CAS 1739-83-9 appears in our catalog under these names: 1，2，4，5–Tetramethylimidazole, 1,2,4,5-Tetramethylimidazole, 1,2,4,5-Tetramethylimidazole, >98.0%(GC)(T), 1,2,4,5-Tetramethyl-1H-imidazole 95%, 1,2,4,5-Tetramethyl-1H-imidazole, 95%, 95%. Offered by: GLPBio, Biosynth, TCI, Ambeed, Chemat. Available pack sizes: 25g, 5g, 0,25g, 2,5g, 100g, 1g.