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(2-tert-Butyl-4-methylcyclohexyl)acetate(mixture of isomer Heterocyclic Organic Compound. Alternative Names: Damascate, 2-tert-Butyl-4-methyl-cyclohexyl acetate, Cyclohexanol, 2-(1,1-dimethylethyl)-4-methyl-, acetate, Cyclohexanol, 2-(1,1-dimethylethyl)-4-methyl-, 1-acetate, 115724-27-1. CAS No. 115724-27-1. Molecular formula: C13H24O2. Mole weight: 212.328460 [g/mol]. Purity: 0.96. IUPACName: (2-tert-butyl-4-methylcyclohexyl) acetate. Density: 0.92g/cm³. Catalog: ACM115724271. Alfa Chemistry. 2
Poly(vinyl acetate-co-butyl maleate-co-isobornyl acrylate) Poly(vinyl acetate-co-butyl maleate-co-isobornyl acrylate). Group: Polymers. Alternative Names: POLY(VINYL ACETATE-CO-BUTYL MALEATE-CO-ISOBORNYL ACRYLATE); poly(vinyl acetate-co-butyl maleate-co-isobornyl; Poly(vinyl acetate-co-butyl maleate-co-isobornyl acrylate) solution; POLY(VINYL ACETATE-CO-BUTYL MALEATE-CO-I SOBORNYL ACRYLATE), 50 WT% SOLN ETOH; 2. CAS No. 136392-68-2. Alfa Chemistry Materials 6
tert-butyl 2-((4R,6R)-6-(2-(1-(2-((4R,6R)-6-(2-(tert-butoxy)-2-oxoethyl)-2,2-dimethyl-1,3-dioxan-4-yl)ethyl)-5-(4-fluorophenyl)-2-isopropyl-4-phenyl-1H-pyrrole-3-carboxamido)ethyl)-2,2-dimethyl-1,3-dioxan-4-yl)acetate tert-butyl 2-((4R,6R)-6-(2-(1-(2-((4R,6R)-6-(2-(tert-butoxy)-2-oxoethyl)-2,2-dimethyl-1,3-dioxan-4-yl)ethyl)-5-(4-fluorophenyl)-2-isopropyl-4-phenyl-1H-pyrrole-3-carboxamido)ethyl)-2,2-dimethyl-1,3-dioxan-4-yl)acetate is the impuritiy of Atorvastatin, a selective, competitive HMG-CoA reductase inhibitor. CAS No. 1229658-18-7. Molecular formula: C48H67FN2O9. Mole weight: 835.07. BOC Sciences 8
tert-butyl 2-((4R,6R)-6-(2-(2-((4R,6R)-6-(2-(2-(4-fluorophenyl)-5-isopropyl-3-phenyl-4-(phenylcarbamoyl)-1H-pyrrol-1-yl)ethyl)-2,2-dimethyl-1,3-dioxan-4-yl)acetamido)ethyl)-2,2-dimethyl-1,3-dioxan-4-yl)acetate tert-butyl 2-((4R,6R)-6-(2-(2-((4R,6R)-6-(2-(2-(4-fluorophenyl)-5-isopropyl-3-phenyl-4-(phenylcarbamoyl)-1H-pyrrol-1-yl)ethyl)-2,2-dimethyl-1,3-dioxan-4-yl)acetamido)ethyl)-2,2-dimethyl-1,3-dioxan-4-yl)acetate is the impuritiy of Atorvastatin, a selective, competitive HMG-CoA reductase inhibitor. Synonyms: 2-Methyl-2-propanyl {(4R,6R)-6-[2-({[(4R,6R)-6-{2-[2-(4-fluorophenyl)-5-isopropyl-3-phenyl-4-(phenylcarbamoyl)-1H-pyrrol-1-yl]ethyl}-2,2-dimethyl-1,3-dioxan-4-yl]acetyl}amino)ethyl]-2,2-dimethyl-1,3-d ioxan-4-yl}acetate; 1,1-Dimethylethyl (4R,6R)-6-[2-[[2-[(4R,6R)-6-[2-[2-(4-Fluorophenyl)-5-(1-methylethyl)-3-phenyl-4-[(phenylamino)carbonyl]-1H-pyrrol-1-yl]ethyl]-2,2-dimethyl-1,3-dioxan-4-yl]acetyl]amino]ethyl]-2,2-dimethyl-1,3-dioxane-4-acetate. CAS No. 1116118-82-1. Molecular formula: C50H64FN3O8. Mole weight: 854.06. BOC Sciences 8
tert-butyl 2-((4R,6R)-6-(2-((3R,5R)-7-(2-(4-fluorophenyl)-5-isopropyl-3-phenyl-4-(phenylcarbamoyl)-1H-pyrrol-1-yl)-3,5-dihydroxyheptanamido)ethyl)-2,2-dimethyl-1,3-dioxan-4-yl)acetate tert-butyl 2-((4R,6R)-6-(2-((3R,5R)-7-(2-(4-fluorophenyl)-5-isopropyl-3-phenyl-4-(phenylcarbamoyl)-1H-pyrrol-1-yl)-3,5-dihydroxyheptanamido)ethyl)-2,2-dimethyl-1,3-dioxan-4-yl)acetate is the impuritiy of Atorvastatin, a selective, competitive HMG-CoA reductase inhibitor. CAS No. 1371615-55-2. Molecular formula: C47H60FN3O8. Mole weight: 814.01. BOC Sciences 8
10-trans-Atorvastatin Acetonide tert-Butyl Ester 10-trans-Atorvastatin Acetonide tert-Butyl Ester is the impuritiy of Atorvastatin, a selective, competitive HMG-CoA reductase inhibitor. Synonyms: tert-butyl 2-((4S,6R)-6-(2-(2-(4-fluorophenyl)-5-isopropyl-3-phenyl-4-(phenylcarbamoyl)-1H-pyrrol-1-yl)ethyl)-2,2-dimethyl-1,3-dioxan-4-yl)acetate; (4S,6R)-6-[2-[2-(4-Fluorophenyl)-5-(1-methylethyl)-3-phenyl-4-[(phenylamino)carbonyl]-1H-pyrrol-1-yl]ethyl]-2,2-dimethyl-1,3-dioxane-4-acetic Acid 1,1-Dimethylethyl Ester. CAS No. 1105067-90-0. Molecular formula: C40H47FN2O5. Mole weight: 654.81. BOC Sciences 8
2-Fluoro Atorvastatin tert-Butyl Ester 2-Fluoro Atorvastatin tert-Butyl Ester is the impuritiy of Atorvastatin, a selective, competitive HMG-CoA reductase inhibitor. Synonyms: tert-butyl 2-((4R,6R)-6-(2-(2-(2-fluorophenyl)-5-isopropyl-3-phenyl-4-(phenylcarbamoyl)-1H-pyrrol-1-yl)ethyl)-2,2-dimethyl-1,3-dioxan-4-yl)acetate; (4R,6R)-6-[2-[2-(2-Fluorophenyl)-5-(1-methylethyl)-3-phenyl-4-[(phenylamino)carbonyl]-1H-pyrrol-1-yl]ethyl]-2,2-dimethyl-1,3-dioxane-4-acetic Acid 1,1-Dimethylethyl Ester. CAS No. 1099474-28-8. Molecular formula: C40H47FN2O5. Mole weight: 654.81. BOC Sciences 8
2'-O-(tert-Butyldimethylsilyl)-6α-hydroxy 7-epi-Paclitaxel 2'-O-(tert-Butyldimethylsilyl)-6α-hydroxy 7-epi-Paclitaxel is one of Paclitaxel impurities. Paclitaxel is a tetracyclic diterpenoid isolated originally from the Pacific yew tree Taxus brevifolia. It is a mitotic inhibitor used in cancer chemotherapy. It has a role as a microtubule-stabilising agent, a metabolite, a human metabolite and an antineoplastic agent. Uses: 6α-hydroxypaclitaxel derivative. Synonyms: (3xi, 5beta, 6alpha, 7alpha, 10beta, 13alpha)-4, 10-Bis(acetyloxy)-13-{[(2R, 3S)-3-benzamido-2-{[tert-butyl(dimethyl)silyl]oxy}-3-phenylpropanoyl]oxy}-1, 6, 7-trihydroxy-9-oxo-5, 20-epoxytax-11-en-2-yl benzoate; 2-tert-Pentylcyclopentanon; 2-(1,1-dimethyl-propyl)-cyclopentan-1-one; 2'-NOR THIAMINE; 2-t-Amyl-cyclopentanon; (2aR, 3S, 4S, 4aS, 6S, 9S, 11S, 12S, 12aR, 12bS)-9-(((2R, 3S)-3-benzamido-2-((tert-butyldimethylsilyl)oxy)-3-phenylpropanoyl)oxy)-12-(benzoyloxy)-3, 4, 11-trihydroxy-4a, 8, 13, 13-tetramethyl-5-oxo-2a, 3, 4, 4a, 5, 6, 9, 10, 11, 12, 12a, 12b-d3, 4]benzo[1, 2-b]oxete-6, 12b-diyl diacetate. Grades: > 98%. CAS No. 165065-08-7. Molecular formula: C53H65NO15Si. Mole weight: 984.16. BOC Sciences 7
