1-Bromooctadecane: Unpacking Its Chemical World and Future
Historical Development
Long, linear alkyl bromides, such as 1-bromooctadecane, began drawing scientific attention in the early part of the twentieth century, as organic chemists searched for dependable building blocks in synthetic chemistry. The surfactant and specialty chemical surge during the 1950s put these molecules on the radar of industrial labs. My interaction with older chemistry handbooks sometimes turned up references to octadecyl bromide in process notes for preparing cationic surfactants and quaternary ammonium compounds—a sign that this compound’s practical importance didn’t just come from academic curiosity. As big chemistry moved past simple hydrocarbons, people realized that attaching bromine to an 18-carbon chain gave access to a whole series of new chemical families. Production methods scaled up and quality improved as engineers honed bromination techniques. Through the decades, focus on greener methods and more precise purity metrics came from regulatory pressure and growing customer demands in pharmaceuticals and advanced materials.
Product Overview
Today, 1-bromooctadecane is best described as a long-chain alkyl bromide with a straight C18 skeleton. Found as a solid white wax or crystalline powder, this compound sits among the go-to intermediates for surfactant synthesis, making it useful for more than just bench chemistry. Chemical textbooks often lump it under “surface-active raw materials” or “intermediate for quaternary ammonium salts,” and these labels only scratch the surface. Many chemical suppliers keep it in stock, seeing constant demand from research labs hunting for precise chain-length building blocks, along with manufacturers seeking reagents for textiles, cosmetics, and nanotechnologies.
Physical & Chemical Properties
From the first time I saw a sample in the lab, I could tell the long chain does more than add bulk—at room temperature, 1-bromooctadecane forms a waxy solid with a faint odor, melting just above body temperature at roughly 31–33°C. That’s important if you want a substance that’s easily handled yet melts smoothly for formulations. Its molecular formula, C18H37Br, shows its single bromine atom, which sits at one terminal position. The high molecular weight makes the compound sluggish to dissolve in water, but it mixes well with organic solvents such as chloroform, ether, or hot ethanol. Its boiling point hovers near 398°C, which suggests a tolerance for higher temperature reactions. In terms of reactivity, the terminal bromine makes it a useful participant in nucleophilic substitution reactions, paving the way for downstream transformation.
Technical Specifications & Labeling
Buyers look for tight tolerances in technical specs. Most reputable suppliers guarantee a purity exceeding 98%, verifying it through techniques like gas chromatography or NMR spectroscopy. Packed usually in amber glass bottles or HDPE containers to keep light and moisture out, every label includes the CAS number 112-87-8, structural formula, molar mass (333.40 g/mol), lot number, production date, and batch-specific purity data. Industry standards require MSDS sheets to ship with every container to highlight fire, storage, and spill protocols. Quality certifications like ISO 9001 or GMP add reassurance, especially when the product moves into pharmaceutical or biotech research.
Preparation Method
On the lab bench, the main method for preparing 1-bromooctadecane is by direct bromination of n-octadecanol or via addition of phosphorus tribromide (PBr3) to octadecanol. Out in scale-up plants, the choice of reagents shifts toward cost-effectiveness and control. The classic route relies on converting the alcohol to the bromide using PBr3 under cooling, which enables a smooth reaction while reducing by-product formation. Some groups try hydrobromic acid with a catalyst, but this tends to introduce more color and impurities, requiring extra purification steps using recrystallization from ethanol or vacuum distillation. Handling the reaction safely means using fume hoods and good personal protective gear, because PBr3 and liberated HBr can burn skin, eyes, and lungs. The pure product is filtered, washed, dried, and tested for remaining alcohol or bromine contaminants.
Chemical Reactions & Modifications
The primary bromine on the terminal carbon unlocks a world of transformations. I have often seen 1-bromooctadecane react smoothly with nucleophiles. Ammonia yields primary alkylamines, sodium azide gives azides ready for click chemistry, and sodium alkoxides create ethers of varying chain lengths. The bromine atom is readily exchanged in Grignard reactions, letting organic chemists build complex structures around the C18 chain. For researchers working on tailored surfactants, the compound allows easy alkylation of amines and quaternary ammonium heads—vital in anti-static agents, bactericides, and textile-processing formulas. Crosslinking and chain extension come into play in materials chemistry, opening up scope for synthesizing organosilicon derivatives and specialty polymers.
