Derivatives of chloral

Details Derivatives of chloral Derivatives of chloral

C - Chemistry, Metallurgy

07

H

260/212

C07H 15/04 (2006.01)

Patent

CA 1118415

A B S T R A C T The present invention relates to a chloral derivative having the general formula Image in which Y' is a polysaccharide consisting of a chain of anhydroglucose, modified anhydroglucose or uronic acid units as substituent group and in which R is selected from -H, -COCH2OH, - [(CH2)nO] -H in which n is 2 to 5 and X is 1 to 7; -CH2OSO2X' or -CH2COOX' in which X' is NH4 or a single equivalent of a non-toxic metallic cation, -(CH2)n H where n is 1 to 7, -(CH2)n (OH)XY where Y is -H or -CH3 n is 1 to 7, X is 1 to 12 and the -OH groups are attached to any or all of the carbon atoms by substitution and wherein when Y7 is a chain of unmodified anhydroglucose units, these units have the following configurations:- ? -D-glucopyranosyl units having a predominantly 1 - 4 linkage .beta. -D-glucopyranosyl units having a predominantly 1 - 4 linkage and/or .beta. -D-glucopyranosyl units having a predominantly 1 - 4 linkage when O6 is a carboxylic acid group.

331629

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