Dichloro(3-methyl-2-butenylidene)bis(tricyclohexylphosphine)ruthenium(II)

二氯化(3-甲基-2-丁烯亚基)二(三环己基膦)钌

Also known as: (SP-5-31)-Dichloro(3-methyl-2-butenylidene)bis(tricyclohexylphosphine)ruthenium, 3-Methyl-2-butenylidene-bis(tricyclohexylphosphine)dichlororuthenium, 3-Methyl-2-butenylidene-bis(tricyclohexylphosphine)ruthenium dichloride, Bis(tricyclohexylphosphine)isopentenylidene ruthenium dichloride, Bistricyclohexylphosphinemethylbutenylidenerutheniumdich, Dichloro(3-methyl-2-buten-1-ylidene)bis(tricyclohexylphosphine)ruthenium, Grubbs Catalyst 801, Grubbs catalyst 3-methyl-2-butenylidene, RuCl2(=CHCH=CMe2)(PCy3)2, dichloro(3-methylbut-2-enylidene)ruthenium, tricyclohexylphosphane, MFCD04039970

Dichloro(3-methyl-2-butenylidene)bis(tricyclohexylphosphine)ruthenium(II) (CAS 194659-03-5) is a compound in the Aliphatic Hydrocarbons category listed in the Jingsj chemical database. It has the molecular formula C41H74Cl2P2Ru and a molecular weight of 800.950 g/mol. It is also known as (SP-5-31)-Dichloro(3-methyl-2-butenylidene)bis(tricyclohexylphosphine)ruthenium, 3-Methyl-2-butenylidene-bis(tricyclohexylphosphine)dichlororuthenium and 3-Methyl-2-butenylidene-bis(tricyclohexylphosphine)ruthenium dichloride. Key properties include a melting point of 160-165ºC(lit.), a boiling point of 383.4±0.0 °C at 760 mmHg and a flash point of 195.6±0.0 °C. GHS signal word: Warning. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
194659-03-5
Jingsj CID
J-1368739-7
Molecular Formula
C41H74Cl2P2Ru
Chinese Name
二氯化(3-甲基-2-丁烯亚基)二(三环己基膦)钌
Molecular Weight
800.950 g/mol
Category
Aliphatic Hydrocarbons
Last updated
8/21/2026

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Physicochemical Properties

Melting Point160-165ºC(lit.)
Boiling Point383.4±0.0 °C at 760 mmHg
Flash Point195.6±0.0 °C

GHS Safety & Compliance

FlammableSignal word: Warning

Frequently Asked Questions

What is the CAS number of Dichloro(3-methyl-2-butenylidene)bis(tricyclohexylphosphine)ruthenium(II)?

The CAS number of Dichloro(3-methyl-2-butenylidene)bis(tricyclohexylphosphine)ruthenium(II) is 194659-03-5.

What are the molecular formula and molecular weight of Dichloro(3-methyl-2-butenylidene)bis(tricyclohexylphosphine)ruthenium(II)?

Dichloro(3-methyl-2-butenylidene)bis(tricyclohexylphosphine)ruthenium(II) has molecular formula C41H74Cl2P2Ru and molecular weight 800.950 g/mol.

Is Dichloro(3-methyl-2-butenylidene)bis(tricyclohexylphosphine)ruthenium(II) hazardous?

Dichloro(3-methyl-2-butenylidene)bis(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(3-methyl-2-butenylidene)bis(tricyclohexylphosphine)ruthenium(II) (CAS 194659-03-5)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1368739-7 (accessed 2026-10-25).

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