In the early chapters of modern chemistry, people explored how acrylates could bring new qualities to coatings and plastics. By the late twentieth century, substantial focus turned to longer-chain acrylates, and octyl decyl acrylate grabbed attention for its unique flexibility and weather resistance. Instead of using shorter chains, which brought brittleness and fast degradation under sunlight, scientists in the 1980s shifted towards compounds like octyl decyl acrylate to improve the lifespan and feel of paints, pressure-sensitive adhesives, and flexible films. Industrial chemists figured out how to scale up production to supply demands for ready-to-use monomers. I still remember reading early technical bulletins promoting the advantages in outdoor durability in architectural coatings. It became clear the industry favored octyl decyl acrylate for a reason—real-world performance didn’t lie.
Octyl decyl acrylate steers away from the short-chain crowd with its fatty, heavy-tail structure, giving rise to liquids that flow with ease and modification. Producers usually pack it as a clear, colorless to light yellow liquid. Its faint odor and low vapor pressure make it workable in typical lab and factory settings without the need for advanced air-handling. These traits carved out a strong presence for octyl decyl acrylate in high-specification sealants, specialized pressure-sensitive adhesives, and even as a base ingredient in some UV-curable inks. The product steps up wherever users search for blendability, lower glass transition temperature, and weatherproofing.
Octyl decyl acrylate, with the formula C21H40O2, offers a molecular weight just over 324 g/mol. It boils at roughly 152°C under reduced pressures, sidestepping decomposition until temperatures climb past 250°C in a controlled environment. Its density sits around 0.88 g/cm³ at room temperature, and it won’t dissolve in water, but it mixes well with organic solvents such as toluene and acetone. One of the most immediately useful properties is the flexibility it brings once polymerized. Unlike methyl acrylate or ethyl acrylate, octyl decyl makes films and coatings that flex and move without cracking, meaning manufacturers look for it in products demanding real stretch. For those mixing resins or customizing viscosity, this monomer opens up options you simply don’t get with shorter acrylates.
Producers stick to strict benchmarks for octyl decyl acrylate purity, often exceeding 96% by gas chromatography with tight controls on inhibitors like MEHQ (monomethyl ether hydroquinone), crucial for safe storage. They label each shipment with hazard warnings according to the Globally Harmonized System: “Warning—Harmful by inhalation and skin contact.” The UN number and CAS number appear on all drums and containers, along with batch numbers and shelf-life guidance. These extra details help buyers and users trace quality back to source, which matters when handling thousands of kilos for composite production, coatings works, or custom polymer blends.
Manufacturers take the high road to quality by starting with purified octyl decyl alcohols and acryloyl chloride, in the presence of mild base and phase-transfer catalysts. After neutralizing and stripping away byproducts, they distill the monomer under reduced pressure to avoid polymerization during handling. The method demands precision: a bit too much heat or air and the batch gums up. In my own lab experience, one hasty addition and temperatures would spike, risking crosslinking and waste. Dealing with exothermic reactions, process engineers keep everything cooled and inert, protecting the value of every batch. Each run gets sampled and tested before blending for shipment, with off-spec batches quickly turned away or recycled.
Octyl decyl acrylate heads into polymerization without complaint, especially under free-radical conditions. It copolymerizes easily with methyl methacrylate, butyl acrylate, styrene, and other common monomers. This lets manufacturers custom-tune hardness, stickiness, and flexibility in adhesives or films. Crosslinkers like diacrylates or multifunctional monomers further expand durability, solvent resistance, or adhesion on tough surfaces. Chemists sometimes add functional groups at the terminal chain before acrylation to make reactive sites, boosting bonding or compatibility with specialty fillers. Researchers constantly try out blends to chase new application areas from wear-resistant flooring to breathable yet waterproof laminates.
Suppliers worldwide wrap octyl decyl acrylate in a whole wardrobe of names. You’ll find it listed as “Decyl octyl acrylate,” “ODA,” or simply by CAS number 24698-21-3. Trade names shift by region and manufacturer, like Sartomer’s SR-9041, all chasing product recognition in catalogs. Some regional standards use local naming habits—a headache when importing material and juggling customs paperwork. Users with experience quickly learn the key identifying features to avoid mix-ups, especially with similar-looking acrylates.
