Methylamine hydrochloride → 5-fluoro-N4-(3-hydroxyphenyl)-N2-[2-(N-methylamino)carbonylbenzofuran-5-yl]-2,4-pyrimidinediamine
Reaction equation
[F:1][C:2]1[C:3]([NH:22][C:23]2[CH:28]=[CH:27][CH:26]=[C:25]([OH:29])[CH:24]=2)=[N:4][C:5]([NH:8][C:9]2[CH:10]=[CH:11][C:12]3[O:16][C:15]([C:17]([O:19]C)=O)=[CH:14][C:13]=3[CH:21]=2)=[N:6][CH:7]=1.Cl.[CH3:31][NH2:32]>>[F:1][C:2]1[C:3]([NH:22][C:23]2[CH:28]=[CH:27][CH:26]=[C:25]([OH:29])[CH:24]=2)=[N:4][C:5]([NH:8][C:9]2[CH:10]=[CH:11][C:12]3[O:16][C:15]([C:17]([NH:32][CH3:31])=[O:19])=[CH:14][C:13]=3[CH:21]=2)=[N:6][CH:7]=1Participants
3
Procedure
In like manner to the preparation of N4-(ethylenedioxyphenyl)-5-fluoro-N2-[3-(N-methylamino)carbonylmethyleneoxyphenyl]-2,4-pyrimidinediamine, the reaction of 5-fluoro-N4-(3-hydroxyphenyl)-N2-(2-methoxycarbonylbenzofuran-5-yl)-2,4-pyrimidinediamine with methylamine hydrochloride gave 5-fluoro-N4-(3-hydroxyphenyl)-N2-[2-(N-methylamino)carbonylbenzofuran-5-yl]-2,4-pyrimidinediamine. 1H NMR (CD3OD): δ 8.71 (d, 1H, J=4.8 Hz), 8.00-7.92 (m, 2H), 7.56-7.52 (m, 1H), 7.44-7.39 (m, 2H), 7.12 (m, 2H), 6.69 (bdd, 1H), 2.96 and 2.94 (2s, 3H).
Workup
- customIn like manner to the preparation of N4-(ethylenedioxyphenyl)-5-fluoro-N2-[3-(N-methylamino)carbonylmethyleneoxyphenyl]-2,4-pyrimidinediamine
Sources & evidence
- ORD record
- ord-9bc3206eb9a445c09f31db7428f60575
- Source dataset
- uspto-grants-2010_10
- Patent number
- US07820819B2
Reaction notes
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