Highly Facile Regioselective Ring Opening of Epoxides to Halohydrins in the Presence of polyHIPEs (CTAB) and β-cyclodextrins (TSAX) in Water

Shengmiao      Zhang; Jianding      Chen; V.      Tamara Perchyonok

doi:10.2174/138527211796367264

Abstract

Reactions of epoxides with tetrasubstitute ammonium halides in the presence of β-cyclodextrins or polyHIPE in aqueous media afforded vicinal halohydrins in excellent yields via regioselective ring opening of the unsymmetric epoxides.

Keywords: Epoxides, polyHIPEs, beta cyclodextrins, water, regio-selective, Cyclodextrins (CDs), cyclohexene epoxides, epichlorohydrin, aryloxy- methylene epoxide, polyHIPE, halohydrins, chlorosilanes, haloborane, low regiospecificity,, oxiranes

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Current Organic Chemistry

Title: Highly Facile Regioselective Ring Opening of Epoxides to Halohydrins in the Presence of polyHIPEs (CTAB) and β-cyclodextrins (TSAX) in Water

Volume: 15 Issue: 15

Author(s): Shengmiao Zhang, Jianding Chen and V. Tamara Perchyonok

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Abstract: Reactions of epoxides with tetrasubstitute ammonium halides in the presence of β-cyclodextrins or polyHIPE in aqueous media afforded vicinal halohydrins in excellent yields via regioselective ring opening of the unsymmetric epoxides.

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Zhang Shengmiao, Chen Jianding and Tamara Perchyonok V., Highly Facile Regioselective Ring Opening of Epoxides to Halohydrins in the Presence of polyHIPEs (CTAB) and β-cyclodextrins (TSAX) in Water, Current Organic Chemistry 2011; 15 (15) . https://dx.doi.org/10.2174/138527211796367264