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:
Jan. 30, 1990
Filed:
Dec. 05, 1988
Applicant:
Inventors:
Masazumi Watanabe, Kawanishi, JP;
Isuke Imada, Izumi, JP;
Assignee:
Takeda Chemical Industries, Ltd., Osaka, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
A61K / ; A61K / ; C07C / ; C07C / ;
U.S. Cl.
CPC ...
514546 ; 2603 / ; 260552 ; 260307 ; 514683 ; 514691 ; 514826 ; 560130 ; 560138 ; 560140 ; 560141 ; 560231 ; 560254 ; 560255 ; 562478 ; 562508 ; 568640 ; 568643 ; 568644 ; 568651 ;
Abstract
Compounds of the formula: ##STR1## wherein l is an integer of 0 to 18, X is hydrogen, an alkyl having 1 to 4 carbon atoms or a carboxylic acyl having 2 to 4 carbon atoms and Y is a phenylene, a cycloalkylene having 3 to 7 carbon atoms or a group of the formula: ##STR2## in which m is an integer of 0 to 3, and R.sub.1 and R.sub.2 each is an alkyl having 1 to 4 carbon atoms, are novel compounds, possess circulatory disturbance-improving activity and inhibitory activity of the generation and release of SRS-A, and used for prophylactic or therapy of ischemic diseases such as cerebral apoplexy or allergic diseases.