Suyuan Chemical
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Material Safety Data Sheet (MSDS) for Oleyl Primary Amine

Identification

Product Name: Oleyl Primary Amine
Chemical Name: (Z)-Octadecenylamine
Synonyms: (Z)-N-Octadecen-1-amine, Oleylamine
CAS Number: 112-90-3
Recommended Uses: Intermediate for surfactants, waterproofing agents, ore flotation, lubricant additive, corrosion inhibitor
Manufacturer/Supplier: Contact chemical supplier for details
Contact Number for Emergency: Provided by supplier upon ordering
Address: Manufacturer or distributor's physical address as on delivery paperwork

Hazard Identification

Classification: Skin Corrosive, Eye Damage, Acute Toxicity (Oral, Inhalation), Aquatic Chronic Hazard
Label Elements: Corrosive pictogram, exclamation mark, environment hazard symbol
Signal Word: Danger
Hazard Statements: Causes severe skin burns and eye damage; harmful if swallowed, inhaled, or in contact with skin; toxic to aquatic life with long-lasting effects
Precautionary Statements: Do not breathe dust, fumes, gas, mist, vapors or spray; wear protective clothing, gloves, eye protection; wash exposed skin thoroughly after handling; avoid release to the environment
Other Hazards: May cause respiratory irritation and possible allergic skin reactions in sensitized individuals

Composition / Information on Ingredients

Chemical Identity: Oleylamine
CAS Number: 112-90-3
Concentration: 98–100% pure
Impurities: C16–C18 amines (minor), traces of saturated or polyunsaturated long-chain amines

First Aid Measures

Inhalation: Move affected person to fresh air straightaway; loosen tight clothing; if breathing is difficult, oxygen can help; seek medical attention as soon as possible
Skin Contact: Remove contaminated clothing; wash skin thoroughly with soap and a large amount of water; see a physician if irritation remains or blisters form
Eye Contact: Immediately flush eyes with lukewarm, gently flowing water for at least 20 minutes, holding eyelids apart; remove contacts if present and easy; get medical help fast
Ingestion: Rinse mouth several times with water; do not induce vomiting; never give anything by mouth to an unconscious person; consult a poison center or doctor without delay
Notes for Physicians: Symptomatic treatment, monitor for respiratory irritation and chemical pneumonia, treat exposure to strong alkalis

Fire-Fighting Measures

Suitable Extinguishing Media: Water spray, dry chemical powder, foam, carbon dioxide
Unsuitable Extinguishing Media: Strong water jet may spread product
Hazardous Combustion Products: Nitrogen oxides, carbon monoxide, carbon dioxide, amines, hydrogen cyanide (incomplete combustion possible)
Special Firefighting Equipment: Self-contained breathing apparatus, full protective clothing for chemical fires
Advice for Firefighters: Isolate danger area, prevent runoff into drains or water bodies; cool containers exposed to fire with water spray

Accidental Release Measures

Personal Precautions: Wear chemical-resistant gloves, protective goggles, impermeable apron, face shield if risk of splashing
Environmental Precautions: Prevent entry into watercourses, drains, soil; contain spillage using earth, sand, or proprietary absorbents; chemical is toxic to aquatic life
Spill Cleanup: Use inert absorbent (sand, earth); collect into containers for disposal; ventilate area and wash residues with plenty of water; avoid direct contact with skin or eyes; contaminated absorbents must be disposed of properly

Handling and Storage

Safe Handling: Avoid contact with skin, eyes and clothing; keep containers tightly closed; use only in well-ventilated areas; handle away from food and drink; avoid breathing vapors or mist; thoroughly clean PPE and wash hands after handling
Storage Conditions: Store in cool, dry, well-ventilated location; keep product away from acids, oxidizers, and incompatible substances such as strong reducing agents; protect from heat and direct sunlight; ensure containers are clearly labeled and securely closed
Specific End Uses: Details depend on manufacturing or industrial application, but consistent use of local exhaust ventilation and proper PPE is recommended

Exposure Controls and Personal Protection

Occupational Exposure Limits: No official exposure limits set for oleylamine; minimize exposure by engineering controls
Engineering Controls: Local exhaust ventilation, process enclosure, eyewash fountains and emergency showers in area
Personal Protective Equipment: Chemical-resistant gloves (nitrile, neoprene, butyl rubber), splash-proof goggles, full face shield, impervious apron or lab coat, closed shoes; respiratory protection (air-purifying respirator with organic vapor/acid gas cartridge) if airborne levels are not known or exceed negligible
Environmental Exposure Controls: Prevent release to environment, especially water systems; use secondary containment

