Doc Type: Patent Application
Abstract

A method of making an amino-alkylenediol and intermediate compounds useful in the method is disclosed. The method includes preparing a first intermediate compound comprising an aminoalkylene diol wherein a protecting group is linked to the amino functionality, and optionally, preparing a second intermediate compound comprising a salt of the first intermediate compound. The first intermediate compound has the structure of Formula (II ) wherein R is a divalent alkylene radical having from 2 to 20 carbon atoms, X and Y are independently a divalent linking moiety or a single bond, and Z is a protecting group. The second intermediate compound has the structure of Formula (III ) wherein R is a divalent alkylene radical having from 2 to 20 carbon atoms, X and Y are independently a divalent linking moiety or a single bond, TsO - is toluene sulfonate, and Z is a protecting group.


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Document History
  • Publication: Jul 3, 2008
  • Application: Dec 12, 2007
    WO EP 2007063835 W
  • Priority: Dec 22, 2006
    US US 87682806 P

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