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METHYLCYCLOPENTADIENYL MANGANESE TRICARBONYLICSC: 1169 (November 2003)
MMT
CAS #: 12108-13-3
UN #: 2810
EC Number: 235-166-5

  ACUTE HAZARDS PREVENTION FIRE FIGHTING
FIRE & EXPLOSION Combustible. Gives off irritating or toxic fumes (or gases) in a fire.  Above 96°C explosive vapour/air mixtures may be formed.  NO open flames.  Above 96°C use a closed system and ventilation.  Use water spray, powder, foam, carbon dioxide.   

 PREVENT GENERATION OF MISTS! STRICT HYGIENE!  
  SYMPTOMS PREVENTION FIRST AID
Inhalation Abdominal pain. Dizziness. Headache. Laboured breathing. Nausea. Cough. Sore throat.  Use ventilation, local exhaust or breathing protection.  Fresh air, rest. Artificial respiration may be needed. Refer for medical attention. 
Skin MAY BE ABSORBED! Redness. Pain.  Protective gloves. Protective clothing.  Remove contaminated clothes. Rinse and then wash skin with water and soap. 
Eyes Redness. Pain.  Wear safety spectacles or eye protection in combination with breathing protection.  First rinse with plenty of water for several minutes (remove contact lenses if easily possible), then refer for medical attention. 
Ingestion See Inhalation.  Do not eat, drink, or smoke during work. Wash hands before eating.  Rinse mouth. Induce vomiting (ONLY IN CONSCIOUS PERSONS!). Refer for medical attention . 

SPILLAGE DISPOSAL CLASSIFICATION & LABELLING
Personal protection: chemical protection suit including self-contained breathing apparatus. Do NOT let this chemical enter the environment. Collect leaking liquid in sealable containers. Absorb remaining liquid in sand or inert absorbent. Then store and dispose of according to local regulations. 

According to UN GHS Criteria

 

Transportation
UN Classification
UN Hazard Class: 6.1; UN Pack Group: I 

STORAGE
Separated from food and feedstuffs. 
PACKAGING
Do not transport with food and feedstuffs. 
METHYLCYCLOPENTADIENYL MANGANESE TRICARBONYL ICSC: 1169
PHYSICAL & CHEMICAL INFORMATION

Physical State; Appearance
DARK ORANGE LIQUID WITH CHARACTERISTIC ODOUR. 

Physical dangers
 

Chemical dangers
On combustion, forms irritating and toxic fumes including manganese oxides and carbon monoxide. Decomposes under the influence of light. 

Formula: C9H7MnO3
Molecular mass: 218.1
Boiling point: 231.7°C
Melting point: 2.2°C
Relative density (water = 1): 1.39
Solubility in water: none
Vapour pressure, Pa at 20°C: 6.2
Flash point: 96°C c.c.
Octanol/water partition coefficient as log Pow: 3.7  


EXPOSURE & HEALTH EFFECTS

Routes of exposure
The substance can be absorbed into the body by inhalation, through the skin and by ingestion. 

Effects of short-term exposure
The substance is irritating to the eyes and skin. The substance may cause effects on the central nervous system, kidneys, liver and lungs. This may result in tissue lesions. Exposure at high levels could cause death. Medical observation is indicated. 

Inhalation risk
 

Effects of long-term or repeated exposure
 


OCCUPATIONAL EXPOSURE LIMITS
TLV: (as Mn): 0.2 mg/m3, as TWA; (skin) 

ENVIRONMENT
The substance is toxic to aquatic organisms. 

NOTES
Do NOT take working clothes home. 

ADDITIONAL INFORMATION
  EC Classification
 

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    See Also:
       Toxicological Abbreviations