| abstract |
The invention provides benzotriazole ionic liquid with a structure represented by the formula (I), a preparation method of the benzotriazole ionic liquid and application of the benzotriazole ionic liquid in preparing toluene-diamido-formic alkyl ester. According to the application, toluenediamine and alkyl carbamate are used as raw materials, and the benzotriazole ionic liquid with the structure represented by the formula (I) is used as a catalyst for reaction, so that a target product, namely the toluene-diamido-formic alkyl ester, is high in yield and environment-friendly, and the technology is simple and suitable for industrial production. |