A CONVENIENT SYNTHESIS OF 4-ARYL-7,7-DIMETHYL-5-OXO- 3,4,5,6,7,8-HEXAHYDROCOUMARIN UNDER MICROWAVE IRRADIATION WITHOUT CATALYST

Shu-jiang Tu Department of Chemistry, Xuzhou Normal University, Xuzhou, 221 009, P. R. China

Jian-Feng Zhou Department of Chemistry, Huaiyin Teachers College, Huaiyin, 223 001, P. R. China

Pei-jun Cai Department of Chemistry, Xuzhou Normal University, Xuzhou, 221 009, P. R. China

Hai Wang Department of Chemistry, Nanjing University, Nanjing, 210 093, P. R. China

Jun-cai Feng Department of Chemistry, Nanjing University, Nanjing, 210 093, P. R. China

Abstract

A series of hexahydrocoumarins 4 were synthesized by the reaction of aromatic aldehyde, 5,5-dimethyl-1,3-cyclohexandione and meldiums acid under microwave irradiation without catalyst. The structure of 4a was determined by x-ray analysis.

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A CONVENIENT SYNTHESIS OF 4-ARYL-7,7-DIMETHYL-5-OXO- 3,4,5,6,7,8-HEXAHYDROCOUMARIN UNDER MICROWAVE IRRADIATION WITHOUT CATALYST

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A CONVENIENT SYNTHESIS OF 4-ARYL-7,7-DIMETHYL-5-OXO- 3,4,5,6,7,8-HEXAHYDROCOUMARIN UNDER MICROWAVE IRRADIATION WITHOUT CATALYST

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