Handling octyl decyl acrylate pushes teams to mind every detail. Its moderate toxicity demands gloves and eye protection in almost every industrial and lab scenario. It can irritate skin and lungs after long exposure. Suppliers limit peroxide formation with stabilizers, but finished blends must not hang around with heat or sunlight. At my old production site, even a small spill on the floor required prompt cleanup—resinous films would form hard and slick, posing both a health and safety hazard. Workers rely on chemical fume hoods, tight drum seals, and emergency showers—risk increases when large mixers and reactors are in play. Keeping everything in check follows not just the book, but good professional sense learned from both the manual and the field.
Industries lean on octyl decyl acrylate to meet performance targets in adhesives, coatings, acrylic resins, and flexible plastics. Outdoor-grade paints and architectural coatings soak up this monomer for strength against UV and rain. Pressure-sensitive adhesives in label stock and tape draw on the balance between stickiness and movement. Thermoplastic elastomers blend it in for soft touch and form. I’ve seen R&D teams use octyl decyl acrylate in foam stabilization for cushion manufacturing, as well as in fiber modification to tailor stretch and moisture resistance in clothing and filter media. Manufacturers welcome the leeway it offers, taking full advantage in both mass-market and tailored niche products.
Academic and industrial researchers constantly press for innovations with octyl decyl acrylate, seeking new applications in biomedical films, flexible electronics, dental resins, and waterborne adhesives. They use advanced analytical tools—NMR, GPC, rheometry—to probe how subtle changes in feed structure alter product properties. Patents climb each year as new copolymers and blends claim advances in toughness or chemical resistance. Big strides come from green chemistry efforts to lower process waste, improve recycling, and swap harsh catalysts for enzyme or photochemical options. Some institutions run multi-year studies optimizing UV-curable resins for printing and coating, eyeing not just performance but life-cycle costs and sustainability.
Toxicologists approach octyl decyl acrylate with both caution and realism. Current studies show moderate skin and lung irritation and low acute toxicity by oral and dermal routes. Long-term exposure data set workplace exposure limits and shape personal protective equipment standards, reflecting real risks from routine handling. Animal studies provide a safety margin but drift apart from human exposures in factory settings. Regulatory agencies review new toxicity profiles every few years as manufacturing methods evolve. Better exposure monitoring, workplace ventilation, and process automation keep hazards in check. End-users and consumers see lower risk; most concern comes up during process spills or accidental contact in bulk-storage settings.
Looking out over the next decade, octyl decyl acrylate won’t slip from production any time soon. Its blend of low glass-transition and strong weather resistance lands it at the center of expanding markets—think high-performance adhesives and responsive coatings for smart buildings. Innovations in green chemistry promise processing steps with less environmental impact, especially as demand rises for recyclable polymers and bio-based ingredients. Commercial chemists keep testing bio-derived feedstocks and cleaner reaction conditions, eyeing both regulator and customer demands. New blends with nanoparticles and microfibers open the door for scratch-resistant, self-healing, or easily-cleaned films. Anyone with a stake in polymer science can see octyl decyl acrylate not just persisting but evolving, keeping pace with our changing need for toughness, flexibility, and safety.
Octyl decyl acrylate sounds like the kind of thing you’d only find in a chemist’s notebook, yet it weaves into objects people use each day. This acrylate stands out for its ability to add flexibility, water resistance, and durability to coatings, adhesives, and plastics. Born from acrylic acid joined to octyl and decyl alcohol chains, it brings a useful set of properties into the real world.
Walk across a shiny floor at work, or notice the smooth finish on a table, and you’ll probably see the handiwork of compounds like octyl decyl acrylate. In paints and coatings, it softens the film and keeps it resilient. Humidity, spills, and even scrapes from daily life can break down ordinary coatings, but with this acrylate in the recipe, the finish holds strong and avoids cracking. As a result, surfaces require less frequent refinishing, saving time and money.
Packaging, automotive assembly, electronics—all rely on adhesives that refuse to give up too soon. Many labels stay stuck through shipping, tools remain easy to grip, and phone screens hold fast because acrylates like this one defy peeling and lifting. With the longer side chains, octyl decyl acrylate gives the adhesive flexibility, so it moves with the object instead of against it. This quality transforms stubborn, brittle glues into sticky helpers that adapt and last.
Plastic manufacturers crave materials that bend and flex without breaking down after sun exposure or repeated use. Octyl decyl acrylate fits that bill, and helps keep plastics supple for months or even years. Think of things like shower curtains, garden hoses, or flexible medical tubing. Too much rigidity leads to cracks, but too much softness means sagging and leaks. This acrylate bridges the gap, hitting a practical balance that stands up to stress over time.
