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.

Date of Patent:
Jul. 10, 2018

Filed:

Jul. 31, 2017
Applicants:

Chevron U.s.a. Inc., San Ramon, CA (US);

Rutgers, the State University of New Jersey, New Brunswick, NJ (US);

Inventors:

Oleg Mironov, San Ramon, CA (US);

Robert J. Saxton, San Ramon, CA (US);

Alan S. Goldman, Highland, NJ (US);

Akshai Kumar, New Brunswick, NJ (US);

Assignees:

Chevron U.S.A. Inc., San Ramon, CA (US);

Rutgers, The State University of New Jersey, New Brunswick, NJ (US);

Attorneys:
Primary Examiner:
Int. Cl.
CPC ...
C07C 2/36 (2006.01); C07C 5/42 (2006.01); B01J 31/24 (2006.01);
U.S. Cl.
CPC ...
C07C 2/36 (2013.01); B01J 31/24 (2013.01); B01J 2231/20 (2013.01); B01J 2531/827 (2013.01); C07C 2521/14 (2013.01); C07C 2531/24 (2013.01);
Abstract

Disclosed herein are processes for tandem alkene dehydrogenation/alkene dimerization using an iridium pincer complex catalyst on a support comprising magnesium silicates (e.g., Florisil®). The reaction process comprises providing an iridium pincer complex bound to a solid support comprising magnesium silicates; providing a gaseous alkane feedstock comprising at least one alkane; and contacting the gaseous alkane feedstock with the iridium pincer complex bound to the solid support in the presence of a hydrogen acceptor to form dimerized alkenes. The processes disclosed herein can accomplish facile, low-temperature tandem transfer dehydrogenation of alkanes and dimerization of alkenes with unprecedented TONs at a reasonable rate of conversion.


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