(3R,5S)-Atorvastatin Acetonide tert-Butyl Ester (3R,5S)-Atorvastatin Acetonide tert-Butyl Ester is the impuritiy of Atorvastatin, a selective, competitive HMG-CoA reductase inhibitor. Synonyms: tert-butyl 2-((4R,6S)-6-(2-(2-(4-fluorophenyl)-5-isopropyl-3-phenyl-4-(phenylcarbamoyl)-1H-pyrrol-1-yl)ethyl)-2,2-dimethyl-1,3-dioxan-4-yl)acetate; (4R,6S)-6-[2-[2-(4-Fluorophenyl)-5-(1-methylethyl)-3-phenyl-4-[(phenylamino)carbonyl]-1H-pyrrol-1-yl]ethyl]-2,2-dimethyl 1,3-Dioxane-4-acetic Acid 1,1-Dimethylethyl Ester; 1,1-Dimethylethyl (4R,6S)-6-[2-[2-(4-fluorophenyl)-5-(1-methylethyl)-3-phenyl-4-[(phenylamino)carbonyl]-1H-pyrrol-1-yl]ethyl]-2,2-dimethyl-1,3-dioxane-4-acetate. CAS No. 947249-30-1. Molecular formula: C40H47FN2O5. Mole weight: 654.81. BOC Sciences 8
Acesulfame Potassium Acesulfame Potassium. CAS No. 55589-62-3. Product ID: PE-0484. Molecular formula: C4H4KNO4S. Mole weight: 201.24. Category: Sweetening agent. Product Keywords: Pharmaceutical Excipients; Excipients for Solid Dosage Form; Acesulfame Potassium; Sweeteners Excipients; Sweetening agent; C4H4KNO4S; 55589-62-3; 55589-62-3. UNII: NA. Chemical Name: 6-Methyl-1, 2, 3-oxathiazin-4(3H)-one-2, 2-dioxide potassium salt. Grade: Pharmceutical Excipients. Administration route: Oral. Dosage Form: Oral preparations. Stability and Storage Conditions: Acetylsul panpotassium has good stability. Stored in bulk at room temperature for many years without signs of decomposition. The sweetness of aqueous solution (pH 3.0 - 3.5, 20°C) did not decrease for about two years. Although some decomposition after storage at 40°C for several months, it has good stability at temperature rise. Neither sterilization nor pasteurization affected the sweetness of acetylsulpanpotassium. Bulk products should be stored in airtight containers in a dry place. Source and Preparation: Acetylsul panpotassium is synthesized from tert-butyl acetoacetate and fluorosulfonyl isocyanate. The resulting product is converted to fluorosulfonyl acetoacetamide and cyclized into dioxythiazone cyclization in the presence of potassium hydroxide. Because this compound is strongly acidic, it can directly form potassium salt. Another route for the synthesis of acetylsulfamide be… CD Formulation
Atorvastatin Acetonide t-Butyl Ester Side Chain (4R,6S)-Isomer Atorvastatin Acetonide t-Butyl Ester Side Chain (4R,6S)-Isomer is the impuritiy of Atorvastatin, a selective, competitive HMG-CoA reductase inhibitor. Synonyms: tert-butyl 2-((4R,6S)-6-(cyanomethyl)-2,2-dimethyl-1,3-dioxan-4-yl)acetate; (4R,6S)-6-(Cyanomethyl)-2,2-dimethyl--1,3-dioxane-4-acetic Acid tert-Butyl Ester; (4R-trans)-6-(Cyanomethyl)-2,2-dimethyl-1,3-dioxane-4-acetic Acid 1,1-Dimethylethyl Ester. CAS No. 196085-84-4. Molecular formula: C14H23NO4. Mole weight: 269.34. BOC Sciences
Atorvastatin Impurity 20 Atorvastatin Impurity 20. Uses: For analytical and research use. Group: Impurity standards. Alternative Names: Atorvastatin Acetonide tert-Butyl Ester; tert-butyl 2-((4R,6R)-6-(2-(2-(4-fluorophenyl)-5-isopropyl-3-phenyl-4-(phenylcarbamoyl)-1H-pyrrol-1-yl)ethyl)-2,2-dimethyl-1,3-dioxan-4-yl)acetate. CAS No. 125971-95-1. Molecular Formula: C40H47FN2O5. Mole Weight: 654.81. Catalog: APB125971951. Alfa Chemistry Analytical Products
Atorvastatin Impurity 57 Atorvastatin Impurity 57. Uses: For analytical and research use. Group: Impurity standards. Alternative Names: tert-butyl 2-((4S,6S)-6-(2-(2-(4-fluorophenyl)-5-isopropyl-3-phenyl-4-(phenylcarbamoyl)-1H-pyrrol-1-yl)ethyl)-2,2-dimethyl-1,3-dioxan-4-yl)acetate. CAS No. 472967-95-6. Molecular Formula: C40H47FN2O5. Mole Weight: 654.81. Catalog: APB472967956. Alfa Chemistry Analytical Products 2
Atorvastatin impurity 66 Atorvastatin impurity 66. Uses: For analytical and research use. Group: Impurity standards. Alternative Names: tert-butyl 2-((4R,6R)-6-(2-(2,3-bis(4-fluorophenyl)-5-isopropyl-4-(phenylcarbamoyl)-1H-pyrrol-1-yl)ethyl)-2,2-dimethyl-1,3-dioxan-4-yl)acetate. CAS No. 693793-87-2. Molecular Formula: C40H46F2N2O5. Mole Weight: 672.34. Catalog: APB693793872. Alfa Chemistry Analytical Products 3
Carbuterol acetate Carbuterol acetate hydrate is an impurity of Carbuterol. Carbuterol is a β-adrenergic agonist related to isoproterenol with selectivity for airway smooth muscle receptors used as a bronchodilator. Synonyms: [5-(2-tert-Butylamino-1-hydroxyethyl)-2-hydroxyphenyl]-urea acetate; 1-(2-Hydroxy-5-{1-hydroxy-2-[(2-methyl-2-propanyl)amino]ethyl}phenyl)urea acetate (1:1). CAS No. 1613439-57-8. Molecular formula: C13H21N3O3.C2H4O2. Mole weight: 327.38. BOC Sciences 7
Difluoro Atorvastatin Acetonide tert-Butyl Ester Difluoro Atorvastatin Acetonide tert-Butyl Ester is the impuritiy of Atorvastatin, a selective, competitive HMG-CoA reductase inhibitor. Synonyms: tert-butyl 2-((4R,6R)-6-(2-(2,3-bis(4-fluorophenyl)-5-isopropyl-4-(phenylcarbamoyl)-1H-pyrrol-1-yl)ethyl)-2,2-dimethyl-1,3-dioxan-4-yl)acetate; (4R,6R)-6-[2-[2,3-Bis(4-fluorophenyl)-5-(1-methylethyl)-4-[(phenylamino)carbonyl]-1H-pyrrol-1-yl]ethyl]-2,2-dimethyl-1,3-Dioxane-4-acetic Acid 1,1-Dimethylethyl Ester. CAS No. 693793-87-2. Molecular formula: C40H46F2N2O5. Mole weight: 672.8. BOC Sciences 8
