CAS 108545-38-6 appears in our catalog under these names: Ethyl hex-5-ynoate 98%, 5-Hexynoic acid ethyl ester, 98%, 98%, Ethyl hex-5-ynoate, 98.0%, Ethyl hex-5-ynoate, 98%. Offered by: Ambeed, Chemat, MedChemExpress, Fluorochem. Available pack sizes: 100mg, 250mg, 1g, 5g, 25 mg, 50 mg, 500 mg, 250 mg.