Material Safety Data Sheet
N-METHYL IMIDAZOLE
SECTION 1 - CHEMICAL PRODUCT AND COMPANY IDENTIFICATION
DATE PREPARED: ..................... JANUARY 2002
ACETO CORPORATION REVISION DATE: MARCH 2003
One Hollow Lane
REVISED BY: SIMONE YEARWOOD
Lake Success, NY 11042-1215
CHEMTREC: ............................... 800-424-9300
Phone: (516) 627-6000 Fax: (516) 627-6093
PRODUCT NUMBER: ................ 32450
PRODUCT NAME:...................... N-METHYL IMIDAZOLE
SYNONYMS:................................ 1H-IMIDAZOLE, 1-METHYL-9(CI); 1-METHYLIMIDAZOLE
FORMULA: .................................. C4H6N2
CAS NUMBER: ............................ 616-47-7
SECTION 2 - COMPOSITION/INFORMATION ON INGREDIENTS
INGREDIENT NAME CAS NUMBER
N-Methyl Imidazole 616-47-7
SECTION 3 - HAZARD IDENTIFICATION
EMERGENCY OVERVIEW:
............. Colorless liquid.
............. Corrosive (causes burns).
............. Combustible liquid.
............. To the best of our knowledge, the complete toxicological properties have not been thoroughly investigated.
PHYSICAL HAZARDS: Combustible liquid ?Keep away from heat and open flames.
POTENTIAL HEALTH EFFECTS:
............. Inhalation: Harmful by inhalation. Material is extremely destructive to tissue of the mucous membranes
and upper respiratory tract. Inhalation may result in spasm, inflammation and edema of the larynx and bronchi,
chemical pneumonitis and pulmonary edema.
............. Eye Contact: Material is extremely destructive to tissue of the eyes.
............. Skin Contact: Harmful by skin absorption. Material is extremely destructive to tissue of the skin.
............. Ingestion: Harmful by ingestion.
Overview: Harmful by inhalation, ingestion, or skin absorption. Material is extremely destructive to tissue of the
eyes, skin, mucous membranes and upper respiratory tract. Corrosive (causes burns). Combustible liquid.
Inhalation may result in spasm, inflammation and edema of the larynx and bronchi, chemical pneumonitis and
pulmonary edema. Symptoms of exposure may include burning sensation, coughing, wheezing, laryngitis,
shortness of breath, headache, nausea and vomiting. To the best of our knowledge, the complete toxicological
properties have not been thoroughly investigated.
SECTION 4 - FIRST AID MEASURES
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Material Safety Data Sheet
N-METHYL IMIDAZOLE
INHALATION: Remove to fresh air. If breathing has stopped give artificial respiration. If breathing is difficult
give oxygen. Call a physician.
EYES CONTACT: Immediately flush eyes with copious amounts of water for at least 15 minutes. Assure
adequate flushing by separating eyelids with fingers. Call a physician.
SKIN CONTACT: Immediately wash skin with soap and copious amounts of water while removing contaminated
clothing and shoes. Call a physician. Wash contaminated clothing before reuse. Discard contaminated shoes.
INGESTION: DO NOT INDUCE VOMITING. Wash mouth out with water and consult a physician. Never give
anything by mouth to an unconscious person.
SECTION 5 - FIRE - FIGHTING MEASURES
EXTINGUISHING MEDIA: Carbon dioxide, dry chemical powder, or appropriate foam.
SPECIAL FIRE FIGHTING PROCEDURES: If excessive smoke or fumes are encountered, wear self
contained breathing apparatus and protective clothing to
prevent contact with skin and eyes.
UNUSUAL FIRE/EXPLOSION HAZARDS: Combustible liquid ?Keep away from heat and open
flame. Emits toxic fumes of carbon monoxide, carbon
dioxide and nitrogen oxides under fire conditions
SECTION 6 - ACCIDENTAL RELEASE MEASURES
SPILLS OR LEAKS:
............. Evacuate area.
............. Wear self-contained breathing apparatus, rubber boots and heavy rubber gloves.
............. Cover with dry lime or soda ash, pick up, keep in a closed container and hold for waste disposal.
............. Ventilate area and wash spill site after material pickup is complete.
SECTION 7 - HANDLING AND STORAGE
Safety shower and eye bath. Use only in a well ventilated area. Do not breathe vapor. Do not get in eyes, on skin,
on clothing. Avoid prolonged or repeated exposure. Wash thoroughly after handling. Wash contaminated clothing
before reuse. Discard contaminated shoes. Corrosive (causes burns). Combustible liquid. Handle and store under
nitrogen. Keep containers tightly closed. Hygroscopic.
