Reactivity of Thienopyrroles. Synthesis of Isomeric Nitro and Bromothienopyrroles
J. Eras, C. Galvez, F. Garcia
Departamento de Quimica Organica, Facultad de Quimica, Barcelona, Spain
The preparation of ethyl 2-bromothieno[2,3-b]pyrrole-5-carboxylate, ethyl 2-bromothieno[3,2-b]pyrrole-5-carboxylate, ethyl 2-nitrothieno[2,3-b]pyrrole-5-carboxylate and ethyl 2-nitrothieno[3,2-b]pyrrole-5-carboxylate are described.
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https://www.jhetchem.com/cd2html.php?file=19840215