CAS Registry Number

CAS 1945-84-2 — 2-Ethynylpyridine

2-Ethynylpyridine is an organic compound featuring a pyridine ring with an ethynyl (triple-bonded carbon) substituent, widely used as a building block in pharmaceutical synthesis, agrochemicals, and advanced materials like conjugated polymers. It serves as a key intermediate in creating ligands for metal catalysis and heterocyclic compounds. CAS 1945-84-2, molecular formula C7H5N, molecular weight 103.1213 g/mol. Store at +4°C under inert gas to prevent oxidation. Non-hazardous under normal handling. Molekula supplies 2-Ethynylpyridine from research to bulk quantities with full documentation and ISO 9001:2015 traceability.