(E)-4-Lithio-4-tosylbutenone Dimethyl Ketal: A New and Versatile β-Acylvinyl Anion Equivalent in Organic Synthesis

DOI: 10.1021/jo00255a009

Source and publish data:

Journal of Organic Chemistry p. 4708 - 4715 (1988)

Update date:2022-07-31

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Authors:

Najera, Carmen

Yus, Miguel

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Article abstract of DOI:10.1021/jo00255a009

The lithiation of (E)-4-tosylbutenone dimethyl ketal (12) with methyllithium at -20 deg C led to the new β-acylvinyl anion equivalent (E)-4-lithio-4-tosylbutenone dimethyl ketal (13).The treatment of intermediate 13 with different electrophilic reagents (

Full text of DOI:10.1021/jo00255a009

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