Drug Delivery

Catalogue Number:D230300Chemical Name:Dehydro RifaximinSynonyms:[2S-(2R*,16Z,18E,20R*,21R*,22S*,23S*,24S*,25R*,26S*,27R*,28E)]-25-(Acetyloxy)-5,21,23-trihydroxy-27-methoxy-2,4,11,16,20,22,24,26-octamethyl-6H-27-(epoxypentadeca[1,11,13]trienonitrilo)benzofuro[4,5-e]pyrido[1,2-a]benzimidazole-1,6,15(2H)-trione; Rifaximin EP Impurity G;Impurity:Rifaximin EP Impurity GCAS Number:80621-76-7Molecular Formula:C₄₃H₄₉N₃O₁₁Appearance:Very Dark Red…

Catalogue Number:D230295Chemical Name:8-DehydrocholesterolSynonyms:Cholesta-5,8-dien-3β-olCAS Number:70741-38-7Molecular Formula:C₂₇H₄₄OAppearance:White to Pale Yellow SolidMelting Point:>100ºC (dec.)Molecular Weight:384.64Storage:-20°CSolubility:Chloroform (Slightly), Methanol (Slightly)Category:Standards;…

Catalogue Number:D230285Chemical Name:5-Dehydroxy (3S)-AtorvastatinSynonyms:(δS)-2-(4-Fluorophenyl)-δ-hydroxy-5-(1-methylethyl)-3-phenyl-4-[(phenylamino)carbonyl]-1H-pyrrole-1-heptanoic Acid;CAS Number:887196-26-1Molecular Formula:C₃₃H₃₅FN₂O₄Molecular Weight:542.64Category:Standards; Pharmaceutical/API Drug Impurities/Metabolites;Applications:5-Dehydroxy (3S)-Atorvastatin is an impurity…

Catalogue Number:D230275Chemical Name:Dehydro LevetiracetamSynonyms:Levetiracetam Impurity B; 2-(2-Oxo-pyrrolidin-1-yl)-but-2-enoic Acid Amide; Levetiracetam EP Impurity BImpurity:Levetiracetam EP Impurity…

Catalogue Number:D230270Chemical Name:(S)-5,6-Dehydro PregabalinSynonyms:(3S)-3-(Aminomethyl)-5-methyl-5-hexenoic Acid;CAS Number:1141362-94-8Molecular Formula:C₈H₁₅NO₂Appearance:White SolidMelting Point:175-180°CMolecular Weight:157.21Storage:4°CSolubility:Methanol (Slightly), Water (Slightly)Category:Standards; Pharmaceutical/API Drug…

Catalogue Number:D230260Chemical Name:(S)-4,5-Dehydro PregabalinSynonyms:(3S)-3-(Aminomethyl)-5-methyl-4-hexenoic Acid;CAS Number:1141362-54-0Alternate CAS #R-isomer: 1101167-84-3Molecular Formula:C₈H₁₅NO₂Molecular Weight:157.21Category:Standards; Pharmaceutical/API Drug Impurities/Metabolites;Applications:(S)-4,5-Dehydro Pregabalin…

Catalogue Number:D230255Chemical Name:(R)-4,5-Dehydro PregabalinSynonyms:(3R)-3-(Aminomethyl)-5-methyl-4-hexenoic Acid;CAS Number:1101167-84-3Alternate CAS #S-isomer: 1141362-54-0Molecular Formula:C₈H₁₅NO₂Appearance:White to Light Grey SolidMelting Point:167…

Catalogue Number:D230245Chemical Name:4-Dehydroxy-4-chloro PenciclovirSynonyms:2-Amino-9-(4-chloro-3-(hydroxymethyl)butyl)-1H-purin-6(9H)-oneImpurity:P221500CAS Number:100199-40-4Molecular Formula:C₁₀H₁₄ClN₅O₂Appearance:Light Yellow SolidMelting Point:>252°C (dec.)Molecular Weight:271.7Storage:-20°C, HygroscopicSolubility:DMSO (Slightly)Category:Standards; Pharmaceutical/API Drug…

Catalogue Number:D230210Chemical Name:9(11)-Dehydrotestosterone EnanthateSynonyms:17β-Hydroxyandrosta-4,9(11)-dien-3-one Heptanoate;CAS Number:119698-27-0Molecular Formula:C₂₆H₃₈O₃Appearance:Off-White to Pale Yellow SolidMelting Point:42-47°CMolecular Weight:398.58Storage:-20°CSolubility:Chloroform (Slightly), Methanol…

Catalogue Number:D230205Chemical Name:9-DehydrotestosteroneSynonyms:17β-Hydroxyandrosta-4,9(11)-dien-3-one; 4,9(11)-Androstadiene-17β-ol-3-one; 9(11)-Dehydrotestosterone; NSC 30932; U 3435CAS Number:2398-99-4Molecular Formula:C₁₉H₂₆O₂Appearance:Pale Beige SolidMelting Point:>145°C (dec.)Molecular…