反应详情

S-Methyl N-(5-bromo-3-pyridyl)-N'-cyanoisothiourea (650 mg) and 2-phenylthioethylamine (740 mg) in pyridine (0.5 ml) were heated to 50° C. for 5 hours. To the resulting clear solution was added ether (10 ml), and the desired pure compound was collected by filtration and washed with ether.

1. filtrationthe desired pure compound was collected by filtration
2. washwashed with ether