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:
Apr. 16, 1991
Filed:
Mar. 21, 1988
Applicant:
Inventors:
Varadaraj Elango, Corpus Christi, TX (US);
Kenneth G Davenport, Corpus Christi, TX (US);
Assignee:
Hoechst Celanese Corporation, North Somerville, NJ (US);
Attorneys:
Primary Examiner:
Int. Cl.
CPC ...
C07C / ;
U.S. Cl.
CPC ...
560 61 ; 558414 ; 560 62 ; 2604105 ;
Abstract
A method for synthesizing 2-(4-hydroxyphenoxy)alkanoic acid esters by reacting a hydroxyaromatic ketone derivative with a 2-substituted alkanoic acid ester under basic conditions and thereafter oxidizing the intermediate with subsequent hydrolysis.