Description

1,5-/1,7-Dimethylphenanthrene is a high-purity, multi-isomer dimethylated derivative of phenanthrene, a polycyclic aromatic hydrocarbon (PAH) of significant industrial and research interest. This compound serves as a critical intermediate and building block in advanced organic synthesis, valued for its structural framework. It is primarily utilized in the development of specialty chemicals, advanced materials, and as a reference standard in analytical chemistry. Key industries requiring this product include fine chemical manufacturing, materials science research, and analytical laboratories.

Application

• Organic Synthesis Intermediate: Acts as a key precursor in the synthesis of complex polycyclic aromatic compounds, dyes, and functional materials.
• Materials Science Research: Used in the development and study of organic semiconductors, liquid crystals, and photoconductive materials.
• Analytical Reference Standard: Serves as a certified reference material (CRM) for the calibration of instruments and quantification of PAHs in environmental, petrochemical, and food safety testing.
• Pharmaceutical Research: Employed as a scaffold or intermediate in medicinal chemistry for the exploration of novel bioactive molecules.
• Geochemical Marker: Applied in petroleum geochemistry as a biomarker for studying thermal maturity and the origin of crude oils.

Basic Information

Product Name	1,5-/1,7-Dimethylphenanthrene
CAS No.	66271-87-2
Molecular Formula	C₁₆H₁₄
Molecular Weight	206.28 g/mol
Synonyms	Dimethylphenanthrene (mixed 1,5- and 1,7- isomers); 1,5-Dimethylphenanthrene; 1,7-Dimethylphenanthrene; Phenanthrene, dimethyl-; NSC 89284; PAH Mixture Component; Polycyclic Aromatic Hydrocarbon Derivative
EINECS	Contact for details

Quality Control

Our 1,5-/1,7-Dimethylphenanthrene is manufactured under a strict quality management system. Every batch undergoes comprehensive analytical testing, including chromatographic purity analysis and structural confirmation, to ensure it meets exacting standards for research and industrial use. A detailed Certificate of Analysis (COA) is provided with each shipment, documenting key parameters such as purity, isomer ratio, and identity.

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. This material is light-sensitive (store away from light).

Specification

Item	Specification
Appearance	White to off-white crystalline powder or solid
Identification (IR)	Conforms to structure
Purity (HPLC)	≥ 95.0% (Total of 1,5- and 1,7- isomers)
Isomer Ratio (GC/MS)	Specified on COA
Melting Point	Specified on COA

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