Abstract
A cost-effective and environmentally compliance FeCl3·6H2O catalyzed Friedel-Crafts alkylation of cyclic ketene dithioacetals with alcohols was developed. The reaction was efficient in the presence of catalyst loading as low as 5%(molar fraction) in CH2Cl2 solvent at room temperature or under reflux conditions. A wide range of alkylated ketene dithioacetals were synthesized in excellent yields.
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Supported by the National Natural Science Foundation of China(No.20902010), the Foundation of Liaoning Provincial Education Administration, China(No.L2015003) and the Science Foundation of Anshan City, China(Nos.2012KJ02, 2014KJ05).
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Yu, H., Liao, P. Iron chloride hexahydrate-catalyzed Friedel-Crafts akylation of cyclic ketene dithioacetals with alcohols. Chem. Res. Chin. Univ. 32, 390–395 (2016). https://doi.org/10.1007/s40242-016-5482-2
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DOI: https://doi.org/10.1007/s40242-016-5482-2