DUSSOURD, DAVID E.;UBIK, KAREL;HARVIS, CARL;RESCH, JASMES;MEINWALD, JERRO+, PROC. NAT. ACAD. SCI. USA, 85,(1988) N 16, C. 5992-5996
作者:DUSSOURD, DAVID E.、UBIK, KAREL、HARVIS, CARL、RESCH, JASMES、MEINWALD, JERRO+
DOI:——
日期:——
Chemistry of pyrrolizidine alkaloids revisited—semi-synthetic microwave and continuous-flow approaches toward Crotalaria-alkaloids
作者:Sabrina T. Martinez、Angelo C. Pinto、Toma Glasnov、C. Oliver Kappe
DOI:10.1016/j.tetlet.2014.05.055
日期:2014.7
Efficient and rapid syntheses of various pyrrolizidine alkaloids via microwave synthetic protocols using monocrotaline from a natural source (Crotalariaspectabilis) are reported. Retronecine, hydroxydanaidal, and acetylated hydroxydanaidal (utilized in the chemical communication system of various insect species) were obtained. In addition, a continuous flow hydrogenolysis/hydrogenation approach to