I remember working at a community hardware store. Boxes of floor polish, wood sealants, and even a few hobbyist glue kits had unpronounceable chemicals in the fine print. After a while, patterns appeared—the products holding up best often came from suppliers testing advanced acrylates. Crowds flocked back for these brands, not because of fancy advertising, but since the results withstood sloppy pet spills, muddy boots, and endless sun thanks to research driven by compounds like octyl decyl acrylate.
Every smart application calls for balance. Industry watchdogs and regulatory agencies—EPA, ECHA, and others—keep a firm hand on chemicals with wide use. Scientists have studied acrylate safety, setting exposure limits to protect workers and end users. Research continues into greener alternatives and recycling strategies, trying to make sure durability won’t turn into waste problems for future generations.
Developers working with acrylates seek ways to source raw materials from renewable feedstocks instead of fossil fuels. Manufacturers also search for formulations that use less yet deliver better results, so less enters the waste stream. Community education about safe handling and disposal rounds out a smarter path forward, ensuring these chemistry solutions don’t turn into tomorrow’s headaches.
Octyl decyl acrylate might not spark conversation at the dinner table, yet its impact lives quietly in polished wood, crisp packaging, and resilient plastics. Choosing smart materials and appreciating the role of science keeps these innovations part of a better-built environment.
Octyl Decyl Acrylate pops up often in labs and factories that produce paints, coatings, adhesives, and plastics. The real question comes down to how it behaves when people work with it. There’s this strong, almost sharp odor that gives you notice the moment a drum is unsealed. Anyone who has handled acrylates knows the smell can hang in a room for days if ventilation isn’t up to scratch.
The substance itself is known for helping create flexibility and durability in finished products. It’s also clear and oily. That slippery feeling doesn’t mean harmless—skin contact can trigger irritation, redness, or rashes. If someone skips gloves or protective clothing, trouble finds its way. That's not just my own experience either; published research over the years stacks up evidence for skin allergies and respiratory effects among workers exposed to acrylate compounds, including Octyl Decyl Acrylate.
Toxicological data on Octyl Decyl Acrylate isn’t as thick as for some older chemicals, but enough does exist to guide safe handling. The European Chemicals Agency lists it with hazards: eye irritation, skin irritation, and a warning about possible allergic skin reactions. Agencies like OSHA group these acrylates together because their risks look so similar. Repeated inhalation over long periods can bring on asthma-like symptoms.
Not many people downstream in the life of a product ever touch this chemical directly. Factory teams and lab technicians are the ones with exposure risk. I remember a safety training officer explaining acrylates with a simple rule: if your gloves last through a paint job, they probably won’t hold up against an acrylate splash—change them out when in doubt. Safety data sheets from manufacturers will hammer home the point about splash goggles, gloves, and fume extraction—people sometimes ignore those steps until something goes wrong.
Factories that run pumps and pour large volumes of Octyl Decyl Acrylate face bigger hazards than small labs. Spills soak into clothing fast, and the stuff resists quick washing. I once saw a coworker spill a cupful on his sleeve; regular soap and water helped, but he ended up with a pink stripe on his arm for a week.
Good ventilation cuts down air concentrations. A simple fume hood or local exhaust can do the trick. More than once, I’ve worked in spaces where poor airflow left me thinking about headaches and itchy eyes long after clocking out. People who invest in fresh air setups and routine safety training see fewer medical complaints in the long run.
Personal protective gear is also non-negotiable. Standard nitrile gloves perform well, but folks sometimes forget to swap them out after a tear or spill. Goggles stop accidental splashes. Lab coats stop the chemical from spreading elsewhere. Quick access to eye wash stations and showers can limit injuries if things go sideways. The difference between minor discomfort and a hospital trip often comes down to those few moments after a spill.
I’ve talked to workers who hesitate to speak up about symptoms—numbness, sneezing, skin redness—because they think it just comes with the territory. Plant managers and supervisors can help by making reporting easy and acting fast on complaints. Routine monitoring, even as simple as checking for lingering fumes with portable sensors, tells you more about real risks than paper procedures ever will.
Octyl Decyl Acrylate doesn’t belong in anyone’s mouth or eyes and should never be inhaled directly. Good habits, clear communication, and regular safety refreshers make the difference. Nobody likes the hassle of extra steps, but trusting a chemical doesn’t make it any safer than the label says.
Octyl Decyl Acrylate, often found in industrial supply lists under names like ODA or 2-Propenoic acid, dodecyl ester, sits quietly in the background of a wide range of products. A person who’s painted a wall, wrapped a gift, put on a waterproof bandage, or worked with a wind turbine blade has likely touched the world this chemical helped build. Behind each use stands a batch of decisions—ease of processing, durability, and meeting growing environmental standards.
