CAS 1823-14-9 appears in our catalog under these names: 5-Phenyl-1-pentyne, 98+% , 5-Phenyl-1-pentyne, 5-Phenyl-1-pentyne 97%, 5-Phenyl-1-pentyne, 98.40%, 5-Phenyl-1-pentyne, 98%. Offered by: Thermo Scientific (Alfa Aesar), Biosynth, Ambeed, MedChemExpress, Fluorochem. Available pack sizes: 5g, 25g, 250mg, 1g, 10g, 1 g, 250 mg, 500 mg.