2-CHLORO AND 2-BROMO DERIVATIVES OF 1,5-IMINOSUGARS

摘要

Novel 1,5-iminosugars of formula (I) wherein X is Cl or Br; R1 is H or a C1-C12 branched or unbranched alkyl group, alkoxyalkyl, alkenyl, alkynyl, arylalkyl, substituted arylalkyl, arylalkenyl, or substituted arylalkenyl; and R2, R3 and R4 are independently H or COR5 where R5 is C1-C6 branched or unbranched alkyl, or C6-C12 aryl or alkylaryl. Also claimed are compounds of the formulae II-V.