SECTION 8 -EXPOSURE CONTROLS & PERSONAL PROTECTION
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Material Safety Data Sheet
N-METHYL IMIDAZOLE
RESPIRATORY PROTECTION: NIOSH/MSHA-approved respirator.
PROTECTIVE CLOTHING: Compatible chemical-resistant gloves, chemical safety goggles,
faceshield (8 inch minimum) and other protective clothing.
SECTION 9 - PHYSICAL AND CHEMICAL PROPERTIES
APPEARANCE: Colorless liquid.
BOILING POINT: 198篊
MELTING POINT: -60篊
VAPOR PRESSURE: 0.3 mmHg.
VAPOR DENSITY (AIR=1): 2.83
SPECIFIC GRAVITY: 1.03
SOLUBILITY IN WATER: Soluble.
REACTIVITY IN WATER: No information.
FLASHPOINT: 198篎 (92.22篊)
FLAMMABLE LIMITS: LEL 2.7% UEL 15.7%
AUTOIGNITION TEMPERATURE: No information.
SECTION 10 - STABILITY AND REACTIVITY DATA
STABILITY: Stable.
INCOMPATIBILITY: Protect from moisture. Strong oxidizing agents, and carbon dioxide
HAZARDOUS DECOMPOSITION: Toxic fumes of carbon monoxide, carbon dioxide and nitrogen oxides.
SECTION 11 - TOXICOLOGICAL INFORMATION
TOXICITY: LC50 (inh, rat): No information.
LD50 (oral, rat): No information.
TARGET ORGAN(S): N/A
POTENTIAL HEALTH EFFECTS:
............. Inhalation: Harmful by inhalation. Material is extremely destructive to tissue of the mucous membranes
and upper respiratory tract. Inhalation may result in spasm, inflammation and edema of the larynx and bronchi,
chemical pneumonitis and pulmonary edema.
............. Eye Contact: Material is extremely destructive to tissue of the eyes.
............. Skin Contact: Harmful by skin absorption. Material is extremely destructive to tissue of the skin.
............. Ingestion: Harmful by ingestion.
SECTION 12 - ECOLOGICAL INFORMATION
............. Biodegradability: No information.
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Material Safety Data Sheet
N-METHYL IMIDAZOLE
............. Aquatic Toxicity: No information.
SECTION 13 - DISPOSAL CONSIDERATIONS
Ensure disposal in compliance with government requirements and ensure conformity to local disposal regulations.
............. Contact a licensed professional waste disposal service to dispose of this material.
............. This combustible material may be burned in a chemical incinerator equipped with an afterburner and
scrubber.
SECTION 14 - TRANSPORTATION DATA
U.S. DOT 49 CFR 172.101:
PROPER SHIPPING NAME: Corrosive liquids, basic, organic, n.o.s. (N-Methyl Imidazole)
HAZARD CLASS AND LABEL: Class 8, "CORROSIVE" label required
ID NUMBER: UN3267
PACKAGING GROUP: III
SPECIAL PROVISIONS: IB3, T7, TP1, TP28
LAND TRANSPORT ADR/RID:
PROPER SHIPPING NAME: Corrosive liquids, basic, organic, n.o.s. (N-Methyl Imidazole)
ADR/RID CLASS AND LABEL: Class 8, "CORROSIVE" label required
UN NUMBER: UN3267
PACKAGINGGROUP: III
AIR TRANSPORT IATA/ICAO:
PROPER SHIPPING NAME: Corrosive liquids, basic, organic, n.o.s. (N-Methyl Imidazole)
IATA/ICAO CLASS AND LABEL: Class 8, "CORROSIVE" label required
UN/ID NUMBER: UN3267
PACKAGING GROUP: III
MARITIME TRANSPORT:
PROPER SHIPPING NAME: Corrosive liquids, basic, organic, n.o.s. (N-Methyl Imidazole)
IMDG CLASS AND LABEL: Class 8, "CORROSIVE" label required
UN NUMBER: UN3267
PACKAGING GROUP: III
SECTION 15 - REGULATORY INFORMATION
TSCA= This chemical is listed on the TSCA Inventory.
EINECS= 210-484-7
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Material Safety Data Sheet
N-METHYL IMIDAZOLE
SECTION 16 - OTHER INFORMATION
NOTE: We believe that the information contained herein is current as of the date of this Material Safety Data
Sheet. Since the use of this information and of these opinions and the conditions of the use of the product are not
within the control of Aceto Corporation, it is the user's obligation to determine the conditions of safe use of the
product.
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