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

OWN it! Training and Development Needs FY24

Take an active role in your personal development. Follow the new process to identify, plan and own your training and development needs for FY24.

Page
Read more

API

ËÄÉ«AV inhalation grade APIs bring unique controlled performance to your formulation.

Page
Read more

Development by Design

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

Page
Read more