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:
Jan. 13, 1981
Filed:
Dec. 05, 1979
Applicant:
Inventors:
Takao Yoshida, West Long Branch, NJ (US);
Denis E Hruza, Sr, Brick Town, NJ (US);
John B Hall, Rumson, NJ (US);
Assignee:
International Flavors & Fragrances Inc., New York, NY (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C07C / ;
U.S. Cl.
CPC ...
568397 ; 568398 ; 568877 ; 560174 ;
Abstract
A process is described for the preparation of allyl acetone (5-hexen-2-one) according to the reaction: ##STR1## wherein R is methyl or ethyl; X is chloro or bromo; M is sodium or potassium; and Q is sodium or potassium, the reaction being carried out (i) using a phase transfer agent and (ii) in a two phase system.