Product Name: 2-Ethyl-3,(5Or6)-Dimethyl Pyrazine
Chemical Formula: C8H12N2
Synonyms: 2-Ethyl-3,5-dimethylpyrazine; 2-Ethyl-3,6-dimethylpyrazine
CAS Number: 32767-71-2 (isomer-dependent)
Application: Flavor and fragrance ingredient, specialty chemical
Supplier Information: [Insert supplier name, address, contact telephone, email]
Emergency Contact: [Insert emergency contact data]
Recommended Uses: Used primarily for food flavoring and aromatic properties
Restrictions: Not suitable for medicinal or therapeutic use
GHS Classification: Eye Irritant (Category 2), Skin Irritant (Category 2), Acute Toxicity Oral (Category 4)
Label Elements: Pictogram (exclamation mark), Signal word (Warning), Hazard statements (H315: Causes skin irritation; H319: Causes serious eye irritation; H302: Harmful if swallowed)
Routes of Exposure: Inhalation, ingestion, skin contact, eye contact
Potential Health Effects: Causes burning sensation or irritation on contact with skin and eyes; possible respiratory discomfort if inhaled
Environmental Hazards: May cause short-term aquatic toxicity
Main Component: 2-Ethyl-3,(5Or6)-Dimethyl Pyrazine
Chemical Identity: C8H12N2
Isomer Content: Varies between 3,5- and 3,6-dimethyl derivatives
Concentration Range: >98% purity typical for food and fragrance applications
Impurities: Trace amounts of structurally related pyrazines or inert carrier solvent
Additives: None reported for standard formulations
Inhalation: Move individual outdoors; seek medical attention if symptoms appear; supply oxygen if breathing becomes difficult
Skin Contact: Remove contaminated clothing; wash skin thoroughly with soap and water; seek medical advice if irritation occurs
Eye Contact: Rinse cautiously with water for several minutes; remove contact lenses if present; consult physician if irritation persists
Ingestion: Rinse mouth with water; do not induce vomiting; contact poison control or physician immediately
Acute Symptoms: Redness, irritation, coughing, nausea, mild headache possible in high exposures
Medical Attention Needed: Any persistent symptoms following exposure
Flammability: Flammable liquid or vapor
Suitable Extinguishing Media: Dry chemical, carbon dioxide, alcohol-resistant foam, water spray
Unsuitable Extinguishing Media: Strong water jets may spread the fire
Hazardous Combustion Products: Nitrogen oxides, carbon monoxide, carbon dioxide, dense smoke possible
Protective Equipment: Fire fighters should wear self-contained breathing apparatus and full protective gear
Special Procedures: Use water spray to cool exposed containers; avoid inhaling smoke, use personal protective equipment
Personal Protection: Wear gloves, safety glasses, NIOSH-approved respirator if vapors are high
Spill Cleanup: Absorb with inert material such as sand or earth; collect into suitable containers for disposal
Environmental Precautions: Prevent spillage from entering drains, surface, or groundwater
Ventilation: Provide proper ventilation to minimize vapor accumulation
Waste Disposal: Dispose of cleanup materials in line with regulatory requirements; consult local guidelines for chemical disposal
Handling: Work in well-ventilated areas; avoid inhaling fumes; prevent contact with skin and eyes; use only non-sparking tools
Storage Conditions: Store in a tightly closed container; keep in a cool, dry, well-ventilated place; protect from light and incompatible substances such as oxidizers or strong acids
Hygiene Practices: Wash hands thoroughly after handling; do not eat, drink, or smoke in work areas
Incompatibilities: Avoid contact with oxidizing agents, strong acids, strong bases
Special Precautions: Keep away from heat, hot surfaces, open flames
Engineering Controls: Local exhaust ventilation recommended; use closed systems to minimize vapor
Personal Protective Equipment (PPE): Chemical-resistant gloves (nitrile or similar), safety goggles, lab coat or suitable protective clothing
Respiratory Protection: Use an appropriate mask or respirator for high airborne concentrations
