Patent number: 5532256
Abstract: This invention relates to novel compounds which have demonstrated oral antihyperglycemic activity in diabetic ob/ob and db/db mice, animal models on non-insulin dependent diabetes mellitus (NIDDM ot Type II diabetes). These compounds have the formula: ##STR1## wherein: R.sup.1 is C.sub.1 -C.sub.6 alkyl, C.sub.3 -C.sub.8 cycloalkyl, thienyl, furyl, pyridyl, ##STR2## where R.sup.10 is hydrogen, C.sub.1 -C.sub.6 alkyl, fluorine, chlorine, bromine, iodine, C.sub.1 -C.sub.6 alkyoxy, trifluoroalkyl or trifluoroalkoxy;R.sup.2 is hydrogen or C.sub.1 -C.sub.6 alkyl;X is O or S;n is 0, 1, or 2;A is ##STR3## where R.sup.3 is hydrogen, C.sub.1 -C.sub.6 alkyl, halogen, C.sub.1 -C.sub.6 alkoxy, trifluoroalkyl or trifluoroalkoxy;B is ##STR4## where R.sup.4 is hydrogen, C.sub.1 -C.sub.6 alkyl, allyl, C.sub.6 -C.sub.10 aryl, C.sub.6 -C.sub.10 aryl-(CH.sub.2).sub.1-6 --, fluorine, chlorine, bromine, iodine, trimethylsilyl or C.sub.3 -C.sub.8 cycloalkyl;R.sup.5 is hydrogen, C.sub.1 -C.sub.6 alkyl, C.sub.6 -C.sub.10 aryl, or C.
Type:
Grant
Filed:
June 1, 1995
Date of Patent:
July 2, 1996
Assignee:
American Home Products Corporation
Inventors:
Michael S. Malamas, Iwan Gunawan