Male contraceptive
US8927579B2 · kind B2 · utility
Assignees
Inventors
Key dates
| Filing date | Jul 16, 2009 |
| Grant date | Jan 6, 2015 |
| Priority date | — |
| Expiry date | May 16, 2032 |
Classification
- Technology area (CPC C)Chemistry; Metallurgy
- CPC primaryC07C2603/26
- WIPO fieldOrganic fine chemistry
- WIPO sectorChemistry
Abstract
A compound having formula I. R1, R2, R3 and R4 are independently H or lower alkyl. R5 is aryl, heteroaryl, cycloalkyl, heterocycloalkyl, aryloxy, heteroaryloxy, cycloalkyloxy, heterocycloalkyloxy, arylamino, heteroarylamino, cycloalkylamino, heterocycloalkyl amino, arylthio, heteroarylthio, cycloalkylthio, heterocycloalkylthio, or cyclic olefin, any of which may be substituted or non-substituted; or substituted alkyl, substituted alkyl oxy or substituted alkyl amino wherein the substituent is an aryl, a heteroaryl, a cycloalkyl, a heterocycloalkyl or a cyclic olefin, any of which may be substituted or non-substituted. X is C or N. n and p are independently whole numbers selected from 0, 1 and 2. (CH2)n and (CH2)p may be substituted or non-substituted. Ar1 and Ar2 are independently aryl or heteroaryl groups which may be substituted or non-substituted. Certain specific compounds are excluded.The compounds can be used in a medicament or a method for the reduction or prevention of the emission of sperm, or for the reduction or prevention of transmission of viral agents transmitted in seminal fluid.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.