Description

Pyridine, 4-(4-Ethynylphenyl)- CAS NO 83420-57-9 is a specialized aromatic heterocyclic compound featuring a pyridine core substituted with an ethynylphenyl group. This unique molecular architecture makes it a valuable high-purity building block for advanced material synthesis and pharmaceutical research. It is primarily sought after by R&D and production teams in the pharmaceutical, agrochemical, and organic electronics sectors who require precise, reliable intermediates for complex synthetic pathways.

Application

• Pharmaceutical Intermediate: A key precursor in the synthesis of active pharmaceutical ingredients (APIs), particularly for targeted therapies.
• Agrochemical Synthesis: Used in the development of novel herbicides, fungicides, and plant growth regulators.
• Material Science Research: Serves as a monomer or linker for constructing conjugated polymers, metal-organic frameworks (MOFs), and other advanced organic materials.
• Ligand in Catalysis: Employed in the design of specialized ligands for transition metal-catalyzed cross-coupling reactions.
• Fluorescent Probe Development: Utilized in creating molecular probes and sensors for biological imaging and diagnostic applications.
• Academic & Industrial R&D: A critical reagent for exploratory chemistry in both university laboratories and corporate research centers.

Basic Information

Product Name	Pyridine, 4-(4-Ethynylphenyl)-
CAS No.	83420-57-9
Molecular Formula	C13H9N
Molecular Weight	179.22 g/mol
Synonyms	4-(4-Ethynylphenyl)pyridine; 4-Ethynylphenylpyridine; 4-(Pyridin-4-yl)phenylacetylene; 1-Ethynyl-4-(4-pyridyl)benzene; p-(4-Pyridyl)phenylacetylene; 4-(4-Pyridinyl)phenylacetylene; 4-Pyridinylphenylacetylene
EINECS	Contact for details

Quality Control

Every batch of Pyridine, 4-(4-Ethynylphenyl)- is produced and tested under strict quality management protocols to ensure high purity and batch-to-batch consistency. Our products undergo rigorous quality testing, including advanced chromatographic and spectroscopic analysis, to ensure compliance with industry standards. Certificates of Analysis (COA) detailing purity, identity, and impurity profiles are available upon request.

Storage

Preserve in a tightly closed container, protected from light. Store under an inert atmosphere (e.g., nitrogen or argon) at a controlled room temperature (15-25°C) in a cool, dry, and well-ventilated area. This compound is easily oxidized and should be handled with care to minimize exposure to air.

Specification

Item	Specification
Appearance	White to off-white crystalline powder
Identification (IR)	Conforms to structure
Purity (HPLC)	≥ 97.0%
Melting Point	Contact for details
Heavy Metals	< 20 ppm
Residual Solvents (GC)	Complies with ICH guidelines

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