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2,2'-DITHIODIBENZOIC ACIDICSC: 1623
April 2006
CAS #: 119-80-22, 2'-Dithiobis[benzoic acid]
Benzoic acid, 2,2'-dithiobis-
Bis(2-carboxyphenyl) disulfide
Diphenyldisulfide-2,2'-dicarboxylic acid
2,2'-Dithiosalicylic acid
EINECS #: 204-352-8

  ACUTE HAZARDS PREVENTION FIRE FIGHTING
FIRE & EXPLOSION Combustible. Gives off irritating or toxic fumes (or gases) in a fire.    NO open flames.    Use water spray, foam, powder, carbon dioxide.   

See Notes.   
  SYMPTOMS ACUTE HAZARDS FIRST AID
Inhalation Cough.     
Skin Redness.  Protective gloves.  Rinse skin with plenty of water or shower. 
Eyes Redness.  Wear safety spectacles.  First rinse with plenty of water for several minutes (remove contact lenses if easily possible), then refer for medical attention. 
Ingestion   Do not eat, drink, or smoke during work.  Rinse mouth. Give one or two glasses of water to drink. Refer for medical attention . 

SPILLAGE DISPOSAL CLASSIFICATION & LABELLING
Personal protection: particulate filter respirator adapted to the airborne concentration of the substance. Sweep spilled substance into covered containers. If appropriate, moisten first to prevent dusting. Do NOT let this chemical enter the environment. 

According to UN GHS Criteria

 

Transportation
UN Classification
 

STORAGE
Separated from strong oxidants. Store in an area without drain or sewer access. 
PACKAGING
 
2,2'-DITHIODIBENZOIC ACID ICSC: 1623
PHYSICAL & CHEMICAL INFORMATION

Physical State; Appearance
WHITE-TO-YELLOW POWDER. 

Physical dangers
 

Chemical dangers
Decomposes on burning. This produces corrosive fumes including sulfur oxides. 

Formula: C14H10O4S2 / COOH-C6H4-S-S-C6H4-COOH
Molecular mass: 306.35
Melting point: 287 - 290 °C
Solubility in water: none 


EXPOSURE & HEALTH EFFECTS

Routes of exposure
 

Effects of short-term exposure
 

Inhalation risk
 

Effects of long-term or repeated exposure
 


Occupational exposure limits
 

ENVIRONMENT
 

NOTES
Insufficient data are available on the effect of this substance on human health, therefore utmost care must be taken.
Environmental effects from the substance have not been investigated. 

ADDITIONAL INFORMATION
  EC Classification
 

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    See Also:
       Toxicological Abbreviations