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:
May. 07, 2002
Filed:
Mar. 29, 2000
Applicant:
Inventors:
Boyapati Manoranjan Choudary, Hyderabad, IN;
Mutyala Sateesh, Hyderabad, IN;
Mannepalli Lakshmi Kantam, Hyderabad, IN;
Kulluri Venkata Sri Ranganath, Hyderabad, IN;
Kondapuram Vijaya Raghaven, Hyderabad, IN;
Assignee:
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
C07C 4/546 ;
U.S. Cl.
CPC ...
C07C 4/546 ;
Abstract
The present invention relates to a process for the preparation of 4′-isobutylacetophenone from isobutylbenzene which comprises reactions isobutyl benzene with acetic anhydride as an acylating agent in the presence of a zeolite beta catalyst at a temperature ranges between 60 to 165° C. for 2-12 h separating the catalyst by filtration from the reaction mixture and recovering the product by a conventional method.