反应详情

温度

23 °C

Methyl iodide (66 g; 0.46 mol) is added drop wise at 0° C. to a solution of thiophene-2-carbothioamide (50 g; 0.33 mol) in 500 ml of acetone. After the addition, stirring is maintained for two hours at 23° C. The precipitate formed is filtered on frit and washed twice with 100 ml of acetone before being dried under vacuum (in a bell jar). A yellow powder is obtained with a yield of 97%.

1. additionAfter the addition
2. customThe precipitate formed
3. filtrationis filtered on frit
4. washwashed twice with 100 ml of acetone
5. custombefore being dried under vacuum (in a bell jar)
6. customA yellow powder is obtained with a yield of 97%