(2,5-Dimethylfuran-3-yl)methanamine → N2-[(2,5-dimethyl-3-furyl)methyl]-5-fluoro-N4-(3-hydroxyphenyl)-2,4-pyrimidinediamine

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In a manner analogous to the preparation of N4-(3,4-ethylenedioxyphenyl)-5-fluoro-N2-(3-hydroxyphenyl)-2,4-pyrimidinediamine, the reaction of 2-chloro-5-fluoro-N4-(3-hydroxyphenyl)-4-pyrimidineamine (50 mg, 0.21 mmol) and (2,5-dimethyl-3-furyl)methylamine (80 mg, 0.63 mmol) gave N2-[(2,5-dimethyl-3-furyl)methyl]-5-fluoro-N4-(3-hydroxyphenyl)-2,4-pyrimidinediamine (40 mg, 59%). 1H NMR (acetone-d6): δ 2.14 (s, 6H), 4.37 (d, J=4.2 Hz, 2H), 5.96 (s, 1H), 6.77 (d, J=6.6 Hz, 1H), 7.23-7.28 (m, 2H), 7.44 (s, 1H), 8.11 (d, J=4.8 Hz, 1H), 9.05 (br, 1H), 9.75 (br, 1H); 19F NMR (282 MHz, acetone-d6): δ−165.77; LCMS: ret. time: 19.23 min.; purity: 94.89%; MS (m/e): 329.08 (MH+).

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