Synonyms & Product Names
Breaching the world’s language barriers, 1-bromooctadecane turns up under names like n-octadecyl bromide, octadecyl bromide, or simply C18H37Br in catalogues. In some older literature, it might get called stearyl bromide (since it’s one step away from stearic acid) or 1-bromo-n-octadecane. Chemical indexes list it under the CAS number 112-87-8, so that’s what I double-check when sourcing from a new vendor, to avoid picking up a branched or isomerized product by mistake.
Safety & Operational Standards
It pays to treat 1-bromooctadecane with respect. Brominated organics, while stable in solid form, demand proper containment and ventilation. Direct skin or eye contact may cause irritation. Though the compound carries a low vapor pressure, dust can irritate mucous membranes if inhaled. The compound does not ignite easily but should stay clear of open flame and hot surfaces, particularly in the presence of strong bases. Production and research labs must carry MSDS sheets and suitable fire extinguishers. Gloves, goggles, and lab coats prevent minor accidents from becoming serious health issues. Waste disposal regulations require incinerating or sending unused product and contaminated materials to specialized chemical disposal, due to the environmental persistence of long-chain organics. Regulatory agencies, including the European Chemicals Agency (ECHA) and the United States Environmental Protection Agency (EPA), classify these compounds as potentially hazardous—labs and factories must work up to current standards and submit regular documentation.
Application Area
From my own project work and literature review, 1-bromooctadecane stands out as a utility player. Surfactant and detergent manufacturers rely on it to create cationic and amphoteric agents tailored for cosmetics, haircare, and cleaning applications. The textile industry uses derivatives as anti-static additives and in water-repellent coatings. Pharmaceutical labs treat it as a precursor for slow-release fat-soluble drug formulations, taking advantage of its long chain to improve membrane permeability and controlled release. Material science teams covet the compound for making self-assembled monolayers, improving the stability and hydrophobicity of electronics and sensor surfaces. Nanotechnology researchers use 1-bromooctadecane as a starting point for functional nanoparticles capable of precise targeting in medical diagnostics and therapies. The coatings sector finds the stearyl group, introduced via this compound, enhances the protective and anti-corrosive abilities of industrial paints.
Research & Development
In R&D circles, 1-bromooctadecane’s real attraction is the handle it gives chemists for constructing complicated molecules. Over the past decade, a wave of research has targeted more efficient and less polluting synthesis methods, including phase-transfer catalysts and solvent-minimized bromination. Material scientists use the compound to produce surface-active agents that drive innovation in emulsion polymerization, nano-encapsulation, and biointerface engineering. I’ve noticed journals increasingly highlight the compound as a base for smart delivery systems, especially in drug research focused on hydrophobic payloads. Recent patent filings reveal continued interest in polymer modifications and ionic liquids featuring C18 chains derived from 1-bromooctadecane, suggesting that the research community sees a steady need for these versatile intermediates.
Toxicity Research
Toxicity and environmental safety have drawn more eyes over the past decade, as regulatory bodies tighten industry responsibilities for persistent organic compounds. Available studies rate 1-bromooctadecane as low to moderate in acute toxicity, but chronic exposure remains poorly understood. The long alkyl chain resists breakdown in soil and water, so environmental persistence raises concerns. Human case studies remain limited, but precaution points to minimizing exposure and avoiding release into aquatic systems, where long-chain brominated chemicals sometimes bioaccumulate. Animal research indicates oral or dermal administration in large doses leads to mild central nervous system effects, but routine laboratory handling at typical concentrations doesn’t introduce major risk, provided PPE is worn. The fact that its analogs find use in cosmetic and pharmaceutical precursors puts further pressure on producers to maintain top-grade quality control and track impurity profiles carefully, especially for long-term contact products.
Future Prospects
Peering ahead, 1-bromooctadecane sits in a unique spot. Demand isn’t likely to evaporate as chemical innovation keeps finding new uses for long-chain functional intermediates. Green chemistry initiatives press for better, less wasteful production systems and end-of-life solutions for brominated organics, likely leading to adoption of biobased feedstocks and recyclable solvent systems. Companies in the surfactant and pharmaceutical sectors want purer product with consistently identified impurity limits, forcing suppliers to update their QC equipment and purification processes. The move toward multifunctional nanomaterials and surface coatings with tunable hydrophobicity promises growth for derivatives custom-built on this C18 backbone. Ongoing toxicological scrutiny may prompt more detailed hazard studies or even drive innovation toward alternatives with better biodegradability profiles. Ultimately, the compound’s versatility, balanced by the challenges of safety and sustainability, keeps it on the research and production agenda—and that means anyone working at the intersection of organic synthesis and industrial innovation should keep it in their toolkit, while staying tuned to regulatory and environmental trends.