Fibrinogen-Binding Peptide butyl acetate Fibrinogen-Binding Peptide (designed by the anti-complementarity hypothesis) is a presumptive peptide mimic of the vitronectin binding site on the fibrinogen receptor. It binds to fibrinogen and inhibits platelet adhesion to fibrinogen and platelet aggregation, as well as platelet adhesion to vitronectin. Synonyms: Fibrinogen-Binding Peptide (fb-acetate); H-Glu-His-Ile-Pro-Ala-OH butyl acetate; EHIPA butyl acetate; L-alpha-glutamyl-L-histidyl-L-isoleucyl-L-prolyl-L-alanine butyl acetate. Grades: ≥95%. Molecular formula: C31H51N7O10. Mole weight: 681.80. BOC Sciences 6
Pitavastatin Impurity 20 Pitavastatin Impurity 20 is one of pitavastatin impurities. Pitavastatin, also called as itavastatin, is a potent HMG-CoA reductase inhibitor. And studies showed that pitavastatin inhibited the activity of Rho-kinase depending on the inactivation of Rho by inhibiting the mevalonate pathway. Uses: A hmg-coa reductase inhibitor intermediate. Synonyms: (4R-cis)-6-Chloromethyl-2,2-dimethyl-1,3-dioxane-4-acetic Acid tert-Butyl Ester; tert-butyl syn-(3R,5S)-6-chloro-3,5-(isopropylidenedioxy)-hexanoate; (4R-cis)-6-(chloromethyl)-2,2-dimethyl-1,3-dioxane-4-acetic acid; t-butyl (4R-cis)-6-(chloromethyl)-2,2-dimethyl-1,3-dioxan-4-ylacetate; (4R,6S)-6-(Chloromethyl)-2,2-dimethyl-1,3-dioxane-4-acetic Acid 1,1-Dimethylethyl Ester. Grades: 96%. CAS No. 154026-94-5. Molecular formula: C13H23ClO4. Mole weight: 278.77. BOC Sciences 7
(R)-(-)-JQ1 (R)-(-)-JQ1 is the R-isomer and an inactive control of JQ1, a BET bromodomain inhibitor. Synonyms: (-)-JQ1; (-)-JQ 1; (-)-JQ-1; (R)-JQ1; (R)-(-)-tert-Butyl 2-(4-(4-chlorophenyl)-2,3,9-trimethyl-6H-thieno[3,2-f][1,2,4]triazolo[4,3-a][1,4]diazepin-6-yl)acetate. Grades: >95%. CAS No. 1268524-71-5. Molecular formula: C23H25ClN4O2S. Mole weight: 456.989. BOC Sciences 8
Rosuvastatin EP Impurity F Rosuvastatin EP Impurity F. Uses: For analytical and research use. Group: Impurity standards. Alternative Names: tert-butyl 2-((4R,6S)-6-((E)-2-(4-(4-fluorophenyl)-6-isopropyl-2-(N-methylmethylsulfonamido)pyrimidin-5-yl)vinyl)-2,2-dimethyl-1,3-dioxan-4-yl)acetate. CAS No. 289042-12-2. Molecular Formula: C29H40FN3O6S. Mole Weight: 577.71. Catalog: APB289042122. Alfa Chemistry Analytical Products 2
Rosuvastatin Impurity 143 Rosuvastatin Impurity 143. Uses: For analytical and research use. Group: Impurity standards. Alternative Names: tert-butyl 2-((4R,6R)-6-(2-(4-(4-fluorophenyl)-6-isopropyl-2-(N-methylmethylsulfonamido)pyrimidin-5-yl)ethyl)-2,2-dimethyl-1,3-dioxan-4-yl)acetate. Molecular Formula: C29H42FN3O6S. Mole Weight: 579.72. Catalog: APB01658. Alfa Chemistry Analytical Products 4
Rosuvastatin Impurity 170 Rosuvastatin Impurity 170. Uses: For analytical and research use. Group: Impurity standards. Alternative Names: tert-butyl 2-((4R,6S)-6-((E)-2-(4-(3-fluorophenyl)-6-isopropyl-2-(N-methylmethylsulfonamido)pyrimidin-5-yl)vinyl)-2,2-dimethyl-1,3-dioxan-4-yl)acetate. Molecular Formula: C29H40FN3O6S. Mole Weight: 577.71. Catalog: APB01783. Alfa Chemistry Analytical Products 4
Rosuvastatin Impurity 5 Rosuvastatin Impurity 5. Uses: For analytical and research use. Group: Impurity standards. Alternative Names: tert-butyl 2-((4R,6S)-6-((R)-8-fluoro-4-isopropyl-2-(N-methylmethylsulfonamido)-5,6-dihydrobenzo[h]quinazolin-6-yl)-2,2-dimethyl-1,3-dioxan-4-yl)acetate. Molecular Formula: C29H40FN3O6S. Mole Weight: 577.71. Catalog: APB01379. Alfa Chemistry Analytical Products 4
Rosuvastatin Impurity 6 Rosuvastatin Impurity 6. Uses: For analytical and research use. Group: Impurity standards. Alternative Names: tert-butyl 2-((4R,6S)-6-((S)-8-fluoro-4-isopropyl-2-(N-methylmethylsulfonamido)-5,6-dihydrobenzo[h]quinazolin-6-yl)-2,2-dimethyl-1,3-dioxan-4-yl)acetate. Molecular Formula: C29H40FN3O6S. Mole Weight: 577.71. Catalog: APB01380. Alfa Chemistry Analytical Products 4
Rosuvastatin Impurity 7 Rosuvastatin Impurity 7. Uses: For analytical and research use. Group: Impurity standards. Alternative Names: tert-butyl 2-((4R,6S)-6-((E)-2-(4-(4-fluorophenyl)-2-(2-hydroxy-N,2-dimethylpropylsulfonamido)-6-isopropylpyrimidin-5-yl)vinyl)-2,2-dimethyl-1,3-dioxan-4-yl)acetate. Molecular Formula: C32H46FN3O7S. Mole Weight: 635.79. Catalog: APB01377. Alfa Chemistry Analytical Products 4
Rosuvastatin Impurity 8 Rosuvastatin Impurity 8. Uses: For analytical and research use. Group: Impurity standards. Alternative Names: tert-butyl 2-((4R,6S)-6-((E)-2-(4-isopropyl-2-(N-methylmethylsulfonamido)-6-phenylpyrimidin-5-yl)vinyl)-2,2-dimethyl-1,3-dioxan-4-yl)acetate. Molecular Formula: C29H41N3O6S. Mole Weight: 559.72. Catalog: APB01715. Alfa Chemistry Analytical Products 4
Rosuvastatin Impurity 82 Rosuvastatin Impurity 82. Uses: For analytical and research use. Group: Impurity standards. Alternative Names: tert-butyl 2-((4R,6S)-6-((E)-2-(4-(4-fluorophenyl)-2-(2-(4-(4-fluorophenyl)-6-isopropyl-2-(N-methylmethylsulfonamido)pyrimidin-5-yl)-2-hydroxy-N-methylethylsulfonamido)-6-isopropylpyrimidin-5-yl)vinyl)-2,2-dimethyl-1,3-dioxan-4-yl)acetate. Molecular Formula: C45H58F2N6O9S2. Mole Weight: 929.10. Catalog: APB01694. Alfa Chemistry Analytical Products 4
Rosuvastatin Impurity 83 Rosuvastatin Impurity 83. Uses: For analytical and research use. Group: Impurity standards. Alternative Names: tert-butyl 2-((4R,6S)-6-((E)-2-(4-(4-fluorophenyl)-2-((E)-2-(4-(4-fluorophenyl)-6-isopropyl-2-(N-methylmethylsulfonamido)pyrimidin-5-yl)-N-methylvinylsulfonamido)-6-isopropylpyrimidin-5-yl)vinyl)-2,2-dimethyl-1,3-dioxan-4-yl)acetate. Molecular Formula: C45H56F2N6O8S2. Mole Weight: 911.09. Catalog: APB01693. Alfa Chemistry Analytical Products 4
