反应 #1350583

反应方程式

3-amino-2-methyl-4-methylsulfanylbenzoic acid

methanol

sulfuric acid

water

→

Methyl 3-Amino-2-methyl-4-methylsulfanylbenzoate

反应条件

后处理

1. 1
   温度After cooling
2. 2
   萃取extracted with ethyl acetate
3. 3
   洗涤After washing
4. 4
   其他drying
5. 5
   其他the solvent was removed

实验过程

2 g of 3-amino-2-methyl-4-methylsulfanylbenzoic acid (0.01 mol) were dissolved in 20 ml of methanol and admixed with 2.0 g of conc. sulfuric acid, and the mixture was heated at 60° C. for 2 h. After cooling, the reaction mixture was poured into water, neutralized and extracted with ethyl acetate. After washing and drying, the solvent was removed.

来源