IMPROVED PROCESS FOR PREPARATION OF VILANTEROL AND INTERMEDIATES THEREOF

Title:

IMPROVED PROCESS FOR PREPARATION OF VILANTEROL AND INTERMEDIATES THEREOF

Document Type and Number:

WIPO Patent Application WO/2014/041565

Kind Code:

A3

Abstract:

An improved process for the preparation of vilanterol and pharmaceutically acceptable salts thereof is disclosed. More specifically the improved process for preparing intermediates for the preparation of vilanterol is disclosed.

Inventors:

DAMMALAPATI VENKATA LAKSHMI NARASIMHA RAO (IN)
MUDDULURU HARI KRISHNA (IN)
ADURI RAVINDRA (IN)

Application Number:

PCT/IN2013/000556

Publication Date:

May 08, 2014

Filing Date:

September 13, 2013

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Assignee:

LAURUS LABS PRIVATE LTD (IN)

International Classes:

A61K31/133; C07C217/08; A61P11/06

Domestic Patent References:

WO2003024439A1

2003-03-27

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