Description

Ethynethiol, 3-Pyridinyl- (9Ci) is a specialized organosulfur compound featuring a pyridine ring, making it a valuable heterocyclic building block for advanced chemical synthesis. This compound matters for its unique reactivity profile, where the ethynethiol moiety can serve as a versatile handle for click chemistry, metal-catalyzed cross-couplings, and the construction of complex molecular architectures. It is primarily needed by researchers and process chemists in the pharmaceutical, agrochemical, and material science industries for developing novel active ingredients and functional materials.

Application

• Pharmaceutical Intermediate: Serves as a key synthon in the research and development of new drug candidates, particularly for introducing sulfur-containing functional groups.
• Agrochemical Synthesis: Used in creating novel pesticides and herbicides where the pyridine and thiol groups contribute to biological activity.
• Material Science Research: Acts as a precursor for functionalized polymers, ligands for catalysis, and advanced organic electronic materials.
• Chemical Biology Probes: Utilized in bioconjugation and labeling strategies due to the reactive alkyne and thiol functionalities.
• Catalyst Ligand Development: Employed in the synthesis of novel chelating ligands for transition metal catalysts.
• Academic & Industrial R&D: A high-value research chemical for exploring new synthetic methodologies and reaction pathways.

Basic Information

Item	Details
Product Name	Ethynethiol, 3-Pyridinyl- (9Ci)
CAS No.	759416-45-0
Molecular Formula	C7H5NS
Molecular Weight	135.19 g/mol
Synonyms	3-Pyridylethynethiol; 3-Ethynylthiopyridine; 3-(Ethynylthio)pyridine; 3-Pyridinyl ethynethiol; Pyridine-3-ethynethiol; 3-Pyridyl ethynyl sulfide; (Pyridin-3-yl)ethynethiol; 3-(1,2-Didehydroethylthio)pyridine
EINECS	Contact for details

Quality Control

Our Ethynethiol, 3-Pyridinyl- (9Ci) is produced and handled under strict quality management protocols. Each batch undergoes comprehensive analytical testing, including HPLC, GC, NMR, and FTIR, to ensure identity, purity, and consistency. A detailed Certificate of Analysis (COA) is provided with every shipment, documenting all critical quality attributes. We are committed to supplying material that meets the stringent requirements of research and development applications.

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 place. Due to its sensitivity to oxidation and light, prolonged exposure to air or light should be avoided. Keep away from heat, sparks, and open flames.

Specification

Item	Specification
Appearance	Colorless to pale yellow liquid
Identification (IR)	Conforms to structure
Identification (NMR)	Conforms to structure
Purity (HPLC)	≥ 95.0%
Water Content (KF)	≤ 0.5%

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