Rosuvastatin Impurity 9 Rosuvastatin Impurity 9. Uses: For analytical and research use. Group: Impurity standards. Alternative Names: tert-butyl 2-((4R,6S)-6-(3-(4-(4-fluorophenyl)-6-isopropyl-2-(N-methylmethylsulfonamido)pyrimidin-5-yl)oxiran-2-yl)-2,2-dimethyl-1,3-dioxan-4-yl)acetate. CAS No. 1112048-62-0. Molecular Formula: C29H40FN3O7S. Mole Weight: 593.71. Catalog: APB1112048620. Alfa Chemistry Analytical Products
Rosuvastatin isomer-1 Rosuvastatin isomer-1. Uses: For analytical and research use. Group: Impurity standards. Alternative Names: tert-butyl 2-((4S,6R)-6-((E)-2-(4-(4-fluorophenyl)-6-isopropyl-2-(N-methylmethylsulfonamido)pyrimidin-5-yl)vinyl)-2,2-dimethyl-1,3-dioxan-4-yl)acetate. Molecular Formula: C29H40FN3O6S. Mole Weight: 577.71. Catalog: APB01381. Alfa Chemistry Analytical Products 4
Rosuvastatin isomer-2 Rosuvastatin isomer-2. Uses: For analytical and research use. Group: Impurity standards. Alternative Names: tert-butyl 2-((4S,6S)-6-((E)-2-(4-(4-fluorophenyl)-6-isopropyl-2-(N-methylmethylsulfonamido)pyrimidin-5-yl)vinyl)-2,2-dimethyl-1,3-dioxan-4-yl)acetate. CAS No. 1378943-63-5. Molecular Formula: C29H40FN3O6S. Mole Weight: 577.71. Catalog: APB1378943635. Alfa Chemistry Analytical Products 2
Rosuvastatin isomer-3 Rosuvastatin isomer-3. Uses: For analytical and research use. Group: Impurity standards. Alternative Names: tert-butyl 2-((4R,6R)-6-((E)-2-(4-(4-fluorophenyl)-6-isopropyl-2-(N-methylmethylsulfonamido)pyrimidin-5-yl)vinyl)-2,2-dimethyl-1,3-dioxan-4-yl)acetate. CAS No. 2758676-77-4. Molecular Formula: C29H40FN3O6S. Mole Weight: 577.71. Catalog: APB2758676774. Alfa Chemistry Analytical Products 2
Rosuvastatin isomer (Z)-4 Rosuvastatin isomer (Z)-4. Uses: For analytical and research use. Group: Impurity standards. Alternative Names: tert-butyl 2-((4R,6S)-6-((Z)-2-(4-(4-fluorophenyl)-6-isopropyl-2-(N-methylmethylsulfonamido)pyrimidin-5-yl)vinyl)-2,2-dimethyl-1,3-dioxan-4-yl)acetate. CAS No. 1821422-50-7. Molecular Formula: C29H40FN3O6S. Mole Weight: 577.71. Catalog: APB1821422507. Alfa Chemistry Analytical Products 2
t-Butyldimethylsilyl Tylosin Acetate t-Butyldimethylsilyl Tylosin Acetate is an intermediate used in the synthesis of Tylosin-d3, which is labelled Tylosin. Tylosin is a macrolide antibiotic isolated from a strain of Streptomycetes fradiae found in soil from Thailand. Antibacterial. Molecular formula: C54H93NO18Si. Mole weight: 1072.4. BOC Sciences 12
13-{[(3-N-Boc)-2,2-dimethyl-4S-phenyl-1,3-oxazolidin-5R-yl]formyl}-7-O-(triethylsilyl) Baccatin III 13-{[(3-N-Boc)-2,2-dimethyl-4S-phenyl-1,3-oxazolidin-5R-yl]formyl}-7-O-(triethylsilyl) Baccatin III is one of Paclitaxel precursors. Paclitaxel is a tetracyclic diterpenoid isolated originally from the Pacific yew tree Taxus brevifolia. It is a mitotic inhibitor used in cancer chemotherapy. It has a role as a microtubule-stabilising agent, a metabolite, a human metabolite and an antineoplastic agent. Synonyms: (4S,5R)-2,2-Dimethyl-4-phenyl-3,5-oxazolidinedicarboxylic Acid 5-[(2aR, 4S, 4aS, 6R, 9S, 11S, 12S, 12aR, 12bS)-6, 12b-Bis(acetyloxy)-12-(benzoyloxy)-2a, 3, 4, 4a, 5, 6, 9, 10, 11, 12, 12a, 12b-dodecahydro-11-hydroxy-4a, 8, 13, 13-tetramethyl-5-oxo-4-[(triethylsilyl)oxy]-7, 11-methano-1H-cyclodeca[3, 4]benz[1, 2-b]oxet-9-yl] 3-(1,1-dimethylethyl) Ester; 5-{(3xi,5beta,7alpha,10beta,13alpha)-4,10-Bis(acetyloxy)-2-(benzoyloxy)-1-hydroxy-9-oxo-7-[(triethylsilyl)oxy]-5,20-epoxytax-11-en-13-yl} 3-tert-butyl (4S,5R)-2,2-dimethyl-4-phenyl-1,3-oxazolidine-3,5-dicarboxylate. Grades: 98%. CAS No. 143527-71-3. Molecular formula: C54H73NO15Si. Mole weight: 1004.24. BOC Sciences 7
13-{[(3-t-Boc)-2,2-dimethyl-4S-phenyl-1,3-oxazolidin-5R-yl]formyl}-7-O-(2,2,2-trichloroethyl)oxy]carbonyl) Baccatin III 13-{[(3-t-Boc)-2,2-dimethyl-4S-phenyl-1,3-oxazolidin-5R-yl]formyl}-7-O-(2,2,2-trichloroethyl)oxy]carbonyl) Baccatin III is one of Paclitaxel precursors. Paclitaxel is a tetracyclic diterpenoid isolated originally from the Pacific yew tree Taxus brevifolia. It is a mitotic inhibitor used in cancer chemotherapy. It has a role as a microtubule-stabilising agent, a metabolite, a human metabolite and an antineoplastic agent. Synonyms: (4S,5R)-2,2-Dimethyl-4-phenyl-3,5-oxazolidinedicarboxylic Acid 5-[(2aR, 4S, 4aS, 6R, 9S, 11S, 12S, 12aR, 12bS)-6, 12b-Bis(acetyloxy)-12-(benzoyloxy)-2a, 3, 4, 4a, 5, 6, 9, 10, 11, 12, 12a, 12b-dodecahydro-11-hydroxy-4a, 8, 13, 13-tetramethyl-5-oxo-4-[[(2, 2, 2-trichloroethoxy)carbonyl]oxy]-7, 11-methano-1H-cyclodeca[3, 4]benz[1, 2-b]oxet-9-yl] 3-(1,1-dimethylethyl) Ester; 5-[(3xi,5beta,7beta,10beta,13alpha)-4,10-Bis(acetyloxy)-2-(benzoyloxy)-1-hydroxy-9-oxo-7-{[(2,2,2-trichloroethoxy)carbonyl]oxy}-5,20-epoxytax-11-en-13-yl] 3-tert-butyl (4S,5R)-2,2-dimethyl-4-phenyl-1,3-oxazolidine-3,5-dicarboxylate. Grades: > 98%. CAS No. 143527-73-5. Molecular formula: C51H60Cl3NO17. Mole weight: 1065.38. BOC Sciences 7
2- ( (4R, 6S) -6- ( (E) -2- (4- (4-Fluorophenyl) -2- (2-hydroxy-N, 2-dimethylpropyl sulfonamido) -6-isopropyl pyrimidin-5-yl) vinyl) -2, 2-dimethyl-1, 3-dioxan-4-yl) acetic Acid tert-Butyl Ester 2- ( (4R, 6S) -6- ( (E) -2- (4- (4-Fluorophenyl) -2- (2-hydroxy-N, 2-dimethylpropyl sulfonamido) -6-isopropyl pyrimidin-5-yl) vinyl) -2, 2-dimethyl-1, 3-dioxan-4-yl) acetic Acid tert-Butyl Ester is an Rosuvastatin (R700500) intermediate as HMG-CoA reductase inhibitor. Group: Biochemicals. Grades: Highly Purified. CAS No. 1714147-51-9. Pack Sizes: 10mg, 25mg. Molecular Formula: C32H46FN3O7S. US Biological Life Sciences. USBiological 9
Worldwide
