反应详情

20 g (60.8 millimols) of tetrachlorophthalic acid N-2-hydroxyethylimide, 15.86 g (127.67 millimols) of p-thiocresol, 34.03 g (246.22 millimols) of potassium carbonate and 200 ml of tetrahydrofuran are stirred at 25° C. for 2.5 days. The mixture is acidified and extracted with methylene chloride. After recrystallisation from toluene, 26.42 g (86% of theory) of the title compound are obtained; melting point 211°-2° C.

1. extractionextracted with methylene chloride
2. customAfter recrystallisation from toluene, 26.42 g (86% of theory) of the title compound
3. customare obtained