反应详情

Using 6-(4-amino-3-bromophenyl)-5-methyl-4,5-dihydro-3(2H)-pyridazinone and methylthioisocyanate, the reaction was carried out in the same manner as described in Example 1(b) to the corresponding methylisothiuronium salt which was then reacted with ethylenediamine in the same manner as described in Example 1(c) to afford the above-identified compound. M.P. 265°-267° C. (with decomp.).

1. customto afford the above-identified compound