Spacer-modified, photolabile tetrasaccharides as analogues of maltopentaose are versatile probes for porcine pancreatic alpha-amylase

Article abstract of DOI:10.1016/0008-6215(92)80041-X

The syntheses are described of methyl 4'-O-<4-S-(3-azi-4-α-D-glucopyranosyloxybutyl)-6-deoxy-4-thio-α-D-xylo-hex-5-enopyranosyl>-α-maltoside (28), methyl 4-O-<4-S-(3-azi-4-α-maltosyloxybutyl)-6-deoxy-4-thio-α-D-xylo-hex-5-enopyranosyl>-α-D-glucopyranoside