Radical reactions in synthesis: intramolecular SH2? macrocyclisations
作者:Jack E. Baldwin、Robert M. Adlington、Mark B. Mitchell、Jeremy Robertson
DOI:10.1039/c39900001574
日期:——
The synthesis of 10–15 membered α-methylene lactones 1 from the functionalised allyl stannanes 2 occurs cleanly in moderate to high yield under free radical conditions via an intramolecularSH2′ reaction.
由官能化的烯丙基锡烷2合成10-15元α-亚甲基内酯1可以在自由基条件下通过分子内S H 2'反应以中等至高收率干净地进行。
Simple synthesis of α-methylene esters and amides from methacrylic derivatives via tosylated intermediates
作者:Carmen Nájera、Balbino Mancheño、Miguel Yus
DOI:10.1016/s0040-4039(01)80672-9
日期:1989.1
NAJERA, CARMEN;BALDO, BEATRIZ;YUS, MIGUEL, J. CHEM. SOC. PERKIN TRANS. PT 1,(1988) N 5, 1029-1032
作者:NAJERA, CARMEN、BALDO, BEATRIZ、YUS, MIGUEL
DOI:——
日期:——
Intramolecular SH2′ macrocyclisations
作者:Jack E. Baldwin、Robert M. Adlington、Mark B. Mitchell、Jeremy Robertson
DOI:10.1016/s0040-4020(01)86541-8
日期:1991.7
The synthesis of 10–15 membered α-methylene macrocyclic lactones from the functionalised allylstannanes (7e)–(7j) is described. Attempts to synthesise analogous 6–9 membered lactones proved unsuccessful, resulting instead in the production of dilactones and AIBN derived adducts.