MT 134 - Preperation of 2-pyridylamine (2-aminopyridine) complexes of nitro compounds
Content Handbook F
Outline of method
134.1 Technical nitrophenols
The sample is heated with 2-pyridylamine in petroleum spirit and the melting point of the complex produced is determined.
134.2 Technical nitrophenol esters
The ester is converted with butylamine and hydrochloric acid to the phenol. The phenol is extracted with hexane and the 2-pyridylamine complex prepared as in MT 134.1.