Title: 11-Ketoprogesterone
CAS Registry Number: 516-15-4
CAS Name: Pregn-4-ene-3,11,20-trione
Additional Names: 11-oxoprogesterone
Manufacturers' Codes: U-1258
Trademarks: Ketogestin (Upjohn)
Molecular Formula: C21H28O3
Molecular Weight: 328.45
Percent Composition: C 76.79%, H 8.59%, O 14.61%
Literature References: Prepn: Reichstein, Fuchs, Helv. Chim. Acta 23, 688 (1940); from 11a-hydroxyprogesterone: Whiting, Schneider, US 3019238 (1962 to Upjohn).
Properties: Crystals, mp 171.5-173°. [a]D25 +270° (chloroform). Practically insol in water. Sol in acetone, chloroform.
Melting point: mp 171.5-173°
Optical Rotation: [a]D25 +270° (chloroform)
Therap-Cat-Vet: Has been used in ketosis.
Status: This monograph has been retired and is no longer subject to revision or update. |