4,5-Difluoro-1,2-phenylenediamine      Revision number: 5    
  SAFETY DATA SHEET

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Section 1. IDENTIFICATION
  Product name:        4,5-Difluoro-1,2-phenylenediamine    
    
  Revision number:        5    

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Section 2. HAZARDS IDENTIFICATION
  GHS classification
  PHYSICAL HAZARDS        Not classified    
  HEALTH HAZARDS
  Skin corrosion/irritation        Category 2    
    Category 2A
  Serious eye damage/eye irritation
  ENVIRONMENTAL HAZARDS        Not classified    
  GHS label elements, including precautionary statements
  Pictograms or hazard symbols
  Signal word        Warning    
  Hazard statements        Causes skin irritation    
    Causes serious eye irritation
  Precautionary statements:
    Wash hands thoroughly after handling.
  [Prevention]
    Wear protective gloves/eye protection/face protection.
    IF IN EYES: Rinse cautiously with water for several minutes. Remove contact lenses,
  [Response]
    if present and easy to do. Continue rinsing.
    If eye irritation persists: Get medical advice/attention.
    IF ON SKIN: Gently wash with plenty of soap and water.
    If skin irritation occurs: Get medical advice/attention.
    Take off contaminated clothing and wash before reuse.

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Section 3. COMPOSITION/INFORMATION ON INGREDIENTS
  Substance/mixture:        Substance    
  Components:        4,5-Difluoro-1,2-phenylenediamine    
  Percent:        >97.0%(GC)(T)    
  CAS Number:        76179-40-3    
  Synonyms:        1,2-Diamino-4,5-difluorobenzene    
    C6H6F2N2
  Chemical Formula:

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Section 4. FIRST AID MEASURES
  Inhalation:        Remove victim to fresh air and keep at rest in a position comfortable for breathing.    
    Get medical advice/attention if you feel unwell.
  4,5-Difluoro-1,2-phenylenediamine

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Section 4. FIRST AID MEASURES
  Skin contact:        Remove/Take off immediately all contaminated clothing. Gently wash with plenty of    
    soap and water. If skin irritation or rash occurs: Get medical advice/attention.
  Eye contact:        Rinse cautiously with water for several minutes. Remove contact lenses, if present    
    and easy to do. Continue rinsing. If eye irritation persists: Get medical
    advice/attention.
  Ingestion:        Get medical advice/attention if you feel unwell. Rinse mouth.    
    A rescuer should wear personal protective equipment, such as rubber gloves and air-
  Protection of first-aiders:
    tight goggles.

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Section 5. FIRE-FIGHTING MEASURES
  Suitable extinguishing        Dry chemical, foam, water spray, carbon dioxide.    
  media:
  Specific hazards arising Take care as it may decompose upon combustion or in high temperatures to
  from the chemical:        generate poisonous fume.    
  Precautions for firefighters: Fire-extinguishing work is done from the windward and the suitable fire-extinguishing
    method according to the surrounding situation is used. Uninvolved persons should
    evacuate to a safe place. In case of fire in the surroundings: Remove movable
    containers if safe to do so.
  Special protective        When extinguishing fire, be sure to wear personal protective equipment.    
  equipment for firefighters:

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Section 6. ACCIDENTAL RELEASE MEASURES
  Personal precautions,        Use personal protective equipment. Keep people away from and upwind of spill/leak.    
  protective equipment and Entry to non-involved personnel should be controlled around the leakage area by
  emergency procedures: roping off, etc.
  Environmental precautions: Prevent product from entering drains.
  Methods and materials for Sweep dust to collect it into an airtight container, taking care not to disperse it.
  containment and cleaning Adhered or collected material should be promptly disposed of, in accordance with
  up: appropriate laws and regulations.

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Section 7. HANDLING AND STORAGE
  Precautions for safe handling
  Technical measures:        Handling is performed in a well ventilated place. Wear suitable protective equipment.    
    Prevent dispersion of dust. Wash hands and face thoroughly after handling.
    Use a local exhaust if dust or aerosol will be generated.
  Advice on safe handling: Avoid contact with skin, eyes and clothing.
  Conditions for safe storage, including any
  incompatibilities
  Storage conditions:        Keep container tightly closed. Store in a cool and dark place.    
    Store under inert gas.
    Store away from incompatible materials such as oxidizing agents.
    Air-sensitive
  Packaging material:        Comply with laws.    

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Section 8. EXPOSURE CONTROLS / PERSONAL PROTECTION
  Engineering controls:        Install a closed system or local exhaust as possible so that workers should not be    
    exposed directly. Also install safety shower and eye bath.
  Personal protective equipment
  Respiratory protection: Dust respirator. Follow local and national regulations.
  Hand protection:        Protective gloves.    
    Safety glasses. A face-shield, if the situation requires.
  Eye protection:
  Skin and body protection: Protective clothing. Protective boots, if the situation requires.

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Section 9. PHYSICAL AND CHEMICAL PROPERTIES
  Physical state (20°C):        Solid    
    Crystal- Powder
  Form:
  4,5-Difluoro-1,2-phenylenediamine

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Section 9. PHYSICAL AND CHEMICAL PROPERTIES
  Colour:        White - Deep yellow red    
  Odour:        No data available    
  pH: No data available
  Melting point/freezing point:132°C
  Boiling point/range:        No data available    
  Flash point:        No data available    
  Flammability or explosive
  limits:
  Lower:        No data available    
  Upper:        No data available    
  Relative density:        No data available    
  Solubility(ies):
  [Water]        No data available    
  [Other solvents]        No data available    

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Section 10. STABILITY AND REACTIVITY
    Stable under proper conditions.
  Chemical stability:
  Possibility of hazardous No special reactivity has been reported.
  reactions:
  Incompatible materials: Oxidizing agents
  Hazardous decomposition Carbon monoxide, Carbon dioxide, Nitrogen oxides (NOx), Hydrogen fluoride
  products:

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Section 11. TOXICOLOGICAL INFORMATION
  Acute Toxicity:        No data available    
  Skin corrosion/irritation: No data available
  Serious eye        No data available    
  damage/irritation:
  Germ cell mutagenicity: No data available
  Carcinogenicity:
  IARC =        No data available    
  NTP =        No data available    
  Reproductive toxicity:        No data available    

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Section 12. ECOLOGICAL INFORMATION
  Ecotoxicity:
  Fish:        No data available    
    No data available
  Crustacea:
  Algae:        No data available    
  Persistence / degradability: No data available
  Bioaccumulative        No data available    
  potential(BCF):
  Mobility in soil
  Log Pow:        No data available    
  Soil adsorption (Koc):        No data available    
    No data available
  Henry's Law
  constant(PaM3/mol):

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Section 13. DISPOSAL CONSIDERATIONS
    Recycle to process, if possible. Consult your local regional authorities. You may be able to dissolve or mix material
    with a combustible solvent and burn in a chemical incinerator equipped with an afterburner and scrubber system.
    Observe all federal, state and local regulations when disposing of the substance.

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Section 14. TRANSPORT INFORMATION
  Hazards Class:        Does not correspond to the classification standard of the United Nations    
  UN-No:        Not listed    
  4,5-Difluoro-1,2-phenylenediamine

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Section 15. REGULATORY INFORMATION
  Safe management ordinance of dangerous chemical product (State Council announces on January 26, 2002
  and revised on February 16,2011): Safe use and production, the storage of a dangerous chemical, transport,
    loading and unloading were prescribed.

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SECTION 16 - ADDITIONAL INFORMATION
N/A