Dichloro-N,N-diethylmethaniminium chloride → HCID 178463872, compound
Reaction equation
[NH2:1][C:2]1[CH:3]=[C:4]([C:9]2[CH:16]=[CH:15][CH:14]=[CH:13][C:10]=2[C:11]#[N:12])[CH:5]=[CH:6][C:7]=1[NH2:8].[Cl-].Cl[C:19](=[N+:21]([CH2:24][CH3:25])[CH2:22][CH3:23])Cl>>[C:11]([C:10]1[CH:13]=[CH:14][CH:15]=[CH:16][C:9]=1[C:4]1[CH:5]=[CH:6][C:7]2[NH:8][C:19]([N:21]([CH2:24][CH3:25])[CH2:22][CH3:23])=[N:1][C:2]=2[CH:3]=1)#[N:12]Participants
3
Procedure
2-(3,4-Diaminophenyl)benzonitrile (4.78 mmoles, 1.0 g) was reacted as described in Example 31 with (dichloromethylene) diethylammonium chloride (1.435 mmoles, 2.73 g prepared following the procedure described in Angew. Chem. Int. Ed. 12:806 (1973)) to yield 0.91 g of 5-(2-cyanophenyl)-2-diethylamino-1H-benzimidazole.
Workup
- customprepared
Sources & evidence
- ORD record
- ord-1da8694546dd42128b377cb6c2c8f742
- Source dataset
- uspto-grants-1997_03
- Patent number
- US05612360
Reaction notes
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