Ultrasound promoted acetylation of alcohols in room temperature ionic liquid under ambient conditions

被引:99
作者
Gholap, AR [1 ]
Venkatesan, K [1 ]
Daniel, T [1 ]
Lahoti, RJ [1 ]
Srinivasan, KV [1 ]
机构
[1] Natl Chem Lab, Organ Chem Technol Div, Pune 411008, Maharashtra, India
关键词
D O I
10.1039/b308069b
中图分类号
O6 [化学];
学科分类号
0703 ;
摘要
The O- acetylation of alcohols with acetic anhydride to the corresponding esters has been achieved in excellent isolated yields in short reaction time at ambient conditions under ultrasonic irradiation in the absence of any added catalyst using a room temperature ionic liquid as the medium as well as a promoter for the reaction. The products could be isolated by distillation or selective extraction from the non- volatile ionic liquid, which could be recycled giving rise to a process with minimal waste.
引用
收藏
页码:693 / 696
页数:4
相关论文
共 32 条
[1]   Lipase-catalysed chemoselective monoacetylation of hydroxyalkylphenols and chemoselective removal of a single acetyl group from their diacetates [J].
Allevi, P ;
Ciuffreda, P ;
Longo, A ;
Anastasia, M .
TETRAHEDRON-ASYMMETRY, 1998, 9 (16) :2915-2924
[2]  
[Anonymous], 1990, ADV SONOCHEMISTRY
[3]  
[Anonymous], 1991, PROTECTIVE GROUPS OR
[4]   A STABLE CRYSTALLINE CARBENE [J].
ARDUENGO, AJ ;
HARLOW, RL ;
KLINE, M .
JOURNAL OF THE AMERICAN CHEMICAL SOCIETY, 1991, 113 (01) :361-363
[5]   ELECTRONIC STABILIZATION OF NUCLEOPHILIC CARBENES [J].
ARDUENGO, AJ ;
DIAS, HVR ;
HARLOW, RL ;
KLINE, M .
JOURNAL OF THE AMERICAN CHEMICAL SOCIETY, 1992, 114 (14) :5530-5534
[6]   EVIDENCE FOR HYDROGEN-BONDING IN SOLUTIONS OF 1-ETHYL-3-METHYLIMIDAZOLIUM HALIDES, AND ITS IMPLICATIONS FOR ROOM-TEMPERATURE HALOGENOALUMINATE(III) IONIC LIQUIDS [J].
AVENT, AG ;
CHALONER, PA ;
DAY, MP ;
SEDDON, KR ;
WELTON, T .
JOURNAL OF THE CHEMICAL SOCIETY-DALTON TRANSACTIONS, 1994, (23) :3405-3413
[7]  
Baker RH., 1955, ORG SYNTH, P141
[8]   Zeolite HSZ-360 as a new reusable catalyst for the direct acetylation of alcohols and phenols under solventless conditions [J].
Ballini, R ;
Bosica, G ;
Carloni, S ;
Ciaralli, L ;
Maggi, R ;
Sartori, G .
TETRAHEDRON LETTERS, 1998, 39 (33) :6049-6052
[9]  
BUDSON CS, 1915, J AM CHEM SOC, V37, P1264
[10]  
CADOGAN JIG, 1996, DOC, V5