CAS 331864-02-9 appears in our catalog under these names: 2-(2-thienylidene)-3,4-dimethoxyacetophenone, 1-(3,4-Dimethoxyphenyl)-3-(thiophen-2-yl)prop-2-en-1-one, 1-(3,4-Dimethoxyphenyl)-3-(2-thienyl)-2-propen-1-one, 98%. Offered by: Biosynth, Chemat, Fluorochem. Available pack sizes: 250mg, 1g, 5g, 25g.