- Package
- 100 g
- Purity
- 97%
- Price
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- Availability
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- Delivery
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CAS Number: 1124-33-0
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CAS Number
1124-33-0
PubChem CID
14300
Molecular Formula
C5H4N2O3
Molecular Weight
140.1 g/mol
Exact Mass
140.022192
InChIKey
RXKNNAKAVAHBNK-UHFFFAOYSA-N
IUPAC Name
4-nitro-1-oxidopyridin-1-ium
SMILES String
C1=C[N+](=CC=C1[N+](=O)[O-])[O-]
Appearance
Pyridine, 4-nitro-, 1-oxide is a solid. (EPA, 1998)
Melting Point
160.5 °C
Vapor Pressure
Estimated value, unit not specified
Properties are provided as catalog reference data and may be confirmed through supplier documentation when required.
Structural features
4-Nitropyridine N-oxide (CAS 1124-33-0) is listed in the Pharmaceutical Intermediates portfolio, with molecular formula C5H4N2O3 and molecular weight 140. 10 g/mol.
Sourcing context
Catalog reference for RFQ preparation, supplier confirmation, and research chemical sourcing review.
Research use context
Intended for research-stage medicinal chemistry and intermediate synthesis workflows; structure-derived tags include nitrogen-containing heterocycle.
Documentation needs
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Preliminary Safety Reference
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Safety Reference / SDS RequestCatalog navigation
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4-Nitropyridine N-oxide is identified by CAS 1124-33-0, with molecular formula C5H4N2O3, molecular weight 140.1, InChIKey RXKNNAKAVAHBNK-UHFFFAOYSA-N.
Yes. Submit an RFQ and specify COA requirements. Lot-specific COA depends on supplier confirmation.
Yes. Supplier SDS can be requested through the RFQ workflow before handling, storage, shipment, or procurement decisions.
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