Physical and Chemical Properties

State/Appearance: Pale yellow to amber liquid, can solidify at low temperature
Odor: Strong amine, fishy odor
Odor Threshold: Detectable at low concentrations
pH: Strongly alkaline (aqueous solution)
Melting Point/Freezing Point: 10–25°C (varies with isomer ratio)
Boiling Point: 350°C (decomposition may occur before boiling at atmospheric pressure)
Flash Point: 133°C (closed cup)
Evaporation Rate: Slow
Flammability: Combustible liquid
Upper/Lower Flammability Limits: Not available
Vapor Pressure: Very low at 20°C
Vapor Density: Heavier than air
Relative Density: 0.81–0.83 at 20°C
Solubility: Insoluble in water; soluble in alcohols, acetone, and many organic solvents
Partition Coefficient (log Kow): High (lipophilic)
Auto-ignition Temperature: >200°C
Decomposition Temperature: Above 200°C
Viscosity: High viscosity at room temperature

Stability and Reactivity

Stability: Stable under recommended storage and handling conditions
Reactivity: Reactive toward acids, oxidizing agents, strong reducing chemicals; incompatible with copper, zinc, and their alloys
Potential Hazardous Reactions: Exothermic reaction with acids forms salts and releases heat; potential violent reaction with peroxides, strong oxidizers
Decomposition Products: Toxic fumes of nitrogen oxides, carbon oxides, ammonia, hydrogen cyanide if strongly heated
Conditions to Avoid: Elevated temperatures, open flames, strong oxidizers, acids

Toxicological Information

Acute Toxicity: Oral LD50 for rats approximately 2,129 mg/kg; inhalation and dermal data limited but can cause irritation or burns on exposure
Skin Corrosion/Irritation: Causes burns, redness, blistering upon contact; prolonged exposure increases severity
Serious Eye Damage/Irritation: Severe damage, risk of permanent injury upon contact
Respiratory/Skin Sensitization: Sensitization possible for respiratory system and skin with repeated contact
Carcinogenicity: Not classified based on available data
Mutagenicity: No strong evidence for mutagenicity or genotoxicity
Reproductive Toxicity: No strong evidence for developmental or reproductive risks
Other Effects: May aggravate pre-existing skin, eye, or respiratory conditions

Ecological Information

Toxicity to Aquatic Life: Very toxic to fish and algae; long-lasting effects in the environment due to persistence
Persistence/Degradability: Poorly biodegradable; expected to persist in sediment and soil
Bioaccumulation Potential: High (based on lipophilicity); organisms exposed to waterborne amines likely to retain the substance
Mobility in Soil: Tends not to migrate due to strong adsorption to organic matter
Other Adverse Effects: Can affect microbial population and water treatment systems; avoid unintentional release

Disposal Considerations

Waste Disposal Methods: Incineration at licensed facility using chemical waste incinerator with afterburner and scrubber; avoid landfill if feasible; land disposal of contaminated materials discouraged unless permitted by law
Container Disposal: Containers should be emptied as much as possible, rinsed, punctured or crushed if allowed, and disposed of according to local, regional and national regulations
Special Precautions: Avoid any disposal that results in uncontrolled release to soil, surface water or sewer systems; consult appropriate authorities for region-specific advice

Transport Information

UN Number: 2735
Proper Shipping Name: Amines, liquid, corrosive, n.o.s. (contains oleylamine)
Transport Hazard Class: 8 (Corrosive)
Packing Group: II (medium danger level)
Marine Pollutant: Yes
Labeling: Corrosive substance mark, marine pollutant mark as required
Emergency Response Guide: Reference current version for spill, fire, leak and exposure guidance en route

Regulatory Information

EU Regulation: REACH registered as substance; Subject to CLP Regulation for labeling and packaging
US TSCA: Listed
Canada DSL/NDSL: Listed
EINECS/ELINCS: 204-015-5
OSHA/WHMIS Classification: Corrosive, harmful
SARA Title III Sections 311/312: Immediate (acute) health hazard; chronic aquatic hazard
National/Regional Information: Chemical inventories may have additional or more stringent reporting and workplace control requirements dependent on jurisdiction