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:
Jul. 04, 2017
Filed:
Jun. 22, 2015
Applicant:
Eastman Chemical Company, Kingsport, TN (US);
Inventor:
Neil Warren Boaz, Kingsport, TN (US);
Assignee:
Eastman Chemical Company, Kingsport, TN (US);
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
C07C 209/48 (2006.01); C07C 213/02 (2006.01);
U.S. Cl.
CPC ...
C07C 209/48 (2013.01); C07C 213/02 (2013.01);
Abstract
This disclosure describes a low temperature process for the preparation of dimethyl amines from nitriles via reductive amination. In some embodiments, the process proceeds under mild conditions with aqeuous dimethylamine and show an unexpected rate acceleration by the inclusion of an acid addition salt of the dimethylamine.