Double (internal/external) alkyne insertion reactions of α-diazoketones

DOI: 10.1016/S0040-4039(00)79368-3

Source and publish data:

Tetrahedron Letters p. 3755 - 3758 (1991)

Update date:2022-08-05

Topics:

Authors:

Hoye Hoye

Dinsmore

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Article abstract of DOI:10.1016/S0040-4039(00)79368-3

Acetylenic α-diazoketone 5, when treated with Rh₂(OAc)₄ and several different alkynes, gives alkyne insertion/cyclopropenation products. Subsequent catalytic ring opening reactions demonstrate a highly regioselective net double alkyn

Full text of DOI:10.1016/S0040-4039(00)79368-3

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