Application of intramolecular Heck reactions to the preparation of steroid and terpene intermediates having cis A-B ring fusions - model studies for the total synthesis of complex cardenolides

dc.contributor.authorLaschat, Sabinede
dc.contributor.authorNarjes, Frankde
dc.contributor.authorOvermann, Larry E.de
dc.date.accessioned2009-07-21de
dc.date.accessioned2016-03-31T11:41:36Z
dc.date.available2009-07-21de
dc.date.available2016-03-31T11:41:36Z
dc.date.issued1994de
dc.date.updated2013-06-14de
dc.description.abstractThe cis-fused tricyclic dienone 13 is the major product formed from intramolecular Heck cyclization of the dienyl triflate 12 (Scheme I). Similarly, the cis-hexahydrophenanthridine 22 is formed in good yield from Heck cyclization of the aryl triflate 21. This latter conversion demonstrates that allylic ether substitution is compatible with intramolecular Heck chemistry and suggests applications of this chemistry in the synthesis of highly oxidized cardenolides.en
dc.identifier.other314601481de
dc.identifier.urihttp://nbn-resolving.de/urn:nbn:de:bsz:93-opus-41469de
dc.identifier.urihttp://elib.uni-stuttgart.de/handle/11682/6997
dc.identifier.urihttp://dx.doi.org/10.18419/opus-6980
dc.language.isoende
dc.rightsinfo:eu-repo/semantics/openAccessde
dc.subject.classificationTerpene , Cardenolide , Steroidede
dc.subject.ddc540de
dc.titleApplication of intramolecular Heck reactions to the preparation of steroid and terpene intermediates having cis A-B ring fusions - model studies for the total synthesis of complex cardenolidesen
dc.typearticlede
ubs.fakultaetFakultätsübergreifend / Sonstige Einrichtungde
ubs.institutSonstige Einrichtungde
ubs.opusid4146de
ubs.publikation.sourceTetrahedron 50 (1994), S. 347-358. URL http://dx.doi.org./10.1016/S0040-4020(01)80759-6de
ubs.publikation.typZeitschriftenartikelde

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