5-Methylpyrazine-2-carboxaldehyde → 6-{(3S,4S)-4-methyl-1-[(5-methylpyrazin-2-yl)methyl]pyrrolidin-3-yl}-1-(tetrahydro-2H-pyran-4-yl)-1,5-dihydro-4H-pyrazolo[3,4-d]pyrimidin-4-one

HRID 2424795Notes

Reaction equation

HRID 2424795 reaction equation
[CH3:1][C@@H:2]1[CH2:6][N:5]([CH2:7][C:8]2[CH:9]=[N:10][C:11]([CH3:14])=NC=2)[CH2:4][C@H:3]1[C:15]1[NH:16][C:17](=[O:30])[C:18]2[CH:23]=[N:22][N:21]([CH:24]3[CH2:29][CH2:28][O:27][CH2:26][CH2:25]3)[C:19]=2[N:20]=1.C[C:32]1[N:33]=CC(C=O)=NC=1>>[CH3:1][C@@H:2]1[CH2:6][N:5]([CH2:7][C:8]2[CH:9]=[N:10][C:11]([CH3:14])=[CH:32][N:33]=2)[CH2:4][C@H:3]1[C:15]1[NH:16][C:17](=[O:30])[C:18]2[CH:23]=[N:22][N:21]([CH:24]3[CH2:25][CH2:26][O:27][CH2:28][CH2:29]3)[C:19]=2[N:20]=1

Participants

3

Reactant 2

HCID 136249775-Methylpyrazine-2-carboxaldehydeHCID 1358864606-((3S,4S)-4-Methyl-1-((2-methylpyrimidin-5-YL)methyl)pyrrolidin-3-YL)-1-(tetrahydro-2H-pyran-4-YL)-1,5-dihydro-4H-pyrazolo[3,4-D]pyrimidin-4-one

Product 1

HCID 1358864686-{(3S,4S)-4-methyl-1-[(5-methylpyrazin-2-yl)methyl]pyrrolidin-3-yl}-1-(tetrahydro-2H-pyran-4-yl)-1,5-dihydro-4H-pyrazolo[3,4-d]pyrimidin-4-one

Procedure

Following the procedure for the preparation of 6-{(3S,4S)-4-methyl-1-[(2-methylpyrimidin-5-yl)methyl]pyrrolidin-3-yl}-1-(tetrahydro-2H-pyran-4-yl)-1,5-dihydro-4H-pyrazolo[3,4-d]pyrimidin-4-one but substituting 5-methylpyrazine-2-carbaldehyde provided the title compound. 400 MHz 1H NMR (CDCl3) δ 8.53 (s, 1H), 8.47 (s, 1H), 8.03 (s, 1H), 4.83-4.79 (m, 1H), 4.12-4.03 (m, 2H), 3.78-3.75 (m, 1H), 3.61-3.55 (m, 2H), 3.46-3.40 (m, 1H), 3.12-3.09 (m, 1H), 2.87 (m, 1H), 2.64 (m, 1H), 2.53 (m, 2H), 2.47-2.28 (m, 4H), 2.16 (m, 2H), 1.91-1.84 (m, 2H), 1.23-1.20 (m, 3H). MS: (M+H m/z 410.3).

Sources & evidence

ORD record
ord-c3b2a12bfe0843cfa4ccc716907fef7e
Source dataset
uspto-grants-2011_06
Patent number
US07964607B2

Reaction notes

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