6-(2-Chlorophenyl)-7-(4-chlorophenyl)-3-(cyclohexylmethyl)-[1,2,4]triazolo[4,3-b]pyridazine → 3-(4-Chlorobenzyl)-6-(2-chlorophenyl)-7-(4-chlorophenyl)-[1,2,4]triazolo[4,3-b]pyridazine

Beteiligte Stoffe

Reaktionsschritte

The title compound (50 mg, 54%) as a white powder was prepared from 2-(4-chlorophenyl)-N′-(6-(2-chlorophenyl)-5-(4-chlorophenyl)pyridazin-3-yl)acetohydrazide (96 mg, 0.2 mmol) and triphenylphosphine dichloride (220 mg,0.66 mmol) according to the procedures described for 6-(2-chlorophenyl)-7-(4-chlorophenyl)-3-(cyclohexylmethyl)-[1,2,4]triazolo[4,3-b]pyridazine (Example 7B). HPLC/MS (method A): retention time=4.12 min, (M+H)+=465.2.

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