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. 25, 1980
Filed:
Jun. 12, 1978
Applicant:
Inventors:
Hector F DeLuca, Madison, WI (US);
Heinrich K Schnoes, Madison, WI (US);
David E Hamer, Madison, WI (US);
Herbert E Paaren, Madison, WI (US);
Assignee:
Wisconsin Alumni Research Foundation, Madison, WI (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C07J / ;
U.S. Cl.
CPC ...
2603972 ;
Abstract
A method for directly introducing an oxygen function at carbon 1 of the vitamin D molecule or precursors or derivatives thereof which comprises subjecting such molecules to allylic oxidation utilizing selenium dioxide as the oxidizing agent.