Intramolecular Hetero Diels-Alder Reaction of 1-Thiabutadienes, 1-Aryl-3-propene-1-thiones and 2--3,4-dihydronaphthalene-1(2H)-thiones

DOI: 10.1039/c39900001665

Source and publish data:

Journal of the Chemical Society. Chemical communications p. 1665 - 1667 (1990)

Update date:2022-09-26

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Authors:

Saito, Takao

Nagashima, Masumi

Karakasa, Takayuki

Motoki, Shinichi

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Article abstract of DOI:10.1039/c39900001665

α,β-Unsaturated thioketones 4, 5 and 9, which are formed in situ by thionation of the corresponding ketones, undergo intramolecular hetero Diels-Alder reactions with high regio- and diastereo-selectivities (trans/cis) to give dihydrothiopyran-fused cycloadducts 6, 7 and 10.

Full text of DOI:10.1039/c39900001665

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