Understanding 1-Bromooctadecane
Look at 1-Bromooctadecane and you find a long-chain organic compound topped with a bromine atom. Chemists write its chemical formula as C18H37Br. That formula alone tells you it holds eighteen carbons, thirty-seven hydrogens, and a single bromine handing it unique physical and chemical traits. Knowing these details matters, especially for anyone in material science, pharmaceuticals, or environmental chemistry. The molecular weight sits at 353.39 g/mol, a detail checked and used daily by those weighing out samples or running calculations in the lab.
Importance in Research and Industry
People working in synthesis care about the structure of a compound like this. With its lengthy hydrocarbon tail and a bromine at the far end, it stands ready as a starting point for building larger, more complex molecules. Many surfactants draw on these long alkyl bromides — think cleaning products, emulsifiers, and even some cosmetics. A flaw in the formula or a wrong calculation on the molecular weight can spell disaster during manufacturing. Getting it right keeps processes smooth and products consistent.
The presence of bromine on such a long chain also affects the way it reacts. That chain brings fat-soluble properties, making it useful in oil-based systems or in crafting specialty lubricants. In my own work, counting atoms and figuring out their arrangements led me to better results — you get the right expectations about solubility, reactivity, and even safety measures. With alkyl bromides, those details become a pretty big deal, because bromine isn’t always easy to work with, and safety protocols seem to tighten once you know exactly what’s in the flask.
Concerns and Considerations
People sometimes overlook the environmental footprint of compounds like these. The heavy carbon count means 1-Bromooctadecane hangs around longer in the environment compared to their smaller cousins. That bromine atom can migrate under certain conditions, raising questions on persistence and biodegradability. Environmental chemists track these molecules in waste streams partly because of that persistence. Getting the formula and weight right ensures waste management or remediation techniques don’t miss the mark.
Anyone scaling up a process based on trial results knows how necessary these fundamentals are. Misjudging the formula can ripple through a cost estimate or a risk assessment, even impacting regulatory submissions. It pays to double-check that C18H37Br matches the product sitting in the drum. Analytical testing — think NMR, mass spectrometry, or elemental analysis — leverages these molecular details to confirm identity and purity, keeping products within spec and above scrutiny.
Practical Solutions and Future Outlook
Teaching and training should focus on the basics of chemical formulas and molecular weights, especially with specialty chemicals like this. Hands-on practice with calculations — down to the last decimal point — prepares chemists and technicians for real-world demands. Manufacturers that clearly label containers and supply full documentation, not just for compliance but for transparency, set a standard worth following. Anyone handling 1-Bromooctadecane benefits from easy access to this data, right next to safety protocols and disposal methods. Whether you’re weighing out grams for a reaction or evaluating new uses for long-chain alkyl halides, it starts with fundamentals — the right formula and molecular weight.
Chemical Foundation for Further Synthesis
In the world of organic chemistry, 1-Bromooctadecane doesn’t stick out as a household name, but it’s the kind of compound you find quietly doing heavy lifting behind the scenes. Chemists call it a long-chain alkyl halide. You see, that means it’s perfect for introducing a lengthy, greasy hydrocarbon tail into other molecules. That comes in extremely handy in labs and factories trying to build surfactants, lubricants, and pharmaceuticals from the ground up. Experienced synthetic chemists rely on it to create new molecules with carefully engineered properties. In my years of following chemical research, many of these projects depend on the predictability and reactivity brominated compounds offer. Most reactions hinge on how easily that bromine can be swapped out for something else, such as a nitrogen, oxygen, or sulfur-containing group.
Step Toward Advanced Materials
Materials science stretches 1-Bromooctadecane further than most folks guess. Its long tail acts as a ready-made building block for making self-assembled monolayers. These are neat, one-molecule-thick sheets that chemists spread on metal or semiconductor surfaces. In labs I’ve visited, researchers often use these modified surfaces as templates for constructing sensors or smart coatings. You wouldn’t call 1-Bromooctadecane glamorous, but tweaking surface chemistry lets engineers get metals to repel water, resist corrosion, or bind only to certain biological markers. In electronics research, those custom layers play a real role in shaping the performance and reliability of circuit components and sensors.
