反应 #2673

反应方程式

product

[4-cyano-2,3-bis-[(2-methoxy-ethoxy)-methoxy]-phenyl]bromoacetic acid

diphenyl diazomethane

→

Diphenylmethyl [4-cyano-2,3-bis-[(2-methoxy-ethoxy]-methoxy]phenyl]-bromoacetate

溶剂

methylene chloride

反应条件

后处理

1. 1
   其他Evaporation
2. 2
   其他to obtain 450 mg of the

实验过程

The product of Step A was dissolved in 10 ml of methylene chloride and 470 mg of diphenyl diazomethane were added. Evaporation was carried out followed by chromatography on silica (eluant: cyclohexane - ethyl acetate (2-1)) to obtain 450 mg of the desired, product.

来源