Org-33628 is a progesterone receptor antagonist potentially for female contraception. References: Verbost PM, Hanssen RG, Korver GH, Mulders TM. ORG 33628 and ORG 31710 to control vaginal bleeding in progestin-only contraceptive regimens. Semin Reprod Med. 2005 Feb;23(1):101-11. Review. PubMed PMID: 15714394.

纯度：≥98%

CAS：155768-17-5