Benzyl 3,4-bis(benzyloxy)-6-[(tetrahydro-2H-pyran-2-yloxy)methyl]pyridine-2-carboxylate 、
对氟苄胺 在
silica 、 EtOAc petroleum ether 作用下,
反应 1.5h,
以to yield the desired amide B7的产率得到3,4-bis(benzyloxy)-N-(4-fluorobenzyl)-6-[(tetrahydro-2H-pyran-2-yloxy)methyl]pyridine-2-carboxamide