American Chemical Suppliers

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Product
Desmethyl Doxylamine Desmethyl Doxylamine. Uses: For analytical and research use. Group: Impurity standards. CAS No. 1221-70-1. Pack Sizes: 100MG. Molecular formula: C16H20N2O. Mole weight: 256.34. Catalog: APS1221701. Format: Neat. Shipping: Room Temperature. Alfa Chemistry Analytical Products 4
Desmethyl Doxylamine-d5 Desmethyl Doxylamine-d5. Group: Biochemicals. Alternative Names: N, N-Dimethyl-2- (phenyl-2-pyridinylmethoxy) ethanamine-d5; 2-[α -[2- (Dimethylamino) ethoxy]benzyl]pyridine-d5. Grades: Highly Purified. Pack Sizes: 2.5mg. Molecular Formula: C16H15D5N2O, Molecular Weight: 261.37. US Biological Life Sciences. USBiological 3
Worldwide
Desmethylene Oxobexarotene-13C4 Methyl Ester A possible drug candidate in the treatment of cancers. Intermediate in the preparation of tetramethylcyclohexane derivatives as retinoid X receptors modulators. Group: Biochemicals. Alternative Names: Methyl 4-[ (5, 6, 7, 8-Tetrahydro-3, 5, 5, 8, 8-pentamethyl-2-naphthalenyl) carbonyl]benzoate -13C4; 4-[(5,6,7,8-Tetrahydro-3,5,5,8,8-pentamethyl-2-naphthalenyl)carbonyl]-benzoic Acid Methyl Ester -13C4. Grades: Highly Purified. Pack Sizes: 1mg. US Biological Life Sciences. USBiological 2
Worldwide
Desmethylene Oxo-bexarotene Methyl Ester A possible drug candidate in the treatment of cancers. Intermediate in the preparation of tetramethylcyclohexane derivatives as retinoid X receptors modulators. Group: Biochemicals. Alternative Names: Methyl 4-[ (5, 6, 7, 8-Tetrahydro-3, 5, 5, 8, 8-pentamethyl-2-naphthalenyl) carbonyl]benzoate; 4-[(5,6,7,8-Tetrahydro-3,5,5,8,8-pentamethyl-2-naphthalenyl)carbonyl]-benzoic Acid Methyl Ester. Grades: Highly Purified. CAS No. 153559-45-6. Pack Sizes: 10mg. US Biological Life Sciences. USBiological 2
Worldwide
Desmethylene Paroxetine Hydrochloride Salt A major metabolite of the antidepressant Paroxetine. Group: Biochemicals. Alternative Names: 4-[[(3S,4R)-4-(4-Fluorophenyl)-3-piperidinyl]methoxy]-1,2-benzenediol Hydrochloride; (3S-trans)-4-[[4-(4-Fluorophenyl)-3-piperidinyl]methoxy]-1,2-benzenediol Hydrochloride; BRL 36610; Paroxetine catechol. Grades: Highly Purified. CAS No. 159126-30-4. Pack Sizes: 50mg. US Biological Life Sciences. USBiological 2
Worldwide
Desmethylene Paroxetine hydrochloride solution 1.0 mg/mL in methanol (as free base), ampule of 1 mL, certified reference material. Group: Certified reference materials (crms). Alfa Chemistry Analytical Products
Desmethylene Tadalafil Tadalafil. A phosphodiesterase 5 inhibitor. Group: Biochemicals. Alternative Names: (6R, 12aR)-6-(3, 4-dihydroxyphenyl)-2, 3, 6, 7, 12, 12a-hexahydro-2-methyl-pyrazino[1', 2':1, 6]pyrido[3, 4-b]indole-1, 4-dione; (6R, trans)-6-(3, 4-dihydroxyphenyl)-2, 3, 6, 7, 12, 12a-hexahydro-2-methyl-pyrazino[1', 2':1, 6]pyrido[3, 4-b]indole-1, 4-dione. Grades: Highly Purified. CAS No. 171489-03-5. Pack Sizes: 5mg. US Biological Life Sciences. USBiological 2
Worldwide
Desmethyl Erlotinib A metabolite of Erlotinib. Erlotinib is a tyrosine kinase inhibitor which acts on the epidermal growth factor receptor (EGFR), inhibiting EGFR-associated kinase activity. Synonyms: 2-[[4-[(3-Ethynylphenyl)amino]-7-(2-methoxyethoxy)-6-quinazolinyl]oxy]ethanol. Grades: > 95%. CAS No. 183321-86-0. Molecular formula: C21H21N3O4. Mole weight: 379.42. BOC Sciences 9
Desmethyl Erlotinib Desmethyl Erlotinib (OSI-420 free base) is an active metabolite of Erlotinib. Erlotinib is a potent EGFR tyrosin kinase inhibitor [1]. Desmethyl Erlotinib is a click chemistry reagent, it contains an Alkyne group and can undergo copper-catalyzed azide-alkyne cycloaddition (CuAAc) with molecules containing Azide groups. Uses: Scientific research. Group: Signaling pathways. Alternative Names: OSI-420 free base; CP-373420. CAS No. 183321-86-0. Pack Sizes: 10 mM * 1 mL; 5 mg; 10 mg; 50 mg. Product ID: HY-13256A. MedChemExpress MCE
Desmethyl erlotinib acetate Desmethyl erlotinib acetate. Group: Biochemicals. Alternative Names: 6-(2-Acetoxy-ethoxy)-4-(3-ethynyl-phenylamino)-7-(2-methoxy-ethoxy)quinazoline; 2- [ [4- [ (3-Ethynylphenyl) amino] -7- (2-methoxyethoxy) -6-quinazolinyl] oxy] ethanol 1-acetate; 2- [ [4- [ (3-ethynylphenyl) amino] -7- (2-methoxyethoxy) -6-quinazolinyl] oxy] ethanol acetate ester. Grades: Highly Purified. CAS No. 183320-15-2. Pack Sizes: 1mg, 2mg, 5mg, 10mg. Molecular Formula: C23H23N3O5. US Biological Life Sciences. USBiological 7
Worldwide
Desmethyl Erlotinib Acetate (6-(2-Acetoxy-ethoxy)-4-(3-ethynyl-phenylamino)-7-(2-methoxy-ethoxy)-quinazoline) Desmethyl Erlotinib derivative. Group: Biochemicals. Alternative Names: 6-(2-Acetoxy-ethoxy)-4-(3-ethynyl-phenylamino)-7-(2-methoxy-ethoxy)-quinazoline. Grades: Highly Purified. Pack Sizes: 1mg. US Biological Life Sciences. USBiological 1
Worldwide
Desmethyl erlotinib carboxylate acid Desmethyl erlotinib carboxylate acid. Group: Biochemicals. Alternative Names: 2-[[4-[(3-Ethynylphenyl)amino]-6-(2-methoxyethoxy)-7-quinazolinyl]oxy]. Grades: Highly Purified. CAS No. 882172-60-3. Pack Sizes: 1mg, 2mg, 5mg, 10mg, 25mg. Molecular Formula: C21H19N3O5. US Biological Life Sciences. USBiological 7
Worldwide
Desmethyl erlotinib carboxylate acid Desmethyl erlotinib carboxylate acid. Uses: Designed for use in research and industrial production. Additional or Alternative Names: 2-[[4-[(3-Ethynylphenyl)amino]-6-(2-methoxyethoxy)-7-quinazolinyl]oxy]. Product Category: Heterocyclic Organic Compound. CAS No. 882172-60-3. Molecular formula: C21H19N3O5. Mole weight: 393.39. Product ID: ACM882172603. Alfa Chemistry — ISO 9001:2015 Certified. Alfa Chemistry. 3
Desmethyl Erlotinib Carboxylate Acid Cas No. 1170354-84-3. BOC Sciences 8
Desmethyl Erlotinib, Free Base A metabolite of Erlotinib, an anti cancer agent. Group: Biochemicals. Alternative Names: 2- [ [4- [ (3-Ethynylphenyl) amino] -7- (2-methoxyethoxy) -6-quinazolinyl] oxy] ethanol; OSI-420; CP 373420. Grades: Highly Purified. CAS No. 183321-86-0. Pack Sizes: 1mg. US Biological Life Sciences. USBiological 1
Worldwide
Desmethyl Erlotinib hydrochloride Desmethyl Erlotinib hydrochloride (OSI-420) is an active metabolite of Erlotinib. Erlotinib is a potent EGFR tyrosin kinase inhibitor [1]. Desmethyl Erlotinib (hydrochloride) is a click chemistry reagent, it contains an Alkyne group and can undergo copper-catalyzed azide-alkyne cycloaddition (CuAAc) with molecules containing Azide groups. Uses: Scientific research. Group: Signaling pathways. Alternative Names: OSI-420; CP-373420 hydrochloride. CAS No. 183320-51-6. Pack Sizes: 10 mM * 1 mL; 5 mg; 10 mg; 50 mg. Product ID: HY-13256. MedChemExpress MCE
Desmethyl Ethyldi hydrocephalomannin?e Desmethyl Ethyldi hydrocephalomannin?e. Group: Biochemicals. Alternative Names: (αR, βS)-α-Hydroxy- β-[[(2E)-1-oxo-2-penten-1-yl]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 Benzenepropanoic Acid. Grades: Highly Purified. CAS No. 514801-83-3. Pack Sizes: 1mg. Molecular Formula: C45H53NO14, Molecular Weight: 831.9. US Biological Life Sciences. USBiological 3
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Desmethyl Etoricoxib An impurity of Etoricoxib. Etoricoxib is a selective COX-2 inhibitor. Synonyms: 5-Chloro-3-(4-methylsulfonylphenyl)-2-(3-pyridyl)pyridine. Grades: > 95%. CAS No. 202409-31-2. Molecular formula: C17H13ClN2O2S. Mole weight: 344.82. BOC Sciences 9
