HRID61975

反应详情

EQUATION

反应方程式

HRID 61975 的结构方程式

AUXILIARIES

试剂、催化剂与溶剂

1

PROCEDURE

实验过程

A mixture of compound 11-4 (560 mg, 1 mmole), anhydrous toluene (10 mL) and Lawesson's reagent (820 mg, 2 mmole) was refluxed for 4 hrs. Toluene was removed by evaporation. To the residue methanol (20 mL) was added, stirred for few minutes at room temperature and the product was collected by filtration and dried to give 500 mg of the title compound. MS 576 (MH+).

WORKUP

后处理

  1. temperaturewas refluxed for 4 hrs
  2. customToluene was removed by evaporation
  3. additionTo the residue methanol (20 mL) was added
  4. filtrationthe product was collected by filtration
  5. customdried