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:
Oct. 02, 2018
Filed:
Jun. 22, 2015
Applicant:
The University of Toledo, Toledo, OH (US);
Inventors:
Kana Yamamoto, Toledo, OH (US);
Sridhar Viamajala, Toledo, OH (US);
Sasidhar Varanasi, Toledo, OH (US);
Kim Nguyen, Toledo, OH (US);
Godwin Abel, Toledo, OH (US);
Ajith Yapa Mudiyanselage, Toledo, OH (US);
Assignee:
The University of Toledo, Toledo, OH (US);
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
C07C 227/04 (2006.01); C07C 253/30 (2006.01); C07C 67/303 (2006.01); C07C 67/333 (2006.01); C07C 229/08 (2006.01);
U.S. Cl.
CPC ...
C07C 227/04 (2013.01); C07C 67/303 (2013.01); C07C 67/333 (2013.01); C07C 229/08 (2013.01); C07C 253/30 (2013.01);
Abstract
A concise method of producing nylon 11, 12, or 13 precursors from oleic acid or an ester of oleic acid is described. The method involves cross-metathesis reactions as the key C—C bond formation step. Subsequent steps are provided to convert the metathesis product to the corresponding nylon precursors. Also provided are the products of the method.