2'-O-tert-Butyl(dimethyl)silyl-7-O-triethylsilyl-2-debenzoyl-4-desacetyl Paclitaxel 2'-O-tert-Butyl(dimethyl)silyl-7-O-triethylsilyl-2-debenzoyl-4-desacetyl Paclitaxel is one of Paclitaxel intermediates. Paclitaxel is a tetracyclic diterpenoid isolated originally from the Pacific yew tree Taxus brevifolia. It is a mitotic inhibitor used in cancer chemotherapy. It has a role as a microtubule-stabilising agent, a metabolite, a human metabolite and an antineoplastic agent. Synonyms: (αR,βS)-β-(Benzoylamino)-α-[[(1,1-dimethylethyl)dimethylsilyl]oxy]-benzenepropanoic Acid (2aR,4S,4aS,6R,9S,11S,12S,12aR,12bS)-6-(acetyloxy)-2a,3,4,4a,5,6,9,10,11,12,12a,12b-Dodecahydro-11,12,12b-trihydroxy-4a,8,13,13-tetramethyl-5-oxo-4-[(triethylsilyl)oxy]-7,11-methano-1H-cyclodeca[3,4]benz[1,2-b]oxet-9-yl Ester; [2aR-[2aα , 4β , 4aβ , 6β , 9α (α R*, β S*) , 11α , 12α , 12aα , 12bα ]]-β - (Benzoylamino) -α -[[ (1, 1-dimethylethyl) dimethylsilyl]oxy]benzenepropanoic Acid 6-(Acetyloxy)-2a,3,4,4a,5,6,9,10,11,12,12a,12b-dodecahydro-11,12,12b-trihydroxy-4a,8,13,13-tetramethyl-5-oxo-4-[(triethylsilyl)oxy]-7,11-methano-1H-cyclodeca[3,4]benz[1,2-b]oxet-9-yl Ester; 4-deacetyl-2-debenzoyl-2'-O-tert-butyldimethylsilyl-7-O-(triethylsilyl)taxol; 2'-tert-butyldimethylsilyl-2-debenzoyl-4-deacetyl-7-(triethylsilyl)paclitaxel. Grades: 98%. CAS No. 160768-75-2. Molecular formula: C50H73NO12Si2. Mole weight: 936.28. BOC Sciences 7
2'-O-(tert-Butyldimethylsilyl) Paclitaxel 2'-O-(tert-Butyldimethylsilyl) Paclitaxel is one of Paclitaxel impurities. Paclitaxel is a tetracyclic diterpenoid isolated originally from the Pacific yew tree Taxus brevifolia. It is a mitotic inhibitor used in cancer chemotherapy. It has a role as a microtubule-stabilising agent, a metabolite, a human metabolite and an antineoplastic agent. Uses: Paclitaxel derivative as antitumor agent. Synonyms: 2'-O-(tert-Butyldimethylsilyl)taxol; (3xi,5beta,7beta,10beta,13alpha)-4,10-Bis(acetyloxy)-13-{[(2R,3S)-3-benzamido-2-{[tert-butyl(dimethyl)silyl]oxy}-3-phenylpropanoyl]oxy}-1,7-dihydroxy-9-oxo-5,20-epoxytax-11-en-2-yl benzoate; 2'-O-TBS-paclitaxel. Grades: 98%. CAS No. 114655-02-6. Molecular formula: C53H65NO14Si. Mole weight: 968.16. BOC Sciences 7
(6-{2-[2-(4-Fluoro-phenyl)-4-(2-hydroxy-phenylcarbamoyl)-5-isopropyl-3-phenyl-d5-pyrrol-1-yl]-ethyl}-2,2-dimethyl-[1,3]-dioxane-4-yl)-acetic Acid, tert-Butyl Ester A deuterated interme. Group: Biochemicals. Grades: Highly Purified. Pack Sizes: 1mg. US Biological Life Sciences. USBiological 1
Worldwide
(6-{2-[2-(4-Fluoro-phenyl)-4-(2-hydroxy-phenylcarbamoyl)-5-isopropyl-3-phenyl-pyrrol-1-yl]-ethyl}-2,2-dimethyl-[1,3]-dioxane-4-yl)-acetic Acid, tert-Butyl Ester A interme. Group: Biochemicals. Grades: Highly Purified. Pack Sizes: 5mg. US Biological Life Sciences. USBiological 1
Worldwide
(6-{2-[2-(4-Fluoro-phenyl)-4-(4-hydroxy-phenylcarbamoyl)-5-isopropyl-3-phenyl-d5-pyrrol-1-yl]-ethyl}-2,2-dimethyl-[1,3]-dioxane-4-yl)-acetic Acid, tert-Butyl Ester A deuterated interme. Group: Biochemicals. Grades: Highly Purified. Pack Sizes: 1mg. US Biological Life Sciences. USBiological 1
Worldwide
(6-{2-[2-(4-Fluoro-phenyl)-4-(4-hydroxy-phenylcarbamoyl)-5-isopropyl-3-phenyl-pyrrol-1-yl]-ethyl}-2,2-dimethyl-[1,3]-dioxane-4-yl)-acetic Acid, tert-Butyl Ester A interme. Group: Biochemicals. Grades: Highly Purified. Pack Sizes: 2.5mg. US Biological Life Sciences. USBiological 1
Worldwide
(6-{2-[3-(2-Benzyloxy-phenylcarbamoyl)-5-(4-fluoro-phenyl)-2-isopropyl-4-phenyl-d5-pyrrol-1-yl]-ethyl}-2,2-dimethyl-[1,3]-dioxane-4-yl)-acetic Acid, tert-Butyl Ester A deuterated interme. Group: Biochemicals. Grades: Highly Purified. Pack Sizes: 1mg. US Biological Life Sciences. USBiological 1
Worldwide
(6-{2-[3-(2-Benzyloxy-phenylcarbamoyl)-5-(4-fluoro-phenyl)-2-isopropyl-4-phenyl-pyrrol-1-yl]-ethyl}-2,2-dimethyl-[1,3]-dioxane-4-yl)-acetic Acid, tert-Butyl Ester A interme. Group: Biochemicals. Grades: Highly Purified. Pack Sizes: 10mg. US Biological Life Sciences. USBiological 1
Worldwide
(6-{2-[3-(4-Benzyloxy-phenylcarbamoyl)-5-(4-fluoro-phenyl)-2-isopropyl-4-phenyl-d5-pyrrol-1-yl]-ethyl}-2,2-dimethyl-[1,3]-dioxane-4-yl)-acetic Acid, tert-Butyl Ester A deuterated interme. Group: Biochemicals. Grades: Highly Purified. Pack Sizes: 1mg. US Biological Life Sciences. USBiological 1
Worldwide
(6-{2-[3-(4-Benzyloxy-phenylcarbamoyl)-5-(4-fluoro-phenyl)-2-isopropyl-4-phenyl-pyrrol-1-yl]-ethyl}-2,2-dimethyl-[1,3]-dioxane-4-yl)-acetic Acid, tert-Butyl Ester A interme. Group: Biochemicals. Grades: Highly Purified. Pack Sizes: 5mg. US Biological Life Sciences. USBiological 1
Worldwide
(6-{2-[3-(4-Phenylcarbamoyl)-5-(4-fluoro-phenyl)-2-isopropyl-. 4-phenyl-d5-pyrrol-1-yl]-ethyl}-2,2-dimethyl-[1,3]-dioxane-4-yl)-acetic Acid, tert-Butyl Ester An. Group: Biochemicals. Grades: Highly Purified. Pack Sizes: 2.5mg. US Biological Life Sciences. USBiological 1
Worldwide
7-O-(Triethylsilyl)-2'-O-tert-butyl(dimethyl)silyl-2-debenzoyl-[2,4]oxol Paclitaxel 7-O-(Triethylsilyl)-2'-O-tert-butyl(dimethyl)silyl-2-debenzoyl-[2,4]oxol Paclitaxel is an intermediate in the synthesis of Paclitaxel, which is a chemotherapy medication used to treat a number of types of cancer. Synonyms: Benzenepropanoic acid, β-(benzoylamino)-α-[[(1,1-dimethylethyl)dimethylsilyl]oxy]-, (2aS,3R,5S,5aS,7R,10S,12S,12aS,12bR)-2a,7-bis(acetyloxy)-2a,3,4,5,5a,6,7,10,11,12,12a,12b-dodecahydro-3,12-dihydroxy-5a,9,13,13-tetramethyl-6-oxo-5-[(triethylsilyl)oxy]-8,12-methano-2H-cyclodec[cd]isobenzofuran-10-yl ester, (αR,βS)-; (2α, 5β, 7β, 10β, 13α)-4, 10-Diacetoxy-1, 5-dihydroxy-9-oxo-7-[(triethylsilyl)oxy]-2, 20-epoxytax-11-en-13-yl (2R,3S)-3-(benzoylamino)-2-{[dimethyl(2-methyl-2-propanyl)silyl]oxy}-3-phenylpropanoate. Molecular formula: C52H75NO13Si2. Mole weight: 978.32. BOC Sciences 8
