Description

3,4-Dimethylphenanthrene CAS NO 66291-31-4 is a polycyclic aromatic hydrocarbon (PAH) derivative characterized by its specific dimethyl-substituted phenanthrene structure. This compound serves as a valuable high-purity intermediate and reference standard in advanced chemical synthesis and analytical research. It is primarily required by industries and research institutions focused on materials science, organic electronics, and environmental analysis.

Application

• Organic Semiconductor Research: Used as a precursor or dopant material in the development of organic light-emitting diodes (OLEDs) and field-effect transistors (OFETs).
• Chemical Synthesis Intermediate: Serves as a key building block for synthesizing more complex polycyclic aromatic compounds and functionalized derivatives.
• Analytical Reference Standard: Employed as a certified reference material (CRM) in gas chromatography-mass spectrometry (GC-MS) for the identification and quantification of PAHs in environmental and industrial samples.
• Photochemical Studies: Utilized in research investigating the photophysical properties and stability of substituted phenanthrenes.
• Polymer Additive Development: Investigated for use as a stabilizer or modifier in specialty polymer formulations to alter thermal or optical properties.
• Dye and Pigment Chemistry: Acts as a starting material for the synthesis of specific dyes and functional colorants.

Basic Information

Product Name	3,4-Dimethylphenanthrene
CAS No.	66291-31-4
Molecular Formula	C₁₆H₁₄
Molecular Weight	206.29 g/mol
Synonyms	3,4-Dimethylphenanthrene; Phenanthrene, 3,4-dimethyl-; NSC 406080; 3,4-DMP; 3,4-Dimethyl-phenanthrene; 3,4-DMPH
EINECS	Contact for details

Quality Control

Our 3,4-Dimethylphenanthrene is produced and handled under strict quality management protocols. Each batch undergoes rigorous analytical testing, including HPLC and GC-MS, to ensure high chemical purity and identity confirmation. We provide comprehensive Certificates of Analysis (COA) with each shipment, detailing purity, assay, and impurity profiles. Our quality systems support compliance with relevant research and industrial standards.

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. For long-term storage under inert atmosphere, please contact us for specific recommendations.

Specification

Item	Specification
Appearance	White to off-white crystalline powder
Identification (IR)	Conforms to structure
Purity (HPLC)	≥ 97.0%
Melting Point	Contact for details
Loss on Drying	≤ 0.5%
Residue on Ignition	≤ 0.1%

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