ChemicalBook >>4,4-Dimethyl-1-phenyl-3-pyrazolidone>>4,4-Dimethyl-1-phenyl-3-pyrazolidone(2654-58-2)

4,4-Dimethyl-1-phenyl-3-pyrazolidone(2654-58-2)

4,4-Dimethyl-1-phenyl-3-pyrazolidone(2654-58-2)
Product IdentificationBack to Contents
【Product Name】

4,4-Dimethyl-1-phenyl-3-pyrazolidone
【Synonyms】

3-Pyrazolidinone, 4,4-dimethyl-1-phenyl-
4,4-Dimethyl-1-phenyl-3-pyrazolidinone
4,4-Dimethyl-1-phenylpyrazolidin-3-one
4,4-Dimethylphenidone
【CAS】

2654-58-2
【Formula】

C11H14N2O
【Molecular Weight】

190.24
【EINECS】

220-181-1
【RTECS】

UQ8710000
【RTECS Class】

Other
【Beilstein/Gmelin】

144478
【Beilstein Reference】

5-24-01-00252
Physical and Chemical PropertiesBack to Contents
【Appearance】

White to off-white to pink solid.
【Melting Point】

172 - 174
【Boiling Point】

350
【Partition Coefficient】

.77
【Usage】

Photographic film developer.
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】

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】

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, well-ventilated area away from incompatible substances.
【Handling】

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

May cause irritation of the digestive tract. 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. No information reported.
【Eyes】

Dust may cause mechanical irritation. No information reported.
【EC Risk Phrase】

R 25 43
【EC Safety Phrase】

S 22 36/37 45
【UN (DOT)】

2811
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
【Flash Point】

195
【Fire Fighting】

Wear a self-contained breathing apparatus in pressure-demand, MSHA/NIOSH (approved or equivalent), and full protective gear. Extinguishing media: For small fires, 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. Avoid generating dusty conditions.
Stability and ReactivityBack to Contents
【Stability】

Stable under normal temperatures and pressures.
【Incompatibilities】

Strong oxidizing agents.
【Decomposition】

No data available.
Transport InformationBack to Contents
【UN Number】

2811
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