331652-77-8Relevant academic research and scientific papers
Reaction of N-sulfonyl-1,4-benzoquinone imines with enamines
Konovalova,Avdeenko,Pirozhenko,Yusina,Palamarchuk,Shishkina
, p. 525 - 538 (2017/06/06)
N-Sulfonyl derivatives of 1,4-benzoquinone imine reacted with enamines to give 1,4-addition products and products of their subsequent cyclization, substituted 5-aminobenzofurans and 5-aminoindoles, depending on the solvent nature, electron-withdrawing pow
PROCESS FOR SYNTHESIZING KETO-BENZOFURAN DERIVATIVES
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Paragraph 0244-0247, (2014/02/16)
The invention relates to a process for synthesizing benzofuran derivatives, in particular dronedarone of formula (D), comprising a step of Friedel-Crafts acylation starting from a sulfonamido-benzofuran ester intermediate.
