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

HRID 217813Notes

Reaction equation

HRID 217813 reaction equation
[NH2:1][C:2]1[CH:19]=[CH:18][C:5]([O:6][C:7]2[C:12]3[N:13]=[CH:14][C:15](=[O:17])[NH:16][C:11]=3[N:10]=[CH:9][CH:8]=2)=[CH:4][C:3]=1[S:20][CH3:21].[F:22][C:23]1[CH:28]=[CH:27][C:26]([C:29]([F:32])([F:31])[F:30])=[CH:25][C:24]=1[N:33]=[C:34]=[O:35]>>[F:22][C:23]1[CH:28]=[CH:27][C:26]([C:29]([F:32])([F:31])[F:30])=[CH:25][C:24]=1[NH:33][C:34]([NH:1][C:2]1[CH:19]=[CH:18][C:5]([O:6][C:7]2[C:12]3[N:13]=[CH:14][C:15](=[O:17])[NH:16][C:11]=3[N:10]=[CH:9][CH:8]=2)=[CH:4][C:3]=1[S:20][CH3:21])=[O:35]

Participants

3

Reactant 2

HCID 27333802-Fluoro-5-(trifluoromethyl)phenyl isocyanateHCID 469010918-(4-amino-3-(methylthio)phenoxy)pyrido[3,2-b]pyrazin-3(4H)-one

Product 1

HCID 441317101-(2-Fluoro-5-(trifluoromethyl)phenyl)-3-(2-(methylthio)-4-(3-oxo-3,4-dihydropyrido[3,2-b]pyrazin-8-yloxy)phenyl)ureaYield 62%

Procedure

Using Method F2 with 8-(4-amino-3-(methylthio)phenoxy)pyrido[3,2-b]pyrazin-3(4H)-one and 2-fluoro-5-trifluoromethylphenyl isocyanate, the title compound (26 mg, 62%) was obtained as a powder.

Sources & evidence

ORD record
ord-2d601c0b0d4c4e4d97db636c85b62fe5
Source dataset
uspto-grants-2012_06
Patent number
US08198279B2

Reaction notes

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