Description

4,7-Dimethyl-1,10-phenanthroline (CAS No. 3248-05-3) is a high-purity heterocyclic compound with the molecular formula C₁₄H₁₂N₂. This derivative of 1,10-phenanthroline features methyl groups at the 4 and 7 positions, enhancing its chelating properties and solubility in organic solvents. Widely utilized in coordination chemistry, it serves as a versatile ligand for transition metal ions, particularly in catalytic and photochemical applications. Our product is rigorously tested to ensure ≥98% purity (HPLC), with trace metal analysis available upon request. Supplied as a crystalline powder, it is packaged under inert conditions to guarantee stability and longevity. Ideal for researchers in materials science, catalysis, and supramolecular chemistry.

Properties

• CAS Number: 3248-05-3
• Complexity: 227
• IUPAC Name: 4,7-dimethyl-1,10-phenanthroline
• InChI: InChI=1S/C14H12N2/c1-9-5-7-15-13-11(9)3-4-12-10(2)6-8-16-14(12)13/h3-8H,1-2H3
• InChI Key: JIVLDFFWTQYGSR-UHFFFAOYSA-N
• Exact Mass: 208.100048391
• Molecular Formula: C14H12N2
• Molecular Weight: 208.26
• SMILES: CC1=C2C=CC3=C(C=CN=C3C2=NC=C1)C
• Topological: 25.8
• Monoisotopic Mass: 208.100048391
• Physical Description: Solid;
• Synonyms: 4,7-Dimethyl-1,10-phenanthroline, 3248-05-3, 1,10-Phenanthroline, 4,7-dimethyl-, 4,7-Dimethyl-o-phenanthroline, 4,7-DIMETHYL-[1,10]PHENANTHROLINE, NSC-4281, UNII-P3YJ54Z8ZO, DTXSID9062932, NSC 4281, EINECS 221-827-5, 4,7-Dimethyl-(1,10)phenanthroline, 4,7Dimethylophenanthroline, DTXCID8038516, 1,10Phenanthroline, 4,7dimethyl, 221-827-5, 621-776-2, jivldffwtqygsr-uhfffaoysa-n, MFCD00004979, P3YJ54Z8ZO, CHEMBL593442, 4,7-dimethylpyridino[3,2-h]quinoline, Oprea1_825186, SCHEMBL182930, SCHEMBL7452926, NSC4281, ALBB-023379, BDBM50401348, SBB008716, AKOS003369115, CS-W004562, DB02586, DS-2431, NCGC00247283-01, PD007843, ST078007, SY037737, DB-050425, D0772, NS00029285, 1,10-phenanthroline, 4,7-dimethyl-, hydrate, C74659, Q27093559

Application

4,7-Dimethyl-1,10-phenanthroline is primarily employed as a chelating ligand for copper(I) in catalytic systems, including click chemistry and atom transfer radical polymerization (ATRP). Its sterically hindered structure improves selectivity in metal-ion recognition, making it valuable in sensor development. The compound also finds use in photophysical studies due to its ability to form luminescent complexes with lanthanides and transition metals.

Safety and Hazards

GHS Hazard Statements

• H302 (100%): 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 (100%): 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 (100%)
• Skin Irrit. 2 (11.6%)
• Eye Irrit. 2 (11.6%)
• STOT SE 3 (11.6%)

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