Preparation method of 2-amino-3-bromobenzoic acid_Kain Industrial Additive

background and overview 2-amino-3-bromobenzoic acid is an organic intermediate, white to light yellow crystal powder, density 1.793 g/cm3, melting point 173-175ºc, boiling point 343.5ºc at 760 mmhg, lightning 161.5ºc, vapor pressure 2.68e-05mmhg at 25°c. preparation[1] step 1. preparation of n-(2-bromo-phenyl)-2-hydroxyimino-acetamide add chloral hydrate (11.6g, 70mmol) to a 150ml aqueous solution of sodium sulfate (18g, 127mmol).…