Supplier Product Identification Physical and Chemical Properties First Aid Measures Handling and Storage Hazards Identification Exposure Controls/Personal Protection Fire Fighting Measures Accidental Release Measures Stability and Reactivity Transport Information
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1-Benzyl-1H-pyrrole-2,5-dione(1631-26-1)

Supplier Product Identification Physical and Chemical Properties First Aid Measures Handling and Storage Hazards Identification Exposure Controls/Personal Protection Fire Fighting Measures Accidental Release Measures Stability and Reactivity Transport Information

Product Identification

Product Name
1-Benzyl-1H-pyrrole-2,5-dione
Synonyms
1-(Phenylmethyl)pyrrole-2,5-dione
1-Benzyl-1H-pyrrole-2,5-dione
1H-Pyrrole-2,5-dione, 1-(phenylmethyl)-
CAS
1631-26-1
Formula
C11H9NO2
Molecular Weight
187.19
EINECS
216-631-1
Beilstein/Gmelin
135801
Beilstein Reference
4-21-00-04633

Physical and Chemical Properties

Appearance
Solid.
Solubility in water
0.60 g/L (25 C)
Melting Point
70-72
Boiling Point
339
Vapor Pressure
.000096
Density
1.296 g/cm3 (20 C)
pKa/pKb
16.21 (pKb)
Partition Coefficient
1.78
Heat Of Vaporization
58.21 kJ/mol

First Aid Measures

Ingestion
Do NOT induce vomiting. If victim is conscious and alert, give 2-4 cupfuls of milk or water. Get medical aid immediately.
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 immediately. Immediately flush skin with plenty of soap and water for at least 15 minutes while removing contaminated clothing and shoes.
Eyes
Immediately flush eyes with plenty of water for at least 15 minutes, occasionally lifting the upper and lower eyelids. Get medical aid immediately.

Handling and Storage

Storage
Store in a cool, dry place. Store in a tightly closed container. Corrosives area.
Handling
Do not breathe dust, vapor, mist, or gas. Do not get in eyes, on skin, or on clothing. Use only in a chemical fume hood.

Hazards Identification

Ingestion
Causes gastrointestinal tract burns. The toxicological properties of this substance have not been fully investigated. Depletes calcium levels in the body which if left untreated can lead to hypocalcemia and
Inhalation
Causes chemical burns to the respiratory tract. The toxicological properties of this substance have not been fully investigated. Depletes calcium levels in the body which if left untreated can lead to hypocalcemia and death.
Skin
Causes skin burns. Initial contact may be painless but will penetrate tissue causing severe necrosis and bone destruction.
Eyes
Causes eye burns.
EC Risk Phrase
R 34
EC Safety Phrase
S 26 36/37/39 45
UN (DOT)
1759

Exposure Controls/Personal Protection

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.

Fire Fighting Measures

Flash Point
157
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 Measures

Small spills/leaks
Vacuum or sweep up material and place into a suitable disposal container.

Stability and Reactivity

Stability
No data.
Incompatibilities
Strong oxidizing agents.
Decomposition
Nitrogen oxides, carbon monoxide, carbon dioxide.

Transport Information

UN Number
1759
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