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682330

Sigma-Aldrich

[1,3-Bis(2,4,6-trimethylphenyl)-2-imidazolidinylidene]dichloro(benzylidene)bis(3-bromopyridine)ruthenium(II)

Synonyme(s) :

[1,3-Bis(2,4,6-trimethylphenyl)-2-imidazolidinylidene]dichloro(phenylmethylene)bis(3-bromopyridine)ruthenium(II)

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About This Item

Formule empirique (notation de Hill):
C38H40Br2Cl2N4Ru
Numéro CAS:
Poids moléculaire :
884.54
Numéro MDL:
Code UNSPSC :
12161600
ID de substance PubChem :
Nomenclature NACRES :
NA.22

Pertinence de la réaction

core: ruthenium
reagent type: catalyst
reaction type: Ring-Opening Polymerization

Niveau de qualité

Pf

140 °C (dec.)

Température de stockage

2-8°C

Chaîne SMILES 

Brc1cccnc1.Brc2cccnc2.Cc3cc(C)c(N4CCN(C4=[Ru](Cl)(Cl)=Cc5ccccc5)c6c(C)cc(C)cc6C)c(C)c3

InChI

1S/C21H26N2.C7H6.2C5H4BrN.2ClH.Ru/c1-14-9-16(3)20(17(4)10-14)22-7-8-23(13-22)21-18(5)11-15(2)12-19(21)6;1-7-5-3-2-4-6-7;2*6-5-2-1-3-7-4-5;;;/h9-12H,7-8H2,1-6H3;1-6H;2*1-4H;2*1H;/q;;;;;;+2/p-2

Clé InChI

YDOACSUCKSODBO-UHFFFAOYSA-L

Application

Labile pyridine ligands result in a very fast initiator (even at 0 °C). Effective in cross metathesis of acrylonitrile. Also effective in RCM and the ROMP production of block copolymers and polymers with narrow PDIs.

Informations légales

Product License
This product, its manufacturing or use, is the subject of one or more issued or pending U.S. Patents (and foreign equivalents) owned or controlled by Umicore PMC. The purchase of this product from Umicore PMC through Sigma-Aldrich, its affiliates or their authorized distributors conveys to the buyer a limited, one-time, non-exclusive, non-transferable, non-assignable license. Buyer′s use of this product may infringe patents owned or controlled by third parties. It is the sole responsibility of buyer to ensure that its use of the product does not infringe the patent rights of third parties or exceed the scope of the license granted herein.

For any further information on product please refer to your local Umicore PMC contact at www.pmc.umicore.com.
Grubbs Catalyst is a registered trademark of Umicore AG & Co. KG

Code de la classe de stockage

11 - Combustible Solids

Classe de danger pour l'eau (WGK)

WGK 3

Point d'éclair (°F)

Not applicable

Point d'éclair (°C)

Not applicable


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Consulter la Bibliothèque de documents

Sanford, M. S., et al.
Organometallics, 5314-5314 (2001)
A practical and highly active ruthenium-based catalyst that effects the cross metathesis of acrylonitrile.
Jennifer A Love et al.
Angewandte Chemie (International ed. in English), 41(21), 4035-4037 (2002-11-02)
Ritter, T., et al.
Organometallics, 5740-5740 (2006)
Choi TL, and Grubbs RH.
Aldrichimica Acta, 42(15), 1743-1746 (2003)
Takuya Kanemitsu et al.
Organic letters, 5(24), 4541-4544 (2003-11-25)
[reaction: see text] The octenediol linker used during automated oligosaccharide assembly is cleaved by olefin cross-metathesis. Until now, this linker could not be applied to sugars containing azides. A detailed study of the cleavage reaction served as basis for the

Contenu apparenté

Research in the Grubbs group has centered on the development and application of a suite of highly active, selective, and bench stable ruthenium alkylidene complexes capable of catalyzing versatile olefin metatheses.

Notre équipe de scientifiques dispose d'une expérience dans tous les secteurs de la recherche, notamment en sciences de la vie, science des matériaux, synthèse chimique, chromatographie, analyse et dans de nombreux autres domaines..

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