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MSDS 
:
 2-Ethyl-4-methylimidazole, 85%
CAS 
:
 616-47-7
SYNONYMS 
:
 
**** SECTION 2 - COMPOSITION, INFORMATION ON INGREDIENTS ****

+----------------+--------------------------------------+----------+-----------+
| CAS# | Chemical Name | % | EINECS# |
|----------------|--------------------------------------|----------|-----------|
|----------------|--------------------------------------|----------|-----------|
| 616-47-7 |1-Methylimidazole | 1-2% | 210-484-7 |
|----------------|--------------------------------------|----------|-----------|
| 822-36-6 |4-Methylimidazole | 10-13% | 212-497-3 |
|----------------|--------------------------------------|----------|-----------|
| 930-62-1 |2,4-Dimethylimidazole | 1-4% | 213-221-4 |
|----------------|--------------------------------------|----------|-----------|
| 931-36-2 |2-Ethyl-4-methylimidazole | 83-85% | 213-234-5 |
+----------------+--------------------------------------+----------+-----------+
Text for R-phrases: see Section 16
Hazard Symbols: C
Risk Phrases: 22 34

**** SECTION 3 - HAZARDS IDENTIFICATION ****

EMERGENCY OVERVIEW
Harmful if swallowed. Causes burns.

Potential Health Effects
Eye:
Causes eye burns.
Skin:
Causes skin burns.
Ingestion:
Harmful if swallowed. Causes gastrointestinal tract burns.
Inhalation:
Causes chemical burns to the respiratory tract.
Chronic:
Not available.

**** SECTION 4 - FIRST AID MEASURES ****

Eyes:
Immediately flush eyes with plenty of water for at least 15 minutes,
occasionally lifting the upper and lower eyelids. Get medical aid
immediately.
Skin:
Get medical aid immediately. Immediately flush skin with plenty of
water for at least 15 minutes while removing contaminated clothing
and shoes.
Ingestion:
Do not induce vomiting. Get medical aid immediately.
Inhalation:
Get medical aid immediately. Remove from exposure and move to fresh
air immediately. If not breathing, give artificial respiration. If
breathing is difficult, give oxygen.
Notes to Physician:
Treat symptomatically and supportively.

**** SECTION 5 - FIRE FIGHTING MEASURES ****

General Information:
As in any fire, wear a self-contained breathing apparatus in
pressure-demand, MSHA/NIOSH (approved or equivalent), and full
protective gear.
Extinguishing Media:
Use foam, dry chemical, or carbon dioxide.

**** SECTION 6 - ACCIDENTAL RELEASE MEASURES ****

General Information: Use proper personal protective equipment as indicated
in Section 8.
Spills/Leaks:
Vacuum or sweep up material and place into a suitable disposal
container.

**** SECTION 7 - HANDLING and STORAGE ****

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.
Storage:
Store in a cool, dry place. Store in a tightly closed container.
Corrosives area.

**** SECTION 8 - EXPOSURE CONTROLS, PERSONAL PROTECTION ****

Engineering Controls:
Facilities storing or utilizing this material should be equipped
with an eyewash facility and a safety shower. Use adequate general or
local exhaust ventilation to keep airborne concentrations below the
permissible exposure limits.
Exposure Limits
CAS# 616-47-7:

CAS# 822-36-6:

CAS# 930-62-1:

CAS# 931-36-2:


Personal Protective Equipment

Eyes:
Not available.
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 29
CFR 1910.134 or European Standard EN 149. Use a
NIOSH/MSHA or European Standard EN 149 approved
respirator if exposure limits are exceeded or if
irritation or other symptoms are experienced.

**** SECTION 9 - PHYSICAL AND CHEMICAL PROPERTIES ****

Physical State: Viscous liquid
Color: clear orange
Odor: Not available.
pH: 10.7 (10% aq. solution)
Vapor Pressure: 1mbar @100 deg C
Viscosity: Not available.
Boiling Point: 270 - 276 deg C @760mmHg
Freezing/Melting Point: 36 - 42 deg C
Autoignition Temperature: 475 deg C ( 887.00 deg F)
Flash Point: 155 deg C ( 311.00 deg F)
Explosion Limits, lower: 1.5 Vol %
Explosion Limits, upper: 13 Vol %
Decomposition Temperature: >350 deg C
Solubility in water: 180 g/l (20C)
Specific Gravity/Density: 1.0173
Molecular Formula: C6H10N2
Molecular Weight: 110.16

**** SECTION 10 - STABILITY AND REACTIVITY ****

Chemical Stability:
Stable under normal temperatures and pressures.
Conditions to Avoid:
Incompatible materials, moisture.
Incompatibilities with Other Materials:
Strong oxidizing agents, acids.
Hazardous Decomposition Products:
Carbon monoxide, carbon dioxide.
Hazardous Polymerization: Has not been reported.

