Chemical Name:4-Demethyltrimethoprim-d6Synonyms:4-[(2,4-Diamino-5-pyrimidinyl)methyl]-2,6-dimethoxyphenol-d6;Alternate CAS #:21253-58-7Molecular Formula:C₁₃H₁₀D₆N₄O₃Molecular Weight:282.33Category:Standards; Isotopic Labeled Analogues; Enzyme Activators and Inhibitors; Pharmaceutical/API Drug…

Chemical Name:N-Demethyl-3-methoxy-4-hydroxytamoxifen-d3 Hydrochloride (Z,E mixture)Alternate CAS #:unlabelled cas# n/aMolecular Formula:C₂₆H₂₇D₃ClNO₃Molecular Weight:442.99Category:Standards; Isotopic Labeled Analogues; Enzyme…

Chemical Name:4’-Deoctyl 4’-(1-Hydroxyoctyl) FingolimodSynonyms:2-Amino-2-[2-[4-(1-hydroxyoctyl)phenyl]ethyl]-1,3-propanediolCAS Number:296282-43-4Molecular Formula:C₁₉H₃₃NO₃Molecular Weight:323.47Category:Standards; Pharmaceutical/API Drug Impurities/Metabolites;Applications:4’-Decotyl 4’-(1-Hydroxyoctyl) Fingolimod is an impurity…

Chemical Name:1-Deoxa-1-aza-metaxaloneSynonyms:4-((3,5-Dimethylphenoxy)methyl)imidazolidin-2-one;Molecular Formula:C₁₂H₁₆N₂O₂Molecular Weight:220.27Category:Building Blocks; Miscellaneous;Applications:1-Deoxa-1-aza-metaxalone is an impurity of Metaxalone (M225850), a muscle relaxant…

Chemical Name:2-Deoxo-3-desoxy EfavirenzSynonyms:(R)-6-Chloro-4-(cyclopropylethynyl)-4-(trifluoromethyl)-1,2,3,4-tetrahydroquinoline;Molecular Formula:C₁₅H₁₃ClF₃NMolecular Weight:299.72Category:Standards; Enzyme Activators and Inhibitors; Pharmaceutical/API Drug Impurities/Metabolites; Anti-virals/Anti-retrovirals;Applications:2-Deoxo-3-desoxy Efavirenz is…

Chemical Name:22-Dehydro 25-Hydroxy CholesterolSynonyms:(3β,​22E)​-Cholesta-​5,​22-​diene-​3,​25-​diolCAS Number:85640-27-3Molecular Formula:C₂₇H₄₄O₂Molecular Weight:400.64Category:Standards; Pharmaceutical/API Drug Impurities/Metabolites; Steroids;Applications:22-Dehydro 25-Hydroxy Cholesterol is a…

Chemical Name:S-Demethyl S-[4-(4-fluorophenyl)-6-isopropyl-2-(N-methylmethylsulfonamido)pyrimidin-5-hydroxyethyl Rosuvastatin Dimer Calcium SaltSynonyms:Calcium (3R,5S,E)-7-(4-(4-Fluorophenyl)-2-(2-(4-(4-fluorophenyl)-6-isopropyl-2-(N-methylmethylsulfonamido)pyrimidin-5-yl)-2-hydroxy-N-methylethylsulfonamido)-6-isopropylpyrimidin-5-yl)-3,5-dihydroxyhept-6-enoateAlternate CAS #:D231090Molecular Formula:C₇₆H₉₀CaF₄N₁₂O₁₈S₄Molecular Weight:1703.93Category:Standards; Pharmaceutical/API Drug Impurities/Metabolites;Applications:Dimerized…

Chemical Name:(+)-Deoxyfebrifugine DihydrobromideCAS Number:1820023-27-5Alternate CAS #:Free Base: 640272-19-1Molecular Formula:C₁₆H₂₁Br₂N₃O₂Molecular Weight:447.16Category:Standards; Pharmaceutical/API Drug Impurities/Metabolites;Applications:(+)-Deoxyfebrifugine Dihydrobromide is…

Chemical Name:(-)-Deoxyfebrifugine DihydrobromideCAS Number:1820023-30-0Alternate CAS #:Free Base: 1820023-29-7Molecular Formula:C₁₆H₂₁Br₂N₃O₂Molecular Weight:447.16Category:Standards; Pharmaceutical/API Drug Impurities/Metabolites;Applications:(-)-Deoxyfebrifugine Dihydrobromide is…

Chemical Name:DithiodimethylcarbodenafilSynonyms:5-[5-[(3,5-Dimethyl-1-piperazinyl)thioxomethyl]-2-ethoxyphenyl]-1,6-dihydro-1-methyl-3-propyl-7H-pyrazolo[4,3-d]pyrimidine-7-thione;5-(5-(3,5-Dimethylpiperazine-1-carbonothioyl)-2-ethoxyphenyl)-1-methyl-3-propyl-1,4-dihydro-7H-pyrazolo[4,3-d]pyrimidine-7-thioneCAS Number:2146091-79-2Molecular Formula:C₂₄H₃₂N₆OS₂Molecular Weight:484.68Category:Standards; Pharmaceutical/API Drug Impurities/Metabolites;Applications:Dithiodimethylcarbodenafil is used in the preparation of drugs…