反应详情

In analogy to the procedure for Example 1, 2.34 g (5.77 mmol) N-{1-[3-(4-bromophenyl)-5-oxo-4,5-dihydro-1,2,4-triazin-6-yl]propyl}cyclopentanecarboxamide, 4.43 g (28.9 mmol) phosphoric trichloride are stirred at reflux for 3 hours, proportionate amounts of the solvents are used.

1. temperatureat reflux for 3 hours