TY - JOUR ID - 3017 TI - Chemoselective preparation of acylals using 1-methyl-3-(2-(sulfooxy)ethyl)-1H-imidazol-3-ium chloride as an efficient and reusable catalyst JO - Iranian Journal of Science JA - ISTT LA - en SN - 2731-8095 AU - Rezayati, S. AU - Sajjadifar, S. AU - Hajinasiri, R. AD - Department of Chemistry, Payame Noor University, PO BOX 19395-4697 Tehran, Iran AD - Chemistry Department, Qaemshahr Branch, Islamic Azad University, PO BOX 163, Qaemshahr, Iran Y1 - 2015 PY - 2015 VL - 39 IS - 2 SP - 179 EP - 185 KW - [Msei]Cl KW - Green chemistry KW - acylals KW - Heterogeneous catalysis KW - solvent-free condition DO - 10.22099/ijsts.2015.3017 N2 -   An efficient and chemoselective procedure for the preparation of 1, 1-diacatates (acylals) from various aldehydes with acetic anhydride in the presence of Brønsted acidic ionic liquid [Msei]Cl as a reusable catalytic system under solvent-free condition at room temperature and short periods of times with excellent yields will be described. The catalyst was easily separated in simple work-up and was recycled several times without loss of reactivity under the described reaction conditions. UR - https://ijsts.shirazu.ac.ir/article_3017.html L1 - https://ijsts.shirazu.ac.ir/article_3017_93d54b7ed93e888cb5b4da34b43b5e79.pdf ER -