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2-Methylimidazole(693-98-1)

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
2-Methylimidazole

Synonyms
2-Methylimidazole
2MZ
Curezol 2MZ
Denka CN 25

CAS
693-98-1

Formula
C4H6N2

Molecular Weight
82.11

EINECS
211-765-7

RTECS
NI7175000

RTECS Class
Tumorigen

Beilstein/Gmelin
1368

Beilstein Reference
5-23-05-00035

EC Class
harmful, irritant

Physical and Chemical Properties

Appearance
Solid.

Solubility in water
Very soluble

Melting Point
130 - 133

Boiling Point
267

Vapor Pressure
0.014 (25 C)

Density
0.99 g/cm3 (25 C)

pKa/pKb
6.12 (pKb)

Partition Coefficient
-.17

Heat Of Vaporization
48.5 kJ/mol

First Aid Measures

Ingestion
Do NOT induce vomiting. 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 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 tightly closed container. Store in a cool, dry, well-ventilated area away from incompatible substances.

Handling
Wash thoroughly after handling. Remove contaminated clothing and wash before reuse. Use only in a well ventilated area. Minimize dust generation and accumulation. Do not get in eyes, on skin, or on clothing. Keep container tightly closed. Do not ingest or inhale.

Hazards Identification

Ingestion
May cause severe gastrointestinal tract irritation with nausea, vomiting and possible burns.

Inhalation
Effects may be delayed. May cause severe respiratory tract irritation. May cause burns to the respiratory tract.

Skin
Causes skin burns. Effects may be delayed.

Eyes
Causes eye burns.

Hazards
Contact with metals may evolve flammable hydrogen gas.

EC Risk Phrase
R 22 34

EC Safety Phrase
S 26 36/37/39 45

UN (DOT)
1759

Exposure Controls/Personal Protection

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.

Poison Class
4

Fire Fighting Measures

Flash Point
145

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.

Fire Potential
Non-combustible, substance itself does not burn but may decompose upon heating to produce corrosive and/or toxic fumes.