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Iron chloride hexahydrate-catalyzed Friedel-Crafts akylation of cyclic ketene dithioacetals with alcohols

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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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Correspondence to Haifeng Yu.

Additional information

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

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