ol050492q_si_002.pdf (1.48 MB)

Unexpected Reaction of Dimethyl Acetylenedicarboxylate with in Situ Generated Arylketenes Catalyzed by 1-Methylimidazole

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journal contribution
posted on 26.05.2005, 00:00 by Hanfeng Ding, Cheng Ma, Yewei Yang, Yanguang Wang
An unexpected 1-methylimidazole-catalyzed reaction of dimethyl acetylenedicarboxylate (DMAD) with in situ generated arylketenes leading to the synthesis of dimethyl 2-arylidenesuccinates under mild conditions is described. A plausible mechanism has been proposed.