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:
Nov. 23, 1993
Filed:
Jan. 06, 1992
Applicant:
Inventors:
Assignee:
Kanegafuchi Kagaku Kabushiki Kaisha, Osaka, JP;
Primary Examiner:
Int. Cl.
CPC ...
C07C / ;
U.S. Cl.
CPC ...
560 51 ; 560 23 ; 560 53 ; 560186 ; 550414 ;
Abstract
A process for preparing a trans-.beta.-aroylacrylic ester which comprises reacting an aryl methyl ketone and an alkyl acetal of alkyl glyoxylate in the presence of an acid catalyst with heating. This process is excellent in operability, safety and ecomony and therefore is industrially advantageous process.