4-[(2S)-(2-amino-2-cyanoethyl)]-3-fluorobenzonitrile → (S)-2-[(S)-1-(2'-Chloro-4'-methanesulfonyl-biphenyl-4-yl)-2,2,2-trifluoro-ethylamino]-4-fluoro-4-methyl-pentanoic acid [1-cyano-2-(4-cyano-2-fluoro-phenyl)-ethyl]-amide

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Reaction Steps

(S)-2-[(S)-1-(2′-Chloro-4′-methanesulfonyl-biphenyl-4-yl)-2,2,2-trifluoro-ethylamino]-4-fluoro-4-methyl-pentanoic acid [1-cyano-2-(4-cyano-2-fluoro-phenyl)-ethyl]-amide was prepared from N-{(1S)-1-[2′-chloro-4′-(methylsulfonyl)biphenyl-4-yl]-2,2,2-trifluoroethyl}-4-fluoro-L-leucine and 4-[(2S)-(2-amino-2-cyanoethyl)]-3-fluorobenzonitrile using procedure described in Example 6.

Provenance & Evidence