反应详情

As for Example 4, a mixture of 1.0 g. of 3-chloro-6-(2-pyridyl)pyridazine, propionic acid hydrazide and 50 ml. of n-butyl alcohol is refluxed for 48 hours to give the product of the Example.

1. additionAs for Example 4, a mixture of 1.0 g
2. customto give the product of the Example