The present invention relates to a process for the preparation of Trisodium (4-[(1S.3R)-1-([1,1′-biphenyl]-4-yl-methyl)-4-ethoxy-3-methyl-4-oxobutyl]amino}-4-oxo butanoate)-(N-pentanoyl-N-[2′-(1H-tetrazol-1-id-5-yl)[1,1′-biphenyl]-4-yl]methyl}-L-valinate) represented by the following structural formula-1:
本发明涉及一种制备(4-[(1S.3(4-[(1S.3)-R)-1-([1,1′-
联苯]-4-基-甲基)-4-乙氧基-3-甲基-4-氧代丁基]
氨基}-4-氧代
丁酸三
钠)-(N-戊酰基-N-[2′-(
1H-四唑-1-id-5-基)[1,1′-
联苯]-4-基]甲基}-
L-缬氨酸)的制备方法,其结构式如下-1: