Pyridinium chloride → HCID 14365009, compound

Participants

Reaction Steps

Under a nitrogen atmosphere 1.50 g (7.63 mmol) 4-chloro-5-methoxy-2-methyl-1H-benzo[d]imidazole and 11.20 g (0.10 mol) pyridine hydrochloride were stirred for 15 min at a bath temperature of 180° C. The reaction mixture was poured onto water while hot. The substance was extracted with ethyl acetate and washed with water. The organic phase was separated off, dried and evaporated down i.vac. The residue was stirred with DIPE and ethyl acetate, suction filtered and dried.

Provenance & Evidence