BOC Sciences 8 - Products

BOC Sciences provides a wide range of research chemicals and biochemicals including inhibitors, building blocks, GMP Products, impurities and metabolites, APIs for Veterinary, Natural Compounds, ADCs, Stem Cell Molecule and chiral compounds.

Product
3-Chloro-4-(pyridin-4-ylmethoxy)-phenylamine An impurity of Neratinib, which is an irreversible inhibitor of the HER-2 receptor tyrosine kinase with potential antineoplastic activity. Synonyms: Neratinib Impurity SMPBD. Grades: ≥95%. CAS No. 105326-69-0. Molecular formula: C12H11ClN2O. Mole weight: 234.68. BOC Sciences 8
3-Chlorobenzoic Acid 3-Chlorobenzoic Acid is a fundamental chemical building block commonly used in organic synthesis of more complex structures. It is a benzoic acid analogue that showed antifungal activity against strains of Aspergillus flavus, Aspergillus fumigatus and Aspergillus terreus, causative agents of human aspergillosis, in in vitro bioassays. Synonyms: m-Chlorobenzoic acid. Grades: > 95%. CAS No. 535-80-8. Molecular formula: C7H5ClO2. Mole weight: 156.57. BOC Sciences 8
3-Cyano-7-methoxycoumarin Synonyms: 7-methoxy-2-oxo-2H-chromene-3-carbonitrile; 2H-1-Benzopyran-3-carbonitrile, 7-methoxy-2-oxo-. Grades: 95%. CAS No. 13229-92-0. Molecular formula: C11H7NO3. Mole weight: 201.18. BOC Sciences 8
3-Cyclopropyl-3-oxopropanoic Acid Methyl Ester Cas No. 32249-35-7. BOC Sciences 8
3-Cypionate Estradiol A derivative of Estradiol. Estradiol? is the major estrogen secreted by the premenopausal ovary. Estrogens direct the development of the female genotype in embryogenesis and at puberty. Synonyms: 3-Cypionate (17β)-Estra-1,3,5(10)-triene-3,17-diol. Grades: > 95%. Molecular formula: C26H36O3. Mole weight: 396.58. BOC Sciences 8
3-Demethyl Colchicine Cas No. 7336-33-6. BOC Sciences 8
3-Demethyl Colchicine Glucuronide Grades: > 95%. CAS No. 477-27-2. Molecular formula: C27H31NO12. Mole weight: 561.55. BOC Sciences 8
3-Demethyl Thiocolchicine 3-Demethyl Thiocolchicine is a Thiocolchicine metabolite, used in therapy as an antitunor, antiinflammatory and immunosuppressive agent. Synonyms: N-[(7S)-5,6,7,9-Tetrahydro-3-hydroxy-1,2-dimethoxy-10-(methylthio)-9-oxobenzo[a]heptalen-7-yl]acetamide; 2-Demethylthio-colchicine; 3-Demethylthiocolchicine; 3-Desmethylthiocolchicine; 3-O-Demethylthiocolchicine; NSC 361792. Grades: > 95%. CAS No. 87424-25-7. Molecular formula: C21H23NO5S. Mole weight: 401.48. BOC Sciences 8
3'-Deoxy-2',3'-didehydrothymidine-5'-triphosphate (triethylammonium salt) Stavudine Triphosphate was shown to inhibit HIV-1 RT (reverse transcriptase). Synonyms: Stavudine Triphosphate Triethylammonium Salt; 2',3'-Didehydro-2',3'-dideoxythymidine-5'-triphosphate triethylammonium salt. Grades: 95%. CAS No. 1795791-25-1. Molecular formula: C10H15N2O13P3.xEt3N. Mole weight: 464.15 (free acid). BOC Sciences 8
3-Des-(4-fluorophenyl) 3-(4-Fluorobiphen-3-yl) Aprepitant 3-Des-(4-fluorophenyl) 3-(4-Fluorobiphen-3-yl) is a derivative of Aprepitant, which is a novel selective neurokinin-1 (NK-1) receptor antagonist. Synonyms: 5-{[(2R,3S)-2-{(1R)-1-[3,5-Bis(trifluoromethyl)phenyl]ethoxy}-3-(3-fluoro-4-biphenylyl)-4-morpholinyl]methyl}-2,4-dihydro-3H-1,2,4-triazol-3-one; 3H-1,2,4-Triazol-3-one, 5-[[(2R,3S)-2-[(1R)-1-[3,5-bis(trifluoromethyl)phenyl]ethoxy]-3-(3-fluoro[1,1'-biphenyl]-4-yl)-4-morpholinyl]methyl]-2,4-dihydro-. Molecular formula: C29H25F7N4O3. Mole weight: 610.52. BOC Sciences 8
