Unexpected Cyclisation of an Acetylenic Acetal: Vinyl Cation Capture by Internally transferred Hydride

DOI: 10.1039/c39900000310

Source and publish data:

Journal of the Chemical Society. Chemical communications p. 310 - 311 (1990)

Update date:2022-09-26

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Authors:

Keirs, David

Overton, Karl

Thakker, Krishan

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Article abstract of DOI:10.1039/c39900000310

The acetylenic acetal (2) is converted in 90 percent yield to a mixture of cholesta-3,5- and 4,6-dienes on reflux in toluene containing toluene-p-sulphonic acid.

Full text of DOI:10.1039/c39900000310

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