对甲苯甲酸经10%Pd(OH)2/C还原、碱性异构化得反-4-甲基环己甲酸,经PCl5氯代、NaN3叠氮化后经Curtius重排得反-4-甲基环己基异氰酸酯,总收率60%。 3) Curtius rearrangement reaction Curtius重排 1. A new and simple method for the synthesis of Aromatic Isocyanates is developed by using solid-liquid pha...