3-Deschloro-2-Chloro Bupropion HCl Synonyms: 2-(tert-ButylaMino)-2'-chloropropiophenone Hydrochloride; 3-Deschloro-2-chloro Bupropion Hydrochloride; 1-(2-Chlorophenyl)-2-[(1,1-diMethylethyl)aMino]-1-propanone Hydrochloride. Grades: > 95%. CAS No. 1049718-57-1. Molecular formula: C13H19Cl2NO. Mole weight: 276.21. BOC Sciences 8
3-(dimethylamino)-1-(thiophen-2-yl)propan-1-ol 3-(dimethylamino)-1-(thiophen-2-yl)propan-1-ol is an impurity of Duloxetine, an antidepressant medication used to treat major depressive disorder. Synonyms: 3-(Dimethylamino)-1-(2-thienyl)-1-propanol; α-[2-(Dimethylamino)ethyl]-2-thiophenemethanol. CAS No. 13636-02-7. Molecular formula: C9H15NOS. Mole weight: 185.29. BOC Sciences 8
3-(dimethylamino)-1-(thiophen-2-yl)propan-1-one hydrochloride 3-(dimethylamino)-1-(thiophen-2-yl)propan-1-one hydrochloride is an impurity of Duloxetine, an antidepressant medication used to treat major depressive disorder. Synonyms: 3-(Dimethylamino)-1-(2-thienyl)-1-propanone Hydrochloride. CAS No. 5424-47-5. Molecular formula: C9H14ClNOS. Mole weight: 219.73. BOC Sciences 8
3-[(Dimethylamino)methyl]2-octanone BOC Sciences 8
(3E)-17-Deacetylnorgestimate (3E)-17-Deacetylnorgestimate is a metabolite of Norgestimate, which is a progestin medication used in birth control pills for women and in menopausal hormone therapy. Uses: Contraceptive agents, hormonal. Synonyms: 17-Deacylnorgestimate; 18-Methylnorethindrone oxime; BRN 4202099; D-Norgestrel 3-oxime; Levonorgestrel 3-oxime; Levonorgestrel oxime; Norelgestromin; Norplant 3-oxime; RWJ 10553; d-(17α)-13-Ethyl-17-hydroxy-18,19-dinorpregn-4-en-20-yn-3-one Oxime; (8R,9S,10R,13S,14S,17R,E)-13-ethyl-17-Ethynyl-17-hydroxy-6,7,8,9,10,11,12,13,14,15,16,17-dodecahydro-1H-cyclopenta[a]phenanthren-3(2H)-one Oxime. Grades: 98%. CAS No. 74183-55-4. Molecular formula: C44H63F2N3O5. Mole weight: 751.98. BOC Sciences 8
3-ethyl 5-isopropyl 2-((2-aminoethoxy)methyl)-4-(2-chlorophenyl)-6-methyl-1,4-dihydropyridine-3,5-dicarboxylate 3-ethyl 5-isopropyl 2-((2-aminoethoxy)methyl)-4-(2-chlorophenyl)-6-methyl-1,4-dihydropyridine-3,5-dicarboxylate is an impurity of Amlodipine. Amlodipine is a long-acting dihydropyridine L-type calcium channel blocker. Amlodipine is used to lower blood pressure and prevent chest pain. Synonyms: 3-Ethyl 5-isopropyl 2-[(2-aminoethoxy)methyl]-4-(2-chlorophenyl)-6-methyl-1,4-dihydro-3,5-pyridinedicarboxylate. CAS No. 158151-92-9. Molecular formula: C22H29ClN2O5. Mole weight: 436.93. BOC Sciences 8
3-Ethynylaniline A metabolite of Erlotinib. Erlotinib is a tyrosine kinase inhibitor which acts on the epidermal growth factor receptor (EGFR), inhibiting EGFR-associated kinase activity. Uses: Reagent in the preparation of a metabolite of erlotinib (e625000), which is a selective epidermal growth factor receptor (egfr)-tyrosine kinase inhibitor and an antineoplastic. Synonyms: 3-ethynylaniline. Grades: > 95 %. CAS No. 54060-30-9. Molecular formula: C8H7N. Mole weight: 117.15. BOC Sciences 8
3-Fluoro Atomoxetine BOC Sciences 8
3-Hydroxy-2,6,6-trimethyl-1-cyclohexene-1-carbonitrile 3-Hydroxy-2,6,6-trimethyl-1-cyclohexene-1-carbonitrile is an intermediate in the preparation of Retinoic Acid derivatives. Synonyms: (+)-3-Hydroxy-2,6,6-trimethyl-1-cyclohexene-1-carbonitrile; 3-Hydroxy-2,6,6-trimethylcyclohex-1-ene-1-carbonitrile; 1-Cyclohexene-1-carbonitrile, 3-hydroxy-2,6,6-trimethyl-. Grades: ≥90%. CAS No. 145106-79-2. Molecular formula: C10H15NO. Mole weight: 165.23. BOC Sciences 8
