Diisobutylaluminum hydride → 5-fluoro-N2-[4-(2-hydroxy-1,1-dimethylethyl)phenyl]-N4-(3-hydroxyphenyl)-2,4-pyrimidinediamine

HRID 1960873Notes

Reaction equation

C([O:3][C:4]([C:6]([CH3:30])([CH3:29])[C:7]1[CH:12]=[CH:11][C:10]([NH:13][C:14]2[N:19]=[C:18]([NH:20][C:21]3[CH:26]=[CH:25][CH:24]=[C:23]([OH:27])[CH:22]=3)[C:17]([F:28])=[CH:16][N:15]=2)=[CH:9][CH:8]=1)=O)C.CC(C[AlH]CC(C)C)C>>[F:28][C:17]1[C:18]([NH:20][C:21]2[CH:26]=[CH:25][CH:24]=[C:23]([OH:27])[CH:22]=2)=[N:19][C:14]([NH:13][C:10]2[CH:11]=[CH:12][C:7]([C:6]([CH3:30])([CH3:29])[CH2:4][OH:3])=[CH:8][CH:9]=2)=[N:15][CH:16]=1

Participants

Reactant 2

HCID 14487Diisobutylaluminum hydride

HCID 66758899HCID 66758899, compound

Product 1

HCID 220611145-fluoro-N2-[4-(2-hydroxy-1,1-dimethylethyl)phenyl]-N4-(3-hydroxyphenyl)-2,4-pyrimidinediamine

Procedure

In like manner to the preparation of N2-(3,4-ethylenedioxyphenyl)-5-fluoro-N4-[4-(2-hydroxy-1,1-dimethylethyl)phenyl]-2,4-pyrimidinediamine, N2-[4-[ethoxycarbonyl(dimethyl)methyl]phenyl]-5-fluoro-N4-(3-hydroxyphenyl)-2,4-pyrimidinediamine was reduced with DIBALH to provide 5-fluoro-N2-[4-(2-hydroxy-1,1-dimethylethyl)phenyl]-N4-(3-hydroxyphenyl)-2,4-pyrimidinediamine. 1H NMR (CDCl3): δ 7.89 (d, 1H, J=2.9 Hz), 7.57 (s, 1H), 7.41 (d, 2H, J=8.8 Hz), 7.29 (d, 2H, J=8.2 Hz), 7.16 (d, 1H, J=8.2 Hz), 7.10 (d, 1H, J=8.8 Hz), 6.80-6.55 (m, 2H), 5.58 (s, 2H), 1.30 (s, 6H); LCMS: ret. time: 18.01 min.; purity: 98%; MS (m/e): 369 (MH+).

Sources & evidence

ORD record: ord-e8ccceff0e204df6ba768b26fe7e9163
Source dataset: uspto-grants-2013_04
DOI: 10.6084/m9.figshare.5104873.v1
Patent number: US08410266B2

Reaction notes

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