CAS 2949-26-0 appears in our catalog under these names: 2–Ethynylnaphthalene, 2-Ethynylnaphthalene, >98.0%(GC), 2-Ethynyl-naphthalene 98%, 2-Ethynylnaphthalene, 98%, 98%, Naphthylene-2-acetylene, 96%. Offered by: GLPBio, TCI, Ambeed, Chemat, Fluorochem. Available pack sizes: 1g, 25g, 5g, 100mg, 250mg, 10g, 100g, 500g.