3'-Hydroxyacetophenone An impurity of Etilefrin. Etilefrin is a sympathomimetic drug that increases the pulse rate, cardiac output, stroke volume, central venous pressure and mean arterial pressure of healthy individuals. Uses: 3'-hydroxyacetophenone is a chemical reagent used in the synthesis and preparation of chalcones and flavonoids as anti-tuberculosis agents, as well as antileishmanial chaocones. Synonyms: 1-(3-hydroxyphenyl)ethanone. Grades: > 95 %. CAS No. 121-71-1. Molecular formula: C8H8O2. Mole weight: 136.15. BOC Sciences 8
3-Hydroxy Adapalene Methyl Ester 3-Hydroxy Adapalene Methyl Ester is an impurity of Adapalene, which is a third-generation topical retinoid primarily used in the treatment of mild-moderate acne. Synonyms: methyl 6-(3-(3-hydroxyadamantan-1-yl)-4-methoxyphenyl)-2-naphthoate. Grades: 98%. Molecular formula: C29H30O3. Mole weight: 426.55. BOC Sciences 8
3-Hydroxy Carbamazepine β-D-Glucuronide 3-Hydroxy Carbamazepine β-D-Glucuronide is a metabolite of 3-Hydroxy Carbamazepine, which is used in treatment of pain associated with trigeminal neuralgia. Synonyms: 3-Hydroxy-5H-dibenz[b,f]azepine-5-carboxamide β-D-Glucuronide; 3-Hydroxy Carbamazepine Glucuronide; (2S,3S,4S,5R,6S)-6-(11-carbamoylbenzo[b][1]benzazepin-2-yl)oxy-3,4,5-trihydroxyoxane-2-carboxylic acid; 5-Carbamoyl-5H-dibenzo[b,f]azepin-3-yl β-D-glucopyranosiduronic acid; 5H-Dibenz[b,f]azepine-5-carboxamide, 3-(β-D-glucopyranuronosyloxy)-. Molecular formula: C21H20N2O8. Mole weight: 428.39. BOC Sciences 8
3-Hydroxy Carbamazepine tert-Butyldimethylsilyl Ether 3-Hydroxy Carbamazepine tert-Butyldimethylsilyl Ether is a metabolite of Carbamazepine, which is used in treatment of pain associated with trigeminal neuralgia. Synonyms: 2-{[Dimethyl(2-methyl-2-propanyl)silyl]oxy}-5H-dibenzo[b,f]azepine-5-carboxamide; 5H-Dibenz[b,f]azepine-5-carboxamide, 2-[[(1,1-dimethylethyl)dimethylsilyl]oxy]-. Molecular formula: C21H26N2O2Si. Mole weight: 366.53. BOC Sciences 8
3’-Hydroxy Darunavir Cas No. 1159613-24-7. BOC Sciences 8
3-Hydroxy Detomidine Hydrochloride 3-Hydroxy Detomidine Hydrochloride is a metabolite of Detomidine, a selective α2-adrenoceptor agonist. Synonyms: [3-(1H-imidazol-5-ylmethyl)-2-methylphenyl]methanol;hydrochloride. CAS No. 1794759-72-0. Molecular formula: C12H15ClN2O. Mole weight: 238.71. BOC Sciences 8
3-Hydroxy Dexamethasone (α/β-Mixture) 3-Hydroxy Dexamethasone(α/β-Mixture) is a metabolite of Desoxymetasone which is an anti-inflammatory agent. Synonyms: (11β,16α)-9-Fluoro-3,11,17,21-tetrahydroxy-16-methylpregna-1,4-dien-20-one; Pregna-1,4-dien-20-one, 9-fluoro-3,11,17,21-tetrahydroxy-16-methyl-, (11β,16α)-; 3-Hydroxy Dexamethasone. Grades: ≥95%. CAS No. 922713-68-6. Molecular formula: C22H31FO5. Mole weight: 394.48. BOC Sciences 8
3-Hydroxy Donepezil 3-Hydroxy Donepezil is one of Donepezil impurities. Donepezil, a highly specific reversible acetylcholinesterase (AChE) inhibitor, is used to treat moderate to severe Alzheimer's disease. Synonyms: 2-((1-Benzylpiperidin-4-yl)methyl)-3-hydroxy-5,6-dimethoxy-2,3-dihydro-1H-inden-1-one. Grades: > 90%. CAS No. 2097683-67-3. Molecular formula: C24H29NO4. Mole weight: 395.50. BOC Sciences 8
3-Hydroxy Fenspiride A metabolite of Fenspiride. Fenspiride is an α adrenergic and H2 histamine receptor antagonist. Synonyms: 8-[2-(3-Hydroxyphenyl)ethyl]-1-oxa-3,8-diazaspiro[4.5]decan-2-one. Grades: > 95%. CAS No. 441781-23-3. Molecular formula: C15H20N2O3. Mole weight: 276.34. BOC Sciences 8
