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:
Mar. 16, 1982
Filed:
Aug. 07, 1980
Applicant:
Inventor:
Guiseppe Bertossa, Domat, CH;
Assignee:
Inventa AG fur Forschung und Patentverwertung Zurich, Zurich, CH;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C07F / ;
U.S. Cl.
CPC ...
2604 / ;
Abstract
A process for the production of cobaltocen comprising reacting at least one cobalt alcoholate with cyclopentadiene in the presence of at least one alkaline catalyst is disclosed. The reaction product may be purified by various combinations of distillation, solution and filtration, and crystallization. Cobaltocen is a known compound useful as a catalyst and activator in various reactions.