Description

2-Aminopyridine-4-carboxylic acid (CAS: 13362-28-2) is a high-purity organic compound with the molecular formula C₆H₆N₂O₂. This versatile heterocyclic building block features both an amino group and a carboxylic acid functional group, making it a valuable intermediate in pharmaceutical synthesis, agrochemical research, and material science applications. Our product is rigorously tested to ensure >98% purity by HPLC, with full characterization including ¹H NMR, ¹³C NMR, and mass spectrometry data available. Supplied as a white to off-white crystalline powder with excellent batch-to-batch consistency, it’s packaged under inert atmosphere to ensure long-term stability. Ideal for medicinal chemistry (particularly as a kinase inhibitor scaffold), coordination chemistry (as a bidentate ligand), and as a precursor for advanced materials. Technical specifications: molecular weight 138.12 g/mol, melting point 260-265°C (dec.), solubility in DMSO (50 mg/mL), water (slightly soluble), and methanol (sparingly soluble).

Properties

• CAS Number: 13362-28-2
• Complexity: 138
• IUPAC Name: 2-aminopyridine-4-carboxylic acid
• InChI: InChI=1S/C6H6N2O2/c7-5-3-4(6(9)10)1-2-8-5/h1-3H,(H2,7,8)(H,9,10)
• InChI Key: QMKZZQPPJRWDED-UHFFFAOYSA-N
• Exact Mass: 138.042927438
• Molecular Formula: C6H6N2O2
• Molecular Weight: 138.12
• SMILES: C1=CN=C(C=C1C(=O)O)N
• Topological: 76.2
• Monoisotopic Mass: 138.042927438
• Synonyms: 2-aminopyridine-4-carboxylic acid, 681-100-7, 2-aminoisonicotinic acid, 13362-28-2, 2-Amino-4-Pyridinecarboxylic Acid, 2-Amino-isonicotinic acid, MFCD00233714, CHEMBL3322866, 2-Amino isonicotinic acid, 2-Aminoisonicotinicacid, 4-PYRIDINECARBOXYLIC ACID, 2-AMINO-, NSC127962, SCHEMBL220538, pyridine, 2-amino-4-carboxy-, SCHEMBL6698056, SCHEMBL11546896, 2-Amino-4-PyridinecarboxylicAcid, DTXSID40299072, BCP00191, CS-D1172, BBL009435, BDBM50121998, GEO-00202, SBB053016, STK729388, 2-Amino-isonicotinic acid, AldrichCPR, AKOS000214130, AC-2887, FA43692, NSC-127962, PB19872, PS-4089, BP-10924, SY003258, DB-012064, A2332, ST45174487, EN300-78505, AH-011/25003862

2-Aminopyridine-4-carboxylic acid serves as a key intermediate in the synthesis of pharmaceutical compounds, particularly in the development of kinase inhibitors and antimicrobial agents. In materials science, it functions as a chelating ligand for transition metal complexes used in catalysis. The compound’s bifunctional nature makes it valuable for constructing heterocyclic frameworks in medicinal chemistry programs. Researchers also utilize it as a building block for fluorescent dyes and advanced polymeric materials.

Safety and Hazards

GHS Hazard Statements

• H302 (84.8%): Harmful if swallowed [Warning Acute toxicity, oral]
• H315 (100%): Causes skin irritation [Warning Skin corrosion/irritation]
• H319 (100%): Causes serious eye irritation [Warning Serious eye damage/eye irritation]
• H335 (97.8%): May cause respiratory irritation [Warning Specific target organ toxicity, single exposure; Respiratory tract irritation]

Precautionary Statements

• P261, P264, P264+P265, P270, P271, P280, P301+P317, P302+P352, P304+P340, P305+P351+P338, P319, P321, P330, P332+P317, P337+P317, P362+P364, P403+P233, P405, and P501

Hazard Classes and Categories

• Acute Tox. 4 (84.8%)
• Skin Irrit. 2 (100%)
• Eye Irrit. 2A (100%)
• STOT SE 3 (97.8%)

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Disclaimer: Sold exclusively for laboratory research. Prohibited for commercial use, diagnostics, or human/animal applications. Buyers assume all compliance liability.