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:
Dec. 30, 2014

Filed:

Jul. 16, 2010
Applicants:

Bandi Parthasaradhi Reddy, Hyderabad, IN;

Kura Rathnakar Reddy, Hyderabad, IN;

Dasari Muralidhara Reddy, Hyderabad, IN;

Rapolu Raji Reddy, Hyderabad, IN;

Jambula Mukunda Reddy, Hyderabad, IN;

Bandi Vamsi Krishna, Hyderabad, IN;

Inventors:

Bandi Parthasaradhi Reddy, Hyderabad, IN;

Kura Rathnakar Reddy, Hyderabad, IN;

Dasari Muralidhara Reddy, Hyderabad, IN;

Rapolu Raji Reddy, Hyderabad, IN;

Jambula Mukunda Reddy, Hyderabad, IN;

Bandi Vamsi Krishna, Hyderabad, IN;

Assignee:

Hetero Research Foundation, Balanagar, Hyderabad, IN;

Attorneys:
Primary Examiner:
Int. Cl.
CPC ...
C07C 45/41 (2006.01); C07C 209/70 (2006.01); C07C 209/84 (2006.01); C07C 209/28 (2006.01);
U.S. Cl.
CPC ...
C07C 45/41 (2013.01); C07C 209/70 (2013.01); C07C 209/28 (2013.01); C07C 209/84 (2013.01);
Abstract

3-[3-(Trifluoromethyl)phenyl]propionaldehyde is a key intermediate for the preparation of cinacalcet hydrochloride. The present invention provides a novel process for the preparation of 3-[3-(trifluoromethyl)phenyl]propionaldehyde. The present invention also provides an improved process for preparation of cinacalcet hydrochloride in high yields. The present invention further provides a process for purification of cinacalcet hydrochloride.


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