Pregna-4,9(11)-diene-3,20-dione (90%)

17652-16-3

Pregna-4,9(11)-diene-3,20-dione; 9-Dehydroprogesterone; Δ9(11)-Progesterone; Progesterone Imp. K (EP)

Not a hazardous substance according to GHS.

CC(=O)[C@H]1CC[C@H]2[C@@H]3CCC4=CC(=O)CC[C@]4(C)C3=CC[C@]12C

C21 H28 O2

312.45

InChI=1S/C21H28O2/c1-13(22)17-6-7-18-16-5-4-14-12-15(23)8-10-20(14,2)19(16)9-11-21(17,18)3/h9,12,16-18H,4-8,10-11H2,1-3H3/t16-,17+,18-,20-,21+/m0/s1

IUPAC name: (8S,10S,13S,14S,17S)-17-acetyl-10,13-dimethyl-1,2,6,7,8,12,14,15,16,17-decahydrocyclopenta[a]phenanthren-3-one

Room Temperature

-20°C