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Chemical Name: Piperine
Chemical Formula: C17H19NO3
Appearance: Yellowish or off-white crystalline powder
Odor: Faint pepper-like scent
Common Sources: Extracted from black pepper and long pepper
Major Uses: Used in food, supplements, traditional medicine, and some pharmaceutical settings
Main Hazards: Mild skin and eye irritation, harmful if ingested in large amounts
Target Organs: Skin, eyes, gastrointestinal system
Relevant Symptoms: Burning, stinging, or redness on contact with skin or eyes, nausea or abdominal discomfort if swallowed
Risk Statements: Exposure remains mild at low levels but can cause irritation with concentrated forms
Environmental Concerns: Not classified as highly toxic, but still poses a risk to aquatic environments if spilled in large quantities
Main Component: Piperine (typically >95 percent in purified extracts)
Other Substances: May include trace amounts of related alkaloids or residual plant materials when not highly purified
Eye Contact: Flush with running water for several minutes, keep eyelids open
Skin Contact: Wash gently with soap and water, remove contaminated clothing
Ingestion: Rinse mouth, drink water, seek medical advice if symptoms persist
Inhalation: Move to fresh air, support breathing if irritation occurs
Key Point: Early response helps reduce the severity of irritation or discomfort
Suitable Extinguishing Media: Dry chemical, CO2, water spray, or foam
Specific Dangers: Fine powders can form combustible dust clouds, risk of minor toxic fumes upon burning
Protective Equipment: Use self-contained breathing apparatus, wear appropriate clothing when putting out fires involving piperine
Combustion Products: Carbon dioxide, carbon monoxide, nitrogen oxides
Fire Precautions: Avoid stirring up dust, ventilate area after extinguishing
Personal Protection: Gloves, safety goggles, dust mask if airborne powder
Spill Response: Sweep or vacuum up carefully, minimize dust, avoid direct contact with skin
Environmental Actions: Prevent from entering waterways or drains, collect waste for proper disposal
Room Ventilation: Air out space to keep fine particles from lingering
Safety in Handling: Keep away from food, avoid touching eyes or open wounds, use personal protective equipment as needed
Storage Needs: Store in sealed containers, in cool and dry space, away from direct sunlight and incompatible chemicals
Risk Reduction: Label clearly, separate from oxidizing agents, keep out of reach from children and untrained personnel
Engineering Controls: Use local exhaust ventilation, especially during powder handling
Personal Gear: Wear gloves made of nitrile or latex, use lab coats, safety goggles, and dust masks
Hygiene: Wash hands after use, avoid eating or drinking in work area
Occupational Limits: No established occupational exposure limits, but minimize dust inhalation based on irritant potential
Appearance: Yellow or off-white crystalline powder
Odor: Mild, peppery aroma
Melting Point: Around 128°C
Solubility: Slightly soluble in water, more soluble in alcohol and ether
Density: Near 1.193 g/cm³
Vapor Pressure: Very low at ambient temperature
Stability: Stable at room temperature, sensitive to strong acids or bases
Stability: Handles well under normal storage, degrades with strong oxidizers or extreme pH
Incompatibilities: Strong oxidizing agents, strong acids
Polymerization: Will not self-polymerize under usual conditions
Decomposition: Produces irritating smoke and fumes if exposed to intense heat or open flame
Acute Effects: Mild irritation to eyes, skin, or respiratory tract; gastrointestinal upset possible in larger doses
Long-Term Exposure: Not enough data on chronic exposure in humans; excessive intake linked to hepatic stress in animal studies
Sensitization: Rare, but skin reactions can develop with repeated contact
Toxic Dose: Low acute toxicity, lowest recorded oral LD50 for rodents around 330 mg/kg body weight
Aquatic Risk: Low to moderate toxicity if released in bulk to waterways
Persistence: Breaks down gradually in the environment, not considered persistent
Bioaccumulation: No strong evidence for risk of buildup in organisms
Waste Disposal: Collect solid or powder residues for proper destruction by a certified waste handler
Drains and Soil: Avoid dumping into water or soil, use sealed bags for contaminated materials
Packaging: Recycle containers if safe, otherwise dispose as chemical waste
Transport Requirements: Pack in sealed, labeled containers
UN Classification: Not listed as hazardous for most regulations; treat as chemical powder in transit
Special Care: Prevent container damage and spills, avoid extreme heat
Workplace Guidance: No specific workplace exposure limits in many regions, treat under general chemical safety protocols
Environmental Regulation: Few restrictions, still manage release responsibly
Food and Supplement Rules: Recognized as safe in typical dietary quantities, regulations may vary for concentrated extracts
