Novel solid body forms of mesoprogestin 11beta-(4e-(hydroxyiminomethyl)-phenyl)-17alpha-methoxymethyl-17beta-methoxy-estra-4,9-dien-3-one

摘要

Nonsolvated crystalline 11beta -(4-((E)-hydroxyiminomethyl)phenyl)-17 alpha -methoxymethyl-17beta -methoxy-4,9-estradien-3-one (I) is new. An independent claim is also included for a process for preparing (I). - ACTIVITY : Gynecological. - MECHANISM OF ACTION : Progesterone receptor ligand.