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. 22, 1994
Filed:
Dec. 21, 1992
Applicant:
Inventors:
T Thomas Shih, Bryn Mawr, PA (US);
Wilfred P-S. Shum, West Chester, PA (US);
Assignee:
Arco Chemical Technology, L.P., Wilmington, DE (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C07D / ; C07D / ; C07D / ;
U.S. Cl.
CPC ...
549541 ; 549513 ; 549556 ;
Abstract
A method of recovering optically active epoxy alcohols from asymmetric epoxidation reaction mixture is provided whereby the epoxy alcohol may be obtained in high yield with minimal degradation of optical purity. The process is also suitable for the synthesis of useful organic sulfonate derivatives of chiral epoxy alcohols.