A Synthesis of Dihydro Eurotiumide B via a Tandem Butenolide Annulation/Reductive Thiolation Reaction
作者:Shuai Wang、George A. Kraus
DOI:10.1021/acs.joc.9b02724
日期:2019.12.20
Dihydro eurotiumide B was prepared from a 5-phenylthiobutenolide via a tandem annulation/reductive thiolation reaction.
由5-苯基硫代丁烯内酯经串联环化/还原性硫醇化反应制备二氢euroB。
Annulations with Butenolides and Phthalides: New Entries to Isocoumarins, 3,4-Dihydroisocoumarins, and Benzofurans
作者:George A. Kraus、Shuai Wang
DOI:10.1055/s-0040-1707179
日期:2020.10
Abstract The reactions of the anions of butenolides and substituted phthalides with sorbate esters and mono-epoxy sorbate esters furnish isocoumarins, 3,4-dihydroisocoumarins, and benzofurans. The yields range from 41% to 71%.
Farina, F.; Martin, M. V.; Guerenu, A. M. Martinez de, Anales de Quimica, 1995, vol. 91, # 1-2, p. 74 - 82
作者:Farina, F.、Martin, M. V.、Guerenu, A. M. Martinez de、Ortego, J. L.
DOI:——
日期:——
Annulations of 5-Phenylthiobutenolides and First Synthesis of (±)-Indanostatin
作者:Shuai Wang、George Kraus
DOI:10.1055/s-0037-1611462
日期:2019.2
The firstsynthesis of indanostatin was achieved in 6 steps. Key steps included a butenolide annulation, oxidation to an indanetrione, and reaction with acetone.