HRID553023

反应详情

EQUATION

反应方程式

HRID 553023 的结构方程式

AUXILIARIES

试剂、催化剂与溶剂

2

PROCEDURE

实验过程

500 mg (1 mmol) 1-ethyl-3-methyl-2-((E)-2-phenylamino-vinyl)-5-sulfo-3-(3-sulfo-propyl)-3H-indolium sodium salt 8 and 387 mg (1 mmol) 3-(3-carboxypropyl)-2,3-dimethyl-1-ethyl-3H-indolium iodide salt 3 are dissolved in a mixture of 10 ml acetic acid and 10 ml acetic anhydride. Subsequently, 5 ml of pyridine is added. The solution is stirred under reflux for 15 minutes.

WORKUP

后处理

  1. temperatureunder reflux for 15 minutes