7-O-(Triethylsilyl)-2'-O-tert-butyl(dimethyl)silyl-4-desacetyl-2-debenzoyl-[2,4]oxol Paclitaxel 7-O-(Triethylsilyl)-2'-O-tert-butyl(dimethyl)silyl-4-desacetyl-2-debenzoyl-[2,4]oxol Paclitaxel is an impurity of Paclitaxel, which is a chemotherapy medication used to treat a number of types of cancer. Synonyms: (αR,βS)-β-[Benzoylamino]-α-[[(1,1-dimethylethoxy)carbonyl]oxy]-benzenepropanoic Acid (2aS,3R,5S,5aS,7R,10S,12S,12aS,12bR)-2a,7-Bis(acetyloxy)-2a,3,4,5,5a,6,7,10,11,12,12a,12b-dodecahydro-3,12-dihydroxy-5a,9,13,13-tetramethyl-6-oxo-5-[(triethylsilyl)oxy]-8,12-methano-2H-cyclodec[cd]isobenzofuran-10-yl Ester; (2α, 5β, 7β, 10β, 13α)-10-Acetoxy-1, 4, 5-trihydroxy-9-oxo-7-[(triethylsilyl)oxy]-2, 20-epoxytax-11-en-13-yl (2R,3S)-3-(benzoylamino)-2-{[dimethyl(2-methyl-2-propanyl)silyl]oxy}-3-phenylpropanoate; Benzenepropanoic acid, β-(benzoylamino)-α-[[(1,1-dimethylethyl)dimethylsilyl]oxy]-, (2aS,3R,5S,5aS,7R,10S,12S,12aS,12bR)-7-(acetyloxy)-2a,3,4,5,5a,6,7,10,11,12,12a,12b-dodecahydro-2a,3,12-trihydroxy-5a,9,13,13-tetramethyl-6-oxo-5-[(triethylsilyl)oxy]-8,12-methano-2H-cyclodec[cd]isobenzofuran-10-yl ester, (αR,βS)-. Molecular formula: C50H73NO12Si2. Mole weight: 936.28. BOC Sciences 8
7-O-(Triethylsilyl)-2’-O-tert-butyl(dimethyl)silyl-4-desacetyl-2-debenzoyl-[2,4]oxol Paclitaxel Impurity of Paclitaxel analog. Group: Biochemicals. Alternative Names: (αR, βS)- β -[Benzoylamino]-α -[[ (1, 1-dimethylethoxy) carbonyl]oxy]-benzenepropanoic Acid (2aS, 3R, 5S, 5aS, 7R, 10S, 12S, 12aS, 12bR) -2a, 7-Bis (acetyloxy) -2a, 3, 4, 5, 5a, 6, 7, 10, 11, 12, 12a, 12b-dodecahydro-3, 12-dihydroxy-5a, 9, 13, 13-tetramethyl-6-oxo-5- [ (triethylsilyl) oxy]-8, 12-methano-2H-cyclodec [cd]isobenzofuran-10-yl Ester. Grades: Highly Purified. Pack Sizes: 5mg. US Biological Life Sciences. USBiological 3
Worldwide
7-O-(Triethylsilyl)-2'-O-tert-butyl(dimethyl)silyl-5-acetyl-4-desacetyl-2-debenzoyl-[2,4]oxol Paclitaxel 7-O-(Triethylsilyl)-2'-O-tert-butyl(dimethyl)silyl-5-acetyl-4-desacetyl-2-debenzoyl-[2,4]oxol Paclitaxel is an intermediate in the synthesis of Paclitaxel, which is a chemotherapy medication used to treat a number of types of cancer. Synonyms: Benzenepropanoic acid, β-(benzoylamino)-α-[[(1,1-dimethylethyl)dimethylsilyl]oxy]-, (2aS,3R,5S,5aS,7R,10S,12S,12aS,12bR)-3,7-bis(acetyloxy)-2a,3,4,5,5a,6,7,10,11,12,12a,12b-dodecahydro-2a,12-dihydroxy-5a,9,13,13-tetramethyl-6-oxo-5-[(triethylsilyl)oxy]-8,12-methano-2H-cyclodec[cd]isobenzofuran-10-yl ester, (αR,βS)-; (2α, 5β, 7β, 10β, 13α)-5, 10-Diacetoxy-1, 4-dihydroxy-9-oxo-7-[(triethylsilyl)oxy]-2, 20-epoxytax-11-en-13-yl (2R,3S)-3-(benzoylamino)-2-{[dimethyl(2-methyl-2-propanyl)silyl]oxy}-3-phenylpropanoate. Molecular formula: C52H75NO13Si2. Mole weight: 978.32. BOC Sciences 8
7-O-(Triethylsilyl)-2'-O-tert-butyl(dimethyl)silyl-5-benzoyl-4-desacetyldebenzoyl-[2,4]oxol Paclitaxel 7-O-(Triethylsilyl)-2'-O-tert-butyl(dimethyl)silyl-5-benzoyl-4-desacetyldebenzoyl-[2,4]oxol Paclitaxel is an intermediate in the synthesis of Paclitaxel, which is a chemotherapy medication used to treat a number of types of cancer. Synonyms: Benzenepropanoic acid, β-(benzoylamino)-α-[[(1,1-dimethylethyl)dimethylsilyl]oxy]-, (2aS,3R,5S,5aS,7R,10S,12S,12aS,12bR)-7-(acetyloxy)-3-(benzoyloxy)-2a,3,4,5,5a,6,7,10,11,12,12a,12b-dodecahydro-2a,12-dihydroxy-5a,9,13,13-tetramethyl-6-oxo-5-[(triethylsilyl)oxy]-8,12-methano-2H-cyclodec[cd]isobenzofuran-10-yl ester, (αR,βS)-; (2α, 5β, 7β, 10β, 13α)-10-Acetoxy-13-{[(2R, 3S)-3-(benzoylamino)-2-{[dimethyl(2-methyl-2-propanyl)silyl]oxy}-3-phenylpropanoyl]oxy}-1, 4-dihydroxy-9-oxo-7-[(triethylsilyl)oxy]-2, 20-epoxytax-11-en-5-yl benzoate. Molecular formula: C57H77NO13Si2. Mole weight: 1040.39. BOC Sciences 8
Acetonitrile(cyclopentadienyl)[2-(di-i-propylphosphino)-4-(t-butyl)-1-methyl-1H-imidazole]ruthenium(II) hexafluorophosphate, min. 98% [Alkene Zipper Catalyst] "Zipper" catalyst for alkene isomerization over up to 30 double bond positions. Selective isomerization over one position also possible. Depending on substrate structure, H/D exchange at accessible allylic positions can be accompanied by isomerization. Group: Ruthenium catalysts. Alternative Names: MFCD22666039; 930601-66-4; Acetonitrile(cyclopentadienyl)[2-(di-ipropylphosphino)-4-(t-butyl)-1-Me-1H-imidazole]Ru(II) PF6. CAS No. 930601-66-4. Molecular formula: C21H35F6N3P2Ru. Mole weight: 606.54g/mol. IUPACName: acetonitrile; (4-tert-butyl-1-methylimidazol-2-yl)-di(propan-2-yl)phosphane; cyclopenta-1, 3-diene; ruthenium(1+); hexafluorophosphate. Canonical SMILES: CC#N. CC(C)P(C1=NC(=CN1C)C(C)(C)C)C(C)C. C1=C[CH]C=C1. F[P-](F)(F)(F)(F)F. [Ru+]. Catalog: ACM930601664. Alfa Chemistry. 2
Acetophenone, 4-(3-(tert-butylamino)-2-hydroxypropoxy)-3-(isopropoxymethyl)-, fumarate(2:1) Heterocyclic Organic Compound. CAS No. 104450-43-3. Molecular formula: C42H66N2O12. Mole weight: 790.97964. Purity: 0.96. IUPACName: (E)-but-2-enedioic acid; 1-[4-[3-(tert-butylamino)-2-hydroxypropoxy]-3-(propan-2-yloxymethyl)phenyl]ethanone. Canonical SMILES: CC (C)OCC1=C (C=CC (=C1)C (=O)C)OCC (CNC (C) (C)C)O. CC (C)OCC1=C (C=CC (=C1)C (=O)C)OCC (CNC (C) (C)C)O. C (=CC (=O)O)C (=O)O. Catalog: ACM104450433. Alfa Chemistry. 5
Acetyl-PHF6KE amide Synonyms: Ac-VQIVYE-NH2; N-Acetyl-L-valyl-L-glutaminyl-L-isoleucyl-L-valyl-L-tyrosyl-L-α-glutamine; (4S,7S,10S,13S,16S,19S)-7-(3-amino-3-oxopropyl)-10-((S)-sec-butyl)-19-carbamoyl-16-(4-hydroxybenzyl)-4,13-diisopropyl-2,5,8,11,14,17-hexaoxo-3,6,9,12,15,18-hexaazadocosan-22-oic acid. Grades: ≥95%. CAS No. 1079892-79-7. Molecular formula: C37H58N8O11. Mole weight: 790.92. BOC Sciences 2