Boosting Surfactants and Detergents
I’ve seen 1-Bromooctadecane crop up in projects aiming to fine-tune detergents or emulsifiers. Mixing oil and water might sound simple, but formulating detergents tough enough for industrial cleaning or biomedical purposes takes real finesse. Its heavy hydrocarbon part helps stabilize emulsions, especially in places like cosmetics and specialty cleaners. By reacting it with various head groups, chemists build molecules that behave exactly as needed in water, oil, or both. Consumer products engineers value these tailored molecules since each application—be it hand cream, paint, or a lab solution—favors a different balance of cleaning power and gentleness.
Role in Organic Synthesis Research
This isn’t a compound only for commercial-scale manufacturing. Graduate students and academic researchers reach for it to design model systems that help decode reaction mechanisms. Walk into a university lab, and you’ll likely find some experiment tracing how a molecule’s long tail influences chemical reactivity or biological uptake. Good science demands such carefully controlled building blocks. Published studies use 1-Bromooctadecane to anchor or "tag" other molecules, making it possible to follow them through a series of steps, which opens up better understanding of everything from drug metabolism to polymerization techniques.
Environmental and Industrial Challenges
It’s not all smooth sailing, though. Production and use of brominated compounds often raise environmental eyebrows. Once you scale up from bench to drum, disposal and containment start to matter. Historically, brominated organics have posed hazards due to their persistence and toxicity in the environment. Regulatory frameworks, especially in the EU, now press for safer protocols and better waste management. Most manufacturers focus on containment and recycling, but I’ve seen calls for greener, less toxic substitutes too. Some startups are working with alternative halogens or even biosynthesized versions, though matching the reliability of traditional bromine chemistry remains a challenge.
Understanding the Real Risks
1-Bromooctadecane doesn’t get much attention outside chemical circles, but folks working around this compound know the headaches it can bring. Used mostly in labs and specialty manufacturing, this long-chain organic bromide calls for straightforward respect—because skin contact, fumes, and accidental mixing can quickly cause trouble.
Finding the Right Spot for Storage
Damp basements and makeshift shelves don’t cut it here. Any chemical with a halogen needs a dry, cool place with steady airflow. Moisture turns bromides into corrosive agents and corners stacked with leaky containers never end well. Space matters too; storing it near oxidizers or reactive acids can set the stage for fires or nasty reactions. A locked cabinet—ventilated, away from direct sunlight—gives peace of mind and keeps visitors and wandering hands away.
Glass and high-density polyethylene work well for packaging. Avoiding metal always makes sense because bromide compounds corrode most metals over time. Too many real-life stories involve rusty metal caps dissolving and leaking hazardous chemicals right onto a cluttered shelf. Labels need to stand out—no tape over faded text, no guessing what’s in the bottle.
Handling with Respect
Nitrile gloves beat latex every time for this compound. I’ve seen people brush off the need for protection, only to end up with lingering skin irritation. Splash goggles aren’t just for poster presentations; accidental sprays from pipetting can cause a trip to the emergency room. Chemical-resistant aprons stop accidental drips from soaking through regular lab coats.
Working with 1-Bromooctadecane in a chemical hood makes sense, even if you think the quantities are small. Even low levels of vapor irritate airways, so a simple open bench becomes a health risk. Spills never belong on paper towels—an absorbent pad designed for chemicals reduces toxic dust and makes cleanup smoother. Used gloves and pads shouldn't end up in standard trash bins; labelled hazardous waste containers clear up confusion and protect cleaners who don’t always get enough hazard training.
Avoiding Accidents and Spills
It’s easy to skip regular checks if you’re under deadlines, but those 30-second inspections each week can catch drips, bottle cracks, or loose lids before they cause chaos. Overfilling bottles just invites disaster—leave expansion room and tighten every cap right after use.
For emergencies, a plan beats panic. Any leak should trigger evacuation of the area and ventilation—chemicals left to pool on flooring soak in and leave lasting contamination. Neutralizers designed for organic bromides dissolve spills safely; makeshift solutions rarely do the job completely, and mixing with random cleaners can trigger chemical reactions that worsen the problem.
Sensible Solutions for Everyone’s Safety
Training takes the mystery out of chemicals like 1-Bromooctadecane. New lab staff and maintenance workers need clear walkthroughs. Easy-to-read safety data sheets on hand, right next to first aid supplies, bridge the gap between theory and emergencies. Building a culture where anyone feels comfortable raising storage or safety issues stops problems before they start—and those are lessons learned from experience, not textbooks.
