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o-Nitrobenzoic acid(552-16-9)

o-Nitrobenzoic acid(552-16-9)
Product IdentificationBack to Contents
【Product Name】

o-Nitrobenzoic acid
【Synonyms】

2-Nitrobenzoic acid
o-Carboxynitrobenzene
【CAS】

552-16-9
【Formula】

C7H5NO4
【Molecular Weight】

167.12
【EINECS】

209-004-9
【RTECS】

DH5050000
【RTECS Class】

Mutagen
【Merck】

12,6686
【Beilstein/Gmelin】

1910632
【Beilstein Reference】

4-09-00-01046
Physical and Chemical PropertiesBack to Contents
【Appearance】

Yellowish white crystals with an intensely sweet taste.
【Solubility in water】

Very soluble
【Melting Point】

146 - 148
【Density】

1.575 g/cm3 (20 C)
【pKa/pKb】

2.19 (pKa)
【Partition Coefficient】

1.18
First Aid MeasuresBack to Contents
【Ingestion】

If victim is conscious and alert, give 2-4 cupfuls of milk or water. Never give anything by mouth to an unconscious person. Get medical aid.
【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 immediately. Flush skin with plenty of soap and water for at least 15 minutes while removing contaminated clothing and shoes. Wash clothing before reuse. Remove contaminated clothing and shoes.
【Eyes】

Immediately 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】

Keep container closed when not in use. Store in a tightly closed container. Keep from contact with oxidizing materials. Store in a cool, dry, well-ventilated area away from incompatible substances.
【Handling】

Wash thoroughly after handling. Remove contaminated clothing and wash before reuse. Use with adequate ventilation. Minimize dust generation and accumulation. Avoid contact with eyes, skin, and clothing. Keep container tightly closed. Avoid ingestion and inhalation. Wash clothing before reuse.
Hazards IdentificationBack to Contents
【Inhalation】

May cause respiratory tract irritation.
【Skin】

May cause skin irritation. May be absorbed through the skin.
【Eyes】

May cause eye irritation and possible burns.
【Ingestion】

Causes gastrointestinal irritation with nausea, vomiting and diarrhea.
【EC Risk Phrase】

R 36/37/38 40
【EC Safety Phrase】

S 26 36/37/39
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】

May cause fetal effects.
【Poison Class】

3 (Strong toxins)
Fire Fighting MeasuresBack to Contents
【Fire Fighting】

Wear a self-contained breathing apparatus in pressure-demand, MSHA/NIOSH (approved or equivalent), and full protective gear. Combustion generates toxic fumes. During a fire, irritating and highly toxic gases may be generated by thermal decomposition or combustion. To extinguish fire use water spray, dry chemical, carbon dioxide, or chemical foam.
【Fire Potential】

During a fire, irritating and highly toxic gases may be generated by thermal decomposition or combustion.
Accidental Release MeasuresBack to Contents
【Small spills/leaks】

Clean up spills immediately, using the appropriate protective equipment. Sweep up, then place into a suitable container for disposal. Avoid generating dusty conditions. Provide ventilation.
Stability and ReactivityBack to Contents
【Stability】

Stable under normal shipping and handling conditions. Stable under normal temperatures and pressures.
【Incompatibilities】

Strong oxidizing agents; strong bases; reducing agents.
【Decomposition】

Nitrogen oxides, carbon monoxide, irritating and toxic fumes and gases, carbon dioxide, nitrogen.
Transport InformationBack to Contents
【HS Code】

2916 39 00
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