Description

1-Methyl-2-Phenylethynyl-Benzene is a specialized aromatic acetylene derivative, serving as a high-value synthetic intermediate in advanced organic chemistry. Its unique structure, featuring both a methyl group and a phenylethynyl substituent on a benzene ring, makes it a versatile building block for constructing complex molecular architectures. This compound is primarily utilized by research chemists and process development scientists in the pharmaceutical, agrochemical, and materials science industries for applications such as cross-coupling reactions and the synthesis of functionalized organic materials.

Application

• Pharmaceutical Intermediate: Key building block in the synthesis of active pharmaceutical ingredients (APIs) and novel drug candidates, particularly those requiring acetylene-linked aromatic systems.
• Agrochemical Synthesis: Used in the research and development of new pesticides, herbicides, and plant growth regulators that incorporate advanced aromatic-acetylene motifs.
• Material Science & Organic Electronics: Serves as a precursor for conjugated polymers, organic semiconductors, and light-emitting materials in OLED and OFET research.
• Cross-Coupling Reactions: An effective substrate in Sonogashira, Heck, and other palladium-catalyzed coupling reactions to form complex biaryl and extended π-systems.
• Ligand & Catalyst Development: Utilized in the preparation of specialized ligands for catalysis and organometallic chemistry research.
• Fine Chemical & Specialty Synthesis: Employed in custom synthesis and the production of high-value, low-volume specialty chemicals for research and industrial applications.

Basic Information

Product Name	1-Methyl-2-Phenylethynyl-Benzene
CAS No.	14309-60-5
Molecular Formula	C15H12
Molecular Weight	192.26 g/mol
Synonyms	2-Methylbiphenyl-4-carbonitrile; 2-Methyl-4-cyanobiphenyl; 1-Methyl-2-(phenylethynyl)benzene; o-Methylphenyl phenylacetylene; 2-Methylphenylacetylene benzene derivative; (2-Methylphenyl)ethynylbenzene; 2-Methyl-1-(phenylethynyl)benzene; 2-Methylbiphenyl-4-carbonitrile (related nitrile derivative)
EINECS	Contact for details

Quality Control

Our 1-Methyl-2-Phenylethynyl-Benzene is produced under strict quality management protocols to ensure batch-to-batch consistency and high purity for research and synthetic applications. Each lot is characterized using advanced analytical techniques including GC, HPLC, and NMR spectroscopy. A comprehensive Certificate of Analysis (COA) detailing identity, purity, and impurity profiles is provided with every shipment to support your quality assurance and regulatory documentation 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. For long-term storage under an inert atmosphere (e.g., nitrogen or argon) is recommended to maintain product integrity.

Specification

Item	Specification
Appearance	Colorless to pale yellow liquid or solid
Identification (IR)	Conforms to structure
Purity (GC/HPLC)	≥ 97.0%
Water Content (KF)	≤ 0.5%

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