Physical State You Can See and Feel
Step into any well-equipped chemistry lab and you’re likely to find a sample of 1-bromooctadecane somewhere on a dusty shelf or behind a glass hatch. Open the bottle and you’ll spot a solid—a colorless, waxy one. It almost looks like a fragment of candle, reminding me of the paraffin blocks we used in high school. There’s no flash, no shine. Qualities like these often go unnoticed outside lab walls, but they matter. Melting points creep up to about 32-34°C, meaning on a warm day, this stuff gets soft but won’t readily puddle across benchtops. It’s not sticky enough to pick up dust, but it still holds that unmistakable slickness you get with long-chain alkyl compounds.
People sometimes focus too much on the digital data and chemical structures. Holding a small lump of 1-bromooctadecane in your hand, you realize texture matters in daily chemical work. You don’t need gloves for stability—though you should wear them for safety—but this solid stays pretty tame under normal pressures. There’s no odor shouting for attention, adding to the sense that you’re dealing with a background player. Yet in my experience, sometimes the most unremarkable materials drive the most interesting work behind the scenes.
Solubility: Where Does It Go?
You pick up a piece of 1-bromooctadecane and toss it into a beaker of water. It floats, it hovers, but it doesn’t disappear. Water might as well ignore it. The chemical just won’t break down or dissolve. If you work in organic synthesis, you know right away this means it sits comfortably among the non-polar crowd. Put it in ethanol or acetone and—surprise—it’s still not eager to blend. Move over to solvents like ether, chloroform, or hexane, and the compound finally gets cozy. These solvents, heavy on the non-polar side, welcome 1-bromooctadecane, letting it dissolve and move around freely.
Real-world chemistry lessons often crop up in surprising places. Once, trying to clean a batch flask, I learned the hard way: water rinses put up no fight against 1-bromooctadecane residue. Only after turning to hexane did the traces finally lift off. This sharp solubility divide shapes daily lab routines and product clean-up. It’s not just a quirky fact—it means waste management calls for specific protocols and accidental spills may linger in water bodies. Chemicals like this drift through the environment stubbornly, and researchers are watching closely for their long-term behavior.
Wider Impact and Responsible Handling
Tracing the path of a chemical involves more than watching it melt or dissolve. 1-Bromooctadecane, with its steadfast non-polarity and stubborn water insolubility, stands out in processes where separation matters, or where surfactant-like properties are useful. Researchers count on these qualities for bench-scale synthesis, and industrial labs use the compound’s predictability to fine-tune surface coatings and phase transfer actions.
Facts alone don’t protect people—or the environment. My years in research remind me that knowing how and where a chemical travels keeps risks in check. Preventing accidental release, keeping up with best lab practices, and teaching new chemists about proper disposal stay high on the list. If our hands and eyes get used to dealing with colorless waxy solids in the lab, our focus on responsible action shapes what happens far beyond the beaker.
Chemical Hazards: What the Science Says
1-Bromooctadecane shows up in labs and industry as a chemical intermediate. Its structure holds a long-chain hydrocarbon tethered to a bromine atom. On paper, it sounds simple. In practice, working with any alkyl bromide always brings a set of responsibilities. Science literature points out that the bromine atom gives this compound several reactivity quirks. That means folks who handle it can’t let their guard down.
The main concerns tie back to its potential to irritate the skin, eyes, and respiratory tract. Direct contact often brings redness or discomfort. Some research on alkyl bromides also points to possible organ system effects with repeated high exposure—especially the liver and kidneys. In my own time spent around labs, even "mild" irritants left their mark on less cautious moments. Gloves, goggles, and lab coats stopped those mistakes from turning into a big problem.
Inhalation: A Real-World Worry
This chemical doesn’t just sit quietly in a flask. If heated or mishandled, fumes may escape. Breathing in vapors happens faster than most folks expect, especially in smaller spaces with limited airflow. Symptoms like headaches, dizziness, or throat irritation have shown up in the exposure records of similar substances. NIOSH and OSHA guidance both flag alkyl bromides for careful handling to reduce inhalation risk.
I remember once helping a student clear out a fume hood after someone ignored ventilation warnings. Within a minute, we both felt a punch of irritation in our eyes and nose. It drove home, in no uncertain terms, that opening bottles or heating these chemicals without good airflow isn’t just sloppy—it’s dangerous.
Spills and Fire: Taking Precautions Seriously
Spills rarely get as much attention as they should. Liquids like 1-Bromooctadecane aren’t the fastest to evaporate, but in a warm room, vapor builds up. This chemical also catches fire at higher temperatures. Storage away from sparks, open flames, and sources of static charge keeps risk down. Chemical safety data sheets (SDS) consistently point to fire-fighting foam and CO2 for response, not water. Mixing with certain strong oxidizers can create explosive conditions—well documented in safety bulletins.
