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trimellitic anhydride 552-30-7 MSDS
Name: 1 2 4-Benzenetricarboxylic anhydride 97% Material Safety Data Sheet
Synonym: Trimellitic anhydride; Androtrimellitic Acid; 1,3-Dihydro-1,3-dioxo-5-isobenzofurancarboxylic acid; TMA; TMA
CAS: 552-30-7
Section 1 - Chemical Product   MSDS Name:1 2 4-Benzenetricarboxylic anhydride 97% Material Safety Data Sheet
Synonym:Trimellitic anhydride; Androtrimellitic Acid; 1,3-Dihydro-1,3-dioxo-5-isobenzofurancarboxylic acid; TMA; TMA

Section 2 - COMPOSITION, INFORMATION ON INGREDIENTS
CAS# Chemical Name content EINECS#
552-30-7 1,2,4-BENZENETRICARBOXYLIC ANHYDRIDE 100.0 209-008-0
Hazard Symbols: XN XI
Risk Phrases: 36/37/38 42

Section 3 - HAZARDS IDENTIFICATION
  EMERGENCY OVERVIEW
Irritating to eyes, respiratory system and skin. May cause sensitization by inhalation.Moisture sensitive.
Potential Health Effects
Eye:
Causes eye irritation. Causes redness and pain.
Skin:
Causes skin irritation. Causes redness and pain.
Ingestion:
May cause irritation of the digestive tract. May cause nausea and vomiting.
Inhalation:
Causes respiratory tract irritation. May cause severe allergic respiratory reaction. May cause anemia. Similar compounds have caused asthma, cough, wheezing, shortness of breath, anemia, weakness chills, fever, aching muscles and joints. May lead to restrictive lung disease.
Chronic:
Chronic inhalation may cause effects similar to those of acute inhalation.

Section 4 - FIRST AID MEASURES
  Eyes: Flush eyes with plenty of water for at least 15 minutes, occasionally lifting the upper and lower eyelids. Get medical aid immediately.
Skin:
Get medical aid. Flush skin with plenty of water for at least 15 minutes while removing contaminated clothing and shoes.
Ingestion:
If victim is conscious and alert, give 2-4 cupfuls of milk or water.
Get medical aid immediately. Wash mouth out with water.
Inhalation:
Get medical aid immediately. Remove from exposure and move to fresh air immediately. If not breathing, give artificial respiration. If breathing is difficult, give oxygen.
Notes to Physician:

Section 5 - FIRE FIGHTING MEASURES
  General Information:
As in any fire, wear a self-contained breathing apparatus in pressure-demand, MSHA/NIOSH (approved or equivalent), and full protective gear.
Extinguishing Media:
Use water spray, dry chemical, carbon dioxide, or chemical foam.

Section 6 - ACCIDENTAL RELEASE MEASURES
  General Information: Use proper personal protective equipment as indicated in Section 8.
Spills/Leaks:
Vacuum or sweep up material and place into a suitable disposal container.

Section 7 - HANDLING and STORAGE
  Handling:
Wash thoroughly after handling. Avoid contact with skin and eyes. Do not ingest or inhale. Use only in a chemical fume hood.
Storage:
Store in a cool, dry place. Store in a tightly closed container.

Section 8 - EXPOSURE CONTROLS, PERSONAL PROTECTION
  Engineering Controls:
Use adequate ventilation to keep airborne concentrations low.
Exposure Limits CAS# 552-30-7: United Kingdom, WEL - TWA: 0.04 mg/m3 TWA United Kingdom, WEL - STEL: 0.12 mg/m3 STEL Belgium - STEL: 0.04 mg/m3 VLE (fumes) France - VME: 0.005 ppm VME (fume); 0.04 mg/m3 VME (fume) Germany: 0.04 mg/m3 TWA (respirable fraction, smoke) Japan: 0.04 mg/m3 OEL Japan: 0.1 mg/m3 Ceiling Malaysia: 0.44 mg/m3 Ceiling Netherlands: 0.04 mg/m3 STEL Russia: 0.1 mg/m3 TWA Spain: 0.04 mg/m3 VLA-ED Spain: 0.12 mg/m3 VLA-EC Personal Protective Equipment Eyes: Wear appropriate protective eyeglasses or chemical safety goggles as described by OSHA's eye and face protection regulations in 29 CFR 1910.133 or European Standard EN166.
Skin:
Wear appropriate protective gloves to prevent skin exposure.
Clothing:
Wear appropriate protective clothing to prevent skin exposure.
Respirators:
Follow the OSHA respirator regulations found in 29 CFR 1910.134 or European Standard EN 149. Use a NIOSH/MSHA or European Standard EN 149 approved respirator if exposure limits are exceeded or if irritation or other symptoms are experienced.

Section 9 - PHYSICAL AND CHEMICAL PROPERTIES
 
Physical State: Solid
Color: Not available.
Odor: Not available.
pH: Not available.
Vapor Pressure: < 0.01 mbar @ 2
Viscosity: Not available.
Boiling Point: 390 deg C @ 760.00mm Hg
Freezing/Melting Point: 165 - 169 deg C
Autoignition Temperature: Not available.
Flash Point: 227 deg C ( 440.60 deg F)
Explosion Limits, lower: 1.00 vol %
Explosion Limits, upper: 7.00 vol %
Decomposition Temperature:
Solubility in water: 21.6 g/100g ethyl acetate (25 c)
Specific Gravity/Density:
Molecular Formula: C9H4O5
Molecular Weight: 192.13

Section 10 - STABILITY AND REACTIVITY
  Chemical Stability:
Stable under normal temperatures and pressures.
Conditions to Avoid:
Incompatible materials, exposure to moist air or water.
Incompatibilities with Other Materials:
Strong oxidizing agents, strong acids, strong bases.
Hazardous Decomposition Products:
Carbon monoxide, carbon dioxide.
Hazardous Polymerization: Will not occur.

Section 11 - TOXICOLOGICAL INFORMATION
  RTECS#:
CAS# 552-30-7: DC2050000 LD50/LC50:
CAS# 552-30-7: Oral, mouse: LD50 = 1900 mg/kg; Oral, rabbit: LD50 = 5600 mg/kg.
Carcinogenicity:
1,2,4-BENZENETRICARBOXYLIC ANHYDRIDE - Not listed by ACGIH, IARC, or NTP.
Other:
See actual entry in RTECS for complete information.

Section 12 - ECOLOGICAL INFORMATION
 

Section 13 - DISPOSAL CONSIDERATIONS
  Dispose of in a manner consistent with federal, state, and local regulations.

Section 14 - TRANSPORT INFORMATION
 
IATA
Not regulated as a hazardous material.
IMO
Not regulated as a hazardous material.
RID/ADR
Not regulated as a hazardous material.

Section 15 - REGULATORY INFORMATION
 
European/International Regulations
European Labeling in Accordance with EC Directives
Hazard Symbols: XN XI
Risk Phrases:
R 36/37/38 Irritating to eyes, respiratory system
and skin.
R 42 May cause sensitization by inhalation.
Safety Phrases:
S 22 Do not breathe dust.
S 28A After contact with skin, wash immediately with
plenty of water.
WGK (Water Danger/Protection)
CAS# 552-30-7: 1
Canada
CAS# 552-30-7 is listed on Canada's DSL List.
CAS# 552-30-7 is listed on Canada's Ingredient Disclosure List.
US FEDERAL
TSCA
CAS# 552-30-7 is listed on the TSCA inventory.


SECTION 16 - ADDITIONAL INFORMATION
N/A

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