Patent · US Active

Process for the preparation of Clomiphene

US9428442B2 · kind B2 · utility

5Cited by

3References

12Claims

0Family size

Assignee

F.I.S. Fabbrica Italiana Sintetici S.p.A. · IT

Inventors

Siro Serafini · Vicenza, IT
Pierluigi Padovan · Montecchio Maggiore, IT

Key dates

Filing date	Sep 29, 2015
Grant date	Aug 30, 2016
Priority date	—
Expiry date	Sep 29, 2035

Classification

Technology area (CPC C)Chemistry; Metallurgy
CPC primaryC07B2200/09
WIPO fieldOrganic fine chemistry
WIPO sectorChemistry

Abstract

An improved process for the preparation of the active pharmaceutical ingredient Clomiphene and, in particular, trans-Clomiphene, using acetic acid or trifluoroacetic acid is disclosed.

Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.