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

Nanoparticles

At ËÄÉ«AV we have both top-down and bottom-up technologies to produce pharmaceutical nanoparticles for oral delivery.

Page
Read more

Devices

ËÄÉ«AV offers simple, patented and globally competitive dry powder inhalers – Disposable, Capsule, Blister and Large Dose DPIs – which are available for fully integrated turn-key development with formulation and for licensing.

Page
Read more

Continuous Tableting - Virtual Visit

Welcome to the future of drug product development

Page
Read more