Synthesis of 2,3,3a,9a-Tetrahydro-1<i>H</i>-cyclopenta[<i>b</i>]quinoxaline-1,3,4,9-tetracarboxylate by Cyclization of 1,5-Bis[(trimethylsilyl)oxy]penta-1,4-dienes with Quinoxalines
作者:Sven Rotzoll、Holger Feist、Jörg-Peter Gütlein、Dirk Michalik、Nazken K. Kelzhanova、Zharylkasyn A. Abilov、Alexander Villinger、Peter Langer
DOI:10.1002/hlca.201400244
日期:2015.3
The cyclization of 1,5‐bis[(trimethylsilyl)oxy]penta‐1,4‐dienes with quinoxalines and chloroformates afforded 2,3,3a,9a‐tetrahydro‐1H‐cyclopenta[b]quinoxaline‐1,3,4,9‐tetracarboxylate.
1,5-双[(三甲基甲硅烷基)氧基]戊-1,4-二烯与喹喔啉和氯甲酸酯的环化反应得到2,3,3a,9a-四氢-1 H-环戊五[ b ]喹喔啉-1,3,4 ,9-四羧酸盐。
1,5-Bis(trimethylsiloxy)-1,5-dimethoxy-1,4-pentadienes. cyclopropane synthesis via intramolecular coupling.