5-Nitroindazole → HCID 178526490, Verbindung
Reaktionsgleichung
[N+:1]([C:4]1[CH:5]=[C:6]2[C:10](=[CH:11][CH:12]=1)[NH:9][N:8]=[CH:7]2)([O-:3])=[O:2].[Br:13]Br>CO>[Br:13][C:7]1[C:6]2[C:10](=[CH:11][CH:12]=[C:4]([N+:1]([O-:3])=[O:2])[CH:5]=2)[NH:9][N:8]=1Komponenten
4
Edukt 2
Produkt 1
Reagenzien, Katalysatoren, Lösungsmittel 1
Versuchsvorschrift
To a stirred suspension of 5-Nitro-1H-indazole (15.0 g, 92.0 mmol) in 400 ml methanol was added bromine (4.7 ml, 92.0 mmol) dropwise at room temperature. The mixture was stirred at room temperature overnight. The solvent was evaporated to dryness to afford the title compound, (25.0 g, 100%); MS (ES+) m/e 243 [M+H]+.
Aufarbeitung
- customThe solvent was evaporated to dryness
Quellen und Nachweise
- ORD-Eintrag
- ord-48ea08ab914d4746978e2661d811f3fa
- Quelldatensatz
- uspto-grants-2009_07
- Patentnummer
- US07560467B2
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