2-Fluoro-5-(trifluoromethyl)phenyl isocyanate → 1-(4-(2-Amino-3-oxo-3,4-dihydropyrido[2,3-b]pyrazin-8-yloxy)naphthalen-1-yl)-3-(2-fluoro-5-(trifluoromethyl)phenyl)urea

HRID 217836Notes

Reaction equation

HRID 217836 reaction equation
[NH2:1][C:2]1[C:7](=[O:8])[NH:6][C:5]2[N:9]=[CH:10][CH:11]=[C:12]([O:13][C:14]3[C:23]4[C:18](=[CH:19][CH:20]=[CH:21][CH:22]=4)[C:17]([NH2:24])=[CH:16][CH:15]=3)[C:4]=2[N:3]=1.[F:25][C:26]1[CH:31]=[CH:30][C:29]([C:32]([F:35])([F:34])[F:33])=[CH:28][C:27]=1[N:36]=[C:37]=[O:38]>>[NH2:1][C:2]1[C:7](=[O:8])[NH:6][C:5]2[N:9]=[CH:10][CH:11]=[C:12]([O:13][C:14]3[C:23]4[C:18](=[CH:19][CH:20]=[CH:21][CH:22]=4)[C:17]([NH:24][C:37]([NH:36][C:27]4[CH:28]=[C:29]([C:32]([F:33])([F:35])[F:34])[CH:30]=[CH:31][C:26]=4[F:25])=[O:38])=[CH:16][CH:15]=3)[C:4]=2[N:3]=1

Participants

3

Reactant 2

HCID 27333802-Fluoro-5-(trifluoromethyl)phenyl isocyanateHCID 469010952-amino-8-(4-aminonaphthalen-1-yloxy)pyrido[2,3-b]pyrazin-3(4H)-one

Product 1

HCID 441340871-(4-(2-Amino-3-oxo-3,4-dihydropyrido[2,3-b]pyrazin-8-yloxy)naphthalen-1-yl)-3-(2-fluoro-5-(trifluoromethyl)phenyl)urea

Procedure

Method F2 was used with 2-amino-8-(4-aminonaphthalen-1-yloxy)pyrido[2,3-b]pyrazin-3(4H)-one and 1-fluoro-2-isocyanato-4-(trifluoromethyl)benzene to afford the title compound as a slightly pink solid (73 mg, 89%).

Sources & evidence

ORD record
ord-6a7589edb60f4fb7bf8af730edee5121
Source dataset
uspto-grants-2012_06
Patent number
US08198279B2

Reaction notes

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