Deflazacort intermediate

ProductName:Deflazacort intermediate Chemical Name:5'H-Pregna-1,4-dieno[17,16-d]oxazole-3,20-dione,11-hydroxy-2'-methyl-, (11b,16b) CAS No.:13649-88-2 Molecular Formula:C23H29NO4 Molecular weight:383.49 Chemical structure: Standard: Appearance: Pale yellow or yellow crystalline Powder Melting Point: 252-258 Centigrade Specific Rotation: +56 ~ +66 Loss on drying: <0.5% Assay: 97.0%~102.0%
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CAS NO:14484-47-0;13649-88-2

EC NO:238-483-7

Molecular Formula:C₂₃H₂₉NO₄

Molecular Weight:383.48

Synonyms:;DEFLAZACORT;Deflazacort intermediate(D5);11b,21-Dihydroxy-2'-methyl-5'bH-pregna-1,4-dieno[17,16-d]oxazole-3,20-dione 21-acetate;deflazacort intermediate;(4AR,4BS,5S,6AS,9AR,10AS,10BS)-6B-ACETYL-5-HYDROXY-4A,6A,8-TRIMETHYL-4A,4B,5,6,6A,6B,9A,10,10A,10B,11,12-DODECAHYDRO-9-OXA-7-AZA-PENTALENO[2,1-A]PHENANTHREN-2-ONE;2-(5-hydroxy-4a,6a,8-trimethyl-2-oxo-2,4a,4b,5,6,6a,9a,10,10a,10b,11,12-dodecahydro-6bH-naphtho[2',1':4,5]indeno[1,2-d][1,3]oxazol-6b-yl)-2-oxoethyl acetate;2-[(4aR,4bS,5S,6aS,6bS,9aR,10aS,10bS)-5-hydroxy-4a,6a,8-trimethyl-2-oxo-2,4a,4b,5,6,6a,9a,10,10a,10b,11,12-dodecahydro-6bH-naphtho[2',1':4,5]indeno[1,2-d][1,3]oxazol-6b-yl]-2-oxoethyl acetate;(4aR,4bS,5S,6aS,9aR,10aS,10bS)-6b-acetyl-5-hydroxy-4a,6a,8-trimethyl-4a,4b,5,6,6a,6b,9a,10,10a,10b,11,12-dodecahydro-2H-naphtho[2',1':4,5]indeno[1,2-d][1,3]oxazol-2-one;(11β,16β)-11-hydroxy-2-methyl-5β-H-progna-1,4-dieno[17,16-d]Oxazolo-3,20-dione;PREGNA-1,4-DIENE-11B-OL-17A,16A-D-2-METHYL-OXAZOLINE-3,20-DIONE;21-Deacetoxy Deflazacort;X164;

Molecular Structure: