An efficient synthesis of 3,4-dihydropyrimidin-2-ones catalyzed by NH2SO3H under ultrasound irradiation |
| |
| Authors: | Li Ji-Tai Han Jun-Fen Yang Jin-Hui Li Tong-Shuang |
| |
| Institution: | College of Chemistry and Environmental Science, Hebei University, Baoding 071002, PR China. orgsyn@mail.hbu.edu.cn |
| |
| Abstract: | The condensation of aldehydes, beta-keto esters and urea catalyzed by NH(2)SO(3)H in ethanol results dihydropyrimidinones in high yields under ultrasound irradiation. |
| |
| Keywords: | |
| 本文献已被 ScienceDirect PubMed 等数据库收录！ |
|
