in benzene 6 h; Heating;

hydrogenchloride in methanol; water T=25°C; pH=0.65-13.5, buffers, aq.NaOH; Rate constantMechanism;

1: phenyl(1H-pyrrol-2-ylmethylene)amine With n-butyllithium in ethylene glycol dimethyl ether; Petroleum ether T=-78°C; 0.5 h; 2: chloro-diphenylphosphine in ethylene glycol dimethyl ether T=20°C; 18 h;