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. 20, 1987
Filed:
Mar. 11, 1986
Applicant:
Inventors:
Akira Iizuka, Iwaki, JP;
Yutaka Konai, Iwaki, JP;
Takashi Yamauchi, Iwaki, JP;
Shoichiro Hayashi, Iwaki, JP;
Assignee:
Kureha Kagaku Kogyo Kabushiki Kaisha, Tokyo, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C07C / ;
U.S. Cl.
CPC ...
562467 ;
Abstract
Disclosed herein are the novel 6-substituted naphthalene-2-carboxylic acids represented by the formula (I): ##STR1## wherein X represents a hydroperoxy group or a hydroxy group, and a process for producing the 6-substituted naphthalene-2-carboxylic acid represented by the formula (I) by reacting 6-isopropylnaphthalene-2-carboxylic acid with molecular oxygen under heating in the presence of a salt of persulfuric acid as a catalyst in an aqueous alkaline solution.