ChemicalBook >>Pyromellitic Dianhydride>>1,2,4,5-Benzenetetracarboxylic anhydride(89-32-7)

1,2,4,5-Benzenetetracarboxylic anhydride(89-32-7)

1,2,4,5-Benzenetetracarboxylic anhydride(89-32-7)
Product IdentificationBack to Contents
【Product Name】

1,2,4,5-Benzenetetracarboxylic anhydride
【Synonyms】

1,2,4,5-Benzenetetracarboxylic anhydride
Furo[3,4-f][2]benzoxole-1,3,5,7-tetrone
【CAS】

89-32-7
【Formula】

C10H2O6
【Molecular Weight】

218.12
【EINECS】

201-898-9
【RTECS】

DB9300000
【RTECS Class】

Primary Irritant
【Beilstein/Gmelin】

213583
【Beilstein Reference】

5-19-05-00407
【EC Index Number】

607-098-00-X
【EC Class】

Irritant; Sensitising
Physical and Chemical PropertiesBack to Contents
【Appearance】

White to beige powder.
【Solubility in water】

Soluble
【Boiling Point】

397
【Vapor Pressure】

1.5E-6 (25 C)
【Density】

1.68 g/cm3 (25 C)
【Partition Coefficient】

-.14
【Heat Of Vaporization】

64.9 kJ/mol
【Heat Of Combustion】

-3296 kJ/mol
First Aid MeasuresBack to Contents
【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 to fresh air immediately. If not breathing, give artificial respiration. If breathing is difficult, give oxygen.
【Skin】

Get medical aid. Flush skin with plenty of soap and water for at least 15 minutes while removing contaminated clothing and shoes.
【Eyes】

Flush eyes with plenty of water for at least 15 minutes, occasionally lifting the upper and lower eyelids. Get medical aid immediately.
Handling and StorageBack to Contents
【Storage】

Store in a cool, dry place. Store in a tightly closed container.
【Handling】

Wash thoroughly after handling. Avoid contact with skin and eyes. Do not ingest or inhale. Use only in a chemical fume hood.
Hazards IdentificationBack to Contents
【Inhalation】

Causes respiratory tract irritation. Similar compounds have caused asthma, cough, wheezing, shortness of breath, anemia, weakness chills, fever, aching muscles and joints. May lead to restrictive lung disease.
【Skin】

Causes skin irritation. Causes redness and pain.
【Eyes】

Causes eye irritation. Causes redness and pain.
【Ingestion】

May cause irritation of the digestive tract. May cause nausea and vomiting.
【EC Risk Phrase】

R 41 42/43
【EC Safety Phrase】

S 22 24 26 37/39
【UN (DOT)】

3335
Exposure Controls/Personal ProtectionBack to Contents
【Personal Protection】

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 29CFR 1910.134 or European Standard EN 149. Always use a NIOSH or European Standard EN 149 approved respirator when necessary.
【Exposure Effects】

Chronic inhalation may cause effects similar to those of acute inhalation.
Fire Fighting MeasuresBack to Contents
【Flash Point】

184
【Fire Fighting】

Wear a self-contained breathing apparatus in pressure-demand, MSHA/NIOSH (approved or equivalent), and full protective gear. To extinguish fire use water spray, dry chemical, carbon dioxide, or chemical foam.
Accidental Release MeasuresBack to Contents
【Small spills/leaks】

Vacuum or sweep up material and place into a suitable disposal container.
Stability and ReactivityBack to Contents
【Disposal Code】

4
【Stability】

Stable under normal temperatures and pressures.
【Incompatibilities】

Strong oxidizing agents, acids, bases, alcohols.
【Decomposition】

Carbon monoxide, carbon dioxide.
Transport InformationBack to Contents
【UN Number】

3335
【HS Code】

2917 39 80
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