HRID1814175

反应详情

EQUATION

反应方程式

REACTANTS

反应物

HCID6043

2-Benzoxazolinone

C7H5NO2

HCID21349898

未命名化合物

PRODUCTS

生成物

HCID737119

(2-oxo-1,3-benzoxazol-3(2H)-yl)acetic acid

C9H7NO4

收率 89%

PROCEDURE

实验过程

Compound 76A was prepared analogously to compound 49A using 3H-benzooxazol-2-one. Yield was 89%. 400 MHz 1H NMR (CDCl3) δ 7.1-7.22 (m, 3H), 6.85 (d, 1H), 4.54 (s, 2H), 3.76 (s, 3H). Step 2. Preparation of (6-Chlorosulfonyl-2-oxo-benzooxazo-3-yl}-acetic acid methyl ester (Compound 76B)