4'-Bromoacetanilide → N-[4-({5-methyl-7-[3-(trifluoromethyl)phenyl]imidazo[5,1-f][1,2,4]triazin-2-yl}amino)phenyl]acetamide

HRID 2374944Notes

Reaction equation

HRID 2374944 reaction equation
[CH3:1][C:2]1[N:3]=[C:4]([C:12]2[CH:17]=[CH:16][CH:15]=[C:14]([C:18]([F:21])([F:20])[F:19])[CH:13]=2)[N:5]2[C:10]=1[CH:9]=[N:8][C:7]([NH2:11])=[N:6]2.Br[C:23]1[CH:28]=[CH:27][C:26]([NH:29][C:30](=[O:32])[CH3:31])=[CH:25][CH:24]=1.C(P(C(C)(C)C)C1C=CC=CC=1C1C=CC=CC=1)(C)(C)C.CC([O-])(C)C.[Na+]>O1CCOCC1.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]>[CH3:1][C:2]1[N:3]=[C:4]([C:12]2[CH:17]=[CH:16][CH:15]=[C:14]([C:18]([F:21])([F:19])[F:20])[CH:13]=2)[N:5]2[C:10]=1[CH:9]=[N:8][C:7]([NH:11][C:23]1[CH:28]=[CH:27][C:26]([NH:29][C:30](=[O:32])[CH3:31])=[CH:25][CH:24]=1)=[N:6]2

Participants

7

Reactant 4

HCID 76834'-BromoacetanilideHCID 27342152-(Di-tert-butylphosphino)biphenylHCID 23676156Sodium t-butoxideHCID 587120012-Amino-5-methyl-7-[3-(trifluoromethyl)phenyl]imidazo[5,1-f][1,2,4]triazin2×

Product 1

HCID 11384770N-[4-({5-methyl-7-[3-(trifluoromethyl)phenyl]imidazo[5,1-f][1,2,4]triazin-2-yl}amino)phenyl]acetamideYield 39.1%

Reagents, catalysts & solvents 2

HCID 9811564Bis(dibenzylideneacetone)palladiumCatalystHCID 312751,4-DioxaneSolvent

Procedure

In a similar manner as described for Example 41, 5-methyl-7-[3-(trifluoromethyl)phenyl]imidazo[5,1-f][1,2,4]triazin-2-amine (Intermediate 45) (0.025 g, 0.09 mmol), N-(4-bromophenyl)acetamide (0.018 g, 0.09 mmol), Pd2(dba)3 (0.008 g, 0.01 mmol), 2-(Di-t-butylphosphino)biphenyl (0.008 g, 0.03 mmol), and NaOtBu (0.011 g, 0.11 mmol) in 1,4-dioxane (1 mL) gave N-[4-({5-methyl-7-[3-(trifluoromethyl)phenyl]imidazo[5,1-f][1,2,4]triazin-2-yl}amino)phenyl]acetamide (0.015 g) as a yellow solid. 1H NMR (DMSO-d6): δ9.92 (s, 1H), 9.82 (s, 1H), 9.26 (s, 1H), 8.87 (s, 1H), 8.59 (d, J=7.4 Hz, 1H), 7.86-7.70 (m, 2H), 7.68-7.63 (m, 2H), 7.60-7.53 (m,2H), 2.53 (s, 3H), 2.02 (s, 3H). MS m/z 427 (M+1).

Sources & evidence

ORD record
ord-b4405db675294fc78f0520f86579f431
Source dataset
uspto-grants-2008_12
Patent number
US07462614B2

Reaction notes

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