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:
Sep. 14, 1999
Filed:
Nov. 26, 1996
Shun-Ichi Ikeda, Machida, JP;
Uichiro Kimura, Fukuoka, JP;
Tadashi Ashizawa, Numazu, JP;
Katsushige Gomi, Susono, JP;
Hiromitsu Saito, Kawasaki, JP;
Masaji Kasai, Fujisawa, JP;
Junji Kanazawa, Sunto-gun, JP;
Kimihito Sasaki, Sunto-gun, JP;
Etsuko Nukui, Sunto-gun, JP;
Masami Okabe, Mishima, JP;
Soichiro Sato, Mishima, JP;
Kyowa Hakko Kogyo Co., Ltd., Tokyo, JP;
Abstract
The present invention relates to propenone derivatives represented by the following formula (I): ##STR1## wherein R.sup.1 represents hydrogen, substituted or unsubstituted lower alkyl, substituted or unsubstituted aryl, or YR.sup.5 (wherein Y represents S or O; and R.sup.5 represents substituted or unsubstituted lower alkyl, substituted or unsubstituted aryl, substituted or unsubstituted heteroaryl, or a substituted or unsubstituted cyclic ether residue); R.sup.2 and R.sup.3 independently represent hydrogen, lower alkyl, or substituted or unsubstituted aralkyl, or alternatively R.sup.2 and R.sup.3 are combined to form substituted or unsubstituted methylene or ethylene; R.sup.4 represents hydrogen, hydroxy, lower alkyl, substituted or unsubstituted aralkyl, lower alkoxy, substituted or unsubstituted aralkyloxy, or halogen; and X represents substituted or unsubstituted indolyl; or pharmaceutically acceptable salts thereof.