Back to results
US 4,363,921 AGranted
Cyanoguanidine derivatives
AssigneeEisai Co., Ltd.
InventorsSatoru Tanaka, Katsutoshi Shimada, Kazunori Hashimoto, Kiichi Ema, Koichiro Ueda
Life of this patent
Estimating the term…
Abstract
Novel cyanoguanidine derivatives, and acid addition salts thereof useful as medicines which have pharmacological actions such as anti-secretory effect, local anesthesia action and the like; and process for the preparation thereof.
Claims1
Cyanoguanidine compound of the formula:
- ##STR209## wherein A represents (1) phenyl, (2) phenyl substituted by lower alkyl, lower alkenyl, halogen, lower alkoxy, lower alkylthio, lower alkylsulfonyl or halo lower alkyl, (3) furyl, (4) thienyl or (5) cycloalkyl of 5 to 6 carbon atoms;
- B represents phenyl;
- R represents lower alkyl or lower alkenyl;
- X represents lower alkylene or lower alkylene containing a divalent sulfur atom, and
- p is 0 or 1, with the proviso that when A is unsubstituted phenyl and B is phenyl, p is 0,
- or a pharmaceutically acceptable acid addition salt thereof.
3 more elements
Dependencies are inferred from the claim text.