Description

1,9-Dimethyl-7-Ethylphenanthrene/1,9-Dimethyl-5-Ethylphenanthrene CAS NO 46870-52-4 is a high-purity, multi-substituted phenanthrene derivative, a key structural motif in advanced organic synthesis. This compound is valued for its role as a versatile chemical intermediate and research chemical in the development of complex organic molecules. It is primarily sought by industries involved in pharmaceutical research, material science, and specialty chemical manufacturing for creating novel compounds with specific electronic or structural properties.

Application

• Pharmaceutical Intermediate: Serves as a crucial building block in the synthesis of novel drug candidates, particularly those with polycyclic aromatic frameworks.
• Organic Light-Emitting Diode (OLED) Research: Used in the development of organic semiconductors and emissive layer materials due to its conjugated phenanthrene core.
• Liquid Crystal & Advanced Material Synthesis: Acts as a precursor for creating discotic liquid crystals and other functional materials requiring rigid, planar structures.
• Dye & Pigment Chemistry: Employed in the research and production of specialized dyes and pigments where specific substitution patterns are required for color and stability.
• Chemical Research & Development: Utilized as a standard or starting material in academic and industrial R&D for studying reaction mechanisms and developing new synthetic methodologies.
• Polymer Additive Precursor: Investigated for the synthesis of stabilizers or modifiers that can enhance the properties of high-performance polymers.

Basic Information

Product Name	1,9-Dimethyl-7-Ethylphenanthrene/1,9-Dimethyl-5-Ethylphenanthrene
CAS No.	46870-52-4
Molecular Formula	C18H18
Molecular Weight	234.34 g/mol
Synonyms	1,9-Dimethyl-7-ethylphenanthrene; 1,9-Dimethyl-5-ethylphenanthrene; 7-Ethyl-1,9-dimethylphenanthrene; 5-Ethyl-1,9-dimethylphenanthrene; Phenanthrene, 1,9-dimethyl-7-ethyl-; Phenanthrene, 1,9-dimethyl-5-ethyl-; DMEP
EINECS	Contact for details

Quality Control

Our 1,9-Dimethyl-7-Ethylphenanthrene/1,9-Dimethyl-5-Ethylphenanthrene is produced under a strict quality management system. Each batch undergoes comprehensive analytical testing, including HPLC, GC, and NMR, to ensure identity, purity, and consistency. Certificates of Analysis (COA) detailing all specifications are provided and available upon request, supporting your R&D and quality assurance protocols.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, well-ventilated area at room temperature (15-25°C). Keep away from heat, sparks, and open flame. Due to its light-sensitive nature, handling and storage should minimize exposure to direct light.

Specification

Item	Specification
Appearance	White to off-white crystalline powder
Identification (IR)	Conforms to structure
Purity (HPLC)	≥ 97.0% (Total Isomers)
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.