3-hydroxyisobenzofuran-1(3H)-one 3-hydroxyisobenzofuran-1(3H)-one is an impurity of olaparib, which selectively binds and inhibits PARP, inhibiting PARP-mediated repair of single-strand DNA breaks. Synonyms: 3-hydroxyisobenzofuran-1(3H)-one; 16859-59-9; o-Phthalaldehydic acid; hydroxyphthalide; CHEBI:495639; MFCD00956142; 3-Hydroxyphthalide; 1(3H)-isobenzofuranone, 3-hydroxy-; 3-hydroxy-3H-2-benzofuran-1-one; SCHEMBL228037; CHEMBL234051; SCHEMBL18705376; AMY7661; JKNKNWJNCOJPLI-UHFFFAOYSA-N; 3-hydroxy-3H-isobenzofuran-1-one; 3-Hydroxybenzo[c]furan-1(3H)-one; 3-hydroxy-2-benzofuran-1(3H)-one; AKOS022504694; DS-19761; SY270554; 3-hydroxy-1,3-dihydro-2-benzofuran-1-one; CS-0143440; FT-0771570; H1754; D71106; Q27105161. CAS No. 16859-59-9. Molecular formula: C8H6O3. Mole weight: 150.13. BOC Sciences 8
3-iodo-6-methyldibenzo[c,f][1,2]thiazepin-11(6H)-one 5,5-dioxide An impurity of Tianeptine, which is a selective serotonin reuptake enhancer (SSRE) used for treating major depressive episodes. Synonyms: SCHEMBL18659752; 3-iodo-6-methyldibenzo[c,f][1,2]thiazepin-11(6H)-one 5,5-dioxide; 1809279-00-2. CAS No. 1809279-00-2. Molecular formula: C14H10INO3S. Mole weight: 399.2. BOC Sciences 8
3-(isopropylamino)propane-1,2-diol oxalate 3-(isopropylamino)propane-1,2-diol oxalate is an impurity of Metoprolol, a β1 selective aryloxypropanolamine andrenergic antagonist. It is used in the treatment of a variety of cardiovascular disorder. Synonyms: Metoprolol Impurity 11; 3-[(1-methylethyl)amino]-1,2-Propanediol ethanedioate (1:1) (salt). CAS No. 73313-34-5. Molecular formula: C8H17NO6. Mole weight: 223.22. BOC Sciences 8
3-methoxy-2-methyl-4-nitropyridine 1-oxide An impurity of Pantoprazole which is a proton pump inhibitor used to treat erosive esophagitis (damage to the esophagus from stomach acid), and other conditions involving excess stomach acid such as Zollinger-Ellison syndrome. Synonyms: Pyridine, 3-methoxy-2-methyl-4-nitro-, 1-oxide; 4-Nitro-3-methoxy-2-methylpyridine N-oxide; Pantoprazole Impurity 23. CAS No. 15931-25-6. Molecular formula: C7H8N2O4. Mole weight: 184.15. BOC Sciences 8
3-Methoxy-p-tyramine Hydrochloride 3-Methoxy-p-tyramine is a major metabolite of Dopamine. Synonyms: 4-(2-Aminoethyl)-2-methoxyphenol Hydrochloride; 4-(2-Aminoethyl)guaiacol Hydrochloride; 2-Methoxytyramine Hydrochloride; 3-Methoxy-4-hydroxy-phenethylamine Hydrochloride; 3-O-Methyldopamine Hydrochloride; 4-(2-Aminoethyl)-2-methoxyphenol Hydrochloride; 4-. Grades: > 95%. CAS No. 1477-68-5. Molecular formula: C9H14ClNO2. Mole weight: 203.67. BOC Sciences 8
(3-methyl-4-(2,2,2-trifluoroethoxy)pyridin-2-yl)methyl acetate It is an impurity of Lansoprazole. Lansoprazole is a proton-pump inhibitor (PPI) which prevents the stomach from producing gastric acid. Synonyms: 3-Methyl-4-(2,2,2-trifluoroethoxy)-2-pyridinemethanol 2-Acetate; Lansoprazole Impurity 15. CAS No. 112525-75-4. Molecular formula: C11H12F3NO3. Mole weight: 263.21. BOC Sciences 8
3-methyl-4,5-diphenylisoxazole An impurity of Parecoxib which is a COX2 selective inhibitor and a water-soluble and injectable prodrug of valdecoxib. Synonyms: Parecoxib Impurity 38. CAS No. 75115-00-3. Molecular formula: C16H13NO. Mole weight: 235.28. BOC Sciences 8
3-Methyl-4-nitroimino-tetrahydro-1,3,5-oxadiazine 3-Methyl-4-nitroimino-tetrahydro-1,3,5-oxadiazine is an intermediate for the synthesis of Thiamethoxam, which is a neonicotinoid insecticide. Synonyms: 3,6-Dihydro-3-methyl-N-nitro-2H-1,3,5-oxadiazin-4-amine; N-(3-Methyl-3,6-dihydro-2H-1,3,5-oxadiazin-4-yl)nitramide. Grades: 98%. CAS No. 153719-38-1. Molecular formula: C4H8N4O3. Mole weight: 160.13. BOC Sciences 8
3-Methyladenine 3-Methyladenine is an autophagy inhibitor that protects cerebellar granule cells (CGCs) from apoptosis following serum/potassium deprivation. 3-Methyladenine inhibits phosphoinositide 3-kinase (PI3K) activity, which plays a key role in autophagy process. Synonyms: NSC 66389; NSC-66389; NSC66389; 6-Amino-3-methylpurine; 3-MA; 3H-Purin-6-amine, 3-methyl-; 3-Methyl Adenine; 3-Methyl-6-aminopurine; N3-Methyladenine. Grades: ≥98% by HPLC. CAS No. 5142-23-4. Molecular formula: C6H7N5. Mole weight: 149.15. BOC Sciences 8
