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

Chromatography

Hovione has expanded its purification technologies to include chromatography to support development from lab to commercial scale.

Page
Read more

Virtual Tours

Our doors are open. Welcome to our facilities. We are a Contract Development and Manufacturing Company dedicated to helping Pharmaceutical Customers bring new and off-patent drugs to market.

Page
Read more

Health, Safety, Environment and Energy (HSEEn)

Zero accidents is our main goal

Page
Read more