Synthesis p. 15 - 18 (1991)
Update date:2022-07-29
Topics:
Choi
Youn
Pak
2-Acetyl(ethoxycarbonyl)methylene-1,3-dithietane and -dithiane (1) were condensed with various aldehydes or ketones to afford high yields of the corresponding substituted 2-(1-carboxy-2-oxo-3-butenylidene)-1,3-dithietanes and -dithianes 4, which upon heating decarboxylated smoothly to give the title compounds in high yield.
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Doi:10.1021/ja00010a027
(1991)Doi:10.1021/acs.orglett.7b03118
(2017)Doi:10.1002/chem.201101174
(2011)Doi:10.1016/j.tet.2010.04.029
(2010)Doi:10.1016/0008-6215(87)80057-5
(1987)Doi:10.1016/j.bmcl.2009.01.101
(2009)
