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:
Aug. 16, 1994
Filed:
Jun. 04, 1993
Applicant:
Inventors:
Heinrich Estermann, Allschwil, CH;
Prasad K Kapa, Parsippany, NJ (US);
Russell L Underwood, Randolph, NJ (US);
William J Houlihan, Mountain Lakes, NJ (US);
Assignee:
Sandoz Ltd., Basle, CH;
Primary Examiner:
Int. Cl.
CPC ...
A61K / ; C07F / ;
U.S. Cl.
CPC ...
514 99 ; 514903 ; 549218 ;
Abstract
A process for preparing the (R) stereoisomer of 2,2-bis(hydroxmethyl)-tetrahydrofuran monobutyrate comprising subjecting the dibutyric ester of the 2,2-bis(hydroxymethyl)-tetrahydrofuran to enzymatic hydrolysis. The invention also relates to the novel (R) stereoisomer prepared by the instant process and to its more stable forms. In addition, the invention relates to the use of the (R) stereoisomer in preparing stereoisomers of pharmacologically active compounds and to certain specific stereoisomers produced thereby.