95201-99-3Relevant articles and documents
Reactions with Methyl 3-Hydroxythiophene-2-carboxylate. Part 2. A New Route to Mono- and Di-alkyl Ethers of Thiotetronic and α-Halogenothiotetronic Acids
Corral, Carlos,Lissavetzky, Jaime
, p. 2711 - 2714 (2007/10/02)
Methyl 2-chloro-3-oxo-2,3-dihydrothiophene-2-carboxylates (2), obtained from methyl 3-hydroxythiophene-2-carboxylate by straightforward halogenation, added alcohols and then lost hydrogen chloride at room temperature to yield thiophene-2,4-diols (4).Succe