Dichloro[1,3-bis(2,4,6-trimethylphenyl)-2-imidazolidinylidene](3-methyl-2-butenylidene)(tricyclohexylphosphine)ruthenium(II)

二氯[1,3-双(2,4,6-三甲基苯基)-2-咪唑烷亚基](3-甲基-2-亚丁烯基)(三环己基膦)钌(II)

Also known as: Grubbs Catalyst M207, Grubbs Catalyst C827, Grubbs Catalyst(TM) C827, [SIMes]dichloro(3-methyl-2-butenylidene)(tricyclohexylphosphine)Ru(II), RuCl2(=CH-CH=CMe2)(ImH2Mes)(PCy3), Ruthenium,[1,3-bis(2,4,6-trimethylphenyl)-2-imidazolidinylidene]dichloro(3-methyl-2-buten-1-ylidene)(tricyclohexylphosphine)-,(SP-5-41)-

Dichloro[1,3-bis(2,4,6-trimethylphenyl)-2-imidazolidinylidene](3-methyl-2-butenylidene)(tricyclohexylphosphine)ruthenium(II) (CAS 253688-91-4) is a compound in the Pharma Intermediates category listed in the Jingsj chemical database. It has the molecular formula C44H68Cl2N2PRu and a molecular weight of 827.97400 g/mol. It is also known as Grubbs Catalyst M207, Grubbs Catalyst C827 and Grubbs Catalyst(TM) C827. GHS signal word: Warning. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
253688-91-4
Jingsj CID
J-1768737-9
Molecular Formula
C44H68Cl2N2PRu
Chinese Name
二氯[1,3-双(2,4,6-三甲基苯基)-2-咪唑烷亚基](3-甲基-2-亚丁烯基)(三环己基膦)钌(II)
Molecular Weight
827.97400 g/mol
Category
Pharma Intermediates
Last updated
8/21/2026

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GHS Safety & Compliance

FlammableSignal word: Warning

Frequently Asked Questions

What is the CAS number of Dichloro[1,3-bis(2,4,6-trimethylphenyl)-2-imidazolidinylidene](3-methyl-2-butenylidene)(tricyclohexylphosphine)ruthenium(II)?

The CAS number of Dichloro[1,3-bis(2,4,6-trimethylphenyl)-2-imidazolidinylidene](3-methyl-2-butenylidene)(tricyclohexylphosphine)ruthenium(II) is 253688-91-4.

What are the molecular formula and molecular weight of Dichloro[1,3-bis(2,4,6-trimethylphenyl)-2-imidazolidinylidene](3-methyl-2-butenylidene)(tricyclohexylphosphine)ruthenium(II)?

Dichloro[1,3-bis(2,4,6-trimethylphenyl)-2-imidazolidinylidene](3-methyl-2-butenylidene)(tricyclohexylphosphine)ruthenium(II) has molecular formula C44H68Cl2N2PRu and molecular weight 827.97400 g/mol.

Is Dichloro[1,3-bis(2,4,6-trimethylphenyl)-2-imidazolidinylidene](3-methyl-2-butenylidene)(tricyclohexylphosphine)ruthenium(II) hazardous?

Dichloro[1,3-bis(2,4,6-trimethylphenyl)-2-imidazolidinylidene](3-methyl-2-butenylidene)(tricyclohexylphosphine)ruthenium(II) has GHS signal word Warning.

Data compiled from public chemical databases and supplier catalogs; supplier offers are provided by suppliers.

Last updated:

How to cite: Jingsj. "Dichloro[1,3-bis(2,4,6-trimethylphenyl)-2-imidazolidinylidene](3-methyl-2-butenylidene)(tricyclohexylphosphine)ruthenium(II) (CAS 253688-91-4)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1768737-9 (accessed 2026-10-26).

Data for reference only; verify specifications, grades and regulatory status with suppliers before purchase.