HRID984101

反应详情

EQUATION

反应方程式

REACTANTS

反应物

HCID29057

4H-1-Benzopyran-2-carboxylic acid, 4-oxo-, methyl ester

C11H8O4

HCID23567177

未命名化合物

2 次

PRODUCTS

生成物

HCID14838439

Methyl 3,4-dihydro-2H-1-benzopyran-2-carboxylate

C11H12O3

收率 93%

AUXILIARIES

试剂、催化剂与溶剂

催化剂HCID23938

Palladium

PROCEDURE

实验过程

Compound 3A was prepared by hydrogenation of the methyl 4-oxo-4H-chromene-2-carboxylate catalyzed by 10% Pd/C in 93% yield. MS: MS: 193 (M+1)+. Preparation of 6-Chlorosulfonyl-chroman-2-carboxylic acid methyl ester (Compound 3B)