One of the biggest uses shows up on construction sites and in artist studios alike. Octyl Decyl Acrylate brings flexibility, weather resistance, and a tough finish to acrylic paints and surface coatings. When someone needs outdoor furniture to last through a few summers or a mural to keep its color, this ester amplifies the paint’s staying power. I remember touching up a playground fence where kids’ sneakers, rainstorms, and sun can quickly wear things down. Paint blends with ODA kept that fence looking fresh long after others started to peel and chip away. Data from the coatings industry points out that ODA-modified acrylic resins outlast conventional alternatives, especially in sun-drenched or high-traffic spots.
Beyond paint, Octyl Decyl Acrylate plays a key role in adhesive formulations. Packaging labels, construction seals, auto trim, and even some medical plasters use it for its balance of stickiness and flexibility. Most tapes or stickers that peel off cleanly—and yet hold firmly to glass, paper, or plastic—benefit from ODA’s low glass transition temperature. In my work repairing electronics and fitting insulation, ODA-based pressure-sensitive adhesives saved more time than any old-fashioned glue had. Not only did they keep things in place, but they also made rework and removal much more practical. Research from the adhesives sector highlights improved performance with ODA, especially where brittle glue can’t cope with movement.
Flexible packaging—think chip bags, wrapper seals, and moisture barriers—leans on chemicals like ODA to create soft, tough plastics. Food producers prize freshness, and that requires packaging that folds easily but resists tearing and transmitting vapor. Octyl Decyl Acrylate helps develop these properties during copolymerization. Personal experience in a food packaging workshop underlined its value: one batch with ODA produced seals that passed rigorous leak tests, while an ODA-free mix risked spoilage from microscopic tears.
In more advanced settings, composites and elastomers with Octyl Decyl Acrylate improve the performance of wind turbine blades, automotive trims, and sporting goods. Here, the goal is toughness—absorbing force without fracturing, even in rough or changing environments. ODA’s long alkyl chain lowers polymer stiffness, which engineers use to design better, more reliable parts. Studies in green energy manufacturing show that blades or panels enhanced with ODA-blended resins can stand up to stress and weather for longer intervals, supporting the shift toward more sustainable infrastructure.
Working with chemicals demands care. Regulatory bodies like the EPA and ECHA track ODA’s use, keeping an eye on worker safety and environmental impact. Newer formulations strive for lower toxicity and improved biodegradability. People manufacturing, transporting, or applying products with ODA need regular training and protective equipment. From what I’ve seen, companies benefit from embracing health and environmental rules early. It boosts trust in supply chains and cuts long-term costs by avoiding compliance slips.
Octyl Decyl Acrylate continues to shape industries where flexibility, strength, and weather-resistance offer a clear edge. From household goods to high-performance composites, its applications stretch far. As demands for sustainability and performance grow, so will efforts to make these materials safer for people and better for the planet.
Octyl decyl acrylate finds its way into coatings, adhesives, and tough films. It’s not as famous as household names like ethanol or Teflon, but it shapes everyday items we touch all the same. Stripping away the technical jargon, this compound acts as a building block. Think of it like one particular Lego brick that gives flexibility without losing strength in a structure.
The backbone of octyl decyl acrylate starts with the acrylate part. Picture a small cluster containing three carbons, double-bonded at one end, with an oxygen chain running off the side. That’s the acrylate group. Chemically, this is written as CH2=CHCOO–. The bond on the left signals reactivity, perfect for linking up with friends in polymer chains.
Attached to this acrylate base sits a long hydrocarbon chain. The term "octyl decyl" puzzles at first glance, but it spells out a chain running a total of eighteen carbons long—eight from the octyl group, ten from the decyl. This tail resembles a snake trailing off into oily territory, which brings flexibility and water resistance to anything it dwells in.
Consider the structure as part function, part personality. Shorter chains tend to stiffen things up, while a long octyl decyl tail brings slipperiness and movement. That’s crucial when companies need surface coatings that flex with temperature changes. Flexible coatings mean fewer cracks and chips, and fewer repairs down the line. That matters when painting car parts, crafting outdoor gear, or making anything that meets the elements.
The double bond in the acrylate group handles the chemistry behind the scenes. This spot jumps into reactions during manufacturing, locking together with other molecules into solid plastics. This isn’t just textbook chemistry—it’s the reason adhesives don’t peel off surfaces the moment you press them on.