3-(Methylamino)-1-(thiophen-3-yl)propane-1-ol 3-(Methylamino)-1-(thiophen-3-yl)propane-1-ol is an impurity of Duloxetine, which is a serotonin-norepinephrine reuptake inhibitor used to treat major depressive disorder, generalized anxiety disorder, fibromyalgia, neuropathic pain and central sensitization. Synonyms: 3-(Methylamino)-1-(3-thienyl)-1-propanol; 3-Thiophenemethanol, α-[2-(methylamino)ethyl]-; Duloxetine Impurity A. Molecular formula: C8H13NOS. Mole weight: 171.26. BOC Sciences 8
(3-Methylaminopropyl)-5H-dibenz[b,f]azepine (3-Methylaminopropyl)-5H-dibenz[b,f]azepine is an impurity of Desipramine, which is a relatively selective norepinephrine reuptake inhibitor used as a tricyclic antidepressant (TCA). Synonyms: N-Methyl-5H-dibenz[b,f]azepine-5-propanamine; 5-[3-(Methylamino)propyl]-5H-Dibenz[b,f]azepine; G 35967; 5H-Dibenz[b,f]azepine-5-propanamine, N-methyl-; Dehydrodesipramine. CAS No. 2010-13-1. Molecular formula: C18H20N2. Mole weight: 264.36. BOC Sciences 8
3-Methylflavone-8-carboxylic acid (MFCA) A derivative of Flavoxate. Flavoxate is an anticholinergic with antimuscarinic effects. Synonyms: 3-Methyl-2-phenylchromone-8-carboxylic Acid. Grades: > 95%. CAS No. 3468-1-7. Molecular formula: C17H12O4. Mole weight: 280.28. BOC Sciences 8
3-Methyltoxoflavin 3-Methyltoxoflavin is a novel Hsp90 inhibitor, which decreases the Hsp90-dependent client protein HER2 and induces cell death. Synonyms: 3-Methyltoxoflavin; 3 Methyltoxoflavin; 3Methyltoxoflavin; GNF-Pf-2272; 1,3,6-Trimethylpyrimido[5,4-e][1,2,4]triazine-5,7-dione. CAS No. 32502-62-8. Molecular formula: C8H9N5O2. Mole weight: 207.193. BOC Sciences 8
3-Morpholine Metabolite A metabolite of Esreboxetine. Esreboxetine is a selective norepinephrine reuptake inhibitor for the treatment of neuropathic pain and fibromyalgia but failed to show significant benefit over currently available medications and was discontinued. Synonyms: 6-[(2-ethoxyphenoxy)?phenylmethyl]?- 3-Morpholinone. Grades: > 95%. CAS No. 93886-32-9. Molecular formula: C19H21NO4. Mole weight: 327.38. BOC Sciences 8
3-(N-Acetyl-L-cystein-S-yl) Acetaminophen 3-(N-Acetyl-L-cystein-S-yl) Acetaminophen is a metabolite of Acetaminophen, which is a selective COX-2 inhibitor used as an antipyretic, analgesic, and anti-inflammatory agent. Synonyms: N-Acetyl-S-[5-(acetylamino)-2-hydroxyphenyl]-L-Cysteine; PCM-M; 3-[(5-Acetamido-2-Hydroxyphenyl)thio]-N-Acetylalanine; Acetaminophen Mercapturate; N-Acetyl-2-(N-Acetyl-L-Cysteinyl)-4-Aminophenol; S-(5-acetamido-2-hydroxyphenyl)-N-acetyl-L-cysteine; Acetaminophen-2-mercapturate. Grades: 96%. CAS No. 52372-86-8. Molecular formula: C13H16N2O5S. Mole weight: 312.34. BOC Sciences 8
3-(naphthalen-1-yloxy)-1-phenylpropan-1-one 3-(naphthalen-1-yloxy)-1-phenylpropan-1-one is an impurity of Dapoxetine. Dapoxetine HCl is a novel short-acting selective serotonin reuptake inhibitor. Synonyms: 3-(1-Naphthalenyloxy)propiophenone. CAS No. 41198-42-9. Molecular formula: C19H16O2. Mole weight: 276.33. BOC Sciences 8
3-(N-Tosyl-L-alaninyloxy)-5-phenylpyrrole Synonyms: (S)-5-Phenyl-1H-pyrrol-3-yl 2-(4-methylphenylsulfonamido)propanoate; L-Alanine, N-[(4-methylphenyl)sulfonyl]-, 5-phenyl-1H-pyrrol-3-yl ester; 3-(Tosyl-L-alaninyloxy)-5-phenylpyrrole; N-Tosyl-L-alanine-5-phenyl-1H-pyrrol-3-yl ester; 5-Phenyl-3-Pyrrolyl N-Tosyl-L-Alaninate. Grades: 95%. CAS No. 99740-00-8. Molecular formula: C20H20N2O4S. Mole weight: 384.45. BOC Sciences 8
