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Product Name: N-Ethylpiperidine
Chemical Formula: C7H17N
Synonyms: 1-Ethylpiperidine
CAS Number: 5308-25-8
Recommended Use: Chemical intermediate, solvent, or reagent in organic synthesis
Manufacturer: Contact details specific to supplier/manufacturer
Emergency Phone: Accessible through local regulations and specific supplier information
Classification: Flammable liquid (Category 2), Acute toxicity (Oral Category 4), Eye irritation (Category 2A), Skin irritation (Category 2)
GHS Label Elements: Flame, Exclamation mark
Signal Word: Danger
Hazard Statements: Highly flammable liquid and vapor; Harmful if swallowed; Causes skin and eye irritation
Precautionary Statements: Keep away from heat, sparks, open flames; Avoid breathing vapors; Wash thoroughly after handling; Wear protective gloves and eye protection
Substance: N-Ethylpiperidine
Purity: ≥98%
Chemical Name: N-Ethylpiperidine
CAS Number: 5308-25-8
Impurities: Reported from supplier, may include trace organic impurities or residual solvents from synthesis
Inhalation: Move affected person to fresh air; Seek medical attention if respiratory symptoms occur such as coughing, dizziness, or difficulty breathing
Skin Contact: Wash exposed area with plenty of water and soap; Remove contaminated clothing; If irritation develops, consult medical personnel
Eye Contact: Rinse eyes with water for at least 15 minutes holding eyelids apart; Seek medical help, especially if irritation persists or vision changes
Ingestion: Rinse mouth with water; Do not induce vomiting; Never give anything by mouth to an unconscious individual; Seek medical advice immediately
Immediate Attention: Necessary for persistent symptoms or exposure to large quantities; Call poison control center for further instructions
Suitable Extinguishing Media: Use dry chemical, foam, carbon dioxide, or alcohol-resistant foam for small fires; Larger fires require water spray or fog
Hazardous Combustion Products: Nitrogen oxides, carbon monoxide, carbon dioxide, other unknown toxic fumes possible depending on conditions
Fire Hazards: Vapors may ignite readily; Containers may rupture explosively when heated
Precautions for Firefighters: Wear full protective gear including self-contained breathing apparatus (SCBA); Cool surroundings with water spray to prevent pressure build-up
Specific Firefighting Techniques: Move containers from fire area if possible without risk; Avoid inhaling combustion gases
Personal Precautions: Evacuate unnecessary personnel; Wear protective equipment; Ventilate area
Methods for Containment: Confine spill and absorb with inert material such as sand, earth, or vermiculite; Collect for proper disposal in suitable labeled containers
Environmental Precautions: Prevent entry into drains, surface and groundwater; Advise authorities if spills enter the environment
Clean-up Methods: Use non-sparking tools; Avoid dust, fumes and vapor inhalation; Wash area thoroughly after material removal; Dispose waste as regulated
Handling: Keep away from sources of ignition; Avoid breathing vapors or mist; Use only in areas with adequate ventilation; Prevent skin or eye contact; Ground and bond containers during transfer
Storage: Store in tightly closed containers; Keep in a cool, dry, well-ventilated place away from oxidizing agents, strong acids, and ignition sources; Protect from moisture; Ensure secure labeling and secondary containment
Incompatibility: Avoid contact with acids, halogens, oxidizers
Occupational Exposure Limits: No official values available; Recommend minimizing exposure to lowest feasible levels
Engineering Controls: Use local exhaust ventilation; General room ventilation not always adequate
Eye Protection: Chemical safety goggles or face shield
Skin Protection: Chemically resistant gloves such as nitrile or neoprene; Protective clothing to prevent skin exposure
Respiratory Protection: NIOSH-approved respirator if vapor concentrations exceed threshold values
Hygiene Measures: Wash hands and face before eating, drinking, or smoking; Remove contaminated clothing promptly
