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. 05, 1997
Filed:
Nov. 02, 1995
Applicant:
Inventors:
Assignee:
Consortium fur Elektrochemische Industrie GmbH, Munchen, DE;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C07C / ;
U.S. Cl.
CPC ...
560109 ; 560 73 ;
Abstract
4-Hydroxyphenyl benzoate derivatives of the general formula 1: ##STR1## are prepared by cleaving 1,4-bis(benzoyl)hydroquinone derivatives of the general formula 2: ##STR2## with alkali metal alkanolates, in which in the general formulae 1 and 2 R.sup.1 to R.sup.14 are as defined in claim 1.