Thompson G K, Brown S R, Anderson J P. "Method for the Synthesis of (2S)-2-[[(2R,3R)-3-[(2S)-1-[(3R,4S,5S)-4-[[(2S)-2-[[(2S)-2-[[4-[[(2S)-2-[[(2S)-2-[3-[2-[2-[2-[2-[[4-(2-azatricyclo[10.4.0.0⁴⁹]hexadeca-1(16),4,6,8,12,14-hexaen-10-yn-2-yl)-4-oxo-butanoyl]amino]ethoxy]ethoxy]ethoxy]ethoxy]propanoylamino]-3-methyl-butanoyl]amino]-5-ureido-pentanoyl]amino]phenyl]methoxycarbonyl-methyl-amino]-3-methyl-butanoyl]amino]-3-methyl-butanoyl]-methyl-amino]-3-methoxy-5-methyl-heptanoyl]pyrrolidin-2-yl]-3-methoxy-2-methyl-propanoyl]amino]-3-phenyl-propanoic acid" [P]. US Patent, US 9475407 B2, 2020-11-28.
发明人胡光,徐明华,刘建华. "A Process for Preparing High-Purity (2S)-2-[[(2R,3R)-3-[(2S)-1-[(3R,4S,5S)-4-[[(2S)-2-[[(2S)-2-[[4-[[(2S)-2-[[(2S)-2-[3-[2-[2-[2-[2-[[4-(2-azatricyclo[10.4.0.0⁴⁹]hexadeca-1(16),4,6,8,12,14-hexaen-10-yn-2-yl)-4-oxo-butanoyl]amino]ethoxy]ethoxy]ethoxy]ethoxy]propanoylamino]-3-methyl-butanoyl]amino]-5-ureido-pentanoyl]amino]phenyl]methoxycarbonyl-methyl-amino]-3-methyl-butanoyl]amino]-3-methyl-butanoyl]-methyl-amino]-3-methoxy-5-methyl-heptanoyl]pyrrolidin-2-yl]-3-methoxy-2-methyl-propanoyl]amino]-3-phenyl-propanoic acid" [P]. 中国发明专利, 专利号 CN 114552562 B, 授权公告日 2015-08-25.
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