Tricarbonyl(2-methylcyclopentadienyl)manganese

Basic Information

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CAS Number

12108-13-3

Molecular Formula

C9H7MnO3

Molecular Weight

218.09 g/mol

EINECS

235-166-5

Chemical Classification

Basic Chemical Raw Materials Organic Chemicals Carboxylic Acids

Basic Chemical Raw Materials Organic Chemicals Nitriles

Basic Physical Properties

Melting Point

-1 °C

Boiling Point

232-233 °C

Density

1.38 g/mL at 25 °C

Water Solubility

Insoluble in water. Soluble in hydrocarbon solvents, alcohols, ether, acetone

Flash Point

205 °F

Refractive Index

n20/D 1.584(lit.)

Vapor Pressure

0.05 mm Hg ( 20 °C)

Vapor Density

>1 (vs air)

SMILES

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C[C]1[CH][CH][CH][CH]1.[O+]#[C-].[O+]#[C-].[O+]#[C-].[Mn]

InChI

InChI=1S/C6H3.3CHO.Mn/c1-6-4-2-3-5-6;3*1-2;/h1H3;3*1H;/q-1;;;;+1

InChIKey

LYHJNAIHGFWRKM-UHFFFAOYSA-N

LogP

3.4 at 26℃

Complexity

43.3

Safety Information

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Hazard Statement

H301 Toxic if swallowed
Acute toxicity, oral

H315 Causes skin irritation
Skin corrosion/irritation

H372 Causes damage to organs through prolonged or repeated exposure
Specific target organ toxicity, repeated exposure

H410 Very toxic to aquatic life with long lasting effects
Hazardous to the aquatic environment, long-term hazard

Hazard Class

Class 6.1 Class 6.1

Stability

稳定的。与强氧化剂不相容。

Sensitiveness

Air Sensitive

Toxicity

LD50 orally in mice, guinea pig, rabbit: 352; 905; 95 mg/kg; orally in male, female rats: 175 ±33; 89 ±14; LC50 inhalation in rat: 0.22 mg/l (Stara)

Synonyms & References

English

(methylcyclopentadienyl)manganesetricarbonyl[qr]
(methylcyclopentadienyl)tricarbonyl-manganes
(Methylcyclopentadienyl)tricarbonylmanganese
(methylcyclopentadienyl)tricarbonylmanganese[qr]
2-methylcyclopentadienyl
2-methylcyclopentadienylmanganesetricarbonyl[qr]
Ak-33x
ak-33x[qr]
tricarbonyl(methylcyclopentadienyl)manganese
MMT
Methylcyclopentadienyl manganese tricarbonyl
(1-Methyl-2,4-cyclopentadien-1-yl)manganese tricarbonyl
(eta5-Methylcyclopentadienyl) manganese tricarbonyl-
Gasoline antiknock
Tricarbonyl(2-methylcyclopentadienyl)manganese
carbon monoxide,manganese,5-methylcyclopenta-1,3-diene
(Methylcyclopentadienyl)tricarbonylmanganese Ethyl MMT MCMT MMT
Antiknock-33
Ethyl MMT
MCMT
NSC 22316
Methylcyclopentadienylmanganese Tricarbonyl
Tricarbonyl(methylcyclopentadienyl)manganese

MDL Number

MFCD00001426

EC Number

235-166-5

FAQ

What is Tricarbonyl(2-methylcyclopentadienyl)manganese (CAS: 12108-13-3)?

Tricarbonyl(2-methylcyclopentadienyl)manganese, also known as MMT, is a metallic complex compound. It has the chemical formula (C5H5CHMe)2Mn(CO)3. This compound is widely recognized for its use as an anti-knock agent in gasoline, improving fuel efficiency and reducing engine knocking.

What are the main uses of Tricarbonyl(2-methylcyclopentadienyl)manganese (CAS: 12108-13-3)?

Tricarbonyl(2-methylcyclopentadienyl)manganese (MMT) is primarily used as an anti-knock agent in unleaded gasoline. It is also utilized in the pharmaceutical industry for certain applications and as a research compound in various chemical studies.

Is Tricarbonyl(2-methylcyclopentadienyl)manganese (CAS: 12108-13-3) safe?

Tricarbonyl(2-methylcyclopentadienyl)manganese is generally considered safe when handled properly. However, it should be used with caution as it may cause skin irritation and respiratory issues. Proper protective measures, such as gloves and a respirator, are recommended to prevent exposure.

How should Tricarbonyl(2-methylcyclopentadienyl)manganese (CAS: 12108-13-3) be stored?

Tricarbonyl(2-methylcyclopentadienyl)manganese should be stored in a cool, dry place away from direct sunlight and heat sources. It should be kept in a tightly sealed container to prevent degradation. It is also advisable to store it in a well-ventilated area to minimize the risk of inhalation.