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. 01, 1976
Filed:
Feb. 05, 1974
Applicant:
Inventor:
Edward B Hodge, Terre Haute, IN (US);
Assignee:
Commercial Solvents Corporation, Terre Haute, IN (US);
Primary Examiner:
Int. Cl.
CPC ...
C07D / ;
U.S. Cl.
CPC ...
2603 / ;
Abstract
The high-melting diastereoisomer of zearalanol or derivative thereof is prepared by heating its corresponding low-melting diastereoisomer under dehydrogenating conditions in the presence of a Raney nickel catalyst and under an oxygen-free atmosphere, and then subjecting the solution to reducing conditions under a hydrogen atmosphere at elevated pressure.