HRID898226

反应详情

EQUATION

反应方程式

HRID 898226 的结构方程式

PROCEDURE

实验过程

2,4-Difluoronitrobenzene was treated according to the procedure for the preparation of (R)-2-(4-fluoro-2-nitrophenylamino)-butyric acid (see Example 1) to yield (R)-2-(5-fluoro-2-nitrophenylamino)-butyric acid (83%). MS (ESI) m/z 243 ([M#H]+); MS (ESI) m/z 241 ([M−H]−); HRMS: calcd for C10H11FN2O4, 242.07031; found (ESI+), 243.07712.