2,2'-Bis(dicyclohexylphosphino)-1,1'-biphenyl → (R)-1-(4-{3-[8-(4-Methanesulfonyl-phenyl)-[1,2,4]triazolo[1,5-a]pyridin-2-ylamino]-phenyl}-piperazin-1-yl)-propan-2-ol

HRID 472417Notes

Reaction equation

HRID 472417 reaction equation
Cl[C:2]1[N:20]=[C:5]2[C:6]([C:10]3[CH:15]=[CH:14][C:13]([S:16]([CH3:19])(=[O:18])=[O:17])=[CH:12][CH:11]=3)=[CH:7][CH:8]=[CH:9][N:4]2[N:3]=1.[NH2:21][C:22]1[CH:23]=[C:24]([N:28]2[CH2:33][CH2:32][N:31]([CH2:34][C@H:35]([OH:37])[CH3:36])[CH2:30][CH2:29]2)[CH:25]=[CH:26][CH:27]=1.C1(P(C2CCCCC2)C2C=CC=CC=2C2C=CC=CC=2P(C2CCCCC2)C2CCCCC2)CCCCC1>>[CH3:19][S:16]([C:13]1[CH:14]=[CH:15][C:10]([C:6]2[C:5]3[N:4]([N:3]=[C:2]([NH:21][C:22]4[CH:23]=[C:24]([N:28]5[CH2:29][CH2:30][N:31]([CH2:34][C@H:35]([OH:37])[CH3:36])[CH2:32][CH2:33]5)[CH:25]=[CH:26][CH:27]=4)[N:20]=3)[CH:9]=[CH:8][CH:7]=2)=[CH:11][CH:12]=1)(=[O:18])=[O:17]

Participants

4

Reactant 3

HCID 249469872,2'-Bis(dicyclohexylphosphino)-1,1'-biphenylHCID 28800190(R)-1-[4-(3-amino-phenyl)-piperazin-1-yl]-propan-2-olHCID 674814372-Chloro-8-(4-methanesulfonyl-phenyl)-[1,2,4]triazolo[1,5-a]pyridine

Product 1

HCID 59612338(R)-1-(4-{3-[8-(4-Methanesulfonyl-phenyl)-[1,2,4]triazolo[1,5-a]pyridin-2-ylamino]-phenyl}-piperazin-1-yl)-propan-2-ol

Procedure

(R)-1-(4-{3-[8-(4-Methanesulfonyl-phenyl)-[1,2,4]triazolo[1,5-a]pyridin-2-ylamino]-phenyl}-piperazin-1-yl)-propan-2-ol was prepared from 2-chloro-8-(4-methanesulfonyl-phenyl)-[1,2,4]triazolo[1,5-a]pyridine (100.0 mg, 0.3249 mmol) and (R)-1-[4-(3-amino-phenyl)-piperazin-1-yl]-propan-2-ol (84.0 mg, 0.357 mmol) with 2,2′-bis-dicyclohexylphosphanyl-biphenyl (36.0 mg, 0.0658 mmol) as the ligand in a manner analogous to Example 2d. Product isolated as a yellow foam (0.105 g, 63%). 1H NMR (400 MHz, CDCl3, δ, ppm): 8.49 (d, J=6.4 Hz, 1H), 8.25 (d, J=8.4 Hz, 2H), 8.07 (d, J=8.4 Hz, 2H), 7.66 (d, J=7.3 Hz, 1H), 7.40 (s, 1H), 7.23 (t, J=8.2 Hz, 1H), 7.02 (t, J=7.1 Hz, 1H), 6.98-6.94 (m, 1H), 6.88 (s, 1H), 6.59 (dd, J=8.2, 1.7 Hz, 1H), 3.97-3.87 (m, 1H), 3.33-3.21 (m, 5H), 3.10 (S, 3H), 2.90-2.82 (m, 2H), 2.62-2.55 (m, 2H), 2.43-2.30 (m, 2H), 1.17 (d, J=6.1 Hz, 3H). MS=507 (MH)+.

Sources & evidence

ORD record
ord-6b7b866a089141f4b5d52e58e3385931
Source dataset
uspto-grants-2014_01
Patent number
US08633173B2

Reaction notes

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