1-(3,5-di-tert-butylphenyl)-3-(4-((5-hydroxypentyl)oxy)phenyl)urea 、
18,21,24-Trioxa-3,11,33-triazatetracyclo[24.2.2.213,16.15,9]tritriaconta-1(29),5(33),6,8,13,15,26(30),27,31-nonaene-4,10-dione 、
4-triphenylmethylphenylisocyanate 在
di-n-butyl dilaurate 作用下,
以
二氯甲烷 为溶剂,
反应 24.0h,
以23%的产率得到5-(4-(3-(3,5-di-tert-butylphenyl)ureido)phenoxy)pentyl (4-tritylphenyl)carbamate compound with 11,14,17-trioxa-3,7-diaza-5(2,6)-pyridina-1,9(1,4)-dibenzenacyclooctadecaphane-4,6-dione (1:1)