3-{3-[(3S,3aR,6S,6aS)-6-(2-methyl-pyridin-3-yloxy)-hexahydro-furo[3,2-b]furan-3-yl]-ureido}-piperidine-1-carboxylic acid tert-butyl ester 、 、
盐酸 、
异丙醇 在
盐酸 作用下,
以
二氯甲烷 为溶剂,
反应 3.0h,
以to give 1.35 g (98%) of 1-[(3S,3aR,6S,6aS)-6-(2-methyl-pyridin-3-yloxy)-hexahydro-furo[3,2-b]furan-3-yl]-3-piperidin-3-yl-urea as its hydrochloride的产率得到1-[(3S,3aR,6S,6aS)-6-(2-methyl-pyridin-3-yloxy)-hexahydro-furo[3,2-b]furan-3-yl]-3-piperidin-3-yl-urea