1,3-Disulfonic acid imidazolium hydrogen sulfate: a reusable and efficient ionic liquid for the one-pot multi-component synthesis of pyrimido[4,5-b]quinoline derivatives

• DOI: 10.1039/c5ra02198g
• Publication Date: 2015-03-04T10:32:42Z
• Authors: Kamal Mohammadi; Farhad Shirini; Asieh Yahyazadeh
• Keywords: 01 natural sciences; 0104 chemical sciences

1,3-Disulfonic acid imidazolium hydrogen sulfate (DSIMHS) has been used for the simple and efficient synthesis of pyrimido[4,5-b]quinoline derivatives. The procedure gave the products in excellent yields in very short reaction times.