495212

4-Hydroxy-3-nitropyridin

98%

• Synonym(e): 3-Nitro-4-pyridinol
• Empirische Formel (Hill-System): C₅H₄N₂O₃
• CAS-Nummer: 5435-54-1
• Molekulargewicht: 140.10
• MDL-Nummer: MFCD00128874
• UNSPSC-Code: 12352100
• PubChem Substanz-ID: 329757469
• NACRES: NA.22

Eigenschaften

• Assay: 98%
• mp (Schmelzpunkt): 285 °C (dec.) (lit.)
• SMILES String: Oc1ccncc1[N+]([O-])=O
• InChI: 1S/C5H4N2O3/c8-5-1-2-6-3-4(5)7(9)10/h1-3H,(H,6,8)
• InChIKey: YUWOLBZMQDGRFV-UHFFFAOYSA-N

Beschreibung

Allgemeine Beschreibung

4-Hydroxy-3-nitropyridine can be synthesized by the nitration of 4-hydroxypyridine.

Anwendung

4-Hydroxy-3-nitropyridine may be used in the synthesis of 4-ethoxy-3-nitropyridine by treating with phosphorus pentachloride (PCl₅) followed by ethanol. It may also be used to prepare 4-chloro-3-nitropyridine by treating with PCl₅-POCl₃ (phosphorus oxychloride).

Sicherheitshinweise

• Lagerklassenschlüssel: 11 - Combustible Solids
• WGK: WGK 3
• Flammpunkt (°F): Not applicable
• Flammpunkt (°C): Not applicable
• Persönliche Schutzausrüstung: dust mask type N95 (US), Eyeshields, Gloves