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Material Safety Data Sheet (MSDS) for Dodecyl Dipropylene Triamine

Identification

Product Name: Dodecyl Dipropylene Triamine
Chemical Formula: C18H41N3O2
Synonyms: N,N-Bis(3-aminopropyl)dodecylamine
Recommended Use: Surfactant in industrial cleaning, water treatment, and personal care products
Manufacturer: Listed on commercial packaging and supplier documentation
Emergency Contact Number: Provided on shipping documents and supplier website
UN Number: Refer to latest transport regulations
Revision Date: Refer to top of actual MSDS supplied with product

Hazard Identification

Classification: Corrosive to skin (Category 1A), Eye damage (Category 1), Acute aquatic toxicity (Category 1), Chronic aquatic toxicity (Category 2)
GHS Label Elements: Danger symbol, corrosive pictogram, skull and crossbones for acute aquatic hazard
Hazard Statements: Causes severe skin burns and eye damage, very toxic to aquatic life
Precautionary Statements: Avoid release into the environment, wear protective gloves, clothing, and eye/face protection, wash hands thoroughly after handling, do not breathe dust or mist
Signal Word: Danger
Routes of Exposure: Skin, eyes, inhalation, ingestion
Target Organs: Eyes, skin, respiratory system

Composition / Information on Ingredients

Chemical Name: Dodecyl Dipropylene Triamine
CAS Number: 2372-82-9
Concentration: Typically 98-100% active ingredient in raw material
Molecular Weight: 327.54 g/mol
Impurities: Trace amounts of propylene oxide derivatives or homologous amines
Additives: None unless specified by supplier; check batch certificate for minor stabilizers

First Aid Measures

Inhalation: Move person to fresh air away from contamination, keep warm and at rest, get medical attention for any breathing difficulty or persistent symptoms
Skin Contact: Immediately remove contaminated clothing, rinse skin well with water for at least 15 minutes, seek medical attention for blistering or irritation
Eye Contact: Rinse cautiously with water for minimum 20 minutes lifting eyelids, remove soft contact lenses if present, get urgent medical care
Ingestion: Rinse mouth without swallowing, do not induce vomiting, call physician or poison center right away
Self-Protection for First Responders: Wear chemical-resistant gloves, safety goggles, and protective clothing, avoid breathing aerosols

Fire-Fighting Measures

Suitable Extinguishing Media: Use CO2, alcohol-resistant foam, dry powder, or large volumes of water spray
Unsuitable Extinguishing Media: Do not use direct water jet which may spread product
Special Hazards: May release toxic gases (nitrogen oxides, carbon oxides, amines) under fire conditions
Protective Equipment: Firefighters require self-contained breathing apparatus and full protective clothing
Special Procedures: Cool containers with water spray to prevent rupture, contain run-off to avoid environmental contamination
Flash Point: Over 100°C (212°F) but product may ignite under severe conditions

Accidental Release Measures

Personal Precautions: Evacuate unnecessary personnel, ventilate area, wear chemical-resistant gloves, safety goggles, and fitted respirator
Environmental Precautions: Prevent spillage from entering drains, sewers, waterways, or soil, advise local authorities if this occurs
Clean-Up Methods: Absorb spilled liquid with inert material such as sand or earth, scoop up and place in labeled drum for safe disposal, wash area with plenty of water while avoiding drainage contamination
Small Spills: Use absorbent wipes or pads and place in safe container
Large Spills: Dike area to limit spread, consult with specialists for hazardous waste pick-up and site decontamination

Handling and Storage

Handling: Keep containers tightly sealed, open and handle empty containers with care due to residue hazards, avoid direct contact or inhalation, use only with exhaust ventilation and personal protective equipment
Hygiene Practices: Wash hands, forearms, and face thoroughly after handling, remove contaminated clothing before entering communal spaces
Storage: Store in original containers, away from direct sunlight and sources of heat, preferably at room temperature and in well-ventilated area, never store near food, drinks, or animal feed
Incompatible Materials: Strong oxidizers, acids, reactive metals such as aluminum or zinc
Container Materials: Store in high-density polyethylene, glass, or steel containers with corrosion-resistant lining if needed

Exposure Controls and Personal Protection

Occupational Exposure Limits: No established national limit for this compound; recommend minimizing airborne concentrations and surface contact
Engineering Controls: Use local exhaust ventilation, process enclosures, and automated mixing where possible
Personal Protective Equipment: Chemical-resistant gloves (nitrile, neoprene), safety goggles, face shield, long-sleeved overalls with impervious apron, closed footwear
Respiratory Protection: Use air-purifying respirators with organic vapor/ammonia/multigas cartridges for airborne exposures
Environmental Controls: Use containment, limit open transfers, consider vapor detection systems in large-scale settings
Workplace Monitoring: Regular surface and air sampling in handling areas

