Journal ArticleDOI
Studies on the nature of active species in W(CO)6/CCl4/hν system as applied to metathesis polymerisation reactions
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In this article, the involvement of metal carbene in the polymerisation of norbornene was proved by in situ 1H-NMR study and by the end-capping reaction.About:
This article is published in Journal of Organometallic Chemistry.The article was published on 2000-04-20. It has received 17 citations till now. The article focuses on the topics: Ring-opening metathesis polymerisation & Metathesis.read more
Citations
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Artificial light-gated catalyst systems.
Ragnar S. Stoll,Stefan Hecht +1 more
TL;DR: This Review outlines the general concept of light-gated catalysis based on photocaged and also photoswitchable systems, and discusses relevant examples of the past and recent literature.
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Künstliche lichtgesteuerte Katalysatorsysteme
Ragnar S. Stoll,Stefan Hecht +1 more
TL;DR: In this paper, the authors discuss the problem of bestrahlung in a katalytischen system, i.e., kontrolle uber einen Gegenstand oder einen gesamten Prozess, ist zweifelsohne der ultimative Beweis fur dessen Verstandnis.
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Light-induced olefin metathesis
TL;DR: This survey of the relevant literature summarises past and present developments in the use of light to expedite olefin ring-closing, ring-opening polymerisation and cross-metathesis reactions.
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Novel Ruthenium(II) N-Heterocyclic Carbene Complexes as Catalyst Precursors for the Ring-Opening Metathesis Polymerization (ROMP) of Enantiomerically Pure Monomers: X-ray Structures, Reactivity, and Quantum Chemical Considerations
Michael R. Buchmeiser,Michael R. Buchmeiser,Dongren Wang,Yan Zhang,Sergej Naumov,Klaus Wurst +5 more
TL;DR: In this paper, four chiral enantiomerically pure monomers, exo,exo-N, N-(norborn-5-ene-2,3-dicarbimido)-L-valine-tert-butylamide (endo-2), were subjected to ring-opening metathesis polymerization (ROMP) with Ru(CF3CO2)2(IMesH2)(p-cymene)
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Novel Initiators for Thermally and UV‐Triggered ROMP
Yan Zhang,Dongren Wang,Peter Lönnecke,Thomas Scherzer,Michael R. Buchmeiser,Michael R. Buchmeiser +5 more
TL;DR: In this article, the photo-initiated ring-opening metathesis polymerization (photo-ROMP) was investigated for both norborn-2-ene and functional monomers.
References
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Journal ArticleDOI
Titanacyclobutanes derived from strained, cyclic olefins: the living polymerization of norbornene
TL;DR: Mecanisme de la polymerisation par ouverture de cycle, par metathese en presence de ces derives as mentioned in this paper is a common belief in polymerization.
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Block copolymers by transformation of living ring-opening metathesis polymerization into controlled/living atom transfer radical polymerization
TL;DR: A general method of transformation of living ring-opening metathesis polymerization (ROMP) into controlled/living atom transfer radical polymerization for the preparation of block copolymers is reported in this article.
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Reaction de metathese des olefines induite photochimiquement en presence d'un complexe de metal de transition : VI. Existence probable d'un metallodichlorocarbene primaire
TL;DR: In this paper, a mechanism for the formation of these compounds is outlined, and the mechanism for their formation is described in terms of the insertion of metalladichlorocarbene moieties into the carbon double bond.
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Synthesis of homo and block copolymers of norbornene with W(CO)6 via photo-initiation
B Gita,G. Sundararajan +1 more
TL;DR: In this paper, block copolymers of norbornene and phenylacetylene have been synthesized employing W(CO)6/CCl4 /hν system indicating formation of a metallacarbene as the active species.
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Metathesis of 2-pentene with the W(CO)6/CCl4/hv- system. Role and physical properties of the photogenerated precipitate
TL;DR: In this paper, the role and some characteristic properties of the precipitate formed upon irradiation of the W(CO) 6 /CCl 4 catalyst system in the photoinduced methathesis of 2-pentene were described.