Methyl Isocyanate

CAS RN: 624-83-9

Identification

Substance: Methyl Isocyanate

CAS RN: 624-83-9

Shipping Name/Number:
    UN 2480; Methyl isocyanate

State:
    liquid
Color:
    colorless
Odor:
    other odor
Specific Gravity:
    floats in water (< 1)
Vapor Density:
    settles in air (> 1)

Neurological:
    lowered mental state
    unresponsive
    fatigue/weakness
Eyes:
    constricted pupils
    dilated pupils
    light sensitivity
    eye irritation/redness
    eye swelling
    tearing
    impaired vision
    vision loss
Nose:
    nasal irritation
Mouth/Throat:
    coughing/choking
    mouth irritation
    throat irritation
Cardiovascular:
    chest pain
    hypoxia/cyanosis
Respiratory:
    irregular breathing
    shortness of breath
    wheezing
    resp burning/irritation
    chest discomfort
    coughing/choking
    hypoxia/cyanosis
Gastro/Urinary:
    abdom. discomfort
    vomiting
    diarrhea
Skin:
    itching
    skin burns/burning
    skin swelling
    rash
    skin redness

NFPA704-Health:
    4 - Extreme
NFPA704-Flammability:
    3 - Serious
NFPA704-Instability:
    2 - Moderate
NFPA704-Special Hazards:
    Water Reactive

Miscellaneous Categories:
    Not Applicable
DOT Hazard Classifications:
    Class 3 - Flammable liquids (and Combustible liquids [U.S.])
    Class 6 - Toxic substances and Infectious substances
    Division 6.1 - Toxic substances
WMDs:
    Not Applicable

Placard:
    Dangerous - Mixed load/unidentified cargo
    Class 3 - Liquids, flammable/combustible
    Class 3 - Fuel oil, gasoline and hot/elevated temperature
    Division 6.1 - Toxic/Poisonous substances
Rail Car:
    Box car
Road Trailer:
    Mixed Cargo
    Intermodal Freight Container
Find more information on this substance at: PubChem, PubMed