3-O-Benzyl-17β-Dihydro Equilin 3-O-Benzyl-17β-Dihydro Equilin is a derivative of Equilin, which is an estrogen, or an agonist of the estrogen receptors ERα and ER&beta. Synonyms: Estra-1,3,5(10),7-tetraene-3,17β-diol 3-Benzoate; (17β)-Estra-1,3,5(10),7-tetraene-3,17-diol 3-Benzoate; Estra-1,3,5(10), 7-tetraene-3,17-diol, 3-benzoate, (17β)-; Equilin Impurity 11. Grades: >98%. CAS No. 26789-44-6. Molecular formula: C25H26O3. Mole weight: 374.47. BOC Sciences 8
3-O-Des(3-amino-α-D-glucopyranosyl) Amikacin 3-O-Des(3-amino-α-D-glucopyranosyl) Amikacin is a derivative of Amikacin. Amikacin is an antibacterial compound used in the treatment of diseases and illnesses arising from gram-negative bacterium. Synonyms: Amikacin Impurity 4; 4-O-(6-Amino-6-deoxy-α-D-glucopyranosyl)-N1-[(2S)-4-amino-2-hydroxy-1-oxobutyl]-2-deoxy-D-Streptamine; (2S)-4-Amino-N-{(1R,2S,3R,4R,5S)-5-amino-4-[(6-amino-6-deoxy-α-D-glucopyranosyl)oxy]-2,3-dihydroxycyclohexyl}-2-hydroxybutanamide; Amikacin Impurity 11; Butanamide, 4-amino-N-[(1R,2S,3R,4R,5S)-5-amino-4-[(6-amino-6-deoxy-α-D-glucopyranosyl)oxy]-2,3-dihydroxycyclohexyl]-2-hydroxy-, (2S)-. Grades: >98%. CAS No. 1793053-90-3. Molecular formula: C16H32N4O9. Mole weight: 424.45. BOC Sciences 8
3-O-Methyl Dopa Levodopa Related Compound B. Synonyms: DL-3-O-Methyldopa; 3-Methoxytyrosine. Grades: > 95%. CAS No. 300-48-1. Molecular formula: C10H13NO4. Mole weight: 211.22. BOC Sciences 8
3-O-Methyl Estrone Cas No. 1624-62-0. BOC Sciences 8
3-O-Methylnaltrexone Ethylene Ketal 3-O-Methylnaltrexone Ethylene Ketal is a derivative of Naltrexone, which is used to treat alcohol dependence and prevent relapse of opioid. Synonyms: (5α)-17-(Cyclopropylmethyl)-4,5-epoxy-14-hydroxy-3-methoxy-morphinan-6-one Cyclic 1,2-Ethanediyl Acetal; Morphinan-6-one, 17-(cyclopropylmethyl)-4,5-epoxy-14-hydroxy-3-methoxy-, cyclic 1,2-ethanediyl acetal, (5α)-; (1'S, 5'R, 13'R, 17'S)-4'-(Cyclopropylmethyl)-10'-methoxy-17'H-spiro[1, 3-dioxolane-2, 14'-[12]oxa[4]azapentacyclo[9.6.1.01, 13.05, 17.07, 18]octadeca[7(18), 8, 10]trien]-17'-ol. Grades: ≥95%. CAS No. 197242-23-2. Molecular formula: C23H29NO5. Mole weight: 399.48. BOC Sciences 8
3-Oxo-butanoic Acid 2-[(3,3-Diphenylpropyl)methylamino]-1,1-dimethylethyl Ester 3-Oxo-butanoic Acid 2-[(3,3-Diphenylpropyl)methylamino]-1,1-dimethylethyl Ester is an intermediate in the synthesis of Lercanidipine, which is a dihydropyridine calcium channel blocker. Synonyms: Butanoic acid, 3-oxo-, 2-[(3,3-diphenylpropyl)methylamino]-1,1-dimethylethyl ester; 1,1,N-trimethyl-N-(3,3-diphenylpropyl)-2-aminoethyl acetoacetate; 1-[(3,3-Diphenylpropyl)(methyl)amino]-2-methyl-2-propanyl 3-oxobutanoate. Grades: ≥95%. CAS No. 100427-51-8. Molecular formula: C24H31NO3. Mole weight: 381.51. BOC Sciences 8
3-Phenoxybenzaldehyde Cyanohydrin Synonyms: alpha-hydroxy-3-phenoxy-benzeneacetonitril. Grades: > 95%. CAS No. 39515-47-4. Molecular formula: C14H11NO2. Mole weight: 225.25. BOC Sciences 8
3'-p-O-Benzyl-6α-hydroxy Paclitaxel 3'-p-O-Benzyl-6α-hydroxy Paclitaxel is a derivative of Paclitaxel, which is a chemotherapy medication used to treat a number of types of cancer. Synonyms: [(1S, 2S, 3R, 4S, 7R, 8S, 9R, 10S, 12R, 15S)-4, 12-diacetyloxy-15-[(2R, 3S)-3-benzamido-2-hydroxy-3-(4-phenylmethoxyphenyl)propanoyl]oxy-1, 8, 9-trihydroxy-10, 14, 17, 17-tetramethyl-11-oxo-6-oxatetracyclo[11.3.1.03, 10.04, 7]heptadec-13-en-2-yl] benzoate; (2α, 5β, 6α, 7β, 10β, 13α)-4, 10-Diacetoxy-13-({(2R, 3S)-3-(benzoylamino)-3-[4-(benzyloxy)phenyl]-2-hydroxypropanoyl}oxy)-1, 6, 7-trihydroxy-9-oxo-5, 20-epoxytax-11-en-2-yl-benzoate. Molecular formula: C54H57NO16. Mole weight: 976.03. BOC Sciences 8
