Description

3-Amino-4-nitropyridine (CAS No. 13505-02-7) is a high-purity heterocyclic organic compound with the molecular formula C₅H₅N₃O₂. This yellow to orange crystalline powder is a valuable intermediate in pharmaceutical and agrochemical synthesis, offering reactivity at both the amino and nitro functional groups. With a molecular weight of 139.11 g/mol, this compound exhibits excellent solubility in polar organic solvents such as DMSO and ethanol. Our product is rigorously tested to ensure ≥98% purity (HPLC) and is supplied in sealed containers under inert atmosphere to maintain stability. Researchers will appreciate the batch-specific Certificate of Analysis provided with each order, detailing NMR, HPLC, and mass spectrometry results.

Storage recommendations: Store at 2-8°C in a tightly closed container, protected from light and moisture. Shelf life of 24 months when stored properly. Hazard classification: Harmful if swallowed, causes skin and eye irritation (GHS05, GHS07). Suitable for use in medicinal chemistry, material science, and as a building block for more complex nitrogen-containing heterocycles.

Properties

• CAS Number: 13505-02-7
• Complexity: 133
• IUPAC Name: 4-nitropyridin-3-amine
• InChI: InChI=1S/C5H5N3O2/c6-4-3-7-2-1-5(4)8(9)10/h1-3H,6H2
• InChI Key: SXIUYRNIWXQXEA-UHFFFAOYSA-N
• Exact Mass: 139.038176411
• Molecular Formula: C5H5N3O2
• Molecular Weight: 139.11
• SMILES: C1=CN=CC(=C1[N+](=O)[O-])N
• Topological: 84.7
• Monoisotopic Mass: 139.038176411
• Synonyms: 3-Amino-4-nitropyridine, 4-nitropyridin-3-amine, 13505-02-7, 4-NITRO-PYRIDIN-3-YLAMINE, 3-Pyridinamine, 4-nitro-, MFCD04114232, 4-nitro-pyridin-3ylamine, 3-amino4-nitropyridine, 4-Nitro-3-pyridinamine #, SCHEMBL1284068, SCHEMBL3200434, DTXSID80343048, CS1212, AKOS006339143, AKOS015891668, AB18008, AC-25134, DS-11153, SY007782, DB-022227, CS-0005484

Application

3-Amino-4-nitropyridine serves as a versatile precursor in the synthesis of pharmaceutical compounds, particularly for developing kinase inhibitors and antimicrobial agents. In material science, this compound finds application as a building block for nonlinear optical materials due to its electron-rich pyridine core and push-pull substituent pattern. Researchers also utilize it as a starting material for the preparation of more complex heterocyclic systems through nucleophilic aromatic substitution or reduction reactions.

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