Description

3-Pyridinecarbonitrile, 2-Ethynyl- (9Ci) is a versatile heterocyclic building block featuring both a pyridine ring and an ethynyl functional group. This unique molecular architecture makes it a critical intermediate for synthesizing complex molecules in advanced research and development. It is primarily sought after by pharmaceutical, agrochemical, and material science industries for applications in drug discovery, ligand synthesis, and the creation of novel polymers or functional materials.

Application

• Pharmaceutical Intermediate: Serves as a key synthon in the development of active pharmaceutical ingredients (APIs), particularly for kinase inhibitors and other targeted therapies.
• Agrochemical Synthesis: Used in the research and production of novel herbicides, fungicides, and plant growth regulators.
• Material Science Precursor: Acts as a monomer or cross-linking agent in the synthesis of specialty polymers, conductive materials, and metal-organic frameworks (MOFs).
• Ligand and Catalyst Development: The pyridine and alkyne moieties make it valuable for constructing complex chelating ligands used in homogeneous catalysis.
• Chemical Research & Development: Employed in academic and industrial R&D for exploring new organic reactions and constructing molecular libraries.
• Fine Chemical Production: Utilized as a building block for manufacturing other high-value, specialized fine chemicals.

Basic Information

Product Name	3-Pyridinecarbonitrile, 2-Ethynyl- (9Ci)
CAS No.	132898-81-8
Molecular Formula	C8H4N2
Molecular Weight	128.13 g/mol
Synonyms	2-Ethynylnicotinonitrile; 2-Ethynyl-3-cyanopyridine; 3-Cyano-2-ethynylpyridine; 2-Ethynylpyridine-3-carbonitrile; 2-Ethynyl-3-pyridinecarbonitrile; Nicotinonitrile, 2-ethynyl-; 2-Ethynyl-3-cyano-pyridine
EINECS	Contact for details

Quality Control

Our 3-Pyridinecarbonitrile, 2-Ethynyl- (9Ci) is produced under strict quality management protocols. Each batch undergoes comprehensive analytical testing, including HPLC, NMR, and GC-MS, to ensure high purity and consistency. Certificates of Analysis (COA) detailing specific batch results are provided to guarantee reliable performance in your sensitive applications.

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 flames. For long-term storage, consider storing under an inert atmosphere to maintain optimal stability.

Specification

Item	Specification
Appearance	White to off-white crystalline powder
Identification (IR)	Conforms to structure
Purity (HPLC)	≥ 97.0%
Melting Point	Contact for details
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.