Synthesis of α-Alkylidene-β-Ethoxycarbonyl Cyclopentanones and -γ-Butyrolactones

Synthesis of α-Alkylidene-β-Ethoxycarbonyl Cyclopentanones and -γ-Butyrolactones
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α-亚烷基-β-乙氧基羰基环戊酮和-γ-丁内酯的合成

DOI:
10.1080/00397910008086954
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发表时间:
2000
影响因子:
2.1
通讯作者:
H. Amri
H. Amri
中科院分区:
化学4区
文献类型:
--
作者:
Feten Béji;R. Besbes;H. Amri

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本文报道了在碳酸钾水溶液(6- 10 M)存在下,膦酸酯3或6与醛缩合合成(E,Z)-α-亚烷基-β-乙氧羰基环戊酮5和(E,Z)-α-亚烷基-γ-丁内酯7。
Abstract Synthesis of (E,Z)-α-Alkylidene-β-ethoxycarbonyl cyclopentanones 5 and (E,Z)-α-alkylidene-γ-butyrolactones 7 by condensing phosphonates 3 or 6 with a variety of aldehydes in the presence of aqueous potassium carbonate (6-10M) as base is reported.