Description

Pyridine, 4-(3-Ethyl-2-Ethynylphenyl)- (9Ci) is a specialized pyridine derivative characterized by its unique ethynylphenyl substitution pattern. This compound serves as a valuable advanced pharmaceutical intermediate and a versatile building block in organic synthesis, enabling the construction of complex molecular architectures. It is primarily utilized by research institutions and industrial manufacturers in the pharmaceutical, agrochemical, and material science sectors for developing novel active ingredients and functional materials.

Application

• Pharmaceutical Intermediate: Key building block in the synthesis of complex drug candidates, particularly those targeting central nervous system (CNS) disorders and other therapeutic areas.
• Agrochemical Research: Used in the development of new-generation pesticides and herbicides, leveraging its heterocyclic core for bioactivity.
• Organic Synthesis Reagent: Acts as a versatile precursor for constructing more complex heterocyclic compounds and functionalized aromatic systems via its reactive ethynyl group.
• Material Science: Potential monomer or additive in the development of specialty polymers, liquid crystals, or organic electronic materials due to its conjugated structure.
• Chemical Research & Development: Serves as a standard or reference compound in analytical chemistry and method development for academic and industrial R&D labs.

Basic Information

Product Name	Pyridine, 4-(3-Ethyl-2-Ethynylphenyl)- (9Ci)
CAS No.	663621-69-0
Molecular Formula	C15H13N
Molecular Weight	207.27 g/mol
Synonyms	4-(3-Ethyl-2-ethynylphenyl)pyridine; 2-Ethynyl-3-ethyl-4-pyridylbenzene; 4-(2-Ethynyl-3-ethylphenyl)pyridine; 3-Ethyl-2-(pyridin-4-yl)phenylacetylene; 4-(3-Ethyl-2-ethynylphenyl)pyridine (9CI); 4-(3-Ethyl-2-ethynylphenyl)pyridine, 9CI; 4-(3-Ethyl-2-ethynylphenyl)pyridine (9CI) (CAS 663621-69-0)
EINECS	Contact for details

Quality Control

Our production of Pyridine, 4-(3-Ethyl-2-Ethynylphenyl)- (9Ci) adheres to stringent quality protocols to ensure batch-to-batch consistency and high purity. Each lot is analyzed using advanced techniques including HPLC, GC, and NMR to confirm identity and quantify impurities. A comprehensive Certificate of Analysis (COA) detailing purity, assay, and impurity profiles is provided with every shipment. We support cGMP compliance for pharmaceutical applications and can tailor specifications to meet specific project requirements.

Storage

Preserve in a tightly closed container, protected from light. Store under an inert atmosphere (e.g., nitrogen or argon) in a cool, dry, and well-ventilated place. Recommended long-term storage temperature is 2-8°C. Allow the container to reach ambient temperature before opening to minimize moisture ingress. Keep away from strong oxidizing agents.

Specification

Item	Specification
Appearance	White to off-white crystalline powder
Identification (IR)	Conforms to structure
Identification (NMR)	Conforms to structure
Assay (HPLC)	≥ 97.0%
Purity (GC)	≥ 98.0%
Water Content (KF)	≤ 0.5%
Residue on Ignition	≤ 0.1%
Single Unknown Impurity (HPLC)	≤ 0.5%
Total Impurities (HPLC)	≤ 2.0%

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