1,2-bis(phosphino)benzene

Synonym:none

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Section 2: Composition and Information on Ingredients
IngredientCAS NumberPercentACGIH (TWA)OSHA (PEL)
Title Compound80510-04-9100%no datano data

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Section 3: Hazards Identification
Harmful by inhalation, in contact with skin and if swallowed. May ignite spontaneously on contact with air.
Emergency Overview:
Contact with skin may result in severe chemical burns.
Primary Routes of Exposure:Skin and inhalation
Eye Contact:May cause mild to severe irritation of the eyes.
Skin Contact:Harmful in contact with skin. May cause mild irritation of the skin, or thermal burns if ignited.
Inhalation:Harmful by inhalation. Inhalation may lead to dizziness and headaches.
Harmful if swallowed. Ingestion is an unlikely mode of entry as the material is pyrophoric and has a noxious
Ingestion:
odor.
Acute Health Affects:Harmful by inhalation, in contact with skin and if swallowed.
Chronic Health Affects:No information available on long term exposure to this material.
NTP:No
IARC:No
OSHA:No

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SECTION 4: First Aid Measures
Immediately flush the eyes with copious amounts of water for at least 15 minutes. A victim will need
Eye Exposure:
assistance in keeping their eye lids open. Get immediate medical attention.
Wash the affected area immediately with water. Remove contaminated clothing if necessary. Seek medical
Skin Exposure:
assistance if irritation persists.
Remove victim to fresh air immediately. Keep the victim lying down and warm. Give oxygen as soon as
Inhalation:
possible. If shock occurs, respond with appropriate first aid. Transport the victim to a hospital.
Seek medical attention immediately. Keep the victim calm. Give water to dilute the toxin (only if conscious).
Ingestion:
Induce vomiting only if directed by medical personnel.

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SECTION 5: Fire Fighting Measures
Flash Point:no data
Autoignition Temperature:Pyrophoric
Explosion Limits:Pyrophoric
Extinguishing Medium:carbon dioxide, dry powder or foam
The pyrophoric liquid may reignite. Fire fighters should be equipped with an approved positive pressure
Special Fire Fighting Procedures:
self-contained breathing apparatus and full protective clothing.
Hazardous Combustion andIf involved in a fire this material may emit toxic organic fumes and vapors of phosphorus pentoxide.
Decomposion Products:
Unusual Fire or Explosion Hazards: Spontaneously flammable in air, especially in contact with organic matter such as paper or cloth.

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SECTION 6: Accidental Release Measures
'The material may ignite spontaneously in air. Avoid static discharge. Burning material may release
toxic fumes. In case of poor ventilation, leave the area unless fitted with a self-contained breathing apparatus.
Spill and Leak Procedures:
Small spills can be mixed with ground limestone, sodium bicarbonate, or other suitable absorbents, swept up,
and held in a closed metal can.

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SECTION 7: Handling and Storage
Store in a tightly sealed container under an inert atmosphere of nitrogen or argon. Keep away from heat.
Handling and Storage:Material should be transferred under an inert atmosphere of nitrogen or argon in a efficient fume hood. Fire
may occur in emptied container and transfer lines.

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SECTION 8: Exposure Controls and Personal Protection
Always wear approved safety glasses. When handling this substance wear a face shield as added protection.
Eye Protection:
Skin Protection:Wear protective clothing and gloves. Consult with glove manufacturer to determine the proper type of glove.
Ventilation:Material has a pungent odor. Always handle material in an efficient fume hood.
If ventilation is not available a respirator should be worn. The use of respirators requires a Respirator
Respirator:
Protection Program to be in compliance 29 CFR 1910.134.
Ventilation:Material has a pungent odor. Always handle material in an efficient fume hood.
Additional Protection:Wear a full face shield, flame resistant lab apron and suitable gloves.

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SECTION 9: Physical and Chemical Properties
Color and Form:colorless liq.
Molecular Weight:142.08
Melting Point:no data
Boiling Point:53-55°C /0.25mm
Vapor Pressure:no data
Specific Gravity:no data
Odor:pungent and noxious odor
Solubility in Water:insoluble

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SECTION 10: Stability and Reactivity
Stability:air-sensitive, pyrophoric liquid
Hazardous Polymerization:no hazardous polymerization
Contact with air. Material may spontaneously ignite, especially in the presence of organic matter such as
Conditions to Avoid:
paper or cloth.
Incompatibility:oxidizing agents, halogens, air (pyrophoric), halocarbons, sulfur.
Decomposition Products:carbon dioxide, carbon monoxide, organic vapors, and phosphorus pentoxide.

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SECTION 11: Toxicological Information
RTECS Data:No information available in the RTECS files.
Carcinogenic Effects:No information available.
Mutagenic Effects:No information available.
Tetratogenic Effects:No information available.

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SECTION 12: Ecological Information
Ecological Information:No information available.

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SECTION 13: Disposal Considerations
Disposal:Dispose of this material according to local, state and federal regulations.

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SECTION 14: Transportation
Shipping Name (CFR):Pyrophoric liquids, organic, N.O.S.
Hazard Class (CFR):4.2
Additional Hazard Class (CFR):NA
Packaging Group (CFR):I
UN ID Number (CFR):UN# 2845
Shipping Name (IATA):Forbidden
Hazard Class (IATA):NA
Additional Hazard Class (IATA):NA
Packaging Group (IATA):NA
UN ID Number (IATA):NA

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SECTION 15: Regulatory Information
TSCA:not listed on the TSCA inventory
SARA (Title 313):not regulated by SARA 313
Second Ingredient:none

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SECTION 16 - ADDITIONAL INFORMATION
N/A