Ac-Val-Glu-Ile-Asp-aldehyde (pseudo acid) Ac-VEID-CHO is an inhibitor of caspase-6 (IC50 = 16.2 nM). It is selective for caspase-6 over caspase-7 (IC50 = 162.1 nM) but can also inhibit caspase-3 (IC50 = 13.6 nM). Synonyms: N-acetyl-L-valyl-L-alpha-glutamyl-L-isoleucyl-L-aspart-1-al; N-acetyl-Val-Glu-Ile-Asp-aldehyde; N-Acetyl-L-valyl-L-alpha-glutamyl-N-[(2S)-1-carboxy-3-oxo-2-propanyl]-L-isoleucinamide; L-Isoleucinamide, N-acetyl-L-valyl-L-α-glutamyl-N-[(1S)-2-carboxy-1-formylethyl]-; N-Acetyl-Val-Glu-Ile-Asp-al; (4S,7S,10S,13S)-10-((S)-sec-butyl)-7-(2-carboxyethyl)-13-formyl-4-isopropyl-2,5,8,11-tetraoxo-3,6,9,12-tetraazapentadecan-15-oic acid; Caspase-6 Inhibitor; Ac-VEID-CHO. Grades: ≥95%. CAS No. 319494-39-8. Molecular formula: C22H36N4O9. Mole weight: 500.54. BOC Sciences 2
Aluminum trifluoromethanesulfonate Friedel-Crafts Reactions. Aluminum trifluoromethanesulfonate has been used for the Friedel-Crafts alkylation reaction of toluene with isopropyl and tert-butyl chlorides (eq 1), and for theacylationof Benzene andtoluenewithacetylandbenzoylchlo- rides in low to moderate yields. Intramolecular Friedel-Crafts acylation of an aromatic compound with Meldrum's acid has also been reported using catalytic amounts of Al(OTf) 3. Acylation of 2-methoxynaphthalene with acetic anhydride has been reported using Al(OTf) 3 and lithium perchlorate as an additive to afford the corresponding 6-acetylated adduct in 83% yield. Effective acylation of arenes with carboxylic acids has also been disclosed using polystyrene-supported Al(OTf)3. Group: Organic aluminium. Alternative Names: Aluminum triflate. CAS No. 74974-61-1. Molecular formula: C3AlF9O9S3. Mole weight: 474.2. Appearance: Powder. Purity: 0.99. IUPACName: aluminum;trifluoromethanesulfonate. Canonical SMILES: C(F)(F)(F)S(=O)(=O)[O-]. C(F)(F)(F)S(=O)(=O)[O-]. C(F)(F)(F)S(=O)(=O)[O-]. [Al+3]. Catalog: ACM74974611-1. Alfa Chemistry. 2
Boc-Ile-Gly-OH Synonyms: 2- [ [3-methyl-2- [ (2-methylpropan-2-yl) oxycarbonylamino] pentanoyl] amino] acetic acid; N-t-Boc-L-isoleucine-glycine; Boc-L-isolucylglycine; Boc-Ile-Gly; tert-Butyloxycarbonyl-Ile-Gly; Boc-L-isoleucyl-glycine. Grades: ≥ 95%. CAS No. 16257-05-9. Molecular formula: C13H24N2O5. Mole weight: 288.30. BOC Sciences 5
BSJ-03-204 BSJ-03-204 is a potent and selective PROTAC® Cdk4/6 Degrader, linked by Cereblon ligand and CDK ligand. Synonyms: N-(4-(4-(6-((6-acetyl-8-cyclopentyl-5-methyl-7-oxo-7,8-dihydropyrido[2,3-d]pyrimidin-2-yl)amino)pyridin-3-yl)piperazin-1-yl)butyl)-2-((2-(2,6-dioxopiperidin-3-yl)-1,3-dioxoisoindolin-4-yl)oxy)acetamide; Acetamide, N-[4-[4-[6-[(6-acetyl-8-cyclopentyl-7,8-dihydro-5-methyl-7-oxopyrido[2,3-d]pyrimidin-2-yl)amino]-3-pyridinyl]-1-piperazinyl]butyl]-2-[[2-(2,6-dioxo-3-piperidinyl)-2,3-dihydro-1,3-dioxo-1H-isoindol-4-yl]oxy]-; N-[4-[4-[6-[(6-Acetyl-8-cyclopentyl-7,8-dihydro-5-methyl-7-oxopyrido[2,3-d]pyrimidin-2-yl)amino]-3-pyridinyl]-1-piperazinyl]butyl]-2-[[2-(2,6-dioxo-3-piperidinyl)-2,3-dihydro-1,3-dioxo-1H-isoindol-4-yl]oxy]acetamide; BSJ-03204; BSJ03204; BSJ 03 204. Grades: ≥98%. CAS No. 2349356-09-6. Molecular formula: C43H48N10O8. Mole weight: 832.90. BOC Sciences 10
Bupropion Morpholinol Bupropion Morpholinol is a major metabolite of the dopamine transport inhibitor and nicotinic antagonist bupropion. It is formed by hydroxylation of bupropion on the tert-butyl group and cyclizes to an acetal. It is a racemic preparation of the R,R-hydroxy bupropion and S,S-hydroxy bupropion isomers. Synonyms: Hydroxy Bupropion, Mixture of Stereoisomers; 2-(3-Chlorophenyl)-3,5,5-triMethyl-; 2-Hydroxy-2-(3'-chlorophenyl)-3,5,5-trimethylmorpholine. Grades: > 95%. CAS No. 357399-43-0. Molecular formula: C13H18ClNO2. Mole weight: 255.75. BOC Sciences 8
Dihydrocephalomannine Dihydrocephalomannine is one of Paclitaxel impurities. Paclitaxel is a tetracyclic diterpenoid isolated originally from the Pacific yew tree Taxus brevifolia. It is a mitotic inhibitor used in cancer chemotherapy. It has a role as a microtubule-stabilising agent, a metabolite, a human metabolite and an antineoplastic agent. Synonyms: 2'',3''-Dihydrocephalomannine; Benzenepropanoic acid, α-hydroxy-β-[(2-methyl-1-oxobutyl)amino]-, (2aR,4S,4aS,6R,9S,11S,12S,12aR,12bS)-6,12b-bis(acetyloxy)-12-(benzoyloxy)-2a,3,4,4a,5,6,9,10,11,12,12a,12b-dodecahydro-4,11-dihydroxy-4a,8,13,13-tetramethyl-5-oxo-7,11-methano-1H-cyclodeca[3,4]benz[1,2-b]oxet-9-yl ester, (αR,βS)-; Benzenepropanoic acid, α-hydroxy-β-[(2-methyl-1-oxobutyl)amino]-, 6,12b-bis(acetyloxy)-12-(benzoyloxy)-2a,3,4,4a,5,6,9,10,11,12,12a,12b-dodecahydro-4,11-dihydroxy-4a,8,13,13-tetramethyl-5-oxo-7,11-methano-1H-cyclodeca[3,4]benz[1,2-b]oxet-9-yl ester, [2aR-[2aα, 4β, 4aβ, 6β, 9α(αR*, βS*), 11α, 12α, 12aα, 12bα]]-; N-Debenzoyl-N-α-methylbutyrylpaclitaxel; Baccatin III 13-ester with (2R,3S)-2-hydroxy-3-(2-methylbutanoylamino)-3-phenylpropanoic acid; Paclitaxel sec-butyl analog. Grades: 95%. CAS No. 159001-25-9. Molecular formula: C45H55NO14. Mole weight: 833.91. BOC Sciences 7
Ecteinascidin-Analog-1 Ecteinascidin-Analog-1 is a useful intermediate for chemical sythesis of Ecteinascidin analogues. It is a family of tetrahydroisoquinoline alkaloids with wide range of antitumor and antimicrobial activities. Synonyms: tert-butyl (4R)-4-[(1R,3S)-3-(acetyloxymethyl)-7-methoxy-6-methyl-8-prop-2-enoxy-2-prop-2-enoxycarbonyl-3,4-dihydro-1H-isoquinolin-1-yl]-2,2-dimethyl-1,3-oxazolidine-3-carboxylate; AKOS030526959; CS-3406; HY-12395. Grades: >98%. CAS No. 874758-58-4. Molecular formula: C31H44N2O9. Mole weight: 588.69. BOC Sciences 9
