A new simple method for the synthesis of 1-alkynylphosphonates using (EtO)2P(O)CCl3 as precursor

DOI: 10.1016/0040-4039(96)00131-1

Source and publish data:

Tetrahedron Letters p. 1783 - 1786 (1996)

Update date:2022-08-11

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Authors:

Diziere, Rachel

Savignac, Philippe

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Article abstract of DOI:10.1016/0040-4039(96)00131-1

1-Alkynylphosphonates 4 were obtained from (EtO)₂P(O)CCl₃ 1 and aldehydes in a one-pot procedure. It involves the formation of α-chlorovinyl phosphonate intermediates 3 by a Peterson olefination reaction followed by dehydrochlorination with LiHMDS.

Full text of DOI:10.1016/0040-4039(96)00131-1

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Product name:Phosphonic acid, [(4-methoxyphenyl)ethynyl]-, diethyl ester

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