反应详情

A mixture of 167 g of p-nitrobenzoic acid, 204 g of 2-ethyl-1-butanol and 3.5 g of p-toluenesulfonic acid is refluxed and stirred for 2 hours, separating the formed water. After that, the alcohol excess is distilled off, then the formed product is distilled at 150° C. and 0.04 mmHg, to obtain 209 g of 2-ethylbutyl p-nitrobenzoate in form of a light yellow viscous liquid.

1. temperatureis refluxed
2. customseparating the formed water
3. distillationAfter that, the alcohol excess is distilled off
4. distillationthe formed product is distilled at 150° C.