Polyethylene glycol (PEG) 4000 catalysed regioselective nucleophilic ring opening of oxiranes - A new and convenient synthesis of β-hydroxy sulfone and β-hydroxy sulfide
作者:A.K. Maiti、P. Bhattacharyya
DOI:10.1016/s0040-4020(01)89588-0
日期:1994.1
Oxiranes and sodium p-toluene sulfinate salt react smoothly in a regioselective manner in the presence of PEG4000 to furnish β-hydroxy sulfone and β-hydroxysuifide. The reaction was extended for the preparation of alkylsulfones and β-oxosulfones from alkylhalide and β-oxohalide respectively.
Regioselective Ring Opening of Oxiranes Catalysed by Montmorillonite Clay: A Simple Synthesis of β-Hydroxy Sulfones
作者:Goutam K. Biswas、Prantosh Bhattacharyya
DOI:10.1080/00397919108016785
日期:1991.2
Oxiranes and sodium p-toluene sulfinate salt react smoothly in a regioselective manner in the presence of montmorillonite clay to furnish the corresponding beta-hydroxy sulfones in good to excellent yield.
BISWAS, GOUTAM K.;BHATTACHARYYA, PRANTOSH, SYNTH. COMMUN., 21,(1991) N, C. 569-573
作者:BISWAS, GOUTAM K.、BHATTACHARYYA, PRANTOSH
DOI:——
日期:——
Maiti, A. K.; Bhattacharyya, P., Indian Journal of Chemistry - Section B Organic and Medicinal Chemistry, 1996, vol. 35, # 1, p. 67 - 68