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. 07, 1990
Filed:
Nov. 04, 1988
Applicant:
Inventor:
David W Parker, Holland, PA (US);
Assignee:
Union Camp Corporation, Wayne, NJ (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C07D / ;
U.S. Cl.
CPC ...
549237 ; 549233 ;
Abstract
Diadducts of gamma-terpinene and Diels-Alder dienophiles are prepared in high yield by contacting dienophile and gamma-terpinene in a preferred molar ratio of at least about 2:1 at elevated temperatures. The resulting reaction product generally comprises at least about 80% diadducts and no more than about 20% monoadducts. Preferred dienophiles include maleic anhydride.