Bis(pentamethylcyclopentadienyl)nickel

双(五甲基环戊二烯)镍

Also known as: Decamethylnickelocene, Bis(pentamethylcyclopentadienyl)nickel(II), nickel(2+),1,2,3,5,5-pentamethylcyclopenta-1,3-diene, Bis(η5-pentamethylcyclopentadienyl)nickel

Bis(pentamethylcyclopentadienyl)nickel (CAS 74507-63-4) is a compound in the Aliphatic Hydrocarbons category listed in the Jingsj chemical database. It has the molecular formula C20H30Ni and a molecular weight of 329.14600 g/mol. It is also known as Decamethylnickelocene, Bis(pentamethylcyclopentadienyl)nickel(II) and nickel(2+),1,2,3,5,5-pentamethylcyclopenta-1,3-diene. Key properties include a melting point of 261-266ºC(lit.), a boiling point of 170.2ºC at 760 mmHg and a flash point of 44.4ºC. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
74507-63-4
Jingsj CID
J-1322-8
Molecular Formula
C20H30Ni
Chinese Name
双(五甲基环戊二烯)镍
Molecular Weight
329.14600 g/mol
Category
Aliphatic Hydrocarbons
Last updated
8/21/2026

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Physicochemical Properties

Melting Point261-266ºC(lit.)
Boiling Point170.2ºC at 760 mmHg
Flash Point44.4ºC

Frequently Asked Questions

What is the CAS number of Bis(pentamethylcyclopentadienyl)nickel?

The CAS number of Bis(pentamethylcyclopentadienyl)nickel is 74507-63-4.

What are the molecular formula and molecular weight of Bis(pentamethylcyclopentadienyl)nickel?

Bis(pentamethylcyclopentadienyl)nickel has molecular formula C20H30Ni and molecular weight 329.14600 g/mol.

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

Last updated:

How to cite: Jingsj. "Bis(pentamethylcyclopentadienyl)nickel (CAS 74507-63-4)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1322-8 (accessed 2026-10-23).

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