Description

1,2,6,9-Tetramethylphenanthrene is a high-purity, multi-methylated phenanthrene derivative of significant interest in advanced organic synthesis and materials research. Its unique, sterically hindered polycyclic aromatic structure makes it a valuable intermediate for developing specialized organic electronic materials and complex molecular architectures. This compound is primarily sought by R&D chemists and process engineers in the fine chemical, pharmaceutical, and advanced materials sectors for creating novel compounds with tailored properties.

Application

• Organic Semiconductor Precursor: Serves as a key building block for synthesizing novel organic semiconductors and charge-transport materials used in OLEDs and OFETs.
• Liquid Crystal & Dye Intermediate: Utilized in the synthesis of sterically demanding mesogens for liquid crystal displays and as a core structure for specialized dyes and pigments.
• Pharmaceutical Research Intermediate: Acts as a sophisticated synthetic intermediate in medicinal chemistry for constructing complex polycyclic frameworks with potential biological activity.
• Ligand & Catalyst Development: Employed to create novel, bulky ligands for transition metal catalysis, enabling challenging chemical transformations.
• Polymer & Resin Modifier: Incorporated into polymer backbones to enhance thermal stability, refractive index, or other physical properties of high-performance plastics and resins.
• Reference Standard & Analytical Use: Supplied as a high-purity reference standard for environmental analysis (e.g., PAH profiling) and quality control in chemical manufacturing.

Basic Information

Product Name	1,2,6,9-Tetramethylphenanthrene
CAS No.	204256-39-3
Molecular Formula	C18H18
Molecular Weight	234.34 g/mol
Synonyms	1,2,6,9-Tetramethylphenanthrene; Phenanthrene, 1,2,6,9-tetramethyl-; NSC 339586; 1,2,6,9-Tetramethyl-phenanthrene; Tetramethylphenanthrene (mixed isomers may be specified); 1,2,6,9-TMP
EINECS	Contact for details

Quality Control

Our 1,2,6,9-Tetramethylphenanthrene is manufactured under strict quality management systems. Each batch undergoes comprehensive analytical testing, including HPLC, GC-MS, and NMR, to ensure identity, purity, and consistency. A detailed Certificate of Analysis (COA) is provided with every shipment, documenting all critical quality parameters. We support cGMP and ISO standards for research and development applications.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, and well-ventilated place at a controlled room temperature (15-25°C). Keep away from heat, sparks, and open flame. For long-term storage, consider an inert atmosphere to maintain optimal purity.

Specification

Item	Specification
Appearance	White to off-white crystalline powder
Identification (IR)	Conforms to structure
Purity (HPLC)	≥ 97.0% (Area %)
Melting Point	Contact for details
Loss on Drying	≤ 0.5%
Residue on Ignition	≤ 0.1%
Heavy Metals (as Pb)	≤ 20 ppm

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