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. 19, 1988
Filed:
Jun. 13, 1986
Applicant:
Inventors:
Jean-Marie Basset, Villeurbanne, FR;
Robert Mutin, Meyzieu, FR;
Assignee:
Primary Examiner:
Int. Cl.
CPC ...
C07C / ;
U.S. Cl.
CPC ...
568428 ;
Abstract
Process for the preparation of aromatic aldehydes by hydrocarbonylation of chloro- or bromoaromatic compounds. In the presence of an acceptor for an oxygen-free acid, a palladium/phosphine complex and, if appropriate, a phosphine, a mixture of carbon monoxide and hydrogen is reacted with chloro- or bromoarenetricarbonylchromiums.