Desmethyl Etoricoxib Desmethyl Etoricoxib. Uses: For analytical and research use. Group: Impurity standards. Alternative Names: 5-Chloro-3-[4-(methylsulfonyl)phenyl]-2,3'-bipyridine, 5-Chloro-3-(4-methylsulfonylphenyl)-2-(3-pyridyl)pyridine. CAS No. 202409-31-2. Pack Sizes: 10MG. IUPAC Name: 5-chloro-3-(4-methylsulfonylphenyl)-2-pyridin-3-ylpyridine. Molecular formula: C17H13ClN2O2S. Mole weight: 344.82. Catalog: APS202409312A. SMILES: CS(=O)(=O)c1ccc(cc1)c2cc(Cl)cnc2c3cccnc3. Format: Neat. Shipping: Room Temperature. Alfa Chemistry Analytical Products 4
Desmethylflunitrazepam Desmethylflunitrazepam (Norflunitrazepam) is a compound from the benzodiazepine family and is an active metabolite of Flunitrazepam [1]. Uses: Scientific research. Group: Signaling pathways. Alternative Names: Norflunitrazepam; Ro 05-4435. CAS No. 2558-30-7. Pack Sizes: 1 mg. Product ID: HY-114876. MedChemExpress MCE
Desmethyl Fluorometholone Desmethyl Fluorometholone. Group: Biochemicals. Alternative Names: (11 β)-9-Fluoro-11,17-dihydroxy-pregna-1,4-diene-3,20-dione; 9-Fluoro-11 β,17-dihydroxy-pregna-1,4-diene-3,20-dione; U 6942. Grades: Highly Purified. CAS No. 426-20-0. Pack Sizes: 5mg. Molecular Formula: C21H27FO4, Molecular Weight: 362.44. US Biological Life Sciences. USBiological 3
Worldwide
Desmethyl Fluvoxamine Major metabolite. Group: Biochemicals. Alternative Names: (1E) -5-Hydroxy-1-[4- (trifluoromethyl) phenyl]-1-pentanone O-(2-Aminoethyl)oxime; Fluvoxamino Acid; EP Impurity G. Grades: Highly Purified. CAS No. 192876-02-1. Pack Sizes: 10mg. US Biological Life Sciences. USBiological 2
Worldwide
Desmethyl Fondenafil Desmethyl Fondenafil. Uses: For analytical and research use. Group: Impurity standards. Pack Sizes: 25MG. Catalog: APS007400. Format: Neat. Alfa Chemistry Analytical Products 4
Desmethyl formamido pirimicarb Desmethyl formamido pirimicarb is an impurity of pirimicarb. Pirimicarb is a selective carbamate insecticide used to control aphids on vegetable, cereal and orchard crops by inhibiting acetylcholinesterase activity but does not affect useful predators such as ladybirds that eat them. Synonyms: Pirimicarb II. CAS No. 27218-04-8. Molecular formula: C11H16N4O3. Mole weight: 252.27. BOC Sciences 7
Desmethyl-formamido-pirimicarb analytical standard. Group: Pesticides & metabolites standards. Alfa Chemistry Analytical Products
Desmethyl Gabazine A metabolite of Gabazine. Group: Biochemicals. Alternative Names: 3-(4-Hydroxyphenyl)-6-imino-1(6H)-pyridazinebutanoic Acid. Grades: Highly Purified. CAS No. 835870-49-0. Pack Sizes: 2.5mg. US Biological Life Sciences. USBiological 2
Worldwide
Desmethylglycitein Desmethylglycitein (4',6,7-Trihydroxyisoflavone), a metabolite of daidzein, sourced from Glycine max with antioxidant, and anti-cancer activities.Desmethylglycitein binds directly to CDK1 and CDK2 in vivo, resulting in the suppresses CDK1 and CDK2 activity. Desmethylglycitein is a direct inhibitor of protein kinase C (PKC)α, against solar UV (sUV)-induced matrix matrix metalloproteinase 1 (MMP1). Desmethylglycitein binds to PI3K in an ATP competitive manner in the cytosol, where it inhibits the activity of PI3K and downstream signaling cascades, leading to the suppression of adipogenesis in 3T3-L1 preadipocytes. Uses: Designed for use in research and industrial production. Product Category: Inhibitors. CAS No. 17817-31-1. Molecular formula: C15H10O5. Mole weight: 270.24. Purity: 0.95. Product ID: ACM17817311. Alfa Chemistry — ISO 9001:2015 Certified. Alfa Chemistry.