Physical and Chemical Properties

Appearance: Colorless to light-yellow viscous liquid
Odor: Amine-like, fishy
Melting Point: Below 0°C
Boiling Point: Above 200°C
Solubility: Miscible with water and alcohols
Vapor Pressure: Low at ambient temperatures
Density: Approximately 0.87-0.89 g/cm³
pH (solution): Strongly basic (above pH 12 in 1% solution)
Flash Point: Above 100°C
Partition Coefficient (log Kow): Between 3 and 5, indicating moderate hydrophobicity
Evaporation Rate: Slow under standard conditions

Stability and Reactivity

Stability: Stable under recommended handling and storage conditions
Thermal Decomposition: May produce toxic fumes of nitrogen oxides and carbon oxides above decomposition temperature
Hazardous Reactions: Reacts exothermically with acids, oxidizers, and some reactive metals, releasing heat and/or gases
Incompatible Materials: Strong acids, oxidizing agents, chlorine compounds
Polymerization: Does not undergo hazardous polymerization
Corrosivity: Can corrode aluminum, zinc, and uncoated metal surfaces

Toxicological Information

Routes of Entry: Skin absorption, eye contact, inhalation, ingestion
Acute Toxicity: Oral LD50 (rat) estimated between 400-1000 mg/kg; dermal LD50 (rabbit) between 800-2000 mg/kg
Skin Irritation: Causes severe burns, prolonged contact may lead to deep ulcers and tissue destruction
Eye Contact: Permanent eye damage possible with direct exposure
Respiratory Effects: Inhalation of mist or vapors can trigger coughing, throat inflammation, potential pulmonary edema
Chronic Effects: Repeated or prolonged exposure may cause dermatitis, sensitization, and long-term respiratory irritation
Carcinogenicity: Not listed by IARC, NTP, or OSHA as carcinogenic
Other Effects: Potential nervous system effects at high doses, based on related amine compounds

Ecological Information

Acute Aquatic Toxicity: Highly toxic to aquatic organisms with low EC50 (0.02-0.1 mg/L for fish and invertebrates)
Chronic Aquatic Effects: Can cause long-term adverse impacts in the aquatic environment
Persistence and Degradability: Moderately persistent, slow biodegradation in some natural waters, but complete breakdown possible over time
Bioaccumulation: Moderate potential based on Kow, risk of accumulation in aquatic species
Soil Mobility: Limited mobility, adsorbs to soil particulates
Other Environmental Hazards: Toxic to algae and plankton, interferes with wastewater treatment bacterial cultures at elevated concentrations

Disposal Considerations

Waste Treatment Methods: Collect hazardous waste and send to approved chemical disposal facility
Disposal of Containers: Triple-rinse empty containers, puncture, and send to hazardous waste recycler or landfill based on local regulations
Avoid Disposal: Never pour residues into drains, surface waters, or soil
Incineration: Professional incineration at high temperatures with proper scrubbing of emissions
Special Precautions for Disposal: Label all waste according to local and federal hazardous waste laws, store in tightly sealed, acid-resistant drums before removal from site

Transport Information

UN Number: 2735 (Amines, liquid, corrosive, n.o.s. — including dodecyl dipropylene triamine)
Packing Group: II (Medium danger)
Transport Hazard Class: 8 (Corrosive)
Proper Shipping Name: Amines, liquid, corrosive, n.o.s.
Labels Required: Corrosive (8), environmental hazard for sea transport
Special Precautions: Protect containers from physical damage, thermal shock, and improper stacking, follow national carriage requirements for hazardous substances
IMO/IMDG: Regulated as marine pollutant
ADR/RID: Regulated under European road/rail transport rules

Regulatory Information

Workplace Regulation: Controlled under OSHA (Occupational Safety and Health Administration) Hazard Communication Standard in the US; subject to EU REACH registration
Environmental Regulation: Listed as hazardous to the aquatic environment under US EPA and EU CLP (Classification, Labelling and Packaging) rules
Reporting Requirements: Notifiable as dangerous goods for storage above threshold levels, subject to SARA Title III reporting for hazardous substance releases
Labeling: Requires GHS/CLP compliant labeling at all stages of handling and transport
Restrictions: Industrial and professional use only, restrictions apply for use in consumer products
Other Relevant Laws: Listed on TSCA US inventory, subject to restrictions under DPBPR in Canada, covered by chemical safety acts in EU, Australia, and Japan