Product Name: N-Ethylpyridinium Dicyanamide
Chemical Formula: C8H10N4
Synonyms: N-Ethylpyridinium dicyanamide, 1-ethylpyridinium dicyanamide
CAS Number: 207997-64-4
Recommended Use: Laboratory research, chemical synthesis, ionic liquid applications
Supplier Information: Laboratory chemical supplier’s name, address, phone contact, emergency phone number
GHS Classification: Acute toxicity (oral, dermal, inhalation), Eye irritant, Specific target organ toxicity, Hazardous to aquatic environment
Pictograms: Skull and crossbones, exclamation mark, aquatic hazard
Signal Word: Danger
Hazard Statements: Toxic if swallowed, causes serious eye irritation, may cause respiratory irritation, toxic to aquatic life with long lasting effects
Precautionary Statements: Avoid breathing dust/vapors, wash hands after handling, use only outdoors or in well-ventilated area, avoid release to the environment
Chemical Name: N-Ethylpyridinium Dicyanamide
CAS Number: 207997-64-4
Concentration: ≥99% (pure form)
Impurities: Trace organic or inorganic contaminants below threshold for classification
Inhalation: Move person to fresh air immediately, keep comfortable for breathing, seek medical attention for persistent symptoms
Skin Contact: Remove contaminated clothing immediately, wash skin with copious water and mild soap, obtain medical advice for irritation
Eye Contact: Rinse cautiously with water for several minutes, remove contact lenses, continue rinsing and get medical help
Ingestion: Rinse mouth, do not induce vomiting, call poison center or physician, provide information on substance ingested
Symptoms/Effects: Irritation of skin and eyes, respiratory discomfort, nausea, dizziness if inhaled in high concentration
Suitable Extinguishing Media: Dry chemical, foam, carbon dioxide, water spray (avoid direct water jet)
Hazardous Combustion Products: Emits toxic gases such as nitrogen oxides, carbon monoxide, hydrogen cyanide
Special Protective Equipment: Self-contained breathing apparatus, full protective gear for firefighters
Advice for Firefighters: Keep containers cool by spraying with water, avoid breathing fumes, control runoff to prevent environmental contamination
Spill Response: Evacuate area, ventilate space, clean up using inert absorbent material, scoop into closed containers for disposal
Personal Precautions: Use nitrile gloves, splash-proof safety goggles, chemical-resistant clothing
Environmental Precautions: Prevent further leakage or spillage, do not release to sewers or waterways, notify authorities if contamination occurs
Cleanup Methods: Sweep or scoop up solid, use spark-proof tools, wash contaminated area with plenty of water
Safe Handling: Wear chemical-resistant gloves and eye protection, avoid dust generation, maintain good ventilation
Storage Conditions: Store in a tightly sealed, labeled container, keep in a cool dry place, protect from direct sunlight and incompatible materials
Incompatibilities: Strong oxidizers, acids, bases, sources of ignition, heat
Recommended Practices: Keep away from food, drink, and animal feed, use only in chemical fume hood, maintain a spill kit nearby
Exposure Limits: No established OSHA or ACGIH exposure limits, minimize all exposures as a precaution
Engineering Controls: Fume hood or local exhaust ventilation, eyewash stations, safety showers
Personal Protection: Chemical splash goggles, gloves rated for organic chemicals, lab coat or apron, particulate respirator if dust or vapor present
Hygiene Measures: Wash hands and face after handling, never eat, drink, or smoke in work area, clean protective equipment regularly
Appearance: White to off-white crystalline powder
Odor: Mild nitrogenous odor
pH: Not available
Melting Point: Decomposes above 150°C
Boiling Point: Not applicable
Flash Point: Not determined
Solubility: Soluble in water and polar organic solvents
Density: 1.2-1.5 g/cm³
Vapor Pressure: Negligible at ambient conditions
Partition Coefficient: Not established
Chemical Stability: Stable under recommended storage and handling
Hazardous Reactions: Reacts with strong oxidizing agents, acids, and bases, may liberate toxic gases if heated or mixed with incompatible chemicals
Decomposition Products: Nitrogen oxides, carbon monoxide, hydrogen cyanide
Conditions to Avoid: Heat, sparks, open flame, strong sunlight, incompatible chemicals, moisture
Acute Toxicity: Swallowing can cause nausea, vomiting, toxic effects from cyanamide group; inhalation may irritate respiratory system; skin and eye exposure produces redness and pain
Chronic Toxicity: Repeated exposure can cause damage to organs, potential sensitizer on skin contact, limited data on carcinogenicity
LD50/LC50 Values: Data limited; comparable pyridinium compounds show oral toxicity in low-to-moderate dose ranges
Routes of Exposure: Inhalation, ingestion, skin and eye contact
Other Effects: Prolonged or heavy exposure could affect nervous system, kidneys, liver
Aquatic Toxicity: Harmful to aquatic organisms, long-lasting effects in aquatic environment, avoid release into waterways
Persistence/Degradability: Compound shows limited biodegradability, persists in soil and water under normal conditions
Bioaccumulation Potential: Data scarce, but structure suggests low-to-moderate potential
Mobility in Soil: Likely to migrate to groundwater if released in significant amounts
Other Adverse Effects: May disrupt microbial communities in soil or water
Waste Treatment Methods: Unused product and contaminated materials should be sent to licensed hazardous chemical waste facility
Product Disposal: Incinerate in accordance with local, regional, and national environmental regulations
Packaging Disposal: Triple rinse containers, puncture or crush before disposal, follow all label instructions and local waste handling guidelines
Precautions: Do not allow materials to enter drain, soil, or surface water
UN Number: Contact transporter for proper assignment based on local and international rules
UN Proper Shipping Name: Toxic solid, organic, n.o.s. (N-Ethylpyridinium Dicyanamide)
Transport Hazard Class: 6.1 (Toxic substances)
Packing Group: II or III (consult current shipping regulations)
Special Precautions: Keep container tightly closed, mark with toxic hazard label and safety data identifier, follow all carrier and customs documentation requirements
Environmental Hazards: Marine pollutant
TSCA Status: Check latest US EPA Toxic Substances Control Act inventory
DSL/NDSL: Present status in Canadian Domestic Substances List pending
REACH: Not registered under European REACH regulation, restricted for research or industrial use only
Other Regulations: Local and national restrictions may apply based on classification as toxic and hazardous to the environment, specific handling and disposal requirements under OSHA, DOT, IATA, and IMDG regulations
