3-(4-Methylpiperazin-1-yl)aniline → N(8)-(2-Methoxy-5-trifluoromethyl-phenyl)-N(2)-[3-(4-methyl-piperazin-1-yl)-phenyl]-[1,2,4]triazolo[1,5-a]pyridine-2,8-diamine

HRID 472568Notes

Reaction equation

HRID 472568 reaction equation
Cl[C:2]1[N:23]=[C:5]2[C:6]([NH:10][C:11]3[CH:16]=[C:15]([C:17]([F:20])([F:19])[F:18])[CH:14]=[CH:13][C:12]=3[O:21][CH3:22])=[CH:7][CH:8]=[CH:9][N:4]2[N:3]=1.[CH3:24][N:25]1[CH2:30][CH2:29][N:28]([C:31]2[CH:32]=[C:33]([CH:35]=[CH:36][CH:37]=2)[NH2:34])[CH2:27][CH2:26]1.C1(P(C2CCCCC2)C2C=CC=CC=2C2C=CC=CC=2P(C2CCCCC2)C2CCCCC2)CCCCC1>>[CH3:22][O:21][C:12]1[CH:13]=[CH:14][C:15]([C:17]([F:20])([F:19])[F:18])=[CH:16][C:11]=1[NH:10][C:6]1[C:5]2[N:4]([N:3]=[C:2]([NH:34][C:33]3[CH:35]=[CH:36][CH:37]=[C:31]([N:28]4[CH2:27][CH2:26][N:25]([CH3:24])[CH2:30][CH2:29]4)[CH:32]=3)[N:23]=2)[CH:9]=[CH:8][CH:7]=1

Participants

4

Reactant 3

HCID 115646133-(4-Methylpiperazin-1-yl)anilineHCID 249469872,2'-Bis(dicyclohexylphosphino)-1,1'-biphenylHCID 67479006(2-Chloro-[1,2,4]triazolo[1,5-a]pyridine-8-yl)-(2-methoxy-5-trifluoromethyl-phenyl)-amine

Product 1

HCID 59612466N(8)-(2-Methoxy-5-trifluoromethyl-phenyl)-N(2)-[3-(4-methyl-piperazin-1-yl)-phenyl]-[1,2,4]triazolo[1,5-a]pyridine-2,8-diamine

Procedure

N(8)-(2-Methoxy-5-trifluoromethyl-phenyl)-N(2)-[3-(4-methyl-piperazin-1-yl)-phenyl]-[1,2,4]triazolo[1,5-a]pyridine-2,8-diamine was prepared from (2-chloro-[1,2,4]triazolo[1,5-a]pyridine-8-yl)-(2-methoxy-5-trifluoromethyl-phenyl)-amine, 3-(4-methylpiperazin-1-yl)aniline with 2,2′-bis-dicyclohexylphosphanyl-biphenyl as the ligand in a manner analogous to Example 2d (0.005 g, 20%). MP=198-200° C. 1H NMR (400 MHz, (D3C)2SO, δ, ppm): 9.44 (s, 1H), 8.37 (d, 1H), 7.61 (s, 1H), 7.43 (s, 1H), 7.30 (m, 2H), 7.24 (s, 1H), 7.16 (m, 2H), 7.09 (m, 1H), 6.93 (m, 1H), 6.48 (m, 1H), 3.97 (s, 3H), 3.10 (m, 4H), 2.45 (m, 4H), 2.21 (s, 3H). MS=498 (MH)+.

Sources & evidence

ORD record
ord-d04699f652114377a69f5f2ae7212540
Source dataset
uspto-grants-2014_01
Patent number
US08633173B2

Reaction notes

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