2-(Di-tert-butylphosphino)biphenyl → Ethyl 7-azetidin-1-yl-6-cyano-1-(2-cyanoethyl)-4-oxo-1,4-dihydro-1,8-naphthyridine-3-carboxylate

Reaction equation

[N:1]1([C:5]2[N:14]=[C:13]3[C:8]([C:9](=[O:24])[C:10]([C:19]([O:21][CH2:22][CH3:23])=[O:20])=[CH:11][N:12]3[CH2:15][CH2:16][C:17]#[N:18])=[CH:7][C:6]=2Br)[CH2:4][CH2:3][CH2:2]1.[C:26]([Zn]C#N)#[N:27].C(P(C(C)(C)C)C1C=CC=CC=1C1C=CC=CC=1)(C)(C)C>C(#N)C.C1C=CC(/C=C/C(/C=C/C2C=CC=CC=2)=O)=CC=1.C1C=CC(/C=C/C(/C=C/C2C=CC=CC=2)=O)=CC=1.C1C=CC(/C=C/C(/C=C/C2C=CC=CC=2)=O)=CC=1.[Pd].[Pd]>[N:1]1([C:5]2[N:14]=[C:13]3[C:8]([C:9](=[O:24])[C:10]([C:19]([O:21][CH2:22][CH3:23])=[O:20])=[CH:11][N:12]3[CH2:15][CH2:16][C:17]#[N:18])=[CH:7][C:6]=2[C:26]#[N:27])[CH2:4][CH2:3][CH2:2]1