Methylamine hydrochloride → (+/-)-N4-(3,4-dichlorophenyl)-N2-[2,3-dihydro-2-(N-methylamino)carbonylbenzofuran-5-yl]-5-fluoro-2,4-pyrimidinediamine

HRID 1724554Notes

Reaction equation

HRID 1724554 reaction equation
Cl.[CH3:2][NH2:3].[Cl:4][C:5]1[CH:6]=[C:7]([NH:12][C:13]2[C:18]([F:19])=[CH:17][N:16]=[C:15]([NH:20][C:21]3[CH:22]=[CH:23][C:24]4[O:28][CH:27]([C:29]([O:31]C)=O)[CH2:26][C:25]=4[CH:33]=3)[N:14]=2)[CH:8]=[CH:9][C:10]=1[Cl:11]>>[Cl:4][C:5]1[CH:6]=[C:7]([NH:12][C:13]2[C:18]([F:19])=[CH:17][N:16]=[C:15]([NH:20][C:21]3[CH:22]=[CH:23][C:24]4[O:28][CH:27]([C:29]([NH:3][CH3:2])=[O:31])[CH2:26][C:25]=4[CH:33]=3)[N:14]=2)[CH:8]=[CH:9][C:10]=1[Cl:11]

Participants

3

Reactant 2

HCID 6364545Methylamine hydrochlorideHCID 10310474(+/-)-N4-(3,4-dichlorophenyl)-N2-(2,3-dihydro-2-methoxycarbonylbenzofuran-5-yl)-5-fluoro-2,4-pyrimidinediamine

Product 1

HCID 10288309(+/-)-N4-(3,4-dichlorophenyl)-N2-[2,3-dihydro-2-(N-methylamino)carbonylbenzofuran-5-yl]-5-fluoro-2,4-pyrimidinediamine

Procedure

In like manner to the preparation of (±)-N4-(3,4-difluorophenyl)-5-fluoro-N2-[2-(N-methylamino)carbonyl-2,3-dihydrobenzofuran-5-yl]-2,4-pyrimidinediamine, the reaction of methyl amine Hydrogen Chloride with (±)-N4-(3,4-dichlorophenyl)-N2-(2,3-dihydro-2-methoxycarbonylbenzofuran-5-yl)-5-fluoro-2,4-pyrimidinediamine gave (±)-N4-(3,4-dichlorophenyl)-N2-[2,3-dihydro-2-(N-methylamino)carbonylbenzofuran-5-yl]-5-fluoro-2,4-pyrimidinediamine. 1H NMR (DMSO-d6): δ 9.52 (s, 1H), 9.09 (s, 1H), 8.08 (m, 3H), 7.76 (bd, 1H, J=9.3 Hz), 7.50 (d, 1H, J=9.0 Hz), 7.43 (bs, 1H), 7.24 (bd, 1H, J=8.7 Hz), 6.73 (d, 1H, J=8.1 Hz), 5.07 (dd, 1H, J=6.3 and 6.6 Hz), 3.39 (dd, 1H, J=10.5 Hz), 3.15 (dd, 1H, J=6.3 Hz), 2.60 (d, 3H, J=4.8 Hz); LCMS: purity: 99%; MS (m/e): 450 (MH+).

Workup

  1. customIn like manner to the preparation of (±)-N4-(3,4-difluorophenyl)-5-fluoro-N2-[2-(N-methylamino)carbonyl-2,3-dihydrobenzofuran-5-yl]-2,4-pyrimidinediamine

Sources & evidence

ORD record
ord-cb45f3e178284050879df99edae97f2d
Source dataset
uspto-grants-2009_02
Patent number
US07485724B2

Reaction notes

Loading…