Seeing an actual lab spill once—a bottle rolling off a bench onto a tile floor—showed how quickly a harmless-looking liquid became a real threat. Quick response with gloves and sorbent kept it in check, but only because training and supplies were ready.
Safe Practices: How to Work Smarter
The real secret to working with 1-Bromooctadecane? Respect. Gloves rated for chemical handling, splash goggles, snug-fitting lab coats, and closed shoes make a difference every single day. Opening containers only in fume hoods, and checking ventilation before use, works much better than taking a chance.
Waste disposal matters, too. Even leftover residues from 1-Bromooctadecane count as hazardous waste. Dumping it in the sink sets up risks for the next person and can land a facility in legal trouble. Most municipalities offer hazardous waste collection or require neutralization under lab manager supervision.
Getting Informed and Training Others
No one is born knowing how to manage chemical hazards. Good employers invest in routine safety training, refreshers, and ready access to SDS for every chemical. Digital safety platforms and posters in break rooms lower the learning curve. Younger colleagues in my own department picked up trust in safe behaviors by watching older hands do things the right way—even after years of routine.
Choosing respect for chemicals like 1-Bromooctadecane doesn’t just protect one worker. It sets a tone for the whole team and ensures everyone goes home in one piece. Safety comes from solid habits, not wishful thinking.
| Names | |
| Preferred IUPAC name | 1-Bromooctadecane |
| Other names |
Octadecyl bromide
Bromooctadecane Stearyl bromide n-Octadecyl bromide |
| Pronunciation | /ˌwʌnˌbroʊmoʊˈɑːkˌteɪˌdeɪn/ |
| Identifiers | |
| CAS Number | 112-89-0 |
| Beilstein Reference | 1364683 |
| ChEBI | CHEBI:77718 |
| ChEMBL | CHEMBL138539 |
| ChemSpider | 14653 |
| DrugBank | DB02859 |
| ECHA InfoCard | 07aecd7b-8cc0-4821-9bb5-cae0c3aba8c6 |
| EC Number | 214-311-3 |
| Gmelin Reference | 77467 |
| KEGG | C06428 |
| MeSH | D001942 |
| PubChem CID | 12408 |
| RTECS number | OJ8575000 |
| UNII | 1E78A067SA |
| UN number | UN1993 |
| Properties | |
| Chemical formula | C18H37Br |
| Molar mass | 390.48 g/mol |
| Appearance | White to almost white crystalline powder |
| Odor | Odorless |
| Density | 0.859 g/mL at 25 °C(lit.) |
| Solubility in water | Insoluble |
| log P | 12.11 |
| Vapor pressure | 0.000017 mmHg (25°C) |
| Acidity (pKa) | 74.6 |
| Basicity (pKb) | pKb ≈ 15 |
| Magnetic susceptibility (χ) | -92.0e-6 cm³/mol |
| Refractive index (nD) | 1.4390 |
| Viscosity | 4.57 mPa·s (20 °C) |
| Dipole moment | 2.59 D |
| Thermochemistry | |
| Std molar entropy (S⦵298) | 570.7 J·mol⁻¹·K⁻¹ |
| Std enthalpy of formation (ΔfH⦵298) | -45.3 kJ/mol |
| Std enthalpy of combustion (ΔcH⦵298) | -11980.7 kJ/mol |
| Hazards | |
| Main hazards | Causes skin irritation, causes serious eye irritation, may cause respiratory irritation. |
| GHS labelling | GHS02, GHS07 |
| Pictograms | GHS06, GHS08 |
| Signal word | Warning |
| Hazard statements | H315, H319, H335 |
| Precautionary statements | Precautionary statements: "P210, P280, P305+P351+P338, P301+P312, P501 |
| NFPA 704 (fire diamond) | 1-1-0 |
| Flash point | > 177 °C |
| Autoignition temperature | Autoignition temperature: 355°C |
| Lethal dose or concentration | LD50 (oral, rat) > 5000 mg/kg |
| LD50 (median dose) | LD50 (median dose): Oral rat LD50 > 5 g/kg |
| NIOSH | BJ8400000 |
| PEL (Permissible) | Not Established |
| REL (Recommended) | 25°C |
| Related compounds | |
| Related compounds |
1-Chlorooctadecane
1-Iodooctadecane 1-Fluorooctadecane |
