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Reaction of a phenyl ring with a diazoacetic ester to give a cyclohepta-2,4,6-trienecarboxylic acid ester. Intramolecular Büchner reaction is more useful in synthesis. Also known as the Büchner–Curtius–Schlotterbeck One-carbon Insertion. Cf. Pfau–Platter azulene synthesis.

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Büchner Ring Expansion

  • 章节

  • 发表日期：

    2026年

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  • Jie Jack Li

摘要

Reaction of a phenyl ring with a diazoacetic ester to give a cyclohepta-2,4,6-trienecarboxylic acid ester. Intramolecular Büchner reaction is more useful in synthesis. Also known as the Büchner–Curtius–Schlotterbeck One-carbon Insertion. Cf. Pfau–Platter azulene synthesis.