Chemical Name:ent-Emtricitabine Triphosphate Triethylammonium SaltSynonyms:P-[[(2S,4R)-5-(4-Amino-5-fluoro-2-oxo-1(2H)-pyrimidinyl)-1,3-oxathiolan-2-yl]methyl] Ester Triphosphoric Acid Triethylammonium Salt; (2S-cis)-P-[[5-(4-Amino-5-fluoro-2-oxo-1(2H)-pyrimidinyl)-1,3-oxathiolan-2-yl]methyl] Ester Triphosphoric Acid Triethylammonium Salt; Triphosphoric Acid Deriv. 1,3-Oxathiolane Triethylammonium SaltMolecular Formula:C₈H₁₃FN₃O₁₂P₃S . (C₆H₁₅N)ₓMolecular Weight:487.19 . (101.19)xCategory:Standards; Enzyme Activators and Inhibitors;Applications:ent-Emtricitabine Triphosphate Triethylammonium Salt is a metabolite of ent-Emtricitabine (E525005). The free acid, ent-Emtricitabine Triphosphate inhibits the prodn. of full-length minus-strand DNA in an […]

Chemical Name:Enalaprilat Acyl Glucuronide-d5Synonyms:(2S,3S,4S,5R,6S)-6-(((S)-1-((S)-2-(((S)-1-Carboxy-3-phenylpropyl)amino)propanoyl)pyrrolidine-2-carbonyl)oxy)-3,4,5-trihydroxytetrahydro-2H-pyran-2-carboxylic Acid-d5Molecular Formula:C₂₄H₂₇D₅N₂O₁₁Molecular Weight:529.55Category:Standards; Isotopic Labeled Analogues; Pharmaceutical/API Drug Impurities/Metabolites;Applications:Enalaprilat Acyl Glucuronide-d5 is the isotope labelled analog of Enalaprilat Acyl Glucuronide. Enalaprilat Acyl Glucuronide is an acyl glucuronide metabolite of enalapril (E555250). Enalapril is an antihypertensive. An angiotensin-converting enzyme (ACE) inhibitor.References:Tocco, D.J., et al.: Drug Metab. Dispos., 10, 15 (1982), Cohen, M.L., […]

Chemical Name:Endomorphin-2-d4Synonyms:L-Tyrosyl-L-prolyl-L-phenylalanyl-L-phenylalaninamide-d4; 12: PN: WO2008052043 SEQID: 11 claimed protein; 1: PN:WO2010004535 PAGE: 30 claimed protein-d4; 2: PN: EP1782819 PAGE-d4: 14 claimed protein; 2: PN: US20110065648 SEQID-d4: 2 claimed protein-d4; 2: PN:WO2011034659 SEQID-d4: 2 claimed protein-d4; 40: PN-d4: WO2005016244 PAGE: 68 claimed protein-d4Alternate CAS #:141801-26-5Molecular Formula:C₃₂H₃₃D₄N₅O₅Molecular Weight:575.69Category:Standards; Isotopic Labeled Analogues; Pharmaceutical/API Drug Impurities/Metabolites;Applications:Isotope labelled Endomorphin-2 is […]

Chemical Name:Edoxaban 4-Carboxylic Acid-d3Synonyms:(1S,​3R,​4S)​-4-​[[2-​[(5-​Chloro-​2-​pyridinyl)​amino]​-​2-​oxoacetyl]​amino]​-​3-​[[[4,​5,​6,​7-​tetrahydro-​5-​(methyl-​d3)​thiazolo[5,​4-​c]​pyridin-​2-​yl]​carbonyl]​amino]​-cyclohexanecarboxyli​c Acid;CAS Number:1304821-25-7Molecular Formula:C₂₂H₂₂D₃ClN₆O₅SMolecular Weight:524.01Category:Building Blocks; Miscellaneous;Applications:Edoxaban 4-Carboxylic Acid-d3 is a labelled analogue of Edoxaban 4-Carboxylic Acid Hydrochloride(E555570), which is an impurity of the drug Edoxaban (E555520).To ensure the stability of our products, the efficient express delivery service will be used. We also guarantee that the products will be shipped in the […]

Chemical Name:1’-epi-Entecavir-di-o-benzyl EtherSynonyms:2-Amino-1,9-dihydro-9-[(1R,3R,4S)-2-methylene-4-(phenylmethoxy)-3-[(phenylmethoxy)methyl]cyclopentyl]-6H-purin-6-oneCAS Number:1354695-86-5Molecular Formula:C₂₆H₂₇N₅O₃Molecular Weight:457.52Category:Standards; Pharmaceutical/API Drug Impurities/Metabolites; Anti-virals/Anti-retrovirals;Applications:1’-epi-Entecavir-di-o-benzyl ether is an impurity of Entecavir (E558900) which is an oral antiviral drug used in the treatment of hepatitis B infection.References:Honkoop, P., et al.: Expert Opin. Invest. Drugs, 12, 683 (2003), Chang, T.-T., et al.: N. Engl. J. Med., 354, 1001 (2006),To ensure the stability […]

