ethyl 2-(8-(benzo[d]thiazol-2-yl((2-(trimethylsilyl)ethoxy)methyl)carbamoyl)-3,4-dihydroisoquinolin-2(1H)-yl)-5-bromothiazole-4-carboxylate 、
N-(benzo[d]thiazol-2-yl)-2-(4-chloro-5-formylthiazol-2-yl)-1,2,3,4-tetrahydroisoquinoline-8-carboxamide 在
(E)-2-(4-chloro-5-formylthiazol-2-yl)-N-(3-((2-(trimethylsilyl)ethoxy)methyl)benzo[d]thiazol-2(3H)-ylidene)-1,2,3,4-tetrahydroisoquinoline-8-carboxamide 作用下,
以
hexanes 为溶剂,
以Compound 45B was isolated as a white solid by trituration of the mixture of two isomers with 1:4 hexanes的产率得到(E)-2-(4-chloro-5-formylthiazol-2-yl)-N-(3-((2-(trimethylsilyl)ethoxy)methyl)benzo[d]thiazol-2(3H)-ylidene)-1,2,3,4-tetrahydroisoquinoline-8-carboxamide