Description

Benzene, 1,1'-(1,2-Ethynediyl)Bis[3-Methyl- is a specialized organic compound featuring a central ethynediyl bridge connecting two substituted benzene rings. This unique molecular architecture makes it a valuable intermediate in advanced organic synthesis and materials science research. It is primarily sought by R&D chemists and process engineers in the fine chemical, pharmaceutical, and advanced polymer industries for constructing complex molecular frameworks.

Application

• Pharmaceutical Intermediate: Serves as a key building block in the synthesis of novel active pharmaceutical ingredients (APIs) and drug candidates.
• Ligand Synthesis: Used in the preparation of specialized ligands for catalysis and coordination chemistry.
• Polymer & Material Science: Acts as a monomer or cross-linking agent in the development of specialty polymers, resins, and advanced materials with tailored properties.
• Organic Electronic Materials: Investigated as a precursor for organic semiconductors, light-emitting diodes (OLEDs), and other electronic components due to its conjugated structure.
• Chemical Research: Employed in academic and industrial laboratories for methodological development and the exploration of new synthetic pathways.
• Agrochemical Intermediate: Utilized in the research and development of new crop protection agents and plant growth regulators.

Basic Information

Product Name	Benzene, 1,1'-(1,2-Ethynediyl)Bis[3-Methyl-
CAS No.	2765-16-4
Molecular Formula	C18H14
Molecular Weight	230.31 g/mol
Synonyms	1,1'-(1,2-Ethynediyl)bis[3-methylbenzene]; 1,2-Bis(3-methylphenyl)ethyne; 3,3'-Dimethyltolane; 3,3'-Dimethyl diphenylacetylene; m,m'-Dimethyltolane; Bis(3-methylphenyl)ethyne; 1,2-Di-m-tolylethyne
EINECS	220-429-8

Quality Control

Our production of Benzene, 1,1'-(1,2-Ethynediyl)Bis[3-Methyl- adheres to stringent quality management protocols. Each batch is analytically verified using techniques such as GC, HPLC, and NMR to ensure identity, purity, and consistency. A comprehensive Certificate of Analysis (COA) detailing all test results is provided with every shipment to support your quality assurance and regulatory needs.

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.

Specification

Item	Specification
Appearance	White to off-white crystalline powder
Identification (IR)	Conforms to structure
Purity (HPLC/GC)	≥ 97.0%
Melting Point	Contact for details

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