Patent ID: 8207376
Filing Date: 2012-06-26
Classification: C07C

Abstract:
1. A method for producing phosphates of an amino acid or an ester thereof, which comprises allowing a salt of an amino acid or a salt of an amino acid ester to mix and react with phosphoric acids and a basic nitrogen-containing compound in a hydrophilic solvent, wherein an amount of the basic nitrogen-containing compound is from 0.1 mole to 5 moles based on the salt of an amino acid or the salt of an amino acid ester; and wherein the basic nitrogen-containing compound is pyridines represented by the following formula (3): (in the formula, R (in the formula, m is an integer of from 0 to 2, and R 4 represents a hydrocarbon group having from 1 to 18 carbon atoms which may have a substituent).