Chemical Name:3’-epi-EntecavirSynonyms:2-Amino-1,9-dihydro-9-[(1S,3S,4S)-4-hydroxy-3-(hydroxymethyl)-2-methylenecyclopentyl]-6H-purin-6-one; Entecavir Isomer 4; Entecavir Isomer Impurity 4; (1’S,3’S,4’S)-Entecavir Isomer;ImpurityEntecavir EP Impurity BCAS Number:1367369-77-4Molecular Formula:C₁₂H₁₅N₅O₃Molecular Weight:277.28Category:Standards; Pharmaceutical/API Drug Impurities/Metabolites; Anti-virals/Anti-retrovirals;Applications:An epimeric impurity of the antiviral drug Entecavir (E558900).To ensure the stability of our products, the efficient express delivery service will be used. We also guarantee that the products will be shipped in the box […]

Chemical Name:(rac-Enterolactone)-O-glucuronide (Mixture of Diastereomers)Synonyms:3-[[Tetrahydro-4-[(3-hydroxyphenyl)methyl]-2-oxo-3-furanyl]methyl]phenyl-β-D-glucopyranosiduronic Acid; (2S,3S,4S,5R,6S)-3,4,5-Trihydroxy-6-(3-((4-(3-hydroxybenzyl)-2-oxotetrahydrofuran-3-yl)methyl)phenoxy)tetrahydro-2H-pyran-2-carboxylic AcidCAS Number:768385-57-5Molecular Formula:C₂₄H₂₆O₁₀Molecular Weight:474.46Category:Standards; Pharmaceutical/API Drug Impurities/Metabolites; Carbohydrates and Oligosaccharides;Applications:(rac-Enterolactone)-O-glucuronide is the oxidative metabolite of rac Enterolactone (E558950), a metabolite of sesame lignans (sesamin, sesamolin). Inhibits colonic cancer cell growth by inducing cell cycle arrest and apoptosis. Possible relationship between exposure and reduced risk of breast cancer.References:Dean, B., […]

Chemical Name:EC 313Synonyms:(11β,17β)-3′-(Difluoromethylene)-11-[4-(3-furanyl)phenyl]-4′,5′-dihydrospiro[estra-4,9-diene-17,2′(3’H)-furan]-3-one; 21,21-Difluoro-11β-[4′-(3′-furanyl)phenyl]17,23-epoxy-19,24-dinor-17α-chola-4,9,20-triene; (2’S,8S,11R,13S,14S)-3′-(Difluoromethylene)-11-(4-(furan-3-yl)phenyl)-13-methyl-1,2,4′,5′,7,8,11,12,13,14,15,16-dodecahydro-3’H-spiro[cyclopenta[a]phenanthrene-17,2′-furan]-3(6H)-oneCAS Number:1249398-29-5Molecular Formula:C₃₂H₃₂F₂O₃Molecular Weight:502.59Category:Standards; Enzyme Activators and Inhibitors; Pharmaceutical/API Drug Impurities/Metabolites;Applications:EC 313 is a tissue selective progesterone receptor (SPRM) that reduces growth and proliferation of uterine fibroids in human uterine fibroid tissue xenograft models.References:Nair, H. B., et al.: Sci. Rep., 9, 1 (2019)To ensure the stability of our products, the efficient […]

Chemical Name:EperezolidSynonyms:N-[[(5S)-3-[3-Fluoro-4-[4-(hydroxyacetyl)-1-piperazinyl]phenyl]-2-oxo-5-oxazolidinyl]methyl]acetamide; (S)-N-[[3-[3-fluoro-4-[4-(hydroxyacetyl)-1-piperazinyl]phenyl]-2-oxo-5-oxazolidinyl]methyl]acetamide; PNU 100592; U 100592CAS Number:165800-04-4Molecular Formula:C₁₈H₂₃FN₄O₅Molecular Weight:394.4Category:Standards; Pharmaceutical/API Drug Impurities/Metabolites;Applications:Eperezolid is an antimicrobial.References:Kharb, R., et. al.: Pharma Chemica, 4, 2470 (2012); Yolal, M., et. al.: Russ. J. Bioorg. Chem., 38, 539 (2012); Pinter, G., et. al.: Med. Chem., 7, 45 (2011)To ensure the stability of our products, the efficient express delivery service […]

Chemical Name:O-Ethyl NarcotolineSynonyms:O-Ethylnarcotoline; 1,3-Dioxolo[4,5-g]isoquinoline, 1(3H)-isobenzofuranone derivative; 8-Ethylnarcotoline;CAS Number:33469-85-1Molecular Formula:C₂₃H₂₅NO₇Molecular Weight:427.45Category:Standards; Pharmaceutical/API Drug Impurities/Metabolites;Applications:8-Ethylnarcotoline is a narcotoline ether and a morphine-​associated alkaloid. A Narcotoline impurity.References:Gaal, G., et al.: Pharmazie, 26, 431 (1971); Gaal, G., et al.: Magyar Kemiai Folyoirat, 77, 286 (1971);To ensure the stability of our products, the efficient express delivery service will be used. […]