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:
Sep. 04, 1990
Filed:
Jul. 26, 1989
Applicant:
Inventors:
Thomas R Halbert, Annandale, NJ (US);
Liwen Wei, Somerville, NJ (US);
Edward I Stiefel, Bridgewater, NJ (US);
Assignee:
Exxon Research and Engineering Company, Florham Park, NJ (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C07F / ;
U.S. Cl.
CPC ...
556 45 ; 556 49 ;
Abstract
Briefly stated, the present invention encompasses a new class of rhenium 1,1-dithioacid complexes and their method of preparation. The complexes have the general formula [L.sub.2 Re(.mu.-S)].sub.2 wherein L is a dithioacid or similar ligand, and .mu. denotes the fact that the sulfur atoms in the core of the complex bridge the two rhenium atoms in the complex. Thus, the core structure for such typical compounds is generally of the form: ##STR1## where the dangling valences are associated with the sulfur atoms of a 1,1-dithioacid, L.