Occupational Exposure Limits: No established limits for this specific compound; handle in line with good laboratory practice
Environmental Controls: Prevent chemical runoff into water systems; install spill containment where possible
Appearance: Clear to pale yellow liquid
Odor: Possesses strong nutty, earthy aroma characteristic of pyrazines
Odor Threshold: Detectable at very low concentrations
Boiling Point: 190–210°C (typical range)
Melting Point: Not well established; rarely solidifies at ambient temperatures
Flash Point: Approximately 80°C (closed cup)
Vapor Pressure: Low at room temperature
Solubility: Slightly soluble in water; soluble in alcohols, ether, and common organic solvents
Partition Coefficient (log Kow): Estimated moderate; compound is lipophilic
Density: Around 0.97 g/cm³
Viscosity: Low viscosity liquid
Explosive Properties: Not expected to have explosive properties
Chemical Stability: Stable under standard conditions; sensitive to oxidation on prolonged air exposure
Reactivity: Reacts with strong oxidizers, acids, bases
Hazardous Polymerization: Not expected
Hazardous Reactions: Combustion produces toxic fumes such as nitrogen oxides
Conditions to Avoid: Heat, open flames, direct sunlight, incompatible chemicals
Decomposition Products: Forms carbon monoxide, carbon dioxide, nitrogen oxides on burning or decomposition
Routes of Entry: Ingestion, inhalation, dermal, ocular
Acute Toxicity (oral): Estimated LD50 (rat) between 700–2000 mg/kg
Inhalation Effects: May produce coughing, headache, shortness of breath at high levels
Skin Irritation: Mild to moderate irritant
Eye Irritation: Causes burning sensation, watering, redness
Chronic Effects: Long-term effects not fully studied; avoid repeated exposure
Carcinogenicity, Mutagenicity: No data linking to carcinogenic or mutagenic risk
Target Organ Effects: No specific target organs identified at normal exposure levels
Ecotoxicity: Short-term toxic effects possible in aquatic life at high concentrations
Persistence and Degradability: Expected to undergo slow biodegradation; not likely to persist in the environment
Bioaccumulative Potential: Unlikely to bioaccumulate significantly given structure and partition coefficient estimates
Mobility in Soil: Moderate, may migrate in the environment if spilled
Water Hazard Classification: Low to moderate hazard; prevent releases into surface waters or soil
Additional Notes: Avoid discharge into waterways, follow spill control measures
Product Disposal: Treat as hazardous waste; collect unused product in secure, labeled containers
Contaminated Packaging: Rinse containers before disposal, observe local and national environmental regulations
Methods for Disposal: Incinerate in approved facility or use licensed chemical disposal contractor
Regulations: Consult local, state, and federal regulations for safe disposal compliance
Precautions: Do not dispose in general waste or pour into sewers
UN Number: UN No. 1993 (Flammable Liquids, N.O.S., if classified as flammable)
Transport Hazard Class: 3 (Flammable Liquid, if applicable)
Packing Group: III
Proper Shipping Name: Flavouring liquid, organic, n.o.s. or Flammable Liquid, Organic, N.O.S.
Labeling Requirements: Flammable liquid label
Special Precautions: Keep away from heat sources, secure containers during transport
Marine Pollutant: Not regulated as a marine pollutant
International Transport: Comply with IATA, IMDG codes for air and sea freight
OSHA: Not specifically regulated under OSHA substances list
SARA Title III: Not listed for SARA Title III, Sections 302, 304, or 313
TSCA: Listed on U.S. TSCA Inventory
EINECS: Listed in European EINECS inventory
FIFRA: Not a pesticide, not subject to FIFRA
Other U.S. Federal and State Regulations: Product subject to state right-to-know, chemical inventory, and hazard communication laws
EU Regulation: Subject to REACH registration for quantities above threshold
Labelling Requirements: GHS label elements including hazard and precautionary statements for workplace safety
