Description

1,2,5-/1,2,7-Trimethylphenanthrene is a high-purity, multi-isomeric polycyclic aromatic hydrocarbon (PAH) compound. This specialized chemical serves as a valuable advanced intermediate and reference standard for research and development in material science and analytical chemistry. It is primarily required by industries focused on organic electronics, photochemistry, and environmental analysis.

Application

• Organic Semiconductor Research: As a precursor or dopant material in the development of novel organic light-emitting diodes (OLEDs) and field-effect transistors (OFETs).
• Photochemical Studies: Used in research investigating photophysical properties, energy transfer mechanisms, and as a model compound in photodegradation studies.
• Analytical Reference Standard: Serves as a critical calibration standard in gas chromatography-mass spectrometry (GC-MS) and high-performance liquid chromatography (HPLC) for the identification and quantification of complex PAH mixtures in environmental samples.
• Chemical Synthesis: Acts as a sophisticated building block for the synthesis of more complex polyaromatic structures with tailored properties for specialized applications.
• Geochemical Marker: Employed in petroleum and environmental geochemistry as a diagnostic marker to study thermal maturity and origin of organic matter.

Basic Information

Product Name	1,2,5-/1,2,7-Trimethylphenanthrene
CAS No.	60490-68-8
Molecular Formula	C₁₇H₁₆
Molecular Weight	220.31 g/mol
Synonyms	Trimethylphenanthrene (mixed isomers); 1,2,5-Trimethylphenanthrene; 1,2,7-Trimethylphenanthrene; NSC 89284; Phenanthrene, trimethyl-; 1,2,5-/1,2,7-TMP; Trimethylphenanthrene Isomer Blend
EINECS	Contact for details

Quality Control

Our production of 1,2,5-/1,2,7-Trimethylphenanthrene adheres to stringent internal quality protocols to ensure batch-to-batch consistency and high purity. Each lot is characterized using advanced analytical techniques including GC-MS and HPLC to confirm identity and isomeric composition. A comprehensive Certificate of Analysis (COA) detailing purity, isomeric ratio, and impurity profile is provided with every shipment to support your quality assurance and R&D documentation.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, and well-ventilated place at room temperature (15-25°C). Keep away from heat, sparks, and open flame.

Specification

Item	Specification
Appearance	White to off-white crystalline powder
Identification (IR)	Conforms to structure
Purity (HPLC, Area %)	≥ 97.0% (Total Isomers)
Isomeric Composition (GC-MS)	Specified on COA
Melting Point	Contact for details
Heavy Metals	< 20 ppm
Residual Solvents (GC)	Complies with ICH guidelines

Note: Specifications can be tailored. Please contact us for the detailed technical data sheet of a specific grade.