5-Ethynyl-2-methylpyridine → HCID 45380662, compound
Reaction equation
[CH3:1][C:2]1[CH:10]=[CH:9][C:8]2[NH:7][C:6]3[CH:11]4[CH2:17][CH2:16][N:14]([CH2:15][C:5]=3[C:4]=2[CH:3]=1)[CH2:13][CH2:12]4.[C:18]([C:20]1[CH:21]=[CH:22][C:23]([CH3:26])=[N:24][CH:25]=1)#[CH:19]>>[CH3:1][C:2]1[CH:10]=[CH:9][C:8]2[N:7](/[CH:19]=[CH:18]\[C:20]3[CH:25]=[N:24][C:23]([CH3:26])=[CH:22][CH:21]=3)[C:6]3[CH:11]4[CH2:12][CH2:13][N:14]([CH2:15][C:5]=3[C:4]=2[CH:3]=1)[CH2:16][CH2:17]4Participants
3
Procedure
The coupling of 9-methyl-3,4,5,6-tetrahydro-1H-2,5-ethanoazepino[4,3-b]indole (453 mg, 2.0 mmol; Example 2B) and 5-ethynyl-2-methylpyridine (937 mg, 8.0 mmol; prepared as described in International Publication No. WO2005090333) was performed according to the procedure described in Example 20 to afford the title compound as the major isomeric product: 1H NMR (300 MHz, methanol-d4) δ ppm 1.65-1.79 (m, 2H), 1.83-1.97 (m, 2H), 2.38 (s, 3H), 2.39 (s, 3H), 2.94-3.08 (m, 3H), 3.10-3.23 (m, 2H), 4.23 (s, 2H), 6.72 (d, J=8 Hz, 1H), 6.84-6.98 (m, 3H), 7.03-7.18 (m, 3H), 7.88 (d, J=2 Hz, 1H); MS (DCI/NH3) m/z 344 (M+H)+.
Sources & evidence
- ORD record
- ord-77360a834737458b890131902ee18380
- Source dataset
- uspto-grants-2015_06
- Patent number
- US09063126B2
Reaction notes
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