HRID30807

反应详情

EQUATION

反应方程式

HRID 30807 的结构方程式

PROCEDURE

实验过程

Trifluoroacetic acid was added neat to tert-butyl 4-(2-methoxy-4-(methylamino)-5-nitrophenoxy)pyridine-2-carboxylate and stirred at room temperature for 5 hours. TFA was evaporated, solid product azeotroped with toluene then placed under vacuum for 24 hours to yield 4-(2-methoxy-4-(methylamino)-5-nitrophenoxy)pyridine-2-carboxylic acid. HPLC=3.07 min; MS: MH+=321

WORKUP

后处理

  1. customTFA was evaporated
  2. customsolid product azeotroped with toluene
  3. waitthen placed under vacuum for 24 hours