2540. Cortivazol

Nomenclature

CAS number: 1110-40-3
(11β,16α)-21-(Acetyloxy)-11,17-dihydroxy-6,16-dimethyl-2′-phenyl-2′H-pregna-2,4,6-trieno[3,2-c]pyrazol-20-one; 1,2,3,3a,3b,7,10,10a,10b,11,12,12a-dodecahydro-1,11-dihydroxy-2,5,10a,12a-tetramethyl-7-phenylcyclopenta[7,8]phenanthro[2,3-c]pyrazol-1-yl hydroxymethyl ketone acetate; 6,16α-dimethyl-11β,17α,21-trihydroxy-2′-phenyl[3,2-c]pyrazolo-4,6-pregnadien-20-one 21-acetate; MK-650; H-3625; Altim (Roussel Diamant); Diaster (Roussel Diamant); Dilaster (Hoechst).
C32H38N2O5; mol wt 530.65.
C 72.43%, H 7.22%, N 5.28%, O 15.08%.

Description and references

Prepn: Fried et al., J. Am. Chem. Soc. 85, 236 (1963); Tishler et al., US 3067194 and US 3300483 (1962, l967 to Merck & Co.).

Chemical structure

Properties

Double mp 160-165° and 229-230°; [α]D23 +14° (CHCl3). uv max (methanol): 283, 315 nm (ε 15700, 19000).

Therapeutic Category

Glucocorticoid.

Keywords

Glucocorticoid