Scheme 2.
Synthesis of alkyl β-D-xylopyranosides 9a–g from 1,2,3,4-tetra-O-benzoyl-α-D-xylopyranose (6). DDQ: 2,3-dichloro-5,6-dicyano-1,4-benzoquinone; MS: molecular sieves; DCM: dichloromethane.
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