Description

3-Cyclopropyl-5-Ethynylpyridine is a high-purity, multi-functional heterocyclic building block featuring both cyclopropyl and ethynyl functional groups. This compound is valued for its unique structural motifs that enable diverse chemical transformations, particularly in the synthesis of complex molecular architectures. It is primarily sought by research and development teams in the pharmaceutical and agrochemical industries for use as a key intermediate in drug discovery and advanced material science.

Application

• Pharmaceutical Intermediate: A versatile building block for the synthesis of novel active pharmaceutical ingredients (APIs), particularly in kinase inhibitor and central nervous system (CNS) drug discovery programs.
• Agrochemical Research: Used in the development of new generation pesticides and herbicides, leveraging its heterocyclic core for bioactivity.
• Ligand Synthesis: Serves as a precursor for creating specialized ligands in catalysis and coordination chemistry.
• Material Science: Employed in the research of organic electronic materials and metal-organic frameworks (MOFs) due to its rigid, conjugated structure.
• Chemical Biology: Acts as a probe or a tagging component in bioconjugation and proteomics research.
• Academic & Contract Research: A valuable reagent for methodological development and synthetic chemistry studies in academic and industrial R&D laboratories.

Basic Information

Product Name	3-Cyclopropyl-5-Ethynylpyridine
CAS No.	1256823-31-0
Molecular Formula	C10H9N
Molecular Weight	143.19 g/mol
Synonyms	5-Ethynyl-3-cyclopropylpyridine; Pyridine, 3-cyclopropyl-5-ethynyl-; 3-(Cyclopropyl)-5-ethynylpyridine; 3-Cyclopropyl-5-ethynyl-pyridine
EINECS	Contact for details

Quality Control

Our 3-Cyclopropyl-5-Ethynylpyridine is manufactured under strict quality management systems. Each batch undergoes comprehensive analytical testing, including HPLC, GC, NMR, and mass spectrometry, to ensure identity, purity, and consistency. We provide a detailed Certificate of Analysis (COA) with every shipment, confirming compliance with customer specifications and supporting regulatory requirements for research and development use.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, and well-ventilated place at room temperature (15-25°C). Keep away from heat, sparks, and open flame.

Specification

Item	Specification
Appearance	White to off-white solid
Identification (IR)	Conforms to structure
Purity (HPLC)	≥ 97.0%
Water Content (KF)	≤ 0.5%
Residue on Ignition	≤ 0.1%

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