© 2026 Nanjing Finechem Holdings Co., Ltd,
All Right Reserved
Chemical Name: trans-2-Octene
Common Usage: Often handled as an industrial chemical, trans-2-Octene stands out as an organic compound found in chemical plants and research labs. This colorless liquid makes appearances in organic synthesis, acting as an intermediate or a reactant in various processes across the chemical industry. Workers should know its other names and recognize the clear, light aroma it brings, since these qualities come up in field identification.
Physical Hazards: Volatile, flammable liquid, will catch fire if exposed to sparks, open flames, or heat sources. Health Hazards: Skin and eye irritation risk follows direct contact. Prolonged inhalation of vapors causes headache, dizziness, and nausea due to the narcotic effect. May aggravate pre-existing respiratory or skin conditions in sensitive people. Environmental Hazards: Spilled material can pollute waterways and harm aquatic creatures if allowed to escape beyond industrial sites.
Main Constituents: Positional isomer of octene, chemical formula C8H16, CAS Number 13389-42-9.
Nature: Non-polar organic molecule, double bond at the 2-position, all hydrogens and carbons, no known stabilizers or additives in refined preparations.
Bulk Purity: Usually above 95% in industrial batches, trace impurities stem from the manufacturing process.
Inhalation: Move affected folks into fresh air as quickly as possible. Seek medical help if breathing trouble or dizziness lingers.
Skin Contact: Wash area generously with soap and water. Remove contaminated clothing to prevent further irritation or absorption.
Eye Contact: Rinse thoroughly with running water for several minutes, keep eyes open and roll them to ensure thorough cleaning. Call for a medical check if irritation persists.
Ingestion: Do not try to induce vomiting. Rinse mouth if possible and consult a physician to prevent accidental aspiration or further toxic effects.
Suitable Extinguishing Media: Dry chemical, carbon dioxide, foam-based fire extinguishers handle small blazes. Water spray helps cool containers but should not be used in direct streams on burning liquid.
Hazardous Combustion Products: Burns produce smoke with carbon monoxide, carbon dioxide, and possibly irritating aldehyde vapors.
Protective Actions: Wear self-contained breathing apparatus and protective clothing during fire suppression, especially in closed spaces. Move undamaged containers from danger if it’s safe.
Personal Precautions: Workers should wear splash-proof goggles, gloves, and suitable respirators when dealing with leaks or spills.
Environmental Precautions: Block entry to drains and waterways using spill socks or sand to contain the liquid.
Clean-Up Process: Use absorbent material such as sand, clay, or commercial spill pads. Keep used materials in closed, labeled drums for subsequent disposal.
Handling Procedures: Work only in well-ventilated areas to avoid vapor build-up. Never smoke, eat, or drink while working with this chemical. Use only non-sparking tools and grounded transfer lines.
Storage Conditions: Keep containers tightly sealed when not in use. Store in cool, dry locations away from sunlight and incompatible materials such as strong oxidizers. Functional ventilation ensures vapor does not collect in storage zones.
Engineering Controls: Local exhaust systems and air monitoring help keep exposure below recognized industrial limits.
Personal Protection: Nitrile gloves, chemical splash goggles, flame-retardant lab coats, and if splashing or vapor levels rise, organic vapor respirators offer reliable protection.
Hygiene Measures: Always wash hands and face after work and remove contaminated clothing promptly to prevent delayed irritation.
Appearance: Colorless, clear liquid with a mild hydrocarbon odor.
Boiling Point: Roughly 122–125°C at normal pressure.
Melting Point: Well below 0°C, stays liquid under typical lab conditions.
Vapor Pressure: Moderate, promotes gradual evaporation at room temperature.
Solubility: Nearly insoluble in water, dissolves well in organic solvents.
Density: Close to 0.72–0.74 g/cm³.
Flash Point: Estimated in the range of 17–24°C, which means even mild warmth increases fire risk.
Auto-Ignition Temperature: High enough for accidental sparks to matter, demanding vigilance.
Chemical Stability: Remains stable at ordinary temperatures and pressures in sealed containers.
Incompatibilities: Strong oxidizers such as peroxides, acids, and halogens encourage violent reactions.
Hazardous Decomposition: Heat or flame can break down the molecule, releasing flammable or toxic gases.
Polymerization: Not known for spontaneous polymerization but needs separation from strong acids or bases just in case.
Acute Effects: Irritation follows contact with skin or eyes. High inhalation exposure causes narcotic effects: headache, drowsiness, sometimes even confusion after sustained exposure in closed rooms.
Chronic Effects: Extended exposure to significant vapor levels could bring respiratory irritation or worsen allergic contact dermatitis in some workers, especially those with sensitive skin or airways.
Carcinogenicity: Studies in humans remain limited, with no direct evidence tying trans-2-Octene to cancer, but best practices encourage minimizing unnecessary exposure.
Mutagenicity: No clear evidence links this compound to genetic damage, but safe handling procedures matter.
Aquatic Toxicity: Harmful to aquatic organisms in concentrated spills. Floating layers clog up gills or suffocate fish and insects.
Persistence and Degradability: Degrades slowly in the environment, hanging around in sediment or water unless broken down by sunlight or bacteria.
Bioaccumulation: Notable risk in food chains if spills go uncontained, gradual uptake in plant or animal tissue may lead to chronic problems across generations.
Mobility in Soil: Seepage through loose soils brings risks for groundwater, so rapid response limits long-term issues.
Preferred Disposal: Send waste liquid and contaminated clean-up materials for incineration at government-approved hazardous waste facilities.
Container Disposal: Empty drums still carry flammable residue, so triple-rinse and puncture before releasing to recycling streams.
Environmental Caution: Never dump trans-2-Octene into drains, sewers, or open ground; fines and legal headaches often follow environmental missteps in handling disposal.
Transport Classification: As a flammable liquid, trans-2-Octene comes under strict transport rules.
Packaging Requirements: Only use sealed metal drums with clear hazard marking. Handle and stow tightly shut to prevent leaks.
Vehicle Safety: Avoid temperature extremes, keep away from ignition sources, and check for leaks before transit.
Regulatory Reporting: Report spills or leaks to relevant agencies if they exceed threshold limits during transit.
Occupational Exposure Limits: Check local and national regulations for exposure threshold values and worker protection laws.
Environmental Laws: Storage and disposal must align with clean air and clean water statutes; regular audits by authorities test ongoing compliance.
Workplace Controls: Employers must provide right-to-know education and safety equipment for all chemical handlers.
Incident Reporting: Prompt notification of major leaks or injuries keeps companies and workers within the law and protects nearby communities.
