Knowledge Center

Patent / Jan 01, 1973

16.beta.-Methyl-17.alpha.-hydroxypregna-1,4,9(11)-triene-3,20-dione

Authors:
  • Ivan Villax
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

Related Content

Explore what we do

Hovione is a Contract Development and Manufacturing Company dedicated to helping Pharmaceutical Customers bring new and off-patent drugs to market.

Page
Read more

Development by Design

Development by Design is Hovione’s proven spray-dried dispersion scale-up and tech-transfer methodology.

Page
Read more

Potent compounds

Safety first

Page
Read more