3805. Ethylestrenol

Nomenclature

CAS number: 965-90-2
(17α)-19-Norpregn-4-en-17-ol; 17α-ethylestr-4-en-17β-ol; 17α-ethyl-17β-hydroxy-4-estrene; 17β-hydroxy-17α-ethyl-19-nor-4-androstene; Orabolin (Organon); Durabolin-O (Organon); Orgaboral; Maxibolin (Organon); Orgabolin (obsolete) (Organon).
C20H32O; mol wt 288.47.
C 83.27%, H 11.18%, O 5.55%.

Description and references

Prepn: de Winter et al., Chem. Ind. (London) 1959, 905; Szpilfogel, de Winter, US 2878267 (1959 to Organon).

Chemical structure

Properties

Crystals, mp 76-78°. [α]D +31° (chloroform).

Note

This is a controlled substance (anabolic steroid): 21 CFR, 1308.13, as defined in 1300.01.

Therapeutic Category

Anabolic.

Keywords

Anabolic