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. 17, 1978
Filed:
Jun. 04, 1976
Applicant:
Inventors:
Assignee:
Bayer Aktiengesellschaft, Leverkusen, DT;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C07C / ; C07C / ;
U.S. Cl.
CPC ...
2605 / ;
Abstract
Acyl cyanide compounds of the formula ##STR1## are prepared by reacting an acid halide of the formula ##STR2## with anhydrous hydrocyanic acid in the presence of a tertiary amine at a temperature between -70.degree. and +100.degree. C. R can be hydrocarbyl or substituted hydrocarbyl and X is halogen.
Findeisen, Kurt. (1978). Process for the preparation of certain acyl cyanide compounds (U.S. Patent No. 4069252). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/4069252
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile