CAS 74331-74-1 appears in our catalog under these names: 2-Ethynyl-1,3-dimethylbenzene, 2-Ethynyl-1,3-dimethylbenzene, 98%, 98%, 2,6-Dimethylphenylacetylene, 98%. Offered by: Biosynth, Chemat, Fluorochem. Available pack sizes: 250mg, 2,5g, 50mg, 100mg, 1g.