Description

5-Methyl-1,10-phenanthroline (CAS No. 3002-78-6) is a high-purity heterocyclic organic compound with the molecular formula C₁₃H₁₀N₂. This derivative of 1,10-phenanthroline features a methyl group at the 5-position, enhancing its utility as a chelating ligand and analytical reagent. Ideal for coordination chemistry, catalysis, and material science applications, our product is rigorously tested to ensure ≥98% purity (HPLC) and is supplied as a crystalline solid with excellent shelf stability. Suitable for use in metal ion detection, electrochemical studies, and as a building block for advanced molecular architectures. Packaged under inert gas to prevent degradation and available in quantities from milligrams to kilograms to meet both research and industrial-scale demands.

Properties

• CAS Number: 3002-78-6
• Complexity: 229
• IUPAC Name: 5-methyl-1,10-phenanthroline
• InChI: InChI=1S/C13H10N2/c1-9-8-10-4-2-6-14-12(10)13-11(9)5-3-7-15-13/h2-8H,1H3
• InChI Key: UJAQYOZROIFQHO-UHFFFAOYSA-N
• Exact Mass: 194.084398327
• Molecular Formula: C13H10N2
• Molecular Weight: 194.23
• SMILES: CC1=CC2=C(C3=C1C=CC=N3)N=CC=C2
• Topological: 25.8
• Monoisotopic Mass: 194.084398327
• Physical Description: Off-white or pale yellow powder;
• Synonyms: 5-Methyl-1,10-phenanthroline, 3002-78-6, 1,10-Phenanthroline, 5-methyl-, 5-Methylphenanthroline, NSC 4272, EINECS 221-099-9, DTXSID4062771, 5Methylphenanthroline, 1,10Phenanthroline, 5methyl, DTXCID0038120, 221-099-9, CHEMBL98682, MFCD00004982, 5-Methyl-1,10-phenanthroline Hydrate [for Colorimetric Determination of Iron], SCHEMBL371564, 5-Methyl-[1,10]phenanthroline, UJAQYOZROIFQHO-UHFFFAOYSA-, NSC4272, 5-methylpyridino[3,2-h]quinoline, SMSSF-0625532, NSC-4272, BDBM50401345, AKOS015899630, AMS_CNC_ID-110962535, CS-W004552, 5-Methyl-1,10-phenanthroline, >=99%, AC-29167, AS-59411, DB-050453, M0300, NS00028827, ST50308418, iron(+2) cation; 5-methyl-1,10-phenanthroline; sulfate, InChI=1/C13H10N2/c1-9-8-10-4-2-6-14-12(10)13-11(9)5-3-7-15-13/h2-8H,1H3

Application

5-Methyl-1,10-phenanthroline is widely employed as a chelating agent for transition metal ions in catalytic systems and spectroscopic analysis. Its modified structure improves solubility and steric tuning in coordination complexes compared to unsubstituted 1,10-phenanthroline. Researchers utilize this compound in the development of luminescent materials, redox-active catalysts, and as a probe for trace metal detection in environmental samples.

Safety and Hazards

GHS Hazard Statements

• H302 (100%): Harmful if swallowed [Warning Acute toxicity, oral]
• H315 (11.4%): Causes skin irritation [Warning Skin corrosion/irritation]
• H319 (11.4%): Causes serious eye irritation [Warning Serious eye damage/eye irritation]

Precautionary Statements

• P264, P264+P265, P270, P280, P301+P317, P302+P352, P305+P351+P338, P321, P330, P332+P317, P337+P317, P362+P364, and P501

Hazard Classes and Categories

• Acute Tox. 4 (100%)
• Skin Irrit. 2 (11.4%)
• Eye Irrit. 2 (11.4%)

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