2,5-二甲基-1,3-恶唑-4-甲酸 、
1-羟基苯并三唑 、 (S)-2-{[(3S,8S)-3-(3-cyclopentylmethoxy-phenyl)-2,3,6,7,8,9-hexahydro-[1,4]dioxino[2,3-g]isoquinoline-8-carbonyl]-amino}-3-[4-(2,3-dimethyl-pyridin-4-yl)-phenyl]-propionic acid methyl ester dihydrochloride 、
N,N-二异丙基乙胺 在
methyl (2S)-2-[[(3S,8S)-3-[3-(cyclopentylmethoxy)phenyl]-7-(2,5-dimethyl-1,3-oxazole-4-carbonyl)-3,6,8,9-tetrahydro-2H-[1,4]dioxino[2,3-g]isoquinoline-8-carbonyl]amino]-3-[4-(2,3-dimethylpyridin-4-yl)phenyl]propanoate 作用下,
以
二氯甲烷 、
盐酸-N-乙基-Nˊ-(3-二甲氨基丙基)碳二亚胺 、 hexanes 、
乙酸乙酯 、
甲醇 为溶剂,
反应 2.08h,
以to get the title compound (16 mg)的产率得到(S)-2-{[(3S,8S)-3-(3-cyclopentylmethoxy-phenyl)-7-(2,5-dimethyl-oxazole-4-carbonyl)-2,3,6,7,8,9-hexahydro-[1,4]dioxino[2,3-g]isoquinoline-8-carbonyl]-amino}-3-[4-(2,3-dimethyl-pyridin-4-yl)-phenyl]-propionic acid