Tetrahedron Letters p. 4999 - 5002 (1990)
Update date:2022-08-05
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Heating the onion oil component bis (1-propenyl) disulfide gives cis- and trans-2-mercapto-3,4-dimethyl-2,3-dihydrothiophene which can lose H2S upon further heating giving 3,4-dimethylthiophene. A dithio-Claisen rearrangement is proposed for the key step.
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Doi:10.1002/anie.201002181
(2010)Doi:10.1021/ja204982w
(2011)Doi:10.1021/acs.orglett.0c04187
(2021)Doi:10.1039/c9gc00894b
(2019)Doi:10.1016/S0040-4039(00)97995-4
(1990)Doi:10.1016/j.bmcl.2011.05.088
(2011)
