HRID2169159

反应详情

EQUATION

反应方程式

HRID 2169159 的结构方程式

PROCEDURE

实验过程

5-Benzyloxy-6-hydroxy-2-(1-phenyl-cyclopentylmethyl)-pyrimidine-4-carboxylic acid tert-butyl ester (27-01) (4.5 g, 51.8%) was synthesized from 2-(1-phenyl-cyclopentyl)-acetamidine HCl salt (26-01) (4.5 g, 18.86 mmol) and (E)-2-benzyloxy-3-hydroxy-but-2-enedioic acid 4-tert-butyl ester 1-methyl ester (4) (10.2 g, 33.41 mmol) as a yellow solid following the procedure as described for 5-benzyloxy-2-biphenyl-2-ylmethyl-6-hydroxypyrimidine-4-carboxylic acid tert-butyl ester (6-01).