Knowledge Center
Patent / Jan 01, 1973
16.beta.-Methyl-17.alpha.-hydroxypregna-1,4,9(11)-triene-3,20-dione
Source:
US 3761498
Pregnatrienedione I was prepd. from pregnanone II by KBH4 redn. followed by successive dehydration, methylation, bromination, and debromination.
Also in the Knowledge Center
/ Jan 01, 1978
Esters of 16.alpha.- or 16.beta.-methyl-9.alpha.-chloro- or -fluorosteroids with high topical activity
Read more
Scientific Article
/ Jan 01, 1978
Alkali metal polymetaphosphate complexes of hydroxytetracycline.alpha.-6-deoxy-5-
Read more
Scientific Article
Scientific Article