Desmethyl Hydroxy Cerivastatin-d6 Sodium Salt A labeled metabolite of Cerivastatin, a competitive inhibitor of HMG-CoA reductase. Group: Biochemicals. Alternative Names: (3R,5S,6E)-. Grades: Highly Purified. Pack Sizes: 500ug. US Biological Life Sciences. USBiological 2
Worldwide
Desmethyl hydroxy cerivastatin sodium salt Desmethyl hydroxy cerivastatin sodium salt. Group: Biochemicals. Alternative Names: (3R,5S,6E)-7-[4-(4-Fluorophenyl)-5-(hydroxymethyl)-6-[(1S)-2-hydroxy-1-methylethyl]-2-(1-methylethyl)-3-pyridinyl]-3,5-dihydroxy-6-heptenoic acid sodium salt; M-24 Metabolite. Grades: Highly Purified. CAS No. 201793-00-2. Pack Sizes: 1mg, 2mg, 5mg, 10mg. Molecular Formula: C25H31FNNaO6. US Biological Life Sciences. USBiological 7
Worldwide
Desmethyl hydroxy cerivastatin,sodium salt Desmethyl hydroxy cerivastatin,sodium salt. Uses: Designed for use in research and industrial production. Additional or Alternative Names: M-24 METABOLITE;DESMETHYL HYDROXY CERIVASTATIN, SODIUM SALT;SODIUM (E)-7-(3R,5S)-(4-(4-FLUOROPHENYL)-6-[(S)-(HYDROXYMETHYL)ETHYL]-5-HYDROXYMETHYL-2-ISOPROPYLPYRID-3-YL)-3,5DIHYDROXYHEPT-6-ENOATE;M-24 Metabolite, Sodium (E)-7-(3R,5S)-{4-(4-Fluorophenyl)-6. Product Category: Heterocyclic Organic Compound. Appearance: White to Off-White Solid. CAS No. 201793-00-2. Molecular formula: C25H31FNNaO6. Mole weight: 483.5. Product ID: ACM201793002. Alfa Chemistry — ISO 9001:2015 Certified. Alfa Chemistry. 4
Desmethyl Hydroxy Cerivastatin, Sodium Salt (M-24 Metabolite, Sodium (E)-7-(3R,5S)-{4-(4-Fluorophenyl)-6-[(S)-(hydroxymethyl)ethyl]-5-hydroxymethyl-2-isopropylpyrid-3-yl}-3,5dihydroxyhept-6-enoate) A metabolite of Cerivastatin, a competitive inhibitor of HMG-CoA reductase. Group: Biochemicals. Alternative Names: M-24 Metabolite, Sodium (E)-7-(3R,5S)-{4-(4-Fluorophenyl)-6-[(S)-(hydroxymethyl)ethyl]-5-hydroxymethyl-2-isopropylpyrid-3-yl}-3,5dihydroxyhept-6-enoate. Grades: Highly Purified. Pack Sizes: 1mg. US Biological Life Sciences. USBiological 1
Worldwide
Desmethyl Icaritin A metabolite of Icariin. Icaritin and Desmethylicaritin, two metabolites of Icariin, dramatically inhibit the growth of most malignant cells. They also have significant antiangiogenesis properties, inhibiting or eliminating entirely the development of new malignant cells. Group: Biochemicals. Alternative Names: 3,5,7-Trihydroxy-2-(4-hydroxyphenyl)-8-(3-methyl-2-buten-1-yl)-4H-1-benzopyran-4-one; 3,4',5,7-Tetrahydroxy-8-(3-methyl-2-butenyl)flavone; 4'-Desmethylicaritin; 8-Prenylkaempferol; De-O-methylanhydroicaritin; Noranhydroicaritin. Grades: Highly Purified. CAS No. 28610-31-3. Pack Sizes: 1mg. US Biological Life Sciences. USBiological 2
Worldwide
Desmethyl Icaritin Tri-O-methoxymethyl Ether Protected Icaritin metabolite. Group: Biochemicals. Alternative Names: 3,5,7-Trihydroxy-2-(4-hydroxyphenyl)-8-(3-methyl-2-buten-1-yl)-4H-1-benzopyran-4-one; 3,4',5,7-Tetrahydroxy-8-(3-methyl-2-butenyl)flavone Tri-O-methoxymethyl Ether; 4'-Desmethylicaritin Tri-O-methoxymethyl Ether; 8-Prenylkaempferol Tri-O-methoxymethyl Ether; De-O-methylanhydroicaritin Tri-O-methoxymethyl Ether; Noranhydroicaritin Tri-O-methoxymethyl Ether. Grades: Highly Purified. CAS No. 143724-76-9. Pack Sizes: 2.5mg. US Biological Life Sciences. USBiological 2
Worldwide
Desmethyl Imatinib PDE3 (phosphodiesterase 3) inhibitor. CAS No. 404844-02-6. Product ID: 8-04688. Molecular formula: C28H29N7O. Mole weight: 479.59. CarboMer Inc
Desmethyl Ketoprofen Shows antiinflammatory and analgesic activities. Group: Biochemicals. Alternative Names: (3-Benzoylbenzene)acetic Acid; (3-Benzoylphenyl)acetic Acid; 2-(3-Benzoylphenyl)acetic Acid; RU 4462; m-Benzoylphenylacetic Acid. Grades: Highly Purified. CAS No. 22071-22-3. Pack Sizes: 250mg. US Biological Life Sciences. USBiological 2
