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Merck

707961

Grubbs Catalyst® C833

95%

Synonym(s):

Dichloro(PCy3)[(tricyclohexylphosphoranyl)methylidene]Ru tetrafluoroborate, Dichloro(tricyclohexylphosphine)[(tricyclohexylphosphoranyl)methylidene]ruthenium(II) tetrafluoroborate, Piers 1st generation metathesis catalyst

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About This Item

Empirical Formula (Hill Notation):
C37H67BCl2F4P2Ru
CAS Number:
1020085-61-3
Molecular Weight:
832.66
MDL number:
MFCD15144782
UNSPSC Code:
12352300
PubChem Substance ID:
329762759
NACRES:
NA.22

Key Documents

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Assay

95%

form

solid

reaction suitability

core: ruthenium
reagent type: catalyst
reaction type: Ring Opening Metathesis Polymerisation

mp

203 °C (dec.)

storage temp.

2-8°C

SMILES string

F[B-](F)(F)F.C1CCC(CC1)P(C2CCCCC2)C3CCCCC3.Cl\[Ru](Cl)=C/[P+](C4CCCCC4)(C5CCCCC5)C6CCCCC6

InChI

1S/C19H34P.C18H33P.BF4.2ClH.Ru/c1-20(17-11-5-2-6-12-17,18-13-7-3-8-14-18)19-15-9-4-10-16-19;1-4-10-16(11-5-1)19(17-12-6-2-7-13-17)18-14-8-3-9-15-18;2-1(3,4)5;;;/h1,17-19H,2-16H2;16-18H,1-15H2;;2*1H;/q+1;;-1;;;+2/p-2

InChI key

YFCZUTDHPBTFQL-UHFFFAOYSA-L

Application

Cationic 4-coordinate catalyst is considered “pre-activated” because no ligand dissociation is required for formation of the active catalytic species. Has reactivity profile similar to Grubbs Catalyst® 1st Generation but is active at much lower temperatures (below 0 °C).

Legal Information

Grubbs Catalyst is a registered trademark of Umicore AG & Co. KG

Pictograms

Flame
GHS02

Signal Word

Warning

Hazard Statements

H228

Hazard Classifications

Flam. Sol. 2

Storage Class Code

4.1B - Flammable solid hazardous materials

WGK

WGK 1

Flash Point(F)

Not applicable

Flash Point(C)

Not applicable

Personal Protective Equipment

dust mask type N95 (US), Eyeshields, Gloves

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Certificates of Analysis (COA)

Lot/Batch Number
MKBB2777

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Romero, P. E.; Piers, W. E.; McDonald, R.
Angewandte Chemie (International Edition in English), 6161-6161 (2004)
Kinetic and thermodynamic analysis of processes relevant to initiation of olefin metathesis by ruthenium phosphonium alkylidene catalysts.
Leitao EM, et al.
Journal of the American Chemical Society, 132(8), 2784-2794 (2010)

Articles

Ring-Closing Alkyne Metathesis (RCAM)

Alkyne metathesis has been a useful tool for C–C bond formation since the discovery of structurally well-defined metal alkylidynes by Schrock and coworkers.

閉環炔基元合成反應 (RCAM)

自 Schrock 及其同事發現結構明確的金屬烷基炔以來，炔元合成一直是 C-C 鍵形成的有用工具。

Related Content

Grubbs Group – Prof. Product Portal

Research focuses on ruthenium alkylidene complexes for versatile olefin metatheses catalysis in the Grubbs group.

Olefin Metathesis Application Guide

The Olefin Application Metathesis Application Guide provides - The Key Features of Metathesis, General Reaction Procedures, Guidance for Choosing the Correct Metathesis Route, A Metathesis Quick Guide

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