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HRID2120179

反应详情

EQUATION

反应方程式

HRID 2120179 的结构方程式

REACTANTS

反应物

2
结构：CC(=O)OC(C)=O
HCID7918

Acetic anhydride

C4H6O3

结构：CCCCC1OC(=O)c2cc(N)ccc21
HCID9877706

6-Amino-3-butyl-phthalide

C12H15NO2

PRODUCTS

生成物

1
结构：CCCCC1OC(=O)c2cc(NC(C)=O)ccc21
HCID23274789

未命名化合物

AUXILIARIES

试剂、催化剂与溶剂

1
结构：O=S(=O)(O)O
催化剂HCID1118

Sulfuric acid

H2O4S

PROCEDURE

实验过程

A mixture of 0.3 g (1.55 mmol) of compound obtained in Example 4 and 3 ml of acetic anhydride and 1 drop of sulphuric acid is heated until dissolved and kept for 15 minutes. On cooling, white crystals are separated and recrystallised from ethanol to give the title compound.

WORKUP

后处理

  1. temperatureis heated
  2. dissolutionuntil dissolved
  3. temperatureOn cooling
  4. customwhite crystals are separated
  5. customrecrystallised from ethanol