WO2014041565A2 - An improved process for the preparation of vilanterol and intermediates thereof - Google Patents

An improved process for the preparation of vilanterol and intermediates thereof Download PDF

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Publication number
WO2014041565A2
WO2014041565A2 PCT/IN2013/000556 IN2013000556W WO2014041565A2 WO 2014041565 A2 WO2014041565 A2 WO 2014041565A2 IN 2013000556 W IN2013000556 W IN 2013000556W WO 2014041565 A2 WO2014041565 A2 WO 2014041565A2
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WO
WIPO (PCT)
Prior art keywords
process
solvent
suitable
vilanterol
dimethyl
Prior art date
Application number
PCT/IN2013/000556
Other languages
French (fr)
Other versions
WO2014041565A3 (en
Inventor
Venkata Lakshmi Narasimha Rao Dammalapati
Hari Krishna Mudduluru
Ravindra ADURI
Original Assignee
Laurus Labs Private Limited
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Priority to IN3813CH2012 priority Critical
Priority to IN3813/CHE/2012 priority
Application filed by Laurus Labs Private Limited filed Critical Laurus Labs Private Limited
Publication of WO2014041565A2 publication Critical patent/WO2014041565A2/en
Publication of WO2014041565A3 publication Critical patent/WO2014041565A3/en

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