EMD 66684 EMD 66684 is a potent and selective non-peptide angiotensin AT1 receptor antagonist (IC50 = 0.7 and >10000 nM for AT1 and AT2 receptors, respectively). It inhibits isolated rabbit aorta contractions induced by angiotensin II (IC50 = 0.2 nM) and lowers blood pressure in hypertensive rats. Synonyms: 5H-Imidazo[4,5-c]pyridine-5-acetamide, 2-butyl-3,4-dihydro-N,N-dimethyl-4-oxo-3-[[2'-(2H-tetrazol-5-yl)[1,1'-biphenyl]-4-yl]methyl]-, potassium salt (1:1); Potassium 5-(4'-((2-butyl-5-(2-(dimethylamino)-2-oxoethyl)-4-oxo-4,5-dihydro-3H-imidazo[4,5-c]pyridin-3-yl)methyl)-[1,1'-biphenyl]-2-yl)tetrazol-1-ide; 5H-Imidazo[4,5-c]pyridine-5-acetamide, 2-butyl-3,4-dihydro-N,N-dimethyl-4-oxo-3-[[2'-(1H-tetrazol-5-yl)[1,1'-biphenyl]-4-yl]methyl]-, potassium salt; EMD-66684; EMD66684. Grades: ≥95%. CAS No. 187683-79-0. Molecular formula: C28H29KN8O2. Mole weight: 548.69. BOC Sciences 10
Epoxomicin Antibiotic. Potent anticancer compound. Cell permeable, potent, selective and irreversible 20S proteasome inhibitor. Predominantly inhibits the chymotrypsin-like (CTRL) activity of the proteasome. Exhibits lower level inhibition of proteasome trypsin-like and caspase-like activitives (100 and 1,000-fold slower rates respectively). Anti-inflammatory. Antimicrobial and antimalarial. Anti-parasitic. Stimulates bone formation by inhibiting osteoblast proteasome activity. Induces Parkinson's-like symptoms in rats. The ubiquitin-proteasome system (UPS) and autophagy serve as two complementary, reciprocally regulated protein degradation systems. Blockade of UPS by Epoxomicin activates autophagy. Group: Biochemicals. Alternative Names: N-acetyl-N-methyl-L-isoleucyl-L-isoleucyl-N- [ (1S) -3-methyl-1- [ [ (2R) -2-methyloxiranyl] carbonyl] butyl] -L-threoninamide, BU 4061T. Grades: Highly Purified. CAS No. 134381-21-8. Pack Sizes: 50ug, 100ug, 250ug, 500ug. Molecular Formula: C??H??N?O?, Molecular Weight: 554.7. US Biological Life Sciences. USBiological 4
Worldwide
Epoxomicin (BU-4061T, N-acetyl-N-methyl-L-isoleucyl-L-isoleucyl-N- [ (1S) -3-methyl-1 [ [ (2R) -2-methyloxiranyl] carbonyl] butyl] -L-threoninamide) Originally isolated from Actinomycetes strain based on its potent in vivo antitumor activity, Epoxomicin is a potent, cell-permeable, selective and irreversible proteasome inhibitor. More potent inhibitor of the chymotrypsin-like activity of the proteasome than Lactacystin. Blocks also trypsin-like and PGPH activities of the proteasome. Group: Biochemicals. Grades: Highly Purified. CAS No. 134381-21-8. Pack Sizes: 50ug, 250ug. US Biological Life Sciences. USBiological 4
Worldwide
N-Desbenzoyl-N-tert-butoxycarbonyl-N,O-isopropylidene 6α-Hydroxy Paclitaxel N-Desbenzoyl-N-tert-butoxycarbonyl-N,O-isopropylidene 6α-Hydroxy Paclitaxel is a protected metabolite of Paclitaxel, which is a chemotherapy medication used to treat a number of types of cancer. Synonyms: 5-[(2α, 5β, 6α, 7β, 10β, 13α)-4, 10-Diacetoxy-2-(benzoyloxy)-1, 6, 7-trihydroxy-9-oxo-5, 20-epoxytax-11-en-13-yl] 3-(2-methyl-2-propanyl) (4R,5R)-2,2-dimethyl-4-phenyl-1,3-oxazolidine-3,5-dicarboxylate; 3,5-Oxazolidinedicarboxylic acid, 2,2-dimethyl-4-phenyl-, 5-[(2aR, 3S, 4R, 4aS, 6R, 9S, 11S, 12S, 12aR, 12bS)-6, 12b-bis(acetyloxy)-12-(benzoyloxy)-2a, 3, 4, 4a, 5, 6, 9, 10, 11, 12, 12a, 12b-dodecahydro-3, 4, 11-trihydroxy-4a, 8, 13, 13-tetramethyl-5-oxo-7, 11-methano-1H-cyclodeca[3, 4]benz[1, 2-b]oxet-9-yl] 3-(1,1-dimethylethyl) ester, (4R,5R)-; 3-O-tert-butyl 5-O-[(1S, 2S, 3R, 4S, 7R, 8S, 9R, 10S, 12R, 15S)-4, 12-diacetyloxy-2-benzoyloxy-1, 8, 9-trihydroxy-10, 14, 17, 17-tetramethyl-11-oxo-6-oxatetracyclo[11.3.1.03, 10.04, 7]heptadec-13-en-15-yl] (4R,5R)-2,2-dimethyl-4-phenyl-1,3-oxazolidine-3,5-dicarboxylate. Grades: 95%. Molecular formula: C48H59NO16. Mole weight: 905.98. BOC Sciences 8
O-Tri-t-Butyldimethylsilyl Tylosin Acetate An intermediate used in the synthesis of Tylosin-d3, which is labelled Tylosin. Tylosin is a macrolide antibiotic isolated from a strain of Streptomycetes fradiae found in soil from Thailand. Antibacterial. Molecular formula: C65H119NO18Si3. Mole weight: 1286.89. BOC Sciences 12
Pitavastatin Impurity 5 Pitavastatin Impurity 5 is one of pitavastatin impurities. Pitavastatin, also called as itavastatin, is a potent HMG-CoA reductase inhibitor. And studies showed that pitavastatin inhibited the activity of Rho-kinase depending on the inactivation of Rho by inhibiting the mevalonate pathway. Synonyms: t-Butyl (3R,5S)-7-[2-cyclopropyl-4-(4-fluorophenyl)quinolin-3-yl]-3,5-isopropylidenedioxy-6-heptenoate; (4R,6S)-6-[(1E)-2-[2-Cyclopropyl-4-(4-fluorophenyl)-3-quinolinyl]ethenyl]-2,2-dimethyl-1,3-dioxane-4-acetic acid tert-butyl ester; Pitavastatin Impurity 21. Grades: 98%. CAS No. 147489-06-3. Molecular formula: C32H36FNO4. Mole weight: 517.63. BOC Sciences 7
Probucol Probucol is an antilipemic. Group: Biochemicals. Alternative Names: 4, 4'-[ (1-Methylethylidene)bis (thio)]bis[2, 6-bis (1, 1-dimethylethyl)phenol; Bis(3,5-di-tert-butyl-4-hydroxyphenyl) Mercaptole Acetone; 4, 4'- (Isopropylidenedithio) bis[2, 6-di-tert-butyl-phenol; Biphenabid; Bisbid; Bisphenabid; DH 581; Lipomal; Lorelco; Lurselle; NSC 652160; NSC 86225. Grades: Highly Purified. CAS No. 23288-49-5. Pack Sizes: 1g. US Biological Life Sciences. USBiological 2
Worldwide

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