Synthesis of a Novel Bismesoionic Phenylsydnonyl - Munchnone Sstem as an in - situ Intermediate Intended for the Preparation of Phenylsydnonyl - Heterocycles
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The title bismesoionic system was generated <I>in-situ</I> by the treatment of N-(3-phenylsydnonyl-4-carbonyl)-N-substituted amino acid with acid anhydride. The sydnonyl münchnone reacted with DMAD and gave phenylsydnonyl-pyrrole.
- Chemistry Letters
Chemistry Letters 1999(6), 513-514, 1999-06-05
The Chemical Society of Japan