3-(Pyridin-3'-yl)-cytisine 3-(Pyridin-3'-yl)-cytisine is a nicotinic receptor partial agonist with antidepressant properties. It is a high-affinity α4β2 partial agonist with the Kis of 0.91, 119 and 1100 nM for α4β2, α3β4 and α7 receptors, respectively. However, it has little activity at α3β4 and α7 receptors. Synonyms: (1R,5S)-1,2,3,4,5,6-Hexahydro-9-(3-pyridinyl)-1,5-methano-8H-pyrido[1,2-a][1,5]diazocin-8-one; (1R,9S)-5-(3-Pyridinyl)-7,11-diazatricyclo[7.3.1.02,7]trideca-2,4-dien-6-one; 1,5-Methano-8H-pyrido[1,2-a][1,5]diazocin-8-one, 1,2,3,4,5,6-hexahydro-9-(3-pyridinyl)-, (1R,5S)-; 3-pyr-Cytisine. Grades: 98%. CAS No. 948027-43-8. Molecular formula: C16H17N3O. Mole weight: 267.33. BOC Sciences 8
(3R,11bR)-Tetrabenazine (1S)-(+)-10-Camphorsulfonate (3R,11bR)-Tetrabenazine (1S)-(+)-10-Camphorsulfonate is an analogue of Tetrabenazine, which is a VMAT inhibitor used in the treatment of hyperkinetic movement disorder. Synonyms: (+)-TBZ (1S)-(+)-10-Camphorsulfonate; (+)-Tetrabenazine (1S)-(+)-10-Camphorsulfonate; (1S,4R)-7,7-Dimethyl-2-oxobicyclo[2.2.1]heptane-1-methanesulfonic Acid compd. with (3R,11bR)-1,3,4,6,7,11b-Hexahydro-9,10-dimethoxy-3-(2-methylpropyl)-2H-benzo[a]quinolizin-2-one. Grades: 98%. CAS No. 1223399-57-2. Molecular formula: C29H43NO7S. Mole weight: 549.72. BOC Sciences 8
(3R,3aR,6aS)-Hexahydrofuro[2,3-b]furan-3-ol (3R,3aR,6aS)-Hexahydrofuro[2,3-b]furan-3-ol is an intermediate in the preparation of HIV-1 Protease Inhibitor. It is an isomeric impurity of Bisfuranol. Synonyms: (3aalpha,6aalpha)-Hexahydrofuro[2,3-b]furan-3alpha-ol. Grades: > 95%. CAS No. 252873-00-0. Molecular formula: C6H10O3. Mole weight: 130.14. BOC Sciences 8
(3R)-4-(1b-(4-fluorophenyl)-7-hydroxy-7-isopropyl-1a-phenyl-7a-(phenylcarbamoyl)hexahydro-3H-oxireno[2',3':3,4]pyrrolo[2,1-b][1,3]oxazin-3-yl)-3-hydroxybutanoic acid Cas No. 1193817-52-5. BOC Sciences 8
(3R,4R)-1-Benzyl-3-(methylamino)-4-methylpiperidine Dihydrochloride (3R,4R)-1-Benzyl-N,4-dimethylpiperidin-3-amine dihydrochloride is an impurity of Tofacitinib, a medication used to treat rheumatoid arthritis, psoriatic arthritis and ulcerative colitis. Synonyms: (3R,4R)-N,4-dimethyl-1-(phenylmethyl)-3-piperidinamine;dihydrochloride; (3R,4R)-1-benzyl-N,4-dimethylpiperidin-3-amine;dihydrochloride. CAS No. 1062580-52-2. Molecular formula: C14H24Cl2N2. Mole weight: 291.26. BOC Sciences 8
(3R,4S)-1-Benzoyl-4-phenyl-3-[(triethylsilyl)oxy]-2-azetidinone (3R,4S)-1-Benzoyl-4-phenyl-3-[(triethylsilyl)oxy]-2-azetidinone 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: (+)-cis-1-Benzoyl-3-triethylsilyloxy-4-phenyl-2-azetidinone; 1-Benzoyl-3alpha-(triethylsiloxy)-4alpha-phenylazetidin-2-one; N-benzoyl-3-triethylsilyloxy-4-phenylazetidin-2-one. Grades: 98%. CAS No. 149249-91-2. Molecular formula: C22H27NO3Si. Mole weight: 381.54. BOC Sciences 8
(3R,4S)-1-Benzyl-N,4-dimethylpiperidin-3-amine (3R,4S)-1-Benzyl-N,4-dimethylpiperidin-3-amine is an impurity of Tofacitinib, a medication used to treat rheumatoid arthritis, psoriatic arthritis and ulcerative colitis. CAS No. 1638499-31-6. Molecular formula: C14H22N2. Mole weight: 218.34. BOC Sciences 8
(3R,4S)-3-((benzo[d][1,3]dioxol-5-yloxy)methyl)-4-(4-fluorophenyl)-1-methylpiperidine An impurity of Paroxetine which is a selective serotonin reuptake inhibitor. Synonyms: Paroxetine Impurity 18. CAS No. 153779-99-8. Molecular formula: C20H22FNO3. Mole weight: 343.39. BOC Sciences 8
