N-(9-fluorenylmethoxycarbonyl)-O-{β-D-galactopyranosyl-(1->4)-2-acetoamido-2-deoxy-β-D-glucopyranosyl-(1->6)-[β-D-galactopyranosyl-(1->3)]-2-acetoamido-2-deoxy-α-D-galactopyranosyl}-L-serine tert-butyl ester 、
P'-[2-(acetylamino)-2-deoxy-α-D-glucopyranosyl] ester uridine 5'-(trihydrogen diphosphate), disodium salt 、
UDP-Gal 在
calf alkaline phosphatase 、 recombinant β1,3-GlcNAcT 、 magnesium chloride 、 manganese(ll) chloride 、 recombinant human β1,4-galactosyltransferase 作用下,
反应 72.0h,
以15.4 mg的产率得到N-(9-fluorenylmethoxycarbonyl)-O-{β-D-galactopyranosyl-(1->4)-2-acetoamido-2-deoxy-β-D-glucopyranosyl-(1->3)-β-D-galactopyranosyl-(1->4)-2-acetoamido-2-deoxy-β-D-glucopyranosyl-(1->6)-[β-D-galactopyranosyl-(1->3)]-2-acetoamido-2-deoxy-α-D-galactopyranosyl}-L-serine tert-butyl ester