Drospirenone

Iupac Name：(1R,2R,4R,10R,11S,14S,15S,16S,18S,19S)-10,14-dimethylspiro[hexacyclo[9.8.0.02,4.05,10.014,19.016,18]nonadec-5-ene-15,5'-oxolane]-2',7-dione

CAS No.: 67392-87-4

Molecular Weight：366.4932

With DMF 

Introduction: The steroid drospirenone in combination with the estrogen agonist ethinylestradiol wasintroduced in Germany as a new oral contraceptive for women. This analog of thealdosterone antagonist spironoiactone can be synthesized in five steps from 3β-hydroxy-15β,16β-methylene-5-androsten-l7-one.