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:
Dec. 01, 2015
Filed:
Jun. 27, 2013
Applicant:
Knu-industry Cooperation Foundation, Chuncheon-si, Gangwon-do, KR;
Inventors:
Assignee:
Knu-Industry Cooperation Foundation, Chuncheon-si, Gangwon-do, KR;
Primary Examiner:
Int. Cl.
CPC ...
C07F 9/655 (2006.01); C07F 9/40 (2006.01); B01J 23/52 (2006.01); C07F 9/6571 (2006.01);
U.S. Cl.
CPC ...
C07F 9/6552 (2013.01); B01J 23/52 (2013.01); C07F 9/4015 (2013.01); C07F 9/4078 (2013.01); C07F 9/657181 (2013.01);
Abstract
Provided are a novel phosphorus 2-pyrone derivative and a preparation method thereof. The phosphorus 2-pyrone derivative according to the present invention is capable of being efficiently synthesized by treating an alkyl hydrogen alkynylphosphonate derivative and an alkyne derivative with a minimal amount of a gold catalyst.