2-Keto substituted esters of gibberellic acid underwent delactonization on reduction with zinc in acetic acid with the formation of aβ,γ-unsaturated ketoester (II).
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Translated from Izvestiya Akademii Nauk SSSR, Seriya Khimicheskaya, No. 11, pp. 2626–2627, November, 1968.
The authors thank V. I. Zaretskii and I. B. Papernaya for taking the mass spectra and discussing the results and A. A. Shchegoleva for the gas-liquid chromatography.
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Gurvich, I.A., Kobrina, I.S. & Kucherov, V.F. Delactonization of esters of 2-keto derivatives of gibberellic acid. Russ Chem Bull 17, 2488–2489 (1968). https://doi.org/10.1007/BF00903411
- Acetic Acid
- Gibberellic Acid