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. 27, 1993
Filed:
Nov. 06, 1991
Applicant:
Inventors:
Robert L Augustine, Livingston, NJ (US);
Setrak K Tanielyan, South Orange, NJ (US);
Assignees:
Philip Morris Incorporated, New York, NY (US);
Philip Morris Products Inc., Richmond, VA (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C07C / ;
U.S. Cl.
CPC ...
5602411 ; 502339 ; 560254 ; 560103 ; 560106 ;
Abstract
This invention provides process embodiments for acyloxylation of C.sub.1 -C.sub.4 alkylaromatic compounds to produce alpha-acyloxy C.sub.1 -C.sub.4 alkyl-substituted aromatic compounds, utilizing a palladium-tin catalyst which exhibits efficient oxidation selectivity and oxidation rate stability. Toluene is acetoxylated to benzyl acetate and benzylidene diacetate.