Ethyl Methane Sulfonate MSDS

Section 1: Chemical Product and Company Identification

Product Name: Ethyl Methane Sulfonate

Catalog Codes: SLM2476

CAS#: 62-50-0

RTECS: PB2100000

TSCA: TSCA 8(b) inventory: Methanesulfonic Acid Ethyl

Ester

CI#: Not available.

Synonym: Ethyl Methanesulfonate; Ethyl ester of

methanesulfonic acid; Ethyl ester of methanesulpnonic acid;

Ethyl ester of methylsulfonic acid; Ethyl ester of

methylsulphonic acid; Ethyl methanesulphonate;

Methylsulfonic acid, ethyl ester

Chemical Name: Methanesulfonic Acid Ethyl Ester

Chemical Formula: C3-H8-O3-S

Section 2: Composition and Information on Ingredients

Composition:

Name CAS # % by Weight

Ethyl Methane Sulfonate 62-50-0 100

Toxicological Data on Ingredients: Ethyl Methane Sulfonate: ORAL (LD50): Acute: 470 mg/kg [Mouse].

Section 3: Hazards Identification

Potential Acute Health Effects:

Hazardous in case of ingestion. Slightly hazardous in case of skin contact (irritant, permeator), of eye contact

(irritant), of inhalation.

Potential Chronic Health Effects:

CARCINOGENIC EFFECTS: Classified 2B (Possible for human.) by IARC.

MUTAGENIC EFFECTS: Mutagenic for mammalian somatic cells. Mutagenic for bacteria and/or yeast.

TERATOGENIC EFFECTS: Not available.

DEVELOPMENTAL TOXICITY: Classified Reproductive system/toxin/male [POSSIBLE].

The substance may be toxic to the reproductive system.

Repeated or prolonged exposure to the substance can produce target organs damage.

Section 4: First Aid Measures

Eye Contact:

Check for and remove any contact lenses. In case of contact, immediately flush eyes with plenty of water for at

least 15 minutes. Get medical attention if irritation occurs.

Skin Contact: Wash with soap and water. Cover the irritated skin with an emollient. Get medical attention if irritation develops.

Serious Skin Contact: Not available.

Inhalation:

If inhaled, remove to fresh air. If not breathing, give artificial respiration. If breathing is difficult, give oxygen. Get

medical attention.

Serious Inhalation:

Evacuate the victim to a safe area as soon as possible. Loosen tight clothing such as a collar, tie, belt or

waistband. If breathing is difficult, administer oxygen. If the victim is not breathing, perform mouth-to-mouth

resuscitation. Seek medical attention.

Ingestion:

Do NOT induce vomiting unless directed to do so by medical personnel. Never give anything by mouth to an

unconscious person. If large quantities of this material are swallowed, call a physician immediately. Loosen tight

clothing such as a collar, tie, belt or waistband.

Serious Ingestion: Not available.

Section 5: Fire and Explosion Data

Flammability of the Product: May be combustible at high temperature.

Auto-Ignition Temperature: Not available.

Flash Points: CLOSED CUP: 100°C (212°F).

Flammable Limits: Not available.

Products of Combustion: These products are carbon oxides (CO, CO2).

Fire Hazards in Presence of Various Substances:

Slightly flammable to flammable in presence of open flames and sparks, of heat.

Non-flammable in presence of shocks.

Explosion Hazards in Presence of Various Substances:

Risks of explosion of the product in presence of static discharge: Not available.

Slightly explosive in presence of heat.

Non-explosive in presence of shocks.

Fire Fighting Media and Instructions:

SMALL FIRE: Use DRY chemical powder.

LARGE FIRE: Use water spray, fog or foam. Do not use water jet.

Special Remarks on Fire Hazards: Not available.

Special Remarks on Explosion Hazards: Not available.

Section 6: Accidental Release Measures

Small Spill: Absorb with an inert material and put the spilled material in an appropriate waste disposal.

Large Spill: Absorb with an inert material and put the spilled material in an appropriate waste disposal.

Section 7: Handling and Storage

Precautions:

Keep locked up.. Keep away from heat. Keep away from sources of ignition. Empty containers pose a fire risk,

evaporate the residue under a fume hood. Ground all equipment containing material. Do not ingest. Do not

breathe gas/fumes/ vapor/spray. Wear suitable protective clothing. If ingested, seek medical advice immediately

and show the container or the label. Keep away from incompatibles such as oxidizing agents, alkalis.

Storage: Keep container tightly closed. Keep container in a cool, well-ventilated area.

Section 8: Exposure Controls/Personal Protection

Engineering Controls:

Provide exhaust ventilation or other engineering controls to keep the airborne concentrations of vapors below their

respective threshold limit value. Ensure that eyewash stations and safety showers are proximal to the

work-station location.

Personal Protection: Safety glasses. Lab coat.

Personal Protection in Case of a Large Spill:

Splash goggles. Full suit. Boots. Gloves. Suggested protective clothing might not be sufficient; consult a

specialist BEFORE handling this product.

Exposure Limits: Not available.

Section 9: Physical and Chemical Properties

Physical state and appearance: Liquid.

Odor: Not available.

Taste: Not available.

Molecular Weight: 124.2 g/mole

Color: Colorless.

pH (1% soln/water): Not available.

Boiling Point: 213°C (415.4°F)

Melting Point: Not available.

Critical Temperature: Not available.

Specific Gravity: 1.1452 @ 22 deg. C (Water = 1)

Vapor Pressure: 0 kPa (@ 25°C)

Vapor Density: Not available.

Volatility: Not available.

Odor Threshold: Not available.

Water/Oil Dist. Coeff.: The product is equally soluble in oil and water; log(oil/water) = 0.1

Ionicity (in Water): Not available.

