CAS 345666-04-8 appears in our catalog under these names: 2,5-Dibromo-3,4-dimethoxythiophene 95% (stabilized with Cu+HQ+MgO), 2,5-Dibromo-3,4-dimethoxythiophene, 95%, 95%, 2,5-Dibromo-3,4-dimethoxythiophene, 95%. Offered by: Ambeed, Chemat, Fluorochem. Available pack sizes: 100mg, 250mg, 1g, 5g.