The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Sep. 05, 2000
Filed:
Apr. 28, 1999
Pharmacia & Upjohn, S.p.A., Milan, IT;
Abstract
Compounds of formula (I), wherein: the symbol ---- represents a single or a double bond; R is a hydrogen atom or a C.sub.1 -C.sub.4 alkyl group; R.sub.f and R'.sub.f, each independently, are C.sub.1 -C.sub.4 alkyl groups substituted by one or more fluorine atoms; and R.sub.1 and R.sub.2, each independently, are selected from: a hydrogen atom; a phenyl group; a C.sub.1 -C.sub.4 alkyl group unsubstituted or substituted by one or more fluorine atoms; a halogen atom; a cyano (CN) group; a group OR.sub.4, wherein R.sub.4 is a hydrogen atom or a C.sub.1 -C.sub.4 alkyl group; a group SR.sub.5, wherein R.sub.5 is a hydrogen atom or a C.sub.1 -C.sub.4 alkyl group; and a group COR.sub.6, wherein R.sub.6 is a group OR.sub.4 in which R.sub.4 is as defined above or a C.sub.1 -C.sub.4 alkyl group unsubstituted or substituted by one or more fluorine atoms. They are useful as testosterone 5a-reductase inhibitors.