HRID1991344

反应详情

EQUATION

反应方程式

HRID 1991344 的结构方程式

PROCEDURE

实验过程

Prepared from methyl (2R)-3-[(3-ethyl-4-fluoro-2-oxo-2,3-dihydro-6-benzoxazolyl)amino]-2-hydroxypropanoate (Step 3, 1.01 g, 3.39 mmol) and 1,1′-carbonyldiimidazole (0.549 g, 3.39 mmol) according to the method of EXAMPLE 86, Step 9 (1.10 g, 99%); MS for C14H13FN2O6 m/z 325 (M+H)+.