682330

Grubbs Catalyst^® M300

• Synonym(s): Grubbs Catalyst^® 3rd Generation, Grubbs Catalyst^® M37a (C884), Dichloro[1,3-bis(2,4,6-trimethylphenyl)-2-imidazolidinylidene](benzylidene)bis(3-bromopyridine)ruthenium(II), Grubbs Catalyst^® C884, [1,3-Bis(2,4,6-trimethylphenyl)-2-imidazolidinylidene]dichloro(phenylmethylene)bis(3-bromopyridine)ruthenium(II), [1,3-Dimesityl-2-imidazolidinylidene]dichloro(phenylmethylene)bis(3-bromopyridine)ruthenium(II)
• Empirical Formula (Hill Notation): C₃₈H₄₀Br₂Cl₂N₄Ru
• CAS Number: 900169-53-1
• Molecular Weight: 884.54
• MDL number: MFCD09265164
• UNSPSC Code: 12161600
• PubChem Substance ID: 329760489
• NACRES: NA.22

Properties

• reaction suitability: core: ruthenium; reagent type: catalyst; reaction type: Ring-Opening Polymerization
• mp: 140 °C (dec.)
• storage temp.: 2-8°C
• SMILES string: 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
• InChI key: YDOACSUCKSODBO-UHFFFAOYSA-L

Description

Application

Metathesis: Ruthenium-Based Metathesis Catalysts

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.

Other Notes

Grubbs Catalyst^® Technology for Olefin Metathesis by Aldrich

Legal Information

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

Safety Information

• Storage Class: 11 - Combustible Solids
• wgk_germany: WGK 3
• flash_point_f: Not applicable
• flash_point_c: Not applicable