Worldwide
Desmethyl Ketoprofen Methyl Ester Ketoprofen intermediate. Group: Biochemicals. Alternative Names: 3-Benzoyl-benzeneacetic Acid Methyl Ester; (m-Benzoylphenyl)acetic Acid Methyl Ester; Methyl (3-Benzoylphenyl)acetate. Grades: Highly Purified. CAS No. 24021-44-1. Pack Sizes: 100mg. US Biological Life Sciences. USBiological 2
Worldwide
Desmethyl Levofloxacin-d8 Hydrochloride A labeled metabolite of Levofloxacin. Group: Biochemicals. Alternative Names: (3S)-9-Fluoro-2,3-dihydro-3-methyl-7-oxo-10-(1-piperazinyl-d8)-7H-pyrido[1,2,3-de]-1,4-benzoxazine-6-carboxylic Acid Hydrochloride; DN 5455-d8 Hydrochloride. Grades: Highly Purified. Pack Sizes: 1mg. US Biological Life Sciences. USBiological 2
Worldwide
Desmethyl Levofloxacin Hydrochloride A metabolite of Levofloxacin. Group: Biochemicals. Alternative Names: (3S)-9-Fluoro-2,3-dihydro-3-methyl-7-oxo-10-(1-piperazinyl)-7H-pyrido[1,2,3-de]-1,4-benzoxazine-6-carboxylic Acid Hydrochloride; DN 5455 Hydrochloride. Grades: Highly Purified. Pack Sizes: 10mg. US Biological Life Sciences. USBiological 2
Worldwide
Desmethylmaprotiline Hydrochloride Desmethylmaprotiline Hydrochloride is an impurity of Maprotiline (HCl salt) which is an antidepressant. Synonyms: 9,10-Ethanoanthracene-9(10H)-propylamine Hydrochloride; Demethylmaprotiline Hydrochloride; N-Desmethylmaprotiline Hydrochloride; Normaprotiline Hydrochloride; 9,?10-Ethanoanthracene-9(10H)?-propanamine Hydrochloride. Grades: > 95%. CAS No. 92202-51-2. Molecular formula: C19H22ClN. Mole weight: 299.84. BOC Sciences 6
Desmethylmebeverine Alcohol Desmethylmebeverine Alcohol is a metabolite of Mebeverine. Mebeverine (MEB) is a musculotropic antispasmodic agent that is prescribed in Europe for the treatment of irritable bowel syndrome (IBS), a condition generally supposed to involve a disorder of co. Synonyms: Desmethylmebeverine alcohol 155172-67-1 4-(2-(Ethyl(4-hydroxybutyl)amino)propyl)phenol Mebeverine metabolite O-desmethyl Mebeverine alcohol 4-[2-[ethyl(4-hydroxybutyl)amino]propyl]phenol 4-{2-[ETHYL(4-HYDROXYBUTYL)AMINO]PROPYL}PHENOL AC1L2SUN CTK4C8562 HY. Grades: > 95%. CAS No. 155172-67-1. Molecular formula: C15H25NO2. Mole weight: 251.36. BOC Sciences 6
Desmethyl Mirtazapine Dihydrochloride A metabolite of Mirtazapine, α2-adrenergic blocker. Group: Biochemicals. Alternative Names: 1,2,3,4,10,14b-Hexahydro-pyrazino[2,1-a]pyrido[2,3-c][2]benzazepine Dihydrochloride; N-Demethylmirtazapine Dihydrochloride; N-Desmethylmirtazapine Dihydrochloride; Normirtazepin Dihydrochloride; Mirtazapine Impurity D. Grades: Highly Purified. Pack Sizes: 10mg. US Biological Life Sciences. USBiological 2
Worldwide
Desmethyl Nafcillin Sodium Salt Desmethyl Nafcillin Sodium Salt is an impurity of Nafcillin, a semi-synthetic penicillin antibiotic that is particularly effective against Gram-positive bacteria. Synonyms: 4-Thia-1-azabicyclo[3.2.0]heptane-2-carboxylic acid, 6-[[(2-methoxy-1-naphthalenyl)carbonyl]amino]-3,3-dimethyl-7-oxo-, sodium salt (1:1), (2S,5R,6R)-; 4-Thia-1-azabicyclo[3.2.0]heptane-2-carboxylic acid, 6-[[(2-methoxy-1-naphthalenyl)carbonyl]amino]-3,3-dimethyl-7-oxo-, monosodium salt, (2S,5R,6R)-; 4-Thia-1-azabicyclo[3.2.0]heptane-2-carboxylic acid, 6-[[(2-methoxy-1-naphthalenyl)carbonyl]amino]-3,3-dimethyl-7-oxo-, monosodium salt, [2S-(2α,5α,6β)]-; BRL 1336; Nafcillin Desmethyl Impurity. Grades: 98%. CAS No. 1104-49-0. Molecular formula: C20H19N2NaO5S. Mole weight: 422.43. BOC Sciences 8
