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. 21, 1986
Filed:
Nov. 16, 1983
Hiroshi Sadaki, Toyama, JP;
Hiroyuki Imaizumi, Toyama, JP;
Takashi Nagai, Toyama, JP;
Kenji Takeda, Toyama, JP;
Isao Myokan, Toyama, JP;
Takihiro Inaba, Namerikawa, JP;
Yasuo Watanabe, Toyama, JP;
Yoshikazu Fukuoka, Toyama, JP;
Shinzaburo Minami, Toyama, JP;
Isamu Saikawa, Toyama, JP;
Toyama Chemical Co., Ltd., Tokyo, JP;
Abstract
The invention relates to antibiotic compounds of the formula: ##STR1## wherein R.sup.1 represents a hydrogen atom or a carboxyl-protecting group; R.sup.2 represents a group of the formula: ##STR2## R.sup.3 represents a hydrogen atom or an alkoxy group; R.sup.4 represents a hydrogen atom or a halogen atom; R.sup.5 represents a hydrogen atom or a protected or unprotected amino group; A represents a group of the formula, --CH.sub.2 -- or a group of the formula, ##STR3## or a group of the formula, ##STR4## and the bond means that the compound may be a synisomer or an anti-isomer or a mixture thereof.