Properties: Crystals, mp 127-128°. pK (25°): 5.42. Moderately sol in water. Less sol in alc. Sparingly sol in ether. Forms water-sol salts with alkali hydroxides.
Melting point: mp 127-128°
pKa: pK (25°): 5.42
Derivative Type: Ethyl ester
Percent Composition: C 67.02%, H 7.31%, N 7.82%, O 17.85%
Properties: Leaflets, mp 58°. Sol in alc, ether.
Melting point: mp 58°
Use: In the Heumann synthesis of indigo.
产品链接: 103-01-5››