Title:
IMPROVED PROCESS FOR PREPARATION OF ATAZANAVIR BISULFATE
Document Type and Number:
WIPO Patent Application WO/2014/030173
Kind Code:
A3
Abstract:
The present invention relates to an improved process for the preparation of Atazanavir bisulfate Form A. The present invention also relates to a pharmaceutical composition using the Atazanavir bisulfate Form A of the invention.
Inventors:
SIMHADRI SRINIVAS (IN)
MOHAMMAD YASEEN (IN)
INDUKURI VENKATA SUNIL KUMAR (IN)
GORANTLA SEETA RAMANJANEYULU (IN)
MOHAMMAD YASEEN (IN)
INDUKURI VENKATA SUNIL KUMAR (IN)
GORANTLA SEETA RAMANJANEYULU (IN)
Application Number:
PCT/IN2013/000508
Publication Date:
September 29, 2016
Filing Date:
August 22, 2013
Export Citation:
Assignee:
LAURUS LABS PRIVATE LTD (IN)
International Classes:
C07D213/42; A61K31/4418
Foreign References:
| US7829720B2 | 2010-11-09 | |||
| US5849911A | 1998-12-15 | |||
| US6087383A | 2000-07-11 |
Other References:
XU, ZHONGMIN ET AL.: "Process Research and Development for an Efficient Synthesis of the HIV Protease Inhibitor BMS-232632.", ORGANIC PROCESS RESEARCH & DEVELOPMENT, vol. 6, no. 3, 20 April 2002 (2002-04-20), pages 323 - 328, XP002429422
FAN, XING ET AL.: "An Efficient and Practical Synthesis of the HIV Protease Inhibitor Atazanavir via a Highly Diastereoselective Reduction Approach.", ORGANIC PROCESS RESEARCH & DEVELOPMENT, vol. 12, no. 1, 4 January 2008 (2008-01-04), pages 69 - 75, XP002609215
See also references of EP 2888230A4
FAN, XING ET AL.: "An Efficient and Practical Synthesis of the HIV Protease Inhibitor Atazanavir via a Highly Diastereoselective Reduction Approach.", ORGANIC PROCESS RESEARCH & DEVELOPMENT, vol. 12, no. 1, 4 January 2008 (2008-01-04), pages 69 - 75, XP002609215
See also references of EP 2888230A4
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