Appearance: Clear, colorless to pale yellow liquid
Odor: Amine-like, characteristic fishy odor
Odor Threshold: Not available
pH: Not applicable (neat liquid)
Melting Point: Not well documented, typically below room temperature
Boiling Point: 138°C - 141°C
Flash Point: 29°C (closed cup test)
Evaporation Rate: Not determined
Flammability: Highly flammable
Upper/Lower Flammability Limits: Not established
Vapor Pressure: Not available
Vapor Density: Heavier than air
Density/Specific Gravity: Approx. 0.82 - 0.83 g/cm³
Solubility (Water): Slightly soluble
Partition Coefficient (log Pow): Estimated 1.8 - 2.2
Auto-ignition Temperature: Not defined
Decomposition Temperature: No reliable data
Viscosity: Not available
Chemical Stability: Stable under recommended storage conditions
Possibility of Hazardous Reactions: May form explosive mixtures with air at elevated temperatures; Strong exothermic reactions possible with oxidants
Conditions to Avoid: Open flames, hot surfaces, sparks, static discharge
Incompatible Materials: Strong acids, oxidizing agents, halogen compounds
Hazardous Decomposition Products: Carbon oxides, nitrogen oxides, other toxic vapors
Acute Toxicity (Oral): LD50 (rat) 500-800 mg/kg reported in some studies
Acute Toxicity (Inhalation): Data limited; respiratory irritation likely
Acute Toxicity (Dermal): Data insufficient; can cause irritation
Skin Irritation: May result in redness, dryness, or blistering on contact
Eye Irritation: Will cause burning, watering, redness, and possible tissue damage
Chronic Effects: Repeated or prolonged exposure may result in dermatitis or central nervous system effects
Sensitization: Not classified as a skin sensitizer by standard criteria
Mutagenicity/Carcinogenicity: No significant animal evidence of carcinogenicity; Not listed by IARC, NTP, or OSHA
Other Information: Inhalation may depress the central nervous system causing symptoms like dizziness, headache, or nausea
Ecotoxicity: Acute toxicity data for aquatic life are limited; Anticipated harmful effects if released in significant quantities
Persistence and Degradability: May not degrade rapidly; Classified as moderately biodegradable based on similar compounds
Bioaccumulative Potential: Low to moderate based on predicted partition coefficient
Mobility in Soil: May move through soil and pose a risk of groundwater contamination due to moderate solubility
Other Adverse Effects: Potential to cause oxygen depletion in water bodies if large spills occur; Not classified as emerging contaminant, but caution advised
Waste Treatment Methods: Collect in tightly sealed containers; Forward to licensed disposal contractor
Recommended Disposal: Burn in a chemical incinerator equipped with afterburner and scrubber, complying with local regulations
Contaminated Packaging: Do not reuse; Rinse and send to proper waste facility; Follow all label disposal instructions
Environmental Precautions: Prevent waste from entering watercourses or sewers; Notify authorities in case of significant discharge
Regulatory Compliance: Adhere to all regional, national, and local laws governing disposal of chemical waste
UN Number: 2733
UN Proper Shipping Name: N-Ethylpiperidine
Transport Hazard Class: 3 (Flammable Liquid)
Packing Group: II
Label: Flammable Liquid (Class 3)
Environmental Hazards: Marine pollutant, as indicated by package labeling if shipped internationally
Special Transport Precautions: Keep containers upright and tightly sealed; Store away from food or incompatible goods
Transport in Bulk: Regulated under Annex II of MARPOL 73/78 and the IBC Code
OSHA: Flammable liquid, subject to workplace safety rules
TSCA Listed: Yes (subject to inventory reporting)
EU (REACH): Registration required when imported or manufactured at ≥ 1 tonne/year
WHMIS (Canada): Included as a hazardous product; Flammable liquids and toxic by ingestion
SARA Title III: Not listed under extremely hazardous substances; Incorporate into existing hazardous chemical inventory
Other Regulations: Check all applicable local, state, and national compliance frameworks before handling; Ensure proper workplace training and labeling