Desmethyl Naftifine HCl An impurity of Naftifine, which is an allylamine antifungal drug for the topical treatment of tinea pedis, tinea cruris, and tinea corporis, probably involves selectively blocking sterol biosynthesis via inhibition of the squalene 2,4-epoxidase enzyme. Synonyms: 1-Naphthalenemethanami?ne, N-(3-phenyl-2-propenyl)?-, hydrochloride, (E)?- (9CI). Grades: > 95%. CAS No. 98978-52-0. Molecular formula: C20H19N. HCl. Mole weight: 273.38 36.46. BOC Sciences 6
Desmethyl Nintedanib An impurity of Nintedanib, which is a potent triple angiokinase inhibitor for VEGFR1/2/3, FGFR1/2/3 and PDGFRα/β with IC50 of 34 nM/13 nM/13 nM, 69 nM/37 nM/108 nM and 59 nM/73 nM. Synonyms: Nintedanib Impurity G; 2, 3-Dihydro-3- [ [ [4- [ [ (4-methyl-1-piperazinyl) acetyl] amino] phenyl] amino] phenylmethylene] -2-oxo-methyl Ester-1H-indole-6-carboxylic Acid; (Z)-Methyl 3- ( ( (4- (2- (4-methylpiperazin-1-yl)acetamido)phenyl)amino) (phenyl)methylene)-2-oxoindoline-6-carboxylate. CAS No. 894783-61-0. Molecular formula: C30H31N5O4. Mole weight: 525.60. BOC Sciences 8
Desmethyl nizatidine Desmethyl nizatidine. Group: Biochemicals. Alternative Names: N-Methyl-N'- [2- [ [ [2- [ (methylamino) methyl] -4-thiazolyl] methyl] thio] ethyl] -2-nitro-1, 1-ethenediamine. Grades: Highly Purified. CAS No. 82586-78-5. Pack Sizes: 1mg, 2mg, 5mg, 10mg, 25mg. Molecular Formula: C11H19N5O2S2. US Biological Life Sciences. USBiological 7
Worldwide
Desmethyl Nizatidine An impurity of Nizatidine, which is a histamine H2 receptor antagonist with IC50 of 0.9 nM, also inhibits AChE with IC50 of 6.7 μM. Synonyms: N-Methyl-N'-[2-[[[2-[(methylamino)methyl]-4-thiazolyl]methyl]thio]ethyl]-2-nitro-1,1-ethenediamine. Grades: > 95%. CAS No. 82586-78-5. Molecular formula: C11H19N5O2S2. Mole weight: 317.43. BOC Sciences 7
Desmethyl norflurazon Desmethyl norflurazon. Group: Biochemicals. Alternative Names: 5-Amino-4-chloro-2-[3- (trifluoromethyl) phenyl]-3 (2H) -pyridazinone; 5-amino-4-chloro-2-(a,a,a-trifluoro-m-tolyl)-3(2H)-pyridazinone; 4-Chloro-5-amino-2-(a,a,a-trifluoro-m-tolyl)-3(2H)-pyridazinone. Grades: Highly Purified. CAS No. 23576-24-1. Pack Sizes: 50mg, 100mg, 250mg, 500mg, 1g. Molecular Formula: C11H7ClF3N3O. US Biological Life Sciences. USBiological 7
Worldwide
Desmethyl Ofloxacin Desmethyl Ofloxacin. Uses: For analytical and research use. Group: Impurity standards. Alternative Names: Ofloxacin USP RC A,Ofloxacin Imp. E (EP), (RS)-9-Fluoro-3-methyl-7-oxo-10-(piperazin-1-yl)-2,3-dihydro-7H-pyrido[1,2,3-de]-1,4-benzoxazine-6-carboxylic Acid, Ofloxacin USP Related Compound A. CAS No. 82419-52-1. IUPAC Name: (RS)-9-Fluoro-3-methyl-7-oxo-10-(piperazin-1-yl)-2,3-dihydro-7H-pyrido[1,2,3-de]-1,4-benzoxazine-6-carboxylic acid. Molecular formula: C17H18FN3O4. Mole weight: 347.34. Catalog: APS82419521. SMILES: CC1COc2c(N3CCNCC3)c(F)cc4C(=O)C(=CN1c24)C(=O)O. Format: Neat. Alfa Chemistry Analytical Products 4
Desmethyl Ofloxacin-d8 Hydrochloride A labeled metabolite of Ofloxacin. Group: Biochemicals. Alternative Names: 9-Fluoro-2,3-dihydro-3-methyl-7-oxo-10-(1-piperazinyl-d8)-7H-pyrido[1,2,3-de]-1,4-benzoxazine-6-carboxylic Acid Hydrochloride. Grades: Highly Purified. Pack Sizes: 1mg. US Biological Life Sciences. USBiological 2
Worldwide
Desmethylolanzapine dihydrochloride solution 1.0 mg/mL in acetonitrile: water (1:1) (as free base), ampule of 1 mL, certified reference material. Group: Certified reference materials (crms). Alfa Chemistry Analytical Products
