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. 19, 2006
Filed:
Feb. 10, 2006
Applicants:
Martin Grendze, Indianapolis, IN (US);
Ramiah Murugan, Indianapolis, IN (US);
L. Mark Huckstep, Avon, IN (US);
Charles R. Hopper, Avon, IN (US);
Inventors:
Martin Grendze, Indianapolis, IN (US);
Ramiah Murugan, Indianapolis, IN (US);
L. Mark Huckstep, Avon, IN (US);
Charles R. Hopper, Avon, IN (US);
Assignee:
Reilly Industries, Inc., Indianapolis, IN (US);
Attorneys:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
C07D 211/02 (2006.01);
U.S. Cl.
CPC ...
Abstract
Methods are provided for improving production of 3,5-diethyl-1,2-dihydro-1-phenyl-2-propylpyridine (DHP). In one illustrative embodiment, the methods involve controlling the rate of reaction and temperature of the reaction during formation of DHP. In another illustrative embodiment, the methods involve neutralizing the acid catalyst subsequent to DHP formation.