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:
Nov. 25, 2003
Filed:
Sep. 19, 2001
Applicant:
Inventors:
Jens Geisler, Berlin, DE;
Eric Winter, Berlin, DE;
Assignee:
Schering AG, Berlin, DE;
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
C07J 1/300 ; C07J 9/00 ;
U.S. Cl.
CPC ...
C07J 1/300 ; C07J 9/00 ;
Abstract
The invention relates to a method for representing compounds of the general formula (1). The invention further relates to the hitherto unknown compounds of general formulas (5, 6 and 7) in the form of intermediate products and to the use of 4,4-dimethyl-3&bgr; hydroxypregna-8,14-diene-21-carboxylic acid esters of the general formula (1) for producing 4,4-dimethyl-5&agr;-cholesta-8,14,24-triene-3&bgr;-ol (2).