2-Thiophenecarboxylic acid, 3-(1,3-benzodioxol-5-yl)-1-(1,1-dimethylethyl)-2-propenyl ester 3-(1,3-Benzodioxol-5-yl)-1-(1,1-dimethylethyl)-2-propenyl 2-thiophenecarboxylate 58344-24-4 D 514 Thiophenecarboxylate de ((methylenedioxy-3,4 phenyl)-1 dimethyl-4,4 pentene-1) yle-3 [French]