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DIPHENYL ETHERICSC: 0791
Diphenyl oxide
Phenoxybenzene
1,1'-Oxybis(benzene)
Phenyl ether
April 2014
CAS #: 101-84-8
UN #: 3077
EC Number: 202-981-2

  ACUTE HAZARDS PREVENTION FIRE FIGHTING
FIRE & EXPLOSION Combustible.    NO open flames.    Use water spray, powder, foam, carbon dioxide.   

   
  SYMPTOMS PREVENTION FIRST AID
Inhalation Sore throat. Cough.  Use ventilation. Use local exhaust.  Fresh air, rest. 
Skin Redness.  Protective gloves.  Remove contaminated clothes. Rinse and then wash skin with water and soap. 
Eyes Redness. Pain.  Wear safety spectacles.  Rinse with plenty of water for several minutes (remove contact lenses if easily possible). 
Ingestion   Do not eat, drink, or smoke during work.  Rinse mouth. 

SPILLAGE DISPOSAL CLASSIFICATION & LABELLING
Do NOT let this chemical enter the environment. Collect leaking and spilled liquid in sealable containers as far as possible. Absorb remaining liquid in sand or inert absorbent. If solid: sweep spilled substance into containers. If appropriate, moisten first to prevent dusting. Then store and dispose of according to local regulations. 

According to UN GHS Criteria

enviro;aqua
WARNING
May be harmful if swallowed
Causes mild skin irritation
Causes eye irritation
Very toxic to aquatic life with long lasting effects 

Transportation
UN Classification
UN Hazard Class: 9; UN Pack Group: III 

STORAGE
Separated from strong oxidants. Store in an area without drain or sewer access. Provision to contain effluent from fire extinguishing. 
PACKAGING
Marine pollutant. 
DIPHENYL ETHER ICSC: 0791
PHYSICAL & CHEMICAL INFORMATION

Physical State; Appearance
COLOURLESS LIQUID OR CRYSTALS WITH CHARACTERISTIC ODOUR. 

Physical dangers
 

Chemical dangers
Reacts with strong oxidants. The substance can form explosive peroxides on exposure to air. 

Formula: C12H10O / C6H5OC6H5
Molecular mass: 170.2
Boiling point: 257°C
Melting point: 28°C
Relative density (water = 1): 1.08
Solubility in water, g/100ml: 0.002 (very poor)
Vapour pressure, Pa at 25°C: 2.7
Relative vapour density (air = 1): 5.9
Relative density of the vapour/air-mixture at 20°C (air = 1): 1.00
Flash point: 115°C c.c.
Auto-ignition temperature: 610°C
Explosive limits, vol% in air: 0.8-15
Octanol/water partition coefficient as log Pow: 4.21  


EXPOSURE & HEALTH EFFECTS

Routes of exposure
 

Effects of short-term exposure
The substance is mildly irritating to the eyes, skin and upper respiratory tract. 

Inhalation risk
A harmful contamination of the air will not or will only very slowly be reached on evaporation of this substance at 20°C. 

Effects of long-term or repeated exposure
Repeated or prolonged contact with skin may cause dermatitis. 


OCCUPATIONAL EXPOSURE LIMITS
TLV: 1 ppm as TWA; 2 ppm as STEL.
MAK: 7.1 mg/m3, 1 ppm; peak limitation category: I(1); pregnancy risk group: C.
EU-OEL: 7 mg/m3, 1 ppm as TWA; 14 mg/m3, 2 ppm as STEL 

ENVIRONMENT
The substance is very toxic to aquatic organisms. Bioaccumulation of this chemical may occur in fish. It is strongly advised not to let the chemical enter into the environment. 

NOTES
Health effects of exposure to the substance have not been investigated adequately. 

ADDITIONAL INFORMATION
  EC Classification
 

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    See Also:
       Toxicological Abbreviations
       DIPHENYL ETHER (JECFA Evaluation)