((3R,4S)-4-(4-fluorophenyl)-1-methylpiperidin-3-yl An impurity of Paroxetine which is a selective serotonin reuptake inhibitor. Synonyms: ((3R,4S)-4-(4-fluorophenyl)-1-methylpiperidin-3-yl)methyl 4-methylbenzenesulfote; Paroxetine Impurity 45. Grades: >95%. CAS No. 1258537-32-4. Molecular formula: C20H24FNO3S. Mole weight: 377.47. BOC Sciences 8
(3R,4S,5R)-Ethyl 5-Acetoxy-3-hydroxy-4-(pentan-3-yloxy)cyclohex-1-enecarboxylate (3R,4S,5R)-Ethyl 5-Acetoxy-3-hydroxy-4-(pentan-3-yloxy)cyclohex-1-enecarboxylate is an intermediate in the synthesis of Oseltamivir, which is an antiviral drug used to treat and prevent influenza A and B viruses. Synonyms: ethyl (3R,4S,5R)-5-acetoxy-3-hydroxy-4-(pentan-3-yloxy)cyclohex-1-ene-1-carboxylate; Ethyl (3R,4S,5R)-5-acetoxy-3-hydroxy-4-(3-pentanyloxy)-1-cyclohexene-1-carboxylate; 1-Cyclohexene-1-carboxylic acid, 5-(acetyloxy)-4-(1-ethylpropoxy)-3-hydroxy-, ethyl ester, (3R,4S,5R)-. Molecular formula: C16H26O6. Mole weight: 314.37. BOC Sciences 8
(3R,4S)-Tofacitinib (3R,4S)-Tofacitinib is a less active enantiopure stereoisomer of the JAK3 inhibitor Tofacitinib. Synonyms: Tofacitinib Impurity A; 3-((3R,4S)-4-methyl-3-(methyl(7H-pyrrolo[2,3-d]pyrimidin-4-yl)amino)piperidin-1-yl)-3-oxopropanenitrile. Grades: >98%. CAS No. 1092578-46-5. Molecular formula: C16H20N6O. Mole weight: 312.27. BOC Sciences 8
((3R,5R)-5-(2,4-difluorophenyl)-5-(iodomethyl)tetrahydrofuran-3-yl)methanol ((3R,5R)-5-(2,4-difluorophenyl)-5-(iodomethyl)tetrahydrofuran-3-yl)methanol is an impurity of Posaconazole. Posaconazole is a broad-spectrum triazole compound that is active against fungi by inhibiting the lanosterol 14α-demethylase enzyme. Synonyms: (3R-cis)-5-(2,4-difluorophenyl)tetrahydro-5-(iodomethyl)-3-furanmethanol. CAS No. 182210-71-5. Molecular formula: C12H13F2IO2. Mole weight: 354.14. BOC Sciences 8
(3R,5R)-Fluvastatin Sodium Salt Grades: > 95%. Molecular formula: C24H25FNO4Na. Mole weight: 433.46. BOC Sciences 8
(3R,5RS,6RS)-6-(3-Chlorophenyl)-6-Hydroxy-5-Methyl-3-Thiomorpholine Carboxylic Acid Synonyms: 1246812-57-6; (3R)-6-(3-Chlorophenyl)-6-hydroxy-5-methylthiomorpholine-3-carboxylic acid; (3R,5RS,6RS)-6-(3-CHLOROPHENYL)-6-HYDROXY-5-METHYL-3-THIOMORPHOLINE CARBOXYLIC ACID; (Bupropion Impurity); DTXSID20747344. Grades: > 95%. CAS No. 1246812-57-6. Molecular formula: C12H14ClNO3S. Mole weight: 287.77. BOC Sciences 8
(3R,5S)-5-Biphenyl-4-ylmethyl-3-methylpyrrolidin-2-one An impurity of Sacubitril, which is an antihypertensive. The combination drug of sacubitril and valsartan is used for heart failure. Synonyms: 2-Pyrrolidinone, 5-([1,1'-biphenyl]-4-ylMethyl)-3-Methyl-, (3R,5S)-. CAS No. 1038924-70-7. Molecular formula: C18H19NO. Mole weight: 265.356. BOC Sciences 8
(3R,5S,6E)-7-(2-Cyclopropyl-4-phenyl-3-quinolinyl)-3,5-dihydroxy-6-heptenoic Acid tert-Butyl Ester (3R,5S,6E)-7-(2-Cyclopropyl-4-phenyl-3-quinolinyl)-3,5-dihydroxy-6-heptenoic Acid tert-Butyl Ester is an intermediate in the synthesis of Pitavastatin, which is a potent HMG-CoA reductase inhibitor for hypercholesterolemia (elevated cholesterol) and prevention of cardiovascular disease. Synonyms: (3R,5S,E)-Tert-butyl 7-(2-cyclopropyl-4-phenylquinolin-3-yl)-3,5-dihydroxyhept-6-enoate; Pitavastatin Impurity compound C; 2-Methyl-2-propanyl (3R,5S,6E)-7-(2-cyclopropyl-4-phenyl-3-quinolinyl)-3,5-dihydroxy-6-heptenoate; 6-Heptenoic acid, 7-(2-cyclopropyl-4-phenyl-3-quinolinyl)-3,5-dihydroxy-, 1,1-dimethylethyl ester, (3R,5S,6E)-. Grades: 97%. Molecular formula: C29H33NO4. Mole weight: 459.58. BOC Sciences 8
(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

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