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
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Benazol P(2440-22-4)

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

Product Identification

Product Name
Benazol P
Synonyms
2-(2H-Benzotriazol-2-yl)-4-methylphenol
2-(2-Hydroxy-5-methylphenyl)benzotriazole
2-(Benzotriazol-2-yl)-4-methylphenol
Benazol P
Drometrizole
Porex P
CAS
2440-22-4
Formula
C13H11N3O
Molecular Weight
225.25
EINECS
219-470-5
RTECS
GO6860000
RTECS Class
Primary Irritant
Merck
12,3503
Beilstein/Gmelin
615546
Beilstein Reference
6-26

Physical and Chemical Properties

Solubility in water
Insoluble
Melting Point
127 - 129
Boiling Point
424
Vapor Pressure
9E-8 (25 C)
pKa/pKb
8.15 (pKa)
Heat Of Vaporization
70.5 kJ/mol
Usage
An ultraviolet light absorber for stabilizing plastics and other organic materials against discoloration and deterioration.

First Aid Measures

Ingestion
If swallowed, wash out mouth with water provided person is conscious. Call a physician.
Inhalation
If inhaled, remove to fresh air. If not breathing give artificial respiration. If breathing is difficult, give oxygen.
Skin
In case of contact, immediately wash skin with soap and copious amounts of water.
Eyes
In case of contact, immediately flush eyes with copious amounts of water for at least 15 minutes.

Handling and Storage

Storage
Keep tightly closed.

Hazards Identification

Inhalation
May be harmful if inhaled. Material may be irritating to mucous membranes and upper respiratory tract.
Skin
May cause skin irritation. May be harmful if absorbed through the skin.
Eyes
Causes eye irritation.
Ingestion
May be harmful if swallowed.
Hazards
Emits toxic fumes under fire conditions.
EC Risk Phrase
36
EC Safety Phrase
26 36

Exposure Controls/Personal Protection

Personal Protection
Compatible chemical-resistant gloves. Chemical safety goggles.
Respirators
Government approved respirator.
Exposure Effects
Irritant. Irritating to eyes.

Fire Fighting Measures

Flash Point
210
Fire Fighting
Extinguish using Water spray. Carbon dioxide, dry chemical powder, or appropriate foam. Wear self-contained breathing apparatus and protective clothing to prevent contact with skin and eyes.

Accidental Release Measures

Small spills/leaks
Sweep up, place in a bag and hold for waste disposal. Avoid raising dust. Ventilate area and wash spill site after material pickup is complete.

Stability and Reactivity

Stability
Stable at normal temperatures and pressures.
Incompatibilities
Strong oxidizing agents.
Decomposition
Carbon monoxide, Carbon dioxide, Nitrogen oxides.
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