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:
Oct. 20, 1987
Filed:
Dec. 28, 1981
Applicant:
Inventors:
Assignee:
Takeda Chemical Industries, Inc., Osaka, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C07C / ;
U.S. Cl.
CPC ...
564363 ; 549 74 ; 549452 ; 564353 ; 564355 ; 564360 ; 564364 ; 564374 ; 564376 ; 564381 ; 564382 ; 564383 ; 564384 ; 564386 ; 564389 ; 564391 ; 564392 ; 564462 ;
Abstract
A compound of the formula: ##STR1## wherein A is a chain hydrocarbon group having 1 to 10 carbon atoms optionally substituted by hydroxyl, phenoxy, thienyl, furyl, pyridyl, cyclohexyl or an optionally substituted phenyl group, or a cyclic hydrocarbon group having 3 to 7 carbon atoms optionally substituted by hydroxyl, B is hydrogen or hydroxyl, and their production and use. These compounds exhibit excellent inhibitory activity against .alpha.-glucoside hydrolase, thus are useful for hyperglycemic symptoms and various disorders caused by hyperglycemia.