—— 3,4-ethylene-dioxothio-phene-2-carbaldehyde;3,4-ethylenedioxy thiophene-5-carbaldehyde ——
Product Name：3,4-ethylene-dioxothio-phene-2-carbaldehyde;3,4-ethylenedioxy thiophene-5-carbaldehydeSpecification：≥98%
CAS No：204905-77-1