反应详情

Into an apparatus similar to that in Example 1, were charged 242.1 g (1 mole) of N-dodecyl-1,3-propylenediamine and 130.1 g (1 mole) of ethyl acetoacetate. At 150° to 160° C., 18 g of water and 46 g of ethanol were distilled off to obtain 1-dodecyl-4-methyl-3,6,7,8-tetrahydro-1,5-diazocin-2-one.

1. distillationAt 150° to 160° C., 18 g of water and 46 g of ethanol were distilled off