γ-Keto Acid - Ganmaketosan

Japanese: γ-ケト酸 - がんまけとさん
γ-Keto Acid - Ganmaketosan

…β-keto esters are synthesized by Claisen condensation of two ester molecules with sodium ethoxide. γ-keto acids are stable and do not decarboxylate even when heated, but undergo dehydration cyclization to produce unsaturated γ-lactones. [Toshikazu Ibata]. …

*Some of the terminology explanations that mention "γ-keto acid" are listed below.

Source | Heibonsha World Encyclopedia 2nd Edition | Information

Japanese:

…β‐ケトエステルは,2分子のエステルをナトリウムエトキシドでクライゼン縮合して合成される。 γ‐ケト酸は安定で,加熱しても脱炭酸されずに脱水環化して不飽和γ‐ラクトンを生じる。【井畑 敏一】。…

※「γ-ケト酸」について言及している用語解説の一部を掲載しています。

出典|株式会社平凡社世界大百科事典 第2版について | 情報

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