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:
Nov. 01, 1983
Filed:
Dec. 21, 1981
Applicant:
Inventors:
Hartmut Fischer, Hofheim, DE;
Detlef H Skaletz, Mainz, DE;
Assignee:
Hoechst Aktiengesellschaft, Frankfurt am Main, DE;
Primary Examiner:
Int. Cl.
CPC ...
C07C / ; C07C / ;
U.S. Cl.
CPC ...
568636 ; 568644 ; 568648 ; 568592 ; 502161 ;
Abstract
Disclosed is a process for catalytic hydrogenolysis of p-substituted benzaldehyde-dialkyl-acetals of the general formula ##STR1## in which R is an alkyl group, an unsubstituted or substituted aryl group or an unsubstituted or substituted aralkyl group, by means of a catalyst system composed of cobalt carbonyl and at least one nitrogen-containing heterocyclic compound, such as pyridine, pyrrole, pyrrolidone or piperidine and a hydrogen/carbon monoxide mixture to give the corresponding p-substituted benzyl alkyl ether derivatives.