HRID732456

反应详情

EQUATION

反应方程式

HRID 732456 的结构方程式

AUXILIARIES

试剂、催化剂与溶剂

1

PROCEDURE

实验过程

Add 2 N NaOH (0.67 mL) to (S)-2-sec-butylamino-6-difluoromethoxy-isonicotinic acid ethyl ester in ethanol (5 mL). Stir 3 h and acidify to about pH=4 with 1 N HCl and extract with ethyl acetate. Wash organic layer with saturated aqueous sodium chloride, dry (magnesium sulfate) and concentrate to give the title compound (0.1 g, 85%).

WORKUP

后处理

  1. extractionextract with ethyl acetate
  2. dry with materialWash organic layer with saturated aqueous sodium chloride, dry (magnesium sulfate)
  3. concentrationconcentrate