N-​[(2R,​3R)​-​2-​(2,​5-Difluorophenyl)​tetrahydro-​5-​oxo-​2H-​pyran-​3-​yl]​carbamic Acid 1,​1-​Dimethylethyl Ester
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N-​[(2R,​3R)​-​2-​(2,​5-Difluorophenyl)​tetrahydro-​5-​oxo-​2H-​pyran-​3-​yl]​carbamic Acid 1,​1-​Dimethylethyl Ester

Chemical Name:N-​[(2R,​3R)​-​2-​(2,​5-Difluorophenyl)​tetrahydro-​5-​oxo-​2H-​pyran-​3-​yl]​carbamic Acid 1,​1-​Dimethylethyl EsterCAS Number:1456616-43-5Molecular Formula:C₁₆H₁₉F₂NO₄Molecular Weight:327.32Category:Standards; Pharmaceutical/API Drug Impurities/Metabolites;Applications:N-​[(2R,​3R)​-​2-​(2,​5-Difluorophenyl)​tetrahydro-​5-​oxo-​2H-​pyran-​3-​yl]​-​, 1,​1-​dimethylethyl Ester Carbamic Acid…
(4,5-Dihydro-5α-methoxy) Gestodene
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(4,5-Dihydro-5α-methoxy) Gestodene

Chemical Name:(4,5-Dihydro-5α-methoxy) GestodeneMolecular Formula:C₂₂H₃₀O₃Molecular Weight:342.47Category:Standards; Pharmaceutical/API Drug Impurities/Metabolites; Steroids;Applications:(4,5-Dihydro-5α-methoxy) Gestodene is obtained from Gestodene (G368250)…
(2R,3R)-2-(2,4-Difluorophenyl)-3-methyl-2-[(1H-1,2,4-triazol-1-yl)methyl]oxirane
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(2R,3R)-2-(2,4-Difluorophenyl)-3-methyl-2-[(1H-1,2,4-triazol-1-yl)methyl]oxirane

Chemical Name:(2R,3R)-2-(2,4-Difluorophenyl)-3-methyl-2-[(1H-1,2,4-triazol-1-yl)methyl]oxiraneSynonyms:1-[[(2R,3R)-2-(2,4-Difluorophenyl)-3-methyloxiranyl]methyl]-1H-1,2,4-triazole; (2R-trans)-1-[[2-(2,4-Difluorophenyl)-3-methyloxiranyl]methyl]-1H-1,2,4-triazoleCAS Number:135270-13-2Molecular Formula:C₁₂H₁₁F₂N₃OMolecular Weight:251.23Category:Standards; Pharmaceutical/API Drug Impurities/Metabolites;Applications:(2R,3R)-2-(2,4-Difluorophenyl)-3-methyl-2-[(1H-1,2,4-triazol-1-yl)methyl]oxirane is a useful synthetic intermediate in…
(2S,3S)-2-(2,4-Difluorophenyl)-3-methyl-2-[(1H-1,2,4-triazol-1-yl)methyl]oxirane
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(2S,3S)-2-(2,4-Difluorophenyl)-3-methyl-2-[(1H-1,2,4-triazol-1-yl)methyl]oxirane

Chemical Name:(2S,3S)-2-(2,4-Difluorophenyl)-3-methyl-2-[(1H-1,2,4-triazol-1-yl)methyl]oxiraneSynonyms:1-[[(2S,3S)-2-(2,4-Difluorophenyl)-3-methyloxiranyl]methyl]-1H-1,2,4-triazole; (2S-trans)-1-[[2-(2,4-Difluorophenyl)-3-methyloxiranyl]methyl]-1H-1,2,4-triazoleCAS Number:135270-10-9Molecular Formula:C₁₂H₁₁F₂N₃OMolecular Weight:251.23Category:Standards; Pharmaceutical/API Drug Impurities/Metabolites;Applications:(2S,3S)-2-(2,4-Difluorophenyl)-3-methyl-2-[(1H-1,2,4-triazol-1-yl)methyl]oxirane is a useful synthetic intermediate in…
(2S,3R)-2-(2,4-Difluorophenyl)-3-methyl-2-[(1H-1,2,4-triazol-1-yl)methyl]oxirane
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(2S,3R)-2-(2,4-Difluorophenyl)-3-methyl-2-[(1H-1,2,4-triazol-1-yl)methyl]oxirane

