Product Name: Dodecyl Dimethyl Betaine
Chemical Formula: C16H33NO2
Synonyms: Lauryl dimethyl betaine, Betaine lauryl ether, N-Dodecyl-N,N-dimethylglycine
CAS Number: 683-10-3
Recommended Uses: Surfactant in detergents, shampoos, household cleaners, personal care formulations
Supplier Information: Manufacturer contact details should be available on container label and procurement records
Emergency Contact: Refer to local poison control center or supplier emergency line
REACH Registration Number: Available from supplier upon request
Product Code: Typically listed on packaging and order documentation for fast retrieval during emergencies
GHS Classification: Eye irritation: Category 2A, Skin irritation: Category 2
Signal Word: Warning
Hazard Statements: Causes serious eye irritation, may cause mild skin irritation with prolonged exposure
Precautionary Statements: Wear eye protection and gloves, avoid contact with skin and eyes, wash skin after handling, do not ingest
Pictograms: Exclamation mark to indicate irritant hazards
Routes of Exposure: Eyes, skin, ingestion, inhalation of mist or aerosol
Potential Health Effects: Redness, tearing, discomfort in eyes; mild, reversible irritation on skin; possible nausea or discomfort if swallowed
Environmental Hazards: Mildly hazardous to aquatic organisms; do not discharge large quantities into waterways
Chemical Name: Dodecyl Dimethyl Betaine
Concentration: Purity commonly 30–40% in commercial solutions, balance water
Impurities: Residual amines and sodium chloride as stabilizer (<1%)
Hazardous Constituents: Dodecyl Dimethyl Betaine deemed hazardous under GHS criteria for irritation
Other Ingredients: No other contributing substances typically present above reportable levels
Trade Name Additives: May vary by supplier; consult specific manufacturer datasheet for proprietary component details
Eye Contact: Rinse cautiously with water for several minutes and remove contact lenses if present; continue rinsing if irritation persists, seek medical advice
Skin Contact: Remove contaminated clothing, flush area with water and soap for at least 15 minutes
Inhalation: Move person to fresh air, provide artificial respiration if necessary, seek medical attention if respiratory symptoms develop
Ingestion: Rinse mouth, do not induce vomiting, drink water if alert, locate immediate medical assistance
Most Important Symptoms and Effects: Red eyes, stinging sensations, skin dryness, throat discomfort if inhaled
Medical Attention and Special Treatment: Supportive care as directed by clinical assessment
Suitable Extinguishing Media: Use carbon dioxide, dry chemical, foam or water spray
Specific Hazards from Combustion: Emits toxic fumes including carbon oxides, nitrogen oxides, and organic vapors
Protective Equipment for Firefighters: Wear self-contained breathing apparatus and full protective gear
Explosion Data: Not classified as an explosive, slight risk of hazardous vapors on thermal decomposition
Advice for Firefighters: Control runoff, avoid inhaling combustion products, contain spills to prevent environmental release
Personal Precautions: Wear recommended PPE, ventilate area, avoid breathing spray or mist
Environmental Precautions: Prevent further leakage or spillage if safe to do so, avoid discharge into drains, surface waters, or ground water
Methods for Cleanup: Absorb with inert material (sand, earth), contain and transfer to suitable containers for disposal, clean floor and affected area with water
Emergency Procedures: Evacuate unprotected personnel, consult environmental authorities if release is substantial
Safe Handling: Wear gloves, safety glasses, work in well-ventilated space, avoid vigorous agitation that creates mist or aerosol
Avoid Contact: Keep away from strong acids, oxidizing agents; minimize skin and eye exposure
Precautions: Do not eat, drink, or smoke during use; wash hands before breaks and at end of shift
Storage Conditions: Store in tightly sealed containers, keep in cool, dry, well-ventilated room, protected from direct sunlight and freezing
Storage Incompatibilities: Separate from reactive chemical classes, corrosives, strong oxidizers
Container Materials: Use HDPE, stainless steel, or compatible polymer; avoid unlined metals
Storage Shelf Life: Consult supplier, typically stable for at least 12–24 months under recommended conditions
Occupational Exposure Limits: No established limits per OSHA, ACGIH or NIOSH
Engineering Controls: Local exhaust ventilation recommended for repeated large-scale handling
Respiratory Protection: NIOSH-approved mask for aerosol or mist generation
Hand Protection: Chemical-resistant gloves (nitrile, neoprene)
Eye Protection: Safety goggles or face shield
Skin Protection: Protective lab coat or chemically-resistant apron
Hygiene Measures: Wash hands, arms, and face thoroughly after contact, shower before leaving work
Environmental Exposure Controls: Collect and treat wash water in accordance with local regulations to minimize runoff
Appearance: Clear to pale yellow liquid
Odor: Slightly amine-like, mild
Odor Threshold: Not determined
pH: Typically 6–8 (at 10% solution)
Melting/Freezing Point: Less than -5°C for diluted commercial product
Boiling Point/Range: Above 100°C
Flash Point: Not flammable under standard conditions
Evaporation Rate: Slower than water
Flammability: Not classified as flammable
Upper/Lower Explosion Limits: Not applicable
Vapor Pressure: Very low at ambient conditions
Vapor Density: Not determined
Relative Density: 1.00–1.05 (water=1)
Solubility: Completely miscible with water
Partition Coefficient: Log Kow 1–3
Decomposition Temperature: Not specifically determined
Viscosity: Moderate, similar to light syrup or shampoo concentrate
Molecular Weight: About 287.4 g/mol
Chemical Stability: Stable under normal handling and storage conditions
Thermal Decomposition: Above 150°C, begins to yield toxic gases, including amines and oxides
Hazardous Reactions: No dangerous reactions expected under standard use, avoid contact with strong oxidizers or acids
Materials to Avoid: Strong acids, alkalis, oxidizers
Hazardous Decomposition Products: Carbon monoxide, carbon dioxide, nitrogen oxides, volatile organic byproducts
Reactivity: Non-reactive with most formulation ingredients at room temperature
Acute Toxicity: Oral LD50 (rat): above 2000 mg/kg, considered low toxicity
Skin Corrosion/Irritation: Slight irritant on prolonged or repeated skin contact
Serious Eye Damage/Irritation: Causes moderate to severe eye irritation
Respiratory Sensitization: Not classified for sensitization
Skin Sensitization: Not typically a skin sensitizer, patch testing recommended for sensitive users
Carcinogenicity: Not classified as carcinogenic per IARC, NTP, OSHA
Mutagenicity/Genotoxicity: No data indicating genotoxic risk
Reproductive Toxicity: No evidence of reproductive harm in current literature
Chronic Effects: Repeated overexposure may cause skin dryness or cracking
Toxicity to Aquatic Organisms: LC50 (fish, 96hr): 1–10 mg/L; consider moderate toxicity
Persistence and Degradability: Biodegradable by aerobic microorganisms, typical half-life 1–2 weeks in activated sludge
Bioaccumulation: Low-moderate potential, log Kow near 2
Mobility in Soil: Mobile, leaches in water, adsorbs only weakly in soil
Other Adverse Effects: At high concentrations, foaming and detergent-like effect may disrupt aquatic ecosystems, avoid direct release
Product Disposal: Dispose following local, regional and national regulations; preferred by chemical incineration or via licensed waste contractor
Contaminated Packaging: Rinse thoroughly before recycling or disposal; consult local environmental authorities
Disposal Methods: Do not pour into waterways, sewers, or soil
Environmental Precautions: Minimize entry into environment, use absorbent material to contain larger spills for safe disposal
UN Number: Not regulated under ADN/ADR, IMDG, IATA
UN Proper Shipping Name: Not classified as dangerous goods
Transport Hazard Class: Does not meet the criteria for hazardous transport categories
Packing Group: Not assigned
Marine Pollutant: Not listed as a marine pollutant
Special Precautions: Avoid spills during transport, use tight packaging, store upright
Safety, Health and Environmental Regulations: Dodecyl Dimethyl Betaine is listed on TSCA, REACH, DSL
SARA Title III: Not listed for acute, chronic, fire, reactive, or sudden release hazards
California Proposition 65: Not identified as requiring notification
Other Local Regulations: Always verify relevant occupational, environmental or consumer safety laws and supply chain declarations
OSHA: Product is not on OSHA's hazardous chemicals list, but PPE recommendations should be followed
Labeling Requirements: GHS label elements apply for commercial containers
