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3,4-Diaminobenzoic acid

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[Flash Point]

210
[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.
[Ingestion]

Do NOT induce vomiting. 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]

Remove from exposure to fresh air immediately. If not breathing, give artificial respiration. If breathing is difficult, give oxygen. Get medical aid if cough or other symptoms appear.
[Skin]

Flush skin with plenty of soap and water for at least 15 minutes while removing contaminated clothing and shoes. Get medical aid if irritation develops or persists.
[Eyes]

Immediately flush eyes with plenty of water for at least 15 minutes, occasionally lifting the upper and lower eyelids. Get medical aid.
[Storage]

Store in a cool, dry place. Store in a tightly closed container.
[Handling]

Wash thoroughly after handling. Wash hands before eating. Use with adequate ventilation. Avoid breathing dust, vapor, mist, or gas. Avoid contact with skin and eyes.
[Ingestion]

Ingestion of large amounts may cause gastrointestinal irritation. The toxicological properties of this substance have not been fully investigated.
[Inhalation]

May cause respiratory tract irritation. The toxicological properties of this substance have not been fully investigated.
[Skin]

May cause skin irritation.
[Eyes]

May cause eye irritation.
[EC Risk Phrase]

R 36/37/38
[EC Safety Phrase]

S 26 36
[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.
[Appearance]

Brown solid.
[Solubility in water]

Very soluble
[Melting Point]

211
[Boiling Point]

354
[Density]

1.544 g/cm3 (20 C)
[pKa/pKb]

5.02 (pKa)
[Partition Coefficient]

-.01
[Product Name]

3,4-Diaminobenzoic acid
[Synonyms]

4-Carboxy-o-phenylenediamine
[CAS]

"CASEN_619-05-6.htm">619-05-6
[Formula]

C7H8N2O2
[Molecular Weight]

152.15
[EINECS]

210-577-2
[Beilstein/Gmelin]

775892
[Beilstein Reference]

4-14-00-01303
[Small spills/leaks]

Vacuum or sweep up material and place into a suitable disposal container. Clean up spills immediately, using the appropriate protective equipment.
[Stability]

Stable under normal temperatures and pressures.
[Incompatibilities]

Strong oxidizing agents.
[Decomposition]

Nitrogen oxides, carbon monoxide, carbon dioxide.