CAS number： 516-15-4
Molecular formula： C21H28O3
molecular weight： 328.452
Chemical structure：
11-Ketoprogesterone, or 11-oxoprogesterone, also known as pregn-4-ene-3,11,20-trione, is a pregnane steroid related to cortisone that was formerly used in veterinary medicine in the treatment of bovine ketosis. It was synthesized in 1940
