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:
Feb. 28, 1984
Filed:
May. 18, 1982
Applicant:
Inventors:
Derek H Barton, Gif-sur-Yvette, FR;
William B Motherwell, Gif-sur-Yvette, FR;
Assignee:
Roussel Uclaf, Paris, FR;
Primary Examiner:
Int. Cl.
CPC ...
B01J / ; B01J / ;
U.S. Cl.
CPC ...
502152 ; 2603974 ;
Abstract
Derivatives of selenium as dehydrogenation agents employed in the presence of an oxidation agent consisting of oxidized derivatives of possibly substiuted iodoaromatic compounds, particularly where the derivatives of selenium are employed in catalytic amounts; as well as a process of dehydrogenation 3-oxygenated steroids into the corresponding 3-oxygenated .DELTA..sup.1,4 steroids.