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Title:
PROCESS FOR THE PREPARATION OF COBICISTAT INTERMEDIATES
Document Type and Number:
WIPO Patent Application WO/2014/057498
Kind Code:
A3
Abstract:
The present invention relates to cobicistat intermediates, processes and further conversion to cobicistat with improved yield and quality.

Inventors:
RAMA SHANKAR
VADALI LAKSHMANA RAO
KONDA RAMESH BABU
JALDU RAVIKANTH
VEMAVARAPU GOVARDHANA PHANI SHARMA
PALLA VIJAY KUMAR
YERVA ESWARA REDDY
Application Number:
IN2013/000608
Publication Date:
June 19, 2014
Filing Date:
October 07, 2013
Export Citation:
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Assignee:
MYLAN LAB LTD (IN)
RAMA SHANKAR
VADALI LAKSHMANA RAO
KONDA RAMESH BABU
JALDU RAVIKANTH
VEMAVARAPU GOVARDHANA PHANI SHARMA
PALLA VIJAY KUMAR
YERVA ESWARA REDDY
International Classes:
C07D417/12; C07C307/06; C07D203/24
Domestic Patent References:
WO2010115000A22010-10-07
Other References:
JOANNE HANNAM ET AL: "Rapid and Selective Synthesis of Substituted 1,2,5-Thiadiazolidine 1,1-Dioxides", SYNLETT, vol. 2006, no. 6, 1 April 2006 (2006-04-01), pages 833 - 836, XP055097678, ISSN: 0936-5214, DOI: 10.1055/s-2006-939039
DATABASE REGISTRY [online] CHEMICAL ABSTRACTS SERVICE, COLUMBUS, OHIO, US; 30 September 2009 (2009-09-30), AURORA FINE CHEMICALS LLC, 7929-SILVERTON AVENUE, SUITE 609, SANDIEGO, CA, 92126, USA: "Aurora Building Blocks", XP002719126, Database accession no. 1178000-69-5
Attorney, Agent or Firm:
NARAHARI, Babu Ambati (Anrich Industrial EstateBollaram, Jinnaram Mandal, Medak Dist, Andhra Pradesh, IN)
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