Des(methylpiperazinyl-N-methyl) Imatinib Dimer Impurity Des(methylpiperazinyl-N-methyl) Imatinib Dimer Impurity. Uses: For analytical and research use. Group: Impurity standards. CAS No. 1365802-18-1. IUPAC Name: N-[4-methyl-3-[(4-pyridin-3-ylpyrimidin-2-yl)amino]phenyl]-4-[[4-[[4-[[4-methyl-3-[(4-pyridin-3-ylpyrimidin-2-yl)amino]phenyl]carbamoyl]phenyl]methyl]piperazin-1-yl]methyl]benzamide. Molecular formula: C52H48N12O2. Mole weight: 873.02. Catalog: APS1365802181. SMILES: Cc1ccc(NC(=O)c2ccc(CN3CCN(Cc4ccc(cc4)C(=O)Nc5ccc(C)c(Nc6nccc(n6)c7cccnc7)c5)CC3)cc2)cc1Nc8nccc(n8)c9cccnc9. Format: Neat. Alfa Chemistry Analytical Products 4
Desmethyl pirimicarb Desmethyl pirimicarb is an impurity of pirimicarb. Pirimicarb is a selective carbamate insecticide used to control aphids on vegetable, cereal and orchard crops by inhibiting acetylcholinesterase activity but does not affect useful predators such as ladybirds that eat them. Synonyms: Pirimicarb III. CAS No. 30614-22-3. Molecular formula: C10H16N4O2. Mole weight: 224.26. BOC Sciences 7
Desmethyl-pirimicarb analytical standard. Group: Pesticides & metabolites standards. Alfa Chemistry Analytical Products
Desmethyl piroxicam (piroxicam impurity B) Desmethyl piroxicam (piroxicam impurity B). Group: Biochemicals. Alternative Names: 4-Hydroxy-N-2-pyridinyl-2H-1,2-benzothiazine-3-carboxamide 1,1-dioxide; Piroxicam impurity B. Grades: Highly Purified. CAS No. 65897-46-3. Pack Sizes: 1mg, 2mg, 5mg, 10mg. Molecular Formula: C14H11N3O4S. US Biological Life Sciences. USBiological 7
Worldwide
Desmethyl Ranitidine A metabolite of Ranitidine.Ranitidine is a medication that decreases stomach acid production. It can be used in treatment of peptic ulcer disease. Synonyms: N-Methyl-N'-[2-[[[5-[(methylamino)methyl]-2-furanyl]methyl]thio]ethyl]-2-nitro-1,1-ethenediamine; Desmethylranitidine. Grades: > 95%. CAS No. 66357-25-3. Molecular formula: C12H20N4O3S. Mole weight: 300.38. BOC Sciences 7
Desmethyl Ranitidine A metabolite of Ranitidine. Group: Biochemicals. Alternative Names: N-Methyl-N'- [2- [ [ [5- [ (methylamino) methyl] -2-furanyl] methyl] thio] ethyl] -2-nitro-1, 1-ethenediamine; Desmethylranitidine. Grades: Highly Purified. CAS No. 66357-25-3. Pack Sizes: 1mg. US Biological Life Sciences. USBiological 2
Worldwide
Desmethyl Ranolazine A metabolite of Ranolazine. Group: Biochemicals. Alternative Names: N-(2,6-Dimethylphenyl)-4-[2-hydroxy-3-(2-hydroxyphenoxy)propyl]-1-piperazineacetamide; RS 88390. Grades: Highly Purified. CAS No. 172430-45-4. Pack Sizes: 1mg. US Biological Life Sciences. USBiological 2
Worldwide
Desmethyl Ranolazine Desmethyl Ranolazine is one of ranolazine metabolites. Ranolazine is an anti-ischemic agent which modulates myocardial metabolism. Uses: A metabolite of ranolazine (r122500). Synonyms: N-(2,6-Dimethylphenyl)-4-[2-hydroxy-3-(2-hydroxyphenoxy)propyl]-1-piperazineacetamide; RS 88390; 1-Piperazineacetamide,N-(2,6-dimethylphenyl)-4-[2-hydroxy-3-(2-hydroxyphenoxy)propyl]. Grades: 98%. CAS No. 172430-45-4. Molecular formula: C23H31N3O4. Mole weight: 413.51. BOC Sciences 7
Desmethyl Ranolazine β-D-Glucuronide (mixture of diastereomers) Desmethyl Ranolazine β-D-Glucuronide (mixture of diastereomers) is one of Ranolazine metabolites. Ranolazine is an anti-ischemic agent which modulates myocardial metabolism. Synonyms: 2-[3-[4-[2-[(2,6-Dimethylphenyl)amino]-2-oxoethyl]-1-piperazinyl]-2-hydroxypropoxy]phenyl β-D-Glucopyranosiduronic Acid. Grades: 98%. CAS No. 172300-93-5. Molecular formula: C29H39N3O10. Mole weight: 589.63. BOC Sciences 12
Desmethyl Ranolazine-d5 A labeled metabolite of Ranolazine. Group: Biochemicals. Alternative Names: N-(2,6-Dimethylphenyl)-4-[2-hydroxy-3-(2-hydroxyphenoxy)propyl-d5]-1-piperazineacetamide; RS 88390-d5. Grades: Highly Purified. CAS No. 1329834-18-5. Pack Sizes: 1mg. US Biological Life Sciences. USBiological 2
Worldwide
