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1. (WO1999007675) ARYLOXYARYLSULFONYLAMINO HYDROXAMIC ACID DERIVATIVES

Pub. No.:    WO/1999/007675    International Application No.:    PCT/IB1998/001113
Publication Date: Fri Feb 19 00:59:59 CET 1999 International Filing Date: Wed Jul 22 01:59:59 CEST 1998
IPC: C07C 311/29
C07D 211/66
C07D 309/14
Applicants: PFIZER PRODUCTS INC.
ROBINSON, Ralph, Pelton
Inventors: ROBINSON, Ralph, Pelton
Title: ARYLOXYARYLSULFONYLAMINO HYDROXAMIC ACID DERIVATIVES
Abstract:
A compound of formula (I) or the pharmaceutically acceptable salts thereof, wherein R1 is (C¿1?-C6)alkyl; R?2¿ is (C¿1?-C6)alkyl; or R?1 and R2¿ taken together with the carbon atom to which they are attached form a ring selected from (C¿5?-C7)cycloalkyl, 4-tetrahydropyranyl and 4-piperidinyl; R?3¿ is hydrogen or (C¿1?-C6)alkyl; and Y is a substituent of any of the carbon atoms of the phenyl ring capable of supporting an additional bond, preferably from 1 to 2 substituents (more preferably one substituent, most preferably one substituent in the 4-position) on the phenyl ring, independently selected from hydrogen, fluoro, chloro, trifluoromethyl, (C1-C6)alkoxy, trifluoromethoxy, difluoromethoxy and (C1-C6)alkyl.