THE SYNTHESIS OF 2,1'-ANHYDRO-, 2,1':3,6-DIANHYDRO-, AND 2,1':3,6:3',6'-TRIANHYDRO-SUCROSE

Article abstract of DOI:10.1016/S0008-6215(00)81039-3

1'-O-Mesyl-6,6'-di-O-tritylsucrose and the corresponding 1'-O-tosyl derivative were prepared from 6,6'-di-O-tritylsucrose by selective sulphonylation.Both sulphonates underwent intramolecular cyclisation reactions, to give 2,1'-anhydrosucrose in high yiel