Dispersion Properties: Not available.

Solubility: Not available.

Section 10: Stability and Reactivity Data

Stability: The product is stable.

Instability Temperature: Not available.

Conditions of Instability: Excess heat, igniton sources, incompatible materials

Incompatibility with various substances: Reactive with oxidizing agents, alkalis.

Corrosivity: Not available.

Special Remarks on Reactivity: Not available.

Special Remarks on Corrosivity: Not available.

Polymerization: Will not occur.

Section 11: Toxicological Information

Routes of Entry: Absorbed through skin. Eye contact.

Toxicity to Animals: Acute oral toxicity (LD50): 470 mg/kg [Mouse].

Chronic Effects on Humans:

CARCINOGENIC EFFECTS: Classified 2B (Possible for human.) by IARC.

MUTAGENIC EFFECTS: Mutagenic for mammalian somatic cells. Mutagenic for bacteria and/or yeast.

DEVELOPMENTAL TOXICITY: Classified Reproductive system/toxin/male [POSSIBLE].

May cause damage to the following organs: the reproductive system.

Other Toxic Effects on Humans:

Hazardous in case of ingestion.

Slightly hazardous in case of skin contact (irritant, permeator), of inhalation.

Special Remarks on Toxicity to Animals: Not available.

Special Remarks on Chronic Effects on Humans:

May cause adverse reproductive effects and birth defects(teratogenic).

May affect genetic material (mutagenic).

May cause cancer (kidney tumors, lung tumors, brain tumors)

Special Remarks on other Toxic Effects on Humans:

Acute Potential Health Effects:

Skin: May cause skin irritation.

Eyes: May causes eye irritation.

Inhalation: May cause respiratory tract irritation.

Ingestion: Harmful (toxic) if swallowed. May cause digestive tract irritation.

Section 12: Ecological Information

Ecotoxicity: Not available.

BOD5 and COD: Not available.

Products of Biodegradation:

Possibly hazardous short term degradation products are not likely. However, long term degradation products may

arise.

Toxicity of the Products of Biodegradation: The products of degradation are less toxic than the product itself.

Special Remarks on the Products of Biodegradation: Not available.

Section 13: Disposal Considerations

Waste Disposal:

Waste must be disposed of in accordance with federal, state and local environmental

control regulations.

Section 14: Transport Information

DOT Classification: CLASS 6.1: Poisonous material.

Identification: : Toxic Liquid, Organic, n.o.s. (Methanesulfonic Acid Ethyl Ester) UNNA: 2810 PG: III

Special Provisions for Transport: Not available.

Section 15: Other Regulatory Information

Federal and State Regulations:

California prop. 65: This product contains the following ingredients for which the State of California has found to

cause cancer, birth defects or other reproductive harm, which would require a warning under the statute:

Methanesulfonic Acid Ethyl Ester

California prop. 65: This product contains the following ingredients for which the State of California has found to

cause cancer which would require a warning under the statute: Methanesulfonic Acid Ethyl Ester

Connecticut hazardous material survey.: Methanesulfonic Acid Ethyl Ester

Illinois toxic substances disclosure to employee act: Methanesulfonic Acid Ethyl Ester

Illinois chemical safety act: Methanesulfonic Acid Ethyl Ester

New York release reporting list: Methanesulfonic Acid Ethyl Ester

Pennsylvania RTK: Methanesulfonic Acid Ethyl Ester

Minnesota: Methanesulfonic Acid Ethyl Ester

Massachusetts RTK: Methanesulfonic Acid Ethyl Ester

Massachusetts spill list: Methanesulfonic Acid Ethyl Ester

New Jersey: Methanesulfonic Acid Ethyl Ester

New Jersey spill list: Methanesulfonic Acid Ethyl Ester

Louisiana spill reporting: Methanesulfonic Acid Ethyl Ester

California Director's List of Hazardous Substances: Methanesulfonic Acid Ethyl Ester

TSCA 8(b) inventory: Methanesulfonic Acid Ethyl Ester

TSCA 5(a)2 final significant rules: Methanesulfonic Acid Ethyl Ester

TSCA 8(a) IUR: Methanesulfonic Acid Ethyl Ester

TSCA 12(b) annual export notification: Methanesulfonic Acid Ethyl Ester

CERCLA: Hazardous substances.: Methanesulfonic Acid Ethyl Ester: 1 lbs. (0.4536 kg)

Other Regulations:

OSHA: Hazardous by definition of Hazard Communication Standard (29 CFR 1910.1200).

EINECS: This product is on the European Inventory of Existing Commercial Chemical Substances.

Other Classifications:

WHMIS (Canada):

CLASS D-1B: Material causing immediate and serious toxic effects (TOXIC).

CLASS D-2B: Material causing other toxic effects (TOXIC).

DSCL (EEC):

R22- Harmful if swallowed.

R45- May cause cancer.

R46- May cause heritable genetic

damage.

R62- Possible risk of impaired fertility.

S24/25- Avoid contact with skin and eyes.

S36/37/39- Wear suitable protective clothing,

gloves and eye/face protection.

S45- In case of accident or if you feel unwell,

seek medical advice immediately (show the

label where possible).

S53- Avoid exposure - obtain special

instructions before use.

HMIS (U.S.A.):

Health Hazard: 2

Fire Hazard: 1

Reactivity: 0

Personal Protection: a

National Fire Protection Association (U.S.A.):

Health: 2

Flammability: 1

Reactivity: 0

Specific hazard:

Protective Equipment:

Not applicable.

Lab coat.

Wear appropriate respirator when

ventilation is inadequate.

Safety glasses.

Section 16: Other Information

References: Not available.

Other Special Considerations: Not available.

Created: 10/09/2005 06:06 PM

Last Updated: 11/06/2008 12:00 PM