Description

N2-(4-aminophenyl)pyridine-2,5-diamine (CAS No. 116735-74-1) is a high-purity aromatic diamine compound with the molecular formula C₁₁H₁₂N₄. This specialized chemical features a pyridine core substituted with amino groups at the 2- and 5-positions, further functionalized with a 4-aminophenyl moiety. With a molecular weight of 200.25 g/mol, this building block offers unique electronic properties and conjugation potential for advanced materials research. The compound is supplied as a solid with ≥95% purity (HPLC) and is ideal for use in pharmaceutical intermediates, coordination chemistry, and organic electronic materials development. Proper storage at 2-8°C under inert atmosphere is recommended to maintain stability.

Properties

• CAS Number: 116735-74-1
• Complexity: 189
• IUPAC Name: N2-(4-aminophenyl)pyridine-2,5-diamine
• InChI: InChI=1S/C11H12N4/c12-8-1-4-10(5-2-8)15-11-6-3-9(13)7-14-11/h1-7H,12-13H2,(H,14,15)
• InChI Key: MPEKLJCOZBPKRO-UHFFFAOYSA-N
• Exact Mass: 200.106196400
• Molecular Formula: C11H12N4
• Molecular Weight: 200.24
• SMILES: C1=CC(=CC=C1N)NC2=NC=C(C=C2)N
• Topological: 77
• Monoisotopic Mass: 200.106196400
• Synonyms: N2-(4-aminophenyl)pyridine-2,5-diamine, 116735-74-1, N2-(4-Aminophenyl)-2,5-pyridinediamine, SCHEMBL6120458, MPEKLJCOZBPKRO-UHFFFAOYSA-N

Application

This compound serves as a versatile intermediate in the synthesis of polyimide polymers for high-temperature materials. Researchers utilize it as a ligand precursor for transition metal complexes in catalytic applications. The bifunctional amino groups enable its use in covalent organic framework (COF) construction for gas storage applications. Additionally, it finds application in the development of organic semiconductors due to its extended π-conjugation system.

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