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:
May. 10, 2016
Filed:
Jun. 07, 2010
Applicant:
Yun-ming Lin, Toledo, OH (US);
Inventor:
Yun-Ming Lin, Toledo, OH (US);
Assignee:
The University of Toledo, Toledo, OH (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
B01J 31/02 (2006.01); C07D 305/12 (2006.01); C07C 227/12 (2006.01); C07C 67/00 (2006.01); C07D 205/08 (2006.01); C07F 15/00 (2006.01); C07D 453/04 (2006.01);
U.S. Cl.
CPC ...
C07D 453/04 (2013.01);
Abstract
Bi-functional cobalt-containing catalysts useful for making stereo specific compounds and compositions, along with methods of making, and uses thereof in the syntheses of optically pure β-lactones from aldehydes and ketene are described. Precursors, intermediates, compositions, and particular features of the use if the compositions, such as high enantiomeric selectivity, high yield and low mole percent of catalyst useful are provided.