Methyl 6-[[6-[[6-[(6-aminopyridin-2-yl)carbamoyl]-4-decoxypyridine-2-carbonyl]amino]pyridin-2-yl]carbamoyl]-4-decoxypyridine-2-carboxylate 、
4-Decoxy-6-[[6-[[4-decoxy-6-[[6-(phenylmethoxycarbonylamino)pyridin-2-yl]carbamoyl]pyridine-2-carbonyl]amino]pyridin-2-yl]carbamoyl]pyridine-2-carboxylic acid 在
氯化亚砜 、
N,N-二异丙基乙胺 作用下,
以
二氯甲烷 为溶剂,
反应 12.0h,
以55%的产率得到Methyl 4-decoxy-6-[[6-[[4-decoxy-6-[[6-[[4-decoxy-6-[[6-[[4-decoxy-6-[[6-(phenylmethoxycarbonylamino)pyridin-2-yl]carbamoyl]pyridine-2-carbonyl]amino]pyridin-2-yl]carbamoyl]pyridine-2-carbonyl]amino]pyridin-2-yl]carbamoyl]pyridine-2-carbonyl]amino]pyridin-2-yl]carbamoyl]pyridine-2-carboxylate