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:
Oct. 04, 1994
Filed:
Mar. 23, 1993
Applicant:
Inventors:
Michel Devic, Saint Foy les Lyon, FR;
Pierre Tellier, Saint Foy les Lyon, FR;
Assignee:
Atochem, Puteau, FR;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C07C / ; C07C / ;
U.S. Cl.
CPC ...
562869 ;
Abstract
The acyl cyanides (nitriles), notably benzoyl cyanide, are prepared by reacting an acid halide with an alkali metal cyanide, in an anhydrous solvent medium, in the presence of an alkylene oxide compound and a polar compound other than water, e.g., glycerol, ethylene glycol, formamide or a sugar derivative.