2-Iodo-5-nitropyridine → HCID 19895593, compound
Reaction equation
[CH3:1][C:2]([CH3:14])([O:5][C:6]1[CH:13]=[CH:12][C:9]([C:10]#[N:11])=[CH:8][CH:7]=1)[C:3]#[CH:4].I[C:16]1[CH:21]=[CH:20][C:19]([N+:22]([O-:24])=[O:23])=[CH:18][N:17]=1>>[CH3:1][C:2]1([CH3:14])[CH:3]=[C:4]([C:16]2[CH:21]=[CH:20][C:19]([N+:22]([O-:24])=[O:23])=[CH:18][N:17]=2)[C:13]2[CH:12]=[C:9]([C:10]#[N:11])[CH:8]=[CH:7][C:6]=2[O:5]1Participants
3
Procedure
2,2-Dimethyl-4-(5-nitro-2-pyridyl)-2H-1-benzopyran-6-carbonitrile was prepared from 4-(1,1-dimethyl-2propynyloxy)benzonitrile and 2-iodo-5-nitropyridine in an analogous manner to that described in Example 6(A).
Sources & evidence
- ORD record
- ord-2645decfdf2a4006b3700671eef73887
- Source dataset
- uspto-grants-1992_06
- Patent number
- US05118694
Reaction notes
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