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:
Aug. 14, 1990
Filed:
Feb. 15, 1989
Sohei Tanabe, Higashimurayama, JP;
Seiichi Sato, Tokyo, JP;
Yoshinori Kyotani, Higashiyamato, JP;
Tomio Ohta, Sayama, JP;
Yasumi Uchida, Ichikawa, JP;
Kowa Comp., Ltd., Nagoya, JP;
Abstract
A sulfonamide compound represented by the following formula ##STR1## wherein R.sup.1, R.sup.2 and R.sup.3 are identical or different, and each represents a hydrogen atom, a halogen atom, a lower alkyl group or a lower alkoxy group; R.sup.4 represents a hydrogen atom, a lower alkyl group, or a substituted or unsubstituted aralykyl group; R.sup.5 represents a substituted or unsubstituted aryl group or a substituted or unsubstituted aralkyl group; R.sup.6 and R.sup.7 are identical or different and each represents a hydrogen atom, a lower alkyl group or a lower alkoxy group; and n is an integer of 1 to 8, and an acid addition salt thereof. The compounds of formula (I) provided by this invention have some useful biological activities such as the spasmolytic activity on the vascular smooth muscles and anti-platelet aggregatory activity and are useful as drugs for treating cardiovascular disorders such as angina pectoris, cerebral circulation disorder and thrombosis.