HRID898250
反应详情
EQUATION
反应方程式
REACTANTS
反应物
PRODUCTS
生成物
PROCEDURE
实验过程
(3R)-4-(2,4-Dimethoxybenzoyl)-3-ethyl-6-fluoro-1-methyl-3,4-dihydroquinoxalin-2(1H)-one was treated according to the procedure for the preparation of (3R)-3-ethyl-7-fluoro-4-(4-hydroxybenzoyl)-1-methyl-3,4-dihydroquinoxalin-2(1H)-one (see Example 1) to yield (3R)-4-(2,4-dihydroxybenzoyl)-3-ethyl-6-fluoro-1-methyl-3,4-dihydroquinoxalin-2(1H)-one (49%). MS (ESI) m/z 345 ([M+H]+); MS (ESI) m/z 343 ([M−H]−); HRMS: calcd for C18R17FN2O4, 344.1172; found (ESI_FT), 345.12407.