**** SECTION 11 - TOXICOLOGICAL INFORMATION ****

RTECS#:
CAS# 616-47-7: NI7000000
CAS# 822-36-6: NI7350000
CAS# 930-62-1: NI4839712
CAS# 931-36-2: NI6147500
LD50/LC50:
CAS# 616-47-7: Oral, mouse: LD50 = 1400 mg/kg.
CAS# 822-36-6: Oral, mouse: LD50 = 370 mg/kg; Oral, rat: LD50 = 751
mg/kg.
CAS# 930-62-1.
CAS# 931-36-2.
Carcinogenicity:
1-Methylimidazole -
Not listed by ACGIH, IARC, or NTP.
4-Methylimidazole -
Not listed by ACGIH, IARC, or NTP.
2,4-Dimethylimidazole -
Not listed by ACGIH, IARC, or NTP.
2-Ethyl-4-methylimidazole -
Not listed by ACGIH, IARC, or NTP.
Other:
See actual entry in RTECS for complete information.

**** SECTION 12 - ECOLOGICAL INFORMATION ****

Ecotoxicity:
Fish: Leuciscus idus: LC50 = 115.7 mg/L; 96h; .Daphnia: Daphnia: LC50
= 115.7 mg/L; 48h; .

**** SECTION 13 - DISPOSAL CONSIDERATIONS ****

Dispose of in a manner consistent with federal, state, and local regulations.

**** SECTION 14 - TRANSPORT INFORMATION ****

IATA
Shipping Name: AMINES, LIQUID, CORROSIVE, N.O.S.*
Hazard Class: 8
UN Number: 2735
Packing Group: III
IMO
Shipping Name: AMINES, LIQUID, CORROSIVE, N.O.S.
Hazard Class: 8
UN Number: 2735
Packing Group: III
RID/ADR
Shipping Name: AMINES, LIQUID, CORROSIVE, N.O.S.
Hazard Class: 8
UN Number: 2735
Packing group: III

**** SECTION 15 - REGULATORY INFORMATION ****

European/International Regulations
European Labeling in Accordance with EC Directives
Hazard Symbols: C
Risk Phrases:
R 22 Harmful if swallowed.
R 34 Causes burns.
Safety Phrases:
S 26 In case of contact with eyes, rinse immediately
with plenty of water and seek medical advice.
S 36/37/39 Wear suitable protective clothing, gloves
and eye/face protection.
S 45 In case of accident or if you feel unwell, seek
medical advice immediately (show the label where
possible).
WGK (Water Danger/Protection)
CAS# 616-47-7: 2
CAS# 822-36-6: 2
CAS# 930-62-1: No information available.
CAS# 931-36-2: 1
Canada
CAS# 616-47-7 is listed on Canada's DSL List.
CAS# 822-36-6 is listed on Canada's NDSL List.
CAS# 931-36-2 is listed on Canada's DSL List.
CAS# 616-47-7 is not listed on Canada's Ingredient Disclosure List.
CAS# 822-36-6 is not listed on Canada's Ingredient Disclosure List.
CAS# 930-62-1 is not listed on Canada's Ingredient Disclosure List.
CAS# 931-36-2 is not listed on Canada's Ingredient Disclosure List.
US FEDERAL
TSCA
CAS# 616-47-7 is listed on the TSCA inventory.
CAS# 822-36-6 is listed on the TSCA inventory.
CAS# 930-62-1 is not listed on the TSCA inventory.
It is for research and development use only.
CAS# 931-36-2 is listed on the TSCA inventory.

**** SECTION 16 - ADDITIONAL INFORMATION ****

Text for R-phrases from Section 2
MSDS Creation Date: 9/20/2004 Revision #0 Date: Original.

The information above is believed to be accurate and represents the best
information currently available to us. However, we make no warranty of
merchantability or any other warranty, express or implied, with respect to
such information, and we assume no liability resulting from its use. Users
should make their own investigations to determine the suitability of the
information for their particular purposes. In no way shall the company be
liable for any claims, losses, or damages of any third party or for lost
profits or any special, indirect, incidental, consequential or exemplary
damages, howsoever arising, even if the company has been advised of
the possibility of such damages.
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