A new route for the preparation of some unsymmetrically substituted 6, 12-diaryldibenzo[b,f][1,5]diazocines 5 and their precursor Schiff bases 4 from 2-isocyanatobenzoyl chloride and its 5-chloro derivative are described.
描述了一种准备某些非对称取代的6, 12-二芳基二苯并[b,f][1,5]
二氮烯5及其前体 Schiff 碱4的新路径,原料为2-
异氰酸酯苯甲酰氯及其5-
氯衍
生物。