Tetrahedron Letters p. 7023 - 7026 (2004)
Update date:2022-07-30
Topics:
Jeon, Hye-Sun
Koo, Sangho
Allylic sulfones undergo the conjugate addition to diethyl chloroisopropylidenemalonate, followed by intramolecular cyclopropanation. DBU-promoted ring opening and subsequent desulfonation reactions of the resulting adduct produce the conjugated polyene chains with the 1,4-dimethyl substitution.
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Doi:10.1134/S1070363220050096
()Doi:10.1016/j.tet.2021.132444
(2021)Doi:10.1016/S0022-328X(00)93467-3
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(1981)Doi:10.1016/j.bmc.2004.05.002
(2004)Doi:10.1016/S0022-328X(00)83479-8
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