Norethindrone EP Impurity E

Chemical Name: 3-ethynyl-19-nor-17?-pregna-3,5-dien-20-yn-17-ol (as per EP)
Catalog Number: CL-N033006
CAS No.: 79727-03-0
Mol. Formula: C22H26O
Mol. Weight: 306.5
Inv Status: Custom Synthesis

Chemical Name

3-ethynyl-19-nor-17?-pregna-3,5-dien-20-yn-17-ol (as per EP)