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:
Jun. 04, 1996
Filed:
Mar. 28, 1995
Applicant:
Inventors:
Stephan Brietzke, Altendiez, DE;
Hans Millauer, Eschborn, DE;
Assignee:
Hoechst Aktiengesellschaft, Frankfurt am Main, DE;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
C25B / ;
U.S. Cl.
CPC ...
205413 ; 205419 ; 205462 ; 205463 ;
Abstract
The invention relates to a process for preparing 4,4'-dimethyl-1,1'-binaphthyl, by electrochemically oxidatively dimerizing 1-methylnaphthalene in the presence of acetonitrile/water/conducting salt mixtures which additionally contain at least one further component which is immiscible or only partially miscible with water.
Brietzke, Stephan. (1996). Process for preparing 4,4'-dimethyl-1,1'-binaphthyl (U.S. Patent No. 5522982). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/5522982
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile