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Product Name: L-Carnosine
Chemical Formula: C9H14N4O3
Synonyms: beta-Alanyl-L-histidine, Carnosine
CAS Number: 305-84-0
Recommended Use: Nutritional supplement, research laboratory, pharmaceutical intermediate
Manufacturer: Information available on supplier documentation
Contact Information: Refer to package insert or SDS from supplier
Classification: Not classified as hazardous under GHS criteria
Signal Word: None
Hazard Statements: Not expected to present a significant hazard
Pictograms: None required
Precautionary Statements: Avoid dust generation, use with adequate ventilation, keep out of eyes and mouth
Routes of Exposure: Eyes, skin, inhalation, ingestion
Potential Health Effects: Mild irritation possible on direct contact with eyes or skin; no known chronic effects at low concentration
Chemical Name: L-Carnosine
CAS Number: 305-84-0
Purity: Typically >98%
Impurities: Trace residual solvents, water, or related peptides (dependent on source and manufacturing process)
General Advice: Remove from exposure, seek medical attention if symptoms develop
Eye Contact: Rinse gently with plenty of water for at least 15 minutes
Skin Contact: Wash affected area with mild soap and water
Inhalation: Move to fresh air, support respiration if breathing becomes difficult
Ingestion: Rinse mouth, drink water, seek medical advice if large quantities are swallowed
Symptoms: Minor irritation, mild discomfort (rare)
Flammability: Not classified as flammable
Suitable Extinguishing Media: Water spray, foam, dry chemical, carbon dioxide
Hazardous Decomposition Products: Emits carbon oxides, nitrogen oxides on combustion
Protective Equipment: Standard firefighting gear, breathing apparatus
Special Procedures: Cool containers exposed to flames, contain runoff from fire-control water
Personal Precautions: Wear protective gloves, safety glasses, avoid dust formation
Spill Cleanup Methods: Sweep up and place in appropriate container for disposal, ventilate area
Environmental Precautions: Prevent entry into water systems or drains (if possible), avoid uncontrolled mold growth on organic spills
Disposal of Clean-Up Materials: Place in closed containers for disposal, follow local regulations
Handling: Handle with gloves, minimize dust, avoid ingestion or inhalation
Hygiene Measures: Wash hands after handling, keep away from food and drink
Storage Conditions: Store in tightly sealed container, keep in cool, dry area, away from direct sunlight or strong oxidizers
Incompatible Materials: Strong acids, strong bases, strong oxidizing agents
Control Parameters: No occupational exposure limits established
Engineering Controls: Work in well-ventilated area or use local exhaust
Personal Protective Equipment: Nitrile gloves, lab coat, safety goggles, dust mask or respirator if airborne dust is expected
Environmental Controls: Prevent large amounts from reaching natural waters
Appearance: White crystalline powder
Odor: Odorless
Melting Point: 250°C (decomposes)
Boiling Point: Not applicable (decomposes)
Solubility: Water soluble
pH (1% solution): About 7.9–8.5
Vapor Pressure: Not applicable
Relative Density: Approximately 1.35 g/cm³
Partition Coefficient (log Kow): Estimated at -3.77
Evaporation Rate: Not applicable
Chemical Stability: Stable under normal storage and handling conditions
Reactivity: Not reactive with most common substances
Conditions to Avoid: High temperature, exposure to direct sunlight, sources of moisture
Incompatible Materials: Strong acids, strong bases, oxidizing agents
Hazardous Decomposition Products: Carbon oxides, nitrogen oxides formed during fire or decomposition
Acute Toxicity: Low oral toxicity, LD50 not determined in humans, high safety margin in animal studies
Chronic Toxicity: No effects identified at doses used for supplementation
Irritation: Mild eye or skin irritation possible
Inhalation: Prolonged breathing of dust may cause mild respiratory tract discomfort
Sensitization: Not known to cause sensitization
Carcinogenicity: Not listed as carcinogen by IARC, NTP, OSHA
Mutagenicity: Not expected to be mutagenic
Reproductive Effects: No evidence of reproductive toxicity
Eco-toxicity: No significant toxicity expected for aquatic or terrestrial organisms
Persistence and Degradability: Readily biodegradable, peptide bonds hydrolyze in environment
Bioaccumulation Potential: Negligible, rapidly metabolized
Mobility in Soil: High water solubility favors dispersion
Other Adverse Effects: Not known to contribute to hazardous environmental effects, observe good laboratory practice to prevent unnecessary release
Waste Methods: Dispose of in accordance with local, state, and federal regulations
Incineration or Landfill: Suitable for routine disposal as non-hazardous waste at approved facility
Packaging Disposal: Rinse and recycle if possible, otherwise treat as chemical waste
Precautions: Avoid discharge into water courses, use secure, labeled containers for large quantities
UN Number: Not regulated for transport
Proper Shipping Name: Not applicable
Transport Hazard Class: None
Packing Group: None
Special Precautions: Protect from moisture, keep containers tightly closed during transport
Labelling: Not required for standard quantities, include chemical name on documentation
OSHA Status: Not considered hazardous
TSCA (USA): Listed
REACH (EU): Exempt as a naturally occurring substance
DSL/NDSL (Canada): Listed
Other Regulations: Not subject to specific regulatory reporting requirements
Restrictions: Verify compliance with food use, pharmaceuticals, or cosmetics regulations where applicable
