Ammonia → HCID 19385477, compound

Participants

Reaction Steps

7.0 g (24 mmol) of 3-chloro-6-[4-methoxy-3-(2-methylpropoxy)phenyl]pyridazine are reacted as described in Example 1 in 40 ml of ammonia-saturated ethylene glycol. The crude product obtained by precipitation with water is dissolved in chloroform, the solution is dried with potassium carbonate, and the product is precipitated with petroleum ether (b.p. 50°-70° C.). 3.5 g (53.8%) of the title compound of m.p. 187° C. are obtained.

Provenance & Evidence