Laurus Labs | Date: 2015-09-01
The present invention provides processes for preparation of eptifibatide that involve coupling of amino acids in a (2+5), (4+3) and (3+4) sequence method. The invention further provides products produced by the described processes, novel compounds that can be used as synthetic intermediates for the preparation of eptifibatide.
Laurus Labs | Date: 2014-02-14
The present invention provides novel intermediates of ivacaftor and process for its preparation. The present invention also provides process for the preparation of ivacaftor and pharmaceutically acceptable salt thereof using novel intermediates.
Laurus Labs | Date: 2013-08-22
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.
Laurus Labs | Date: 2013-03-22
The present invention relates to an improved process for the preparation of Sunitinb. The process involves the activation of 5-((Z)-(5-fluoro-2-oxoindolin-3-ylidene) methyl)-2,4-dimethyl-1H-pyrrole-3carboxylic acid to corresponding suitable carboxylic acid activating group. The present invention also relates to novel acid addition salts of Sunitinb and preparation thereof.
Laurus Labs | Date: 2013-07-23
The present invention generally relates to solid forms of tyrosine kinase inhibitors, in particular combinations of tyrosine kinase inhibitors with anti-oxidative acids, processes for its preparation and a pharmaceutical compositions containing the same.