Desmethyl Rivastigmine Desmethyl Rivastigmine. Group: Biochemicals. Alternative Names: N,N-Dimethylcarbamic Acid 3-[1- (Dimethylamino) ethyl]phenyl Ester; Dimethylcarbamic Acid m-[1- (Dimethylamino) ethyl]phenyl Ester. Grades: Highly Purified. CAS No. 25081-93-0. Pack Sizes: 50mg. Molecular Formula: C13H20N2O2, Molecular Weight: 236.31. US Biological Life Sciences. USBiological 3
Worldwide
Desmethyl Rivastigmine-d6 Desmethyl Rivastigmine-d6. Group: Biochemicals. Alternative Names: N,N-Dimethylcarbamic Acid 3-[1- (Dimethylamino) ethyl]phenyl Ester-d6; Dimethylcarbamic Acid m-[1- (Dimethylamino) ethyl]phenyl Ester-d6. Grades: Highly Purified. Pack Sizes: 2.5mg. Molecular Formula: C13H14D6N2O2, Molecular Weight: 242.35. US Biological Life Sciences. USBiological 3
Worldwide
Desmethyl-S 14506 Desmethyl-S 14506 is a precursor for S 14506, a 5-HT1A agonist, which can be used for PET study. Synonyms: 4-fluoro-N-[2-[4-(7-hydroxynaphthalen-1-yl)piperazin-1-yl]ethyl]benzamide. Grades: 98%. CAS No. 135722-26-8. Molecular formula: C23H24FN3O2. Mole weight: 393.45. BOC Sciences 10
Desmethyl SCH 442416 Desmethyl SCH 442416 is a precursor to [11C]SCH 442416 for PET studies. SCH 442416 is a potent and brain-permeable A2A adenosine receptor antagonist. Desmethyl SCH 442416 is less potent and less selective in binding the A2A receptor compared to SCH 445416 (Ki values 44 nM, 48 nM, and 34 nM for A1, A2A and A3, respectively). Synonyms: SCH 442416, SCH442416; SCH-442416; Desmethyl. Grades: 95%. CAS No. 188112-92-7. Molecular formula: C19H17N7O2. Mole weight: 375.38. BOC Sciences 10
Desmethyl Sertraline HCl A metabolite of Sertraline. Sertraline is a selective serotonin reuptake inhibitor (SSRI) for the treatment of depression. Synonyms: cis- 4-(3,4-Dichlorophenyl)-1,2,3,4-tetrahydro-1-naphthalenamine Hydrochloride; cis-(+/-)-4-(3,4-Dichlorophenyl)-1,2,3,4-tetrahydro-1-naphthalenamine Hydrochloride; rac-cis-N-Desmethyl Sertraline Hydrochloride. Grades: > 95%. CAS No. 91797-57-8. Molecular formula: C16H16Cl3N. Mole weight: 328.66. BOC Sciences 7
Desmethyl Sibutramine Desmethyl Sibutramine is a metabolite of Sibutramine (S422500), a serotonin and noradrenaline reuptake inhibitor (SNR). Decreases calorie intake and increases energy expenditure. Group: Biochemicals. Grades: Highly Purified. CAS No. 168835-59-4. Pack Sizes: 5mg, 50mg. Molecular Formula: C16H24ClN. US Biological Life Sciences. USBiological 2
Worldwide
Desmethyl Sibutramine-d6, Hydrochloride A labeled metabolite of Sibutramine, a serotonin and noradrenaline reuptake inhibitor (SNR). Decreases calorie intake and increases energy expenditure. Group: Biochemicals. Grades: Highly Purified. Pack Sizes: 1mg. US Biological Life Sciences. USBiological 1
Worldwide
Desmethyl Sibutramine, Hydrochloride Salt A metabolite of Sibutramine, a serotonin and noradrenaline reuptake inhibitor (SNR). Decreases calorie intake and increases energy expenditure. Group: Biochemicals. Alternative Names: 1-(4-Chlorophenyl)-N-methyl-α-(2-methylpropyl)-cyclobutanemethanamine Hydrochloride. Grades: Highly Purified. CAS No. 84467-94-7. Pack Sizes: 5mg. US Biological Life Sciences. USBiological 3
Worldwide
Desmethyl Sulfentrazone One analog of Sulfentrazone, which is a herbicide and could control sedges in turfgrass effectively. Synonyms: Methanesulfonamide, N-[2,?4-dichloro-5-[4-(difluoromethyl)?-4,?5-dihydro-5-oxo-1H-1,?2,?4-triazol-1-yl]?phenyl]?-. Grades: > 95%. CAS No. 134391-02-9. Molecular formula: C10H8Cl2F2N4O3S. Mole weight: 373.17. BOC Sciences 7
Desmethyl Tacrolimus Cas No. 132172-14-6. BOC Sciences 7

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