METHYL THIOPHENE-2-CARBOXYLATE
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Preparation Products | 2-THENOYLACETONITRILE-->methyl 3-isocyanatosulfonylthiophene-2-carboxylate-->Methyl 4,5-dichlorothiophene-2-carboxylate-->4,6-Dihydrothieno[3,4-b]thiophene-2-carboxylic acid-->TRANS-2-PENTEN-1-OL-->METHYL 4-(4-BROMOPHENYL)THIOPHENE-2-CARBOXYLATE |