Chemical Name:(2S,3R)-2-(2,4-Difluorophenyl)-3-methyl-2-[(1H-1,2,4-triazol-1-yl)methyl]oxiraneSynonyms:1-[[(2S,3R)-2-(2,4-Difluorophenyl)-3-methyloxiranyl]methyl]-1H-1,2,4-triazole; (2S-cis)-1-[[2-(2,4-Difluorophenyl)-3-methyloxiranyl]methyl]-1H-1,2,4-triazoleCAS Number:135270-07-4Molecular Formula:C₁₂H₁₁F₂N₃OMolecular Weight:251.23Category:Standards; Pharmaceutical/API Drug Impurities/Metabolites;Applications:(2S,3R)-2-(2,4-Difluorophenyl)-3-methyl-2-[(1H-1,2,4-triazol-1-yl)methyl]oxirane is a useful synthetic intermediate in…
(3S)-5-(2,6-Difluorophenoxy)-3-[[(2S)-3-methyl-1-oxo-2-[(2-quinolinylcarbonyl)amino]butyl]amino]-4-oxo-pentanoic Acid
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(3S)-5-(2,6-Difluorophenoxy)-3-[[(2S)-3-methyl-1-oxo-2-[(2-quinolinylcarbonyl)amino]butyl]amino]-4-oxo-pentanoic Acid

Chemical Name:(3S)-5-(2,6-Difluorophenoxy)-3-[[(2S)-3-methyl-1-oxo-2-[(2-quinolinylcarbonyl)amino]butyl]amino]-4-oxo-pentanoic AcidSynonyms:(3S)-5-(2,6-Difluorophenoxy)-3-[[(2S)-3-methyl-1-oxo-2-[(2-quinolinylcarbonyl)amino]butyl]amino]-4-oxo-pentanoic acid;CAS Number:1135695-98-5Molecular Formula:C₂₆H₂₅F₂N₃O₆Molecular Weight:513.49Category:Standards; Enzyme Activators and Inhibitors;Applications:An inhibitor that is used…
N-​[(2S,​3R)​-​2-​(2,​5-​Difluorophenyl)​tetrahydro-​5-​oxo-​2H-​pyran-​3-​yl]​carbamic Acid 1,​1-​Dimethylethyl Ester
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N-​[(2S,​3R)​-​2-​(2,​5-​Difluorophenyl)​tetrahydro-​5-​oxo-​2H-​pyran-​3-​yl]​carbamic Acid 1,​1-​Dimethylethyl Ester

Chemical Name:N-​[(2S,​3R)​-​2-​(2,​5-​Difluorophenyl)​tetrahydro-​5-​oxo-​2H-​pyran-​3-​yl]​carbamic Acid 1,​1-​Dimethylethyl EsterSynonyms:tert-​Butyl-((2S,​3R)​-​2-​(2,​5-​difluorophenyl)​-​5-​oxotetrahydro-​2H-​pyran-​3-​yl)​carbamateCAS Number:1456616-42-4Molecular Formula:C₁₆H₁₉F₂NO₄Molecular Weight:327.32Category:Standards; Enzyme Activators and Inhibitors; Pharmaceutical/API Drug Impurities/Metabolites;Applications:N-​[(2S,​3R)​-​2-​(2,​5-​Difluorophenyl)​tetrahydro-​5-​oxo-​2H-​pyran-​3-​yl]​carbamic…
2,5-Diethyl-pyridinethiocarboxamide
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2,5-Diethyl-pyridinethiocarboxamide

Chemical Name:2,5-Diethyl-pyridinethiocarboxamideSynonyms:5-Ethyl EthionamideMolecular Formula:C₁₀H₁₄N₂SMolecular Weight:194.3Category:Standards; Pharmaceutical/API Drug Impurities/Metabolites;Applications:2,5-Diethyl-pyridinethiocarboxamide is an impurity of Ethionamide (E890420), which…
N,N-Didesmethyl Ulipristal
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N,N-Didesmethyl Ulipristal

Chemical Name:N,N-Didesmethyl UlipristalSynonyms:(11β)-11-(4-Aminophenyl)-17-hydroxy-19-norpregna-4,9-diene-3,20-dione;CAS Number:244206-52-8Molecular Formula:C₂₆H₃₁NO₃Molecular Weight:405.53Category:Standards; Pharmaceutical/API Drug Impurities/Metabolites; Steroids;Applications:A metabolite of Ulipristal.References:Heikinheimo, O., et…
26,27-Didesmethyl-1,3-(tert-butyldimethylsilyl) (5Z)-Calcitriol 24-Carboxylic Acid Methyl Ester
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26,27-Didesmethyl-1,3-(tert-butyldimethylsilyl) (5Z)-Calcitriol 24-Carboxylic Acid Methyl Ester

Chemical Name:26,27-Didesmethyl-1,3-(tert-butyldimethylsilyl) (5Z)-Calcitriol 24-Carboxylic Acid Methyl EsterSynonyms:(1α,3β,5Z,7E)-1,3-Bis[[(1,1-dimethylethyl)dimethylsilyl]oxy]-9,10-secochola-5,7,10(19)-triene-24-carboxylic Acid Methyl Ester;CAS Number:145372-43-6Molecular Formula:C₃₈H₆₈O₄Si₂Molecular Weight:645.12Category:Standards; Pharmaceutical/API Drug…