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Chemical Name: Piperidine Hydrochloride
Chemical Formula: C5H11N·HCl
Typical Appearance: White to off-white crystalline powder
Common Uses: Laboratory intermediate, organic synthesis, pharmaceutical manufacturing
Odor: Faint amine-like odor
Solubility: Highly soluble in water, ethanol
Molecular Weight: 121.61 g/mol
Primary Hazards: Corrosive to eyes and skin, can irritate respiratory tract
GHS Classification: Skin and eye irritation; harmful if swallowed or inhaled
Routes of Exposure: Inhalation, skin contact, ingestion, eye contact
Acute Effects: Severe irritation, burning sensation, coughing, shortness of breath
Chronic Effects: Prolonged or repeated exposure may cause dermatitis or respiratory sensitization
Substance: Piperidine Hydrochloride
CAS Number: 6091-44-7
Purity: Typically greater than 98% in commercial preparations
Impurities: Trace residual solvents or by-products from synthesis depending on source
Inhalation: Move person to fresh air, allow rest, seek medical attention if symptoms persist
Skin Contact: Remove contaminated clothing, rinse skin with water for several minutes
Eye Contact: Rinse cautiously with water for several minutes, keep eyelids open, get medical attention
Ingestion: Rinse mouth, avoid inducing vomiting, seek prompt medical attention
Suitable Extinguishing Media: Dry chemical, carbon dioxide, water spray, alcohol-resistant foam
Hazardous Combustion Products: Toxic fumes, nitrogen oxides, hydrogen chloride gas
Special Protective Equipment: Self-contained breathing apparatus, full-protective gear for firefighters
Fire Fighting Tactics: Avoid breathing vapors, contain runoff to prevent environmental contamination
Personal Precautions: Wear gloves, goggles, chemical-resistant clothing
Spill Response: Ventilate area, avoid dust formation, sweep up and place in suitable container
Environmental Precautions: Prevent entry into waterways, soil, and drains
Disposal: Follow disposal regulations for hazardous chemicals
Handling: Use in well-ventilated space, avoid dust and aerosol generation, avoid contact with skin and eyes
Storage: Keep container tightly closed in a cool, dry, well-ventilated place separated from incompatible substances
Incompatibilities: Oxidizing agents, strong bases, strong acids
Engineering Controls: Use chemical fume hood, ensure adequate ventilation
Respiratory Protection: Certified mask or respirator when working with dust or inadequate ventilation
Hand Protection: Chemical-resistant gloves
Eye/Face Protection: Safety goggles or face shield
Skin/Body Protection: Lab coat, protective aprons
Physical State: Crystalline solid
Color: White to off-white
Melting Point: Around 232°C (decomposes)
Boiling Point: Not applicable (decomposes before boiling)
Odor Threshold: Not determined
pH: Acidic in aqueous solution
Vapor Pressure: Low
Density: Approximately 1.02 g/cm³
Water Solubility: Easily dissolves
Stability: Stable under recommended storage and handling conditions
Conditions to Avoid: High humidity, strong heat, sources of ignition
Reactivity: Can react with strong oxidizers and acids
Decomposition: Produces nitrogen oxides and hydrogen chloride if heated strongly
Likely Routes of Exposure: Eyes, skin, inhalation, ingestion
Acute Toxicity: Causes skin and eye burns, can be harmful if swallowed, may cause respiratory irritation
Chronic Effects: No established data for long-term exposure, but repeated skin contact could lead to dermatitis
Symptoms: Redness, pain, burns, coughing, sore throat, gastrointestinal discomfort
Ecotoxicity: May pose risks to aquatic life in concentrated spills
Mobility: Highly soluble, can disperse in water bodies
Persistence and Degradability: Expected to degrade in water and soil over time, specifics not well documented
Bioaccumulation: Not expected to significantly bioaccumulate
Safe Disposal: Follow local and national environmental regulations
Waste Treatment: Incinerate in a chemical incinerator with afterburner and scrubber
Contaminated Packaging: Use approved chemical waste containers, rinse before recycling or disposal
Shipping Name: Piperidine Hydrochloride
Hazard Class: Corrosive solid
Packing Group: Usually II or III depending on purity and concentration
Environmental Hazards During Transit: Avoid exposure to moisture and rough handling, prevent leakage
Special Precautions: Secure packaging, proper labeling per transportation laws
Hazard Symbols: Corrosive
Signal Words: Danger, Warning
Regulations: Subject to chemical control laws in most jurisdictions, including workplace safety and environmental rules
Occupational Exposure Limit: No national limit established, keep exposure as low as reasonably achievable
Restrictions: Use in compliance with all applicable local, national, and international laws
