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Homophthalic acid

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[Flash Point]

190
[Autoignition]

505
[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]

If victim is conscious and alert, give 2-4 cupfuls of milk or water. Get medical aid immediately.
[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.
[Storage]

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

Wash thoroughly after handling. Use with adequate ventilation. Avoid contact with skin and eyes. Avoid ingestion and inhalation.
[Ingestion]

Low hazard for usual industrial handling.
[Inhalation]

Dust is irritating to the respiratory tract.
[Skin]

Causes skin irritation.
[Eyes]

Causes 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 minimize contact with skin.
[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]

Slightly yellow solid.
[Solubility in water]

Very soluble
[Melting Point]

278
[Density]

1.41 g/cm3
[pKa/pKb]

3.58 (pKa)
[Partition Coefficient]

1.09
[Product Name]

Homophthalic acid
[Synonyms]

(2-Carboxyphenyl)acetic acid
(o-Carboxymethyl)benzoic acid
2-Carboxybenzeneacetic acid
a-Carboxy-o-toluic acid
o-Carboxybenzeneacetic acid
Toluene-a,2-dicarboxylic acid
[CAS]

"CASEN_89-51-0.htm">89-51-0
[Formula]

C9H8O4
[Molecular Weight]

180.16
[EINECS]

201-913-9
[RTECS]

CY1575590
[RTECS Class]

Other
[Beilstein/Gmelin]

1872069
[Beilstein Reference]

4-09-00-03343
[Small spills/leaks]

Vacuum or sweep up material and place into a suitable disposal container.
[Stability]

Stable under normal temperatures and pressures.
[Incompatibilities]

Strong oxidizing agents.
[Decomposition]

Carbon monoxide, carbon dioxide.