Process for preparing 2-amino-5-cyanobenzoic acid derivatives
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United States of America Patent
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Jun 10, 2014
Grant Date -
Jan 28, 2010
app pub date -
Dec 5, 2007
filing date -
Dec 6, 2006
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Abstract
Disclosed is a method for preparing a compound of Formula 1 comprising contacting a compound of Formula 2 with at least one compound of Formula 3 in the presence of a solvent comprising one or more organic solvents selected from ethers and nitriles and a catalytically effective amount of a palladium complex comprising at least one tertiary phosphine ligand of Formula 4
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