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

Hovione Policies

Hovione is dedicated to serving the Pharma Industry by providing services and products that save human lives and improve quality of life. Our team is fully committed to our Quality, HSEEn, HR and Innovation & Entrepreneurship policies.

Page
Read more

Inspections History

Hovione sites are periodically inspected by the local and external authorities. All sites are FDA approved and with exception of New Jersey site all have EU GMP certificates.

Page
Read more

Papillon DPI

Ultra-affordable, multi-use blister DPI.

Page
Read more