反应详情

The partially capped toluylene diisocyanate was prepared by reacting a technical grade mixture of 1.95 kg of 2,4-diisocyanatotoluene (11.2 mol) and 490 g of 2,6-diisocyanatotoluene (2.8 mol) with a mixture of 720 g of dimethylaminopropanol (9.1 mol) and 320 g of ethanol (7 mol) at 50° C. in 900 g of toluene.