PMA-silica gel has been utilized to catalyze efficiently the propargylation of aromaticcompounds with arylpropargyl alcohols in the absence of solvent under environmentally benign conditions.
Iodine-catalyzed C- and O-nucleophilic substitution reactions of aryl-propargyl methanols
作者:P. Srihari、Dinesh C. Bhunia、P. Sreedhar、S.S. Mandal、J. Shyam Sunder Reddy、J.S. Yadav
DOI:10.1016/j.tetlet.2007.09.123
日期:2007.11
Aryl propargylic methanols undergo C- and O-nucleophilic substitution reactions in the presence of a catalytic amount of iodine in short reaction times with good yields. (c) 2007 Elsevier Ltd. All rights reserved.
Amberlite IR-120H as an efficient and versatile solid phase catalyst for nucleophilic substitution of propargylic alcohols
作者:Satheesh Gujarathi、Howard P. Hendrickson、Guangrong Zheng
DOI:10.1016/j.tetlet.2013.04.120
日期:2013.7
A highly efficient Amberlite IR-120H resin mediated nucleophilic substitution of the hydroxyl group of propargylic alcohols with a wide range of nucleophiles is reported. The reactions were achieved under very mild conditions in excellent yields. (c) 2013 Elsevier Ltd. All rights reserved.