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Catalogue Number:A190385
Chemical Name:(11b,​17E)​-20-​(Acetyloxy)​-​11-​hydroxy-​3-​oxopregna-​1,​4,​17(20)​-​trien-​21-​al
Synonyms:rac-(E)-1-((8S,9S,10R,11S,13S,14S)-11-Hydroxy-10,13-dimethyl-3-oxo-3,6,7,8,9,10,11,12,13,14,15,16-dodecahydro-17H-cyclopenta[a]phenanthren-17-ylidene)-2-oxoethyl Acetate
CAS Number:118864-95-2
Alternate CAS #
118866-09-4
Molecular Formula:C₂₃H₂₈O₅
Appearance:White to Off-White Solid
Melting Point:>177°C (dec.)
Molecular Weight:384.47
Storage:-20°C
Solubility:Chloroform (Slightly, Heated, Sonicated), Methanol (Slightly, Sonicated)
Stability
Air Sensitive
Category:Standards; Pharmaceutical/API Drug Impurities/Metabolites;
Applications:(11b,​17E)​-20-​(Acetyloxy)​-​11-​hydroxy-​3-​oxopregna-​1,​4,​17(20)​-​trien-​21-​al is an impurity of Prednisolone (P703740), a synthetic corticosteroid
References:Jusko, W.J., et al.: Ther. Drug Monit., 2, 169 (1980); Ali, S.L., et al.: Anal. Profiles Drug Subs. Excip., 21, 415 (1992);
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