Chemical Name:3-Ketodihydrosphingosine-d13Alternate CAS #:Unlabelled: 18944-28-0Molecular Formula:C₁₈H₂₄D₁₃NO₂Molecular Weight:312.57Category:Standards; Pharmaceutical/API Drug Impurities/Metabolites;Applications:3-Ketodihydrosphingosine-d13 is the deuterized or labeled…

Chemical Name:17-Keto Flumethasone-d3Synonyms:(6α,11β,16α)-6,9-Difluoro-11-hydroxy-16-methyl-androsta-1,4-diene-3,17-dione-d3;6α,9-Difluoro-11β-hydroxy-16α-methyl-androsta-1,4-diene-3,17-dione-d3Alternate CAS #:unlabelled 25256-97-7Molecular Formula:C₂₀H₂₁D₃F₂O₃Molecular Weight:353.42Category:Building Blocks; Isotopic Labeled Analogues;Applications:17-Keto Flumethasone-d3 is labelled…

Chemical Name:Keto Itraconazole-d8Synonyms:rel-4-[4-[4-[4-[[(2R,4S)-2-(2,4-Dichlorophenyl)-2-(1H-1,2,4-triazol-1-ylmethyl)-1,3-dioxolan-4-yl]methoxy]phenyl]-1-piperazinyl]phenyl]-2,4-dihydro-2-(1-methyl-2-oxopropyl)-3H-1,2,4-triazol-3-one-d8; keto-ITZ-d8;Alternate CAS #:112560-33-5 UnlabelledMolecular Formula:C₃₅H₂₈D₈Cl₂N₈O₅Molecular Weight:727.67Category:Research Tools;Applications:Keto Itraconazole-d8 is labelled Keto Itraconazole…

Chemical Name:Keto LovastatinSynonyms:(4R,6R)-6-[2-(1S,2S,6R,8S,8aR)-1,2,6,7,8,8a-Hexahydro-2,6-dimethyl-8-(2-methyl-1,3-dioxobutoxy)-1-napthyl]ethyl]tetrahydro-4-hydroxy-2H-pyran-2-one; (4R,6R)-6-[2-(1S,2S,6R,8S,8aR)-Monacolin X;Alternate CAS #:96497-73-3-for racMolecular Formula:C₂₄H₃₄O₆Molecular Weight:418.52Category:Standards; Pharmaceutical/API Drug Impurities/Metabolites;Applications:Keto Lovastatin is…

Chemical Name:4-Keto 9-cis Retinoic Acid-d3Synonyms:(2E,4E,6Z,8E)-4-Keto-3,7-dimethyl-9-(2,6,6-trimethylcyclohex-1-enyl)nona-2,4,6,8-tetraenoic Acid-d3; 4-Keto-9-cis-tretinoin-d3; 4-Oxo-9-cis-Retinoic Acid-d3;CAS Number:1185241-31-9Alternate CAS #:150737-18-1-unlabelledMolecular Formula:C20H23D3O3Molecular Weight:317.44Category:Standards; Isotopic…

Chemical Name:KO 143Synonyms:(3S,6S,12aS)-,2,3,4,6,7,12,12a-Octahydro-9-methoxy-6-(2-methylpropyl)-1,4-dioxopyrazino[1',2':1,6]pyrido[3,4-b]indole-3-propanoic Acid 1,1-Dimethylethyl Ester;CAS Number:461054-93-3Molecular Formula:C₂₆H₃₅N₃O₅Molecular Weight:469.57Category:Standards; Enzyme Activators and Inhibitors; Pharmaceutical/API Drug…

Chemical Name:KWG 1342 Sulfate Sodium SaltCAS Number:1797883-99-8Alternate CAS #:Free Acid: 1798389-86-2Molecular Formula:C₁₄H₁₇ClN₃NaO₆SMolecular Weight:413.81Category:Standards; Pharmaceutical/API Drug…

Chemical Name:Imazapyr-D6Alternate CAS #:81334-34-1Molecular Formula:C₁₃H₉D₆N₃O₃Molecular Weight:267.31Category:Standards; Pharmaceutical/API Drug Impurities/Metabolites;Applications:Imazapyr-D6 is the labeled isotope of Imazapyr…

Chemical Name:Isometamidium-d5 Chloride HydrochlorideSynonyms:3-Amino-8-[3-[3-(aminoiminomethyl)phenyl]-2-triazen-1-yl]-5-ethyl-6-phenylphenanthridinium-d5 Chloride Hydrochloride (1:1:1); Isometamidium-d5 Hydrochloride; 8-[3-(m-Amidinophenyl)-2-triazeno]-3-amino-5-ethyl-6-phenylphenanthridinium-d5 Chloride Monohydrochloride; Samorin-d5; Trypamidium-d5; Veridium-d5;Alternate…

Chemical Name:Iso IRX-CSynonyms:(2E,​4E)​-3-​Methyl-​5-​[(1R,​2S)​-​2-​methyl-​2-​(5,​6,​7,​8-​tetrahydro-​5,​5,​8,​8-​tetramethyl-​2-​naphthalenyl)​cyclopropyl]​-​2,​4-​pentadienoic Acid;rac-(2E,4E)-3-Methyl-5-((1R,2S)-2-methyl-2-(5,5,8,8-tetramethyl-5,6,7,8-tetrahydronaphthalen-2-yl)cyclopropyl)penta-2,4-dienoic Acid;NRX ImpurityCAS Number:2374142-71-7Molecular Formula:C₂₄H₃₂O₂Molecular Weight:352.52Category:Standards; Pharmaceutical/API Drug Impurities/Metabolites;Applications:Iso IRX-C is a…