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ChemicalBook >>4-Hydroxy-2(5H)-furanone>>4-Hydroxy-2,5-dihydrofuran-2-one(541-57-1)

4-Hydroxy-2,5-dihydrofuran-2-one(541-57-1)

4-Hydroxy-2,5-dihydrofuran-2-one(541-57-1)
Product IdentificationBack to Contents
【Product Name】

4-Hydroxy-2,5-dihydrofuran-2-one
【Synonyms】

4-Hydroxy-5H-furan-2-one
5-Hydroxyfuran-3-one
b-Tetronic acid
【CAS】

541-57-1
【Formula】

C4H4O3
【Molecular Weight】

100.07
【EINECS】

208-785-3
【Beilstein/Gmelin】

1305637
Physical and Chemical PropertiesBack to Contents
【Appearance】

Light yellow-beige solid.
【Melting Point】

140
【Boiling Point】

263
【pKa/pKb】

3.77 (pKa)
【Partition Coefficient】

-1.12
First Aid MeasuresBack to Contents
【Ingestion】

If victim is conscious and alert, give 2-4 cupfuls of milk or water. Get medical aid. Wash mouth out with water.
【Inhalation】

Remove from exposure to fresh air immediately. Get medical aid.
【Skin】

Get medical aid if irritation develops or persists. Flush skin with plenty of soap and water.
【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】

Use with adequate ventilation. Avoid contact with skin and eyes. Avoid ingestion and inhalation.
Hazards IdentificationBack to Contents
【Ingestion】

Low hazard for usual industrial handling.
【Inhalation】

May cause respiratory tract irritation.
【Skin】

Non-irritating to the skin.
【Eyes】

May cause eye irritation.
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.
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.
Stability and ReactivityBack to Contents
【Stability】

Stable under normal shipping and handling conditions.
【Incompatibilities】

Strong oxidizing agents.
【Decomposition】

Carbon monoxide, carbon dioxide.
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