Pregnadiene
A pregnadiene is a diene derivative of a pregnane.[1]
Dienes have two double bonds. The first is usually between carbon 4 and carbon 5 on ring A.
6-ene
The second can be between carbons 6 and 7 on ring B:
- 
 Dydrogesterone (progestin) 
- 
 Megestrol acetate (progestin, antineoplastic, appetite stimulant) 
- 
 Medrogestone (progestin) 
1-ene
The second can also be between carbons 1 and 2 on ring A:
References
- ↑ Pregnadienes at the US National Library of Medicine Medical Subject Headings (MeSH)
This article is issued from Wikipedia - version of the 8/8/2016. The text is available under the Creative Commons Attribution/Share Alike but additional terms may apply for the media files.




