Description

1,2-Di-o-Tolylethyne is a high-purity organic building block characterized by its two ortho-tolyl groups linked by an acetylene bridge. This compound is valued for its role as a key intermediate in advanced organic synthesis, particularly in the construction of complex molecular architectures. It is essential for researchers and manufacturers in the pharmaceutical, agrochemical, and materials science industries developing novel active ingredients and functional organic materials. Its specific structure makes it a versatile precursor for ligands, conjugated systems, and specialty polymers.

Application

• Pharmaceutical Intermediate: Serves as a critical building block in the synthesis of novel drug candidates and active pharmaceutical ingredients (APIs).
• Agrochemical Synthesis: Used in the research and development of new pesticides, herbicides, and plant growth regulators.
• Material Science: Acts as a monomer or precursor for the production of conjugated polymers, organic semiconductors, and advanced polymeric materials.
• Ligand Synthesis: Employed in the creation of specialized ligands for catalysis and metal-organic frameworks (MOFs).
• Organic Electronic Materials: A key component in the development of organic light-emitting diodes (OLEDs) and photovoltaic materials.
• Chemical Research: Utilized in academic and industrial R&D for exploring new organic reactions and constructing complex molecular systems.

Basic Information

Product Name	1,2-Di-o-Tolylethyne
CAS No.	5294-03-1
Molecular Formula	C₁₆H₁₄
Molecular Weight	206.29 g/mol
Synonyms	1,2-Bis(2-methylphenyl)ethyne; Di-ortho-tolylacetylene; o,o'-Dimethyltolane; 1,2-Bis(o-tolyl)acetylene; 1,2-Di(2-methylphenyl)ethyne; 2,2'-Dimethyltolane; Bis(2-methylphenyl)ethyne
EINECS	Contact for details

Quality Control

Our 1,2-Di-o-Tolylethyne is manufactured under strict quality management systems to ensure batch-to-batch consistency and high purity. Each lot undergoes comprehensive analytical testing, including chromatographic and spectroscopic methods, to confirm identity and purity. Certificates of Analysis (COA) documenting all critical quality parameters are available upon request. We are committed to meeting the stringent requirements of research and industrial-scale synthesis.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, and well-ventilated area at room temperature (15-25°C). Keep away from strong oxidizing agents and incompatible materials. For long-term storage, consider an inert atmosphere to maintain product integrity.

Specification

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