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3-Amino-2-naphthoic acid(5959-52-4)

3-Amino-2-naphthoic acid(5959-52-4)
Product IdentificationBack to Contents
【Product Name】

3-Amino-2-naphthoic acid
【Synonyms】

3-Amino-2-naphthalenecarboxylic acid
3-Aminoisonaphthoic acid
【CAS】

5959-52-4
【Formula】

C11H9NO2
【Molecular Weight】

187.2
【EINECS】

227-726-2
【RTECS】

QL1400000
【RTECS Class】

Other
【Merck】

13,451
【Beilstein/Gmelin】

744099
【Beilstein Reference】

3-14-00-01341
Physical and Chemical PropertiesBack to Contents
【Appearance】

Yellow - green powder.
【Solubility in water】

Soluble
【Melting Point】

216 - 217
【Boiling Point】

383
【pKa/pKb】

5.02 (pKa)
【Partition Coefficient】

1.79
【Usage】

Substance is used in the determination of copper, nickel, cobalt.
First Aid MeasuresBack to Contents
【Ingestion】

Get medical aid. Wash mouth out with water.
【Inhalation】

Remove from exposure to fresh air immediately. If not breathing, give artificial respiration. If breathing is difficult, give oxygen. Get medical aid.
【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.
Handling and StorageBack to Contents
【Storage】

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

Avoid breathing dust, vapor, mist, or gas. Avoid contact with skin and eyes.
Hazards IdentificationBack to Contents
【Ingestion】

Harmful if swallowed. May cause irritation of the digestive tract.
【Inhalation】

May cause respiratory tract irritation. May be harmful if inhaled.
【Skin】

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

May cause eye irritation.
【EC Risk Phrase】

R 22
【EC Safety Phrase】

S 22 36/37
Exposure Controls/Personal ProtectionBack to Contents
【Personal Protection】

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.
【Poison Class】

4
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. 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. Neutralize spill with sodium bicarbonate.
Stability and ReactivityBack to Contents
【Stability】

Stable under normal temperatures and pressures.
【Decomposition】

Nitrogen oxides, carbon monoxide, carbon dioxide.
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