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Methylcyclopentadienyl manganese tricarbonyl

Also known as: Tricarbonyl(methylcyclopentadienyl)manganese, MCMT, MMT, (Methylcyclopentadienyl)tricarbonylmanganese, Methylcyclopentadienylmanganese tricarbonyl, 2-Methylcyclopentadienylmanganese tricarbonyl, Ak-33x, Antiknock-33, Ethyl MMT

Methylcyclopentadienyl manganese tricarbonyl (CAS 12108-13-3) is a compound in the Aliphatic Hydrocarbons category listed in the Jingsj chemical database. It has the molecular formula C9H7MnO3 and a molecular weight of 218.08800 g/mol. Key properties include a melting point of −1 °C(lit.), a boiling point of 232-233 °C(lit.), a density of 1.38 g/mL at 25 °C(lit.) and a flash point of 96.1 °C. No supplier offers are currently listed; request a quote. Record last updated Nov 2, 2026.

CAS No.
12108-13-3
Jingsj CID
J-48113-7
Molecular Formula
C9H7MnO3
Molecular Weight
218.08800 g/mol
Category
Aliphatic Hydrocarbons
Last updated
11/2/2026

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Physicochemical Properties

Melting Point−1 °C(lit.)
Boiling Point232-233 °C(lit.)
Density1.38 g/mL at 25 °C(lit.)
Flash Point96.1 °C
Exact Mass217.97800
LogP0.78760
Additional Property>1 (vs air)
Vapor Pressure0.05 mm Hg ( 20 °C)
Refractive Indexn20/D 1.584(lit.)

Frequently Asked Questions

What is the CAS number of Methylcyclopentadienyl manganese tricarbonyl?

The CAS number of Methylcyclopentadienyl manganese tricarbonyl is 12108-13-3.

What are the molecular formula and molecular weight of Methylcyclopentadienyl manganese tricarbonyl?

Methylcyclopentadienyl manganese tricarbonyl has molecular formula C9H7MnO3 and molecular weight 218.08800 g/mol.

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

Last updated:

How to cite: Jingsj. "Methylcyclopentadienyl manganese tricarbonyl (CAS 12108-13-3)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-48113-7 (accessed 2026-11-06).

Data for reference only; verify product details with suppliers before purchase.