Reaktionsgleichung
[CH3:1][C:2]1[CH:3]=[CH:4][C:5]([N+:10]([O-:12])=[O:11])=[C:6]([CH:9]=1)[C:7]#[N:8].C1C(=O)N([Br:20])C(=O)C1.[C:21]1([P:27]([C:34]2[CH:39]=[CH:38][CH:37]=[CH:36][CH:35]=2)[C:28]2[CH:33]=[CH:32][CH:31]=[CH:30][CH:29]=2)[CH:26]=[CH:25][CH:24]=[CH:23][CH:22]=1>>[Br-:20].[C:7]([C:6]1[CH:9]=[C:2]([CH:3]=[CH:4][C:5]=1[N+:10]([O-:12])=[O:11])[CH2:1][P+:27]([C:28]1[CH:29]=[CH:30][CH:31]=[CH:32][CH:33]=1)([C:34]1[CH:39]=[CH:38][CH:37]=[CH:36][CH:35]=1)[C:21]1[CH:22]=[CH:23][CH:24]=[CH:25][CH:26]=1)#[N:8]Komponenten
4
Versuchsvorschrift
Benzylic bromination of 5-methyl-2-nitrobenzonitrile by NBS by the standard procedure followed by treatment of the resultant product (3b) with triphenylphosphine gave 3-cyano-4-nitrobenzyltriphenylphosphonium bromide in good yield.
Quellen und Nachweise
- ORD-Eintrag
- ord-c116b62fad6d42609f9b2ef1ba02902f
- Quelldatensatz
- uspto-grants-1999_06
- Patentnummer
- US05912251
Verknüpfte Notizen
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