Selective Decarbethoxylation of Ethyl 1,4-Dimethyl-3-(ethoxycarbonyl)-1H-pyrrole-2-acetate in 85percent Phosphoric Acid
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Zinic, M.,Kuftinec, J.,Hofman, H.,Kajfez, F.,Meic, Z.
p. 697 - 700
(2007/10/02)
Process for preparing pyrrole-2-acetic acids
N-H and N-loweralkyl pyrrole-2-acetic acids are prepared by the reduction of 1-H and 1-loweralkyl-α-trichloromethylpyrrole-2-methanol with sodium dithionite (sodium hydrosulfite) in the presence of a base, MOH, wherein M is an alkali metal, an alkaline earth metal or tetraalkyl ammonium.
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(2008/06/13)
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