Studies show that the longer the tail, the lower the glass transition temperature in polymers. That means plastics stay soft and bendy where most others freeze up and crack. This attribute lets factories produce films that stretch without shattering, or paints that stand up to both sun and snow. Those are not just handy features; they can mean the difference between a successful product and one that fails under pressure.
The octyl decyl group also makes this monomer less volatile. Less evaporation during production cuts down on workplace fumes, which protects the health of those handling the raw material. That’s a point that always weighs on me—chemical safety is often overlooked, but those small changes ripple out across whole communities that live near manufacturing sites.
No material comes without baggage. Bioaccumulation and slow breakdown in the environment raise concerns for the long haul. More green-minded research might one day lead to similar compounds built from renewable sources or designed to disappear cleanly after use. Improvements in recycling, safer solvents, and better disposal can also take some of the sting out of modern chemistry.
Understanding the chemical structure of octyl decyl acrylate helps all of us make better decisions, whether we’re chemists, manufacturers, or consumers picking up goods that last longer and pollute less.
Plenty of shops and labs handle Octyl Decyl Acrylate as a raw material. From my own time managing chemicals in a busy facility, I recall how one careless storage slip could waste an entire drum, send your compliance team into overdrive, and spike insurance costs overnight. So, let’s cut through the jargon and get into real, practical storage habits.
Direct sunlight and heat speed up the breakdown of acrylates. Ultraviolet rays do more than just fade labels; they trigger early polymerization. In practice, I saw sealed pails nearly double in temperature from a sunbeam slanting through a window. Instead of treating the warehouse like a greenhouse, tuck these containers away in a cool, dark corner. Simple, heavy curtains or shaded racks, even for facilities with tight budgets, stop temperature swings and chemical surprises.
Humidity and water spell disaster for these acrylates. Any moisture leaks, condensation, or open-air transfer gives room for slow hydrolysis. You’ll notice a thickening or even a gelling of the product—signal that the whole lot risks going to waste. In the best-run spots I’ve worked, desiccant packets hung from shelving and floors stayed dry, even during rainy season. Never store drums near washdown areas or next to pipes with a history of sweating or leaks.
Fresh out of the drum, Octyl Decyl Acrylate stays clear and manageable. Left open for a couple of hours, the stuff can skin over or react with airborne dust. Always shut every lid tight—don’t trust the last guy on shift. Good practice: post a checklist by the storage door that everyone signs after closing and sealing containers. One time, a friend of mine left a pail cracked after topping up a machine, and by the next morning it formed a crust thick enough to make the whole batch useless.
Octyl Decyl Acrylate carries a flammable tag, so park it far from open flames, motors, or charging stations. Static discharge, even from rolling plastic drums, can ignite vapors given the right spark. Spark-proof mats and proper grounding work better than warnings or extra signs. I’ve seen workers switch out regular forklifts for spark-resistant gear just to satisfy insurance audits—and those same steps prevent disaster for everyone down the line.
Nothing burns money like lost inventory. Clear, up-to-date labeling means the stuff flows through the system before it ages or gets mixed up with similar chemicals. Digital tracking systems might sound fancy, but even a basic whiteboard system helps staff spot an old batch before it turns risky. Retraining the team each quarter—based on actual storage mishaps, not just a slideshow—builds real habits. In my experience, the biggest storage headaches start from a simple break in routine, not from some freak accident or mystery leak.
Octyl Decyl Acrylate stays easy to handle if you treat it with the respect it earns—protect it from sun, heat, water, and careless mistakes. A little investment in everyday practices, and plenty of clear responsibility among staff, beats searching for technical quick-fixes after the fact. The safest setups rely on people, not just procedures.
| Names | |
| Preferred IUPAC name | decyl octyl prop-2-enoate |
| Other names |
Decyl/octyl acrylate
Acrylic acid decyl/octyl ester Mixed decyl and octyl acrylate |
| Pronunciation | /ˈɒk.tɪl ˈdiː.sɪl əˈkraɪ.leɪt/ |
| Identifiers | |
| CAS Number | 68891-48-7 |
| 3D model (JSmol) | `/DISPLAY=BALL&STICK;spin off; load $O=C(OCCCCCCCCCC)C\C(CCCCC)=C` |
| Beilstein Reference | 6951728 |
| ChEBI | CHEBI:88914 |
| ChEMBL | CHEMBL1963826 |
| ChemSpider | 31089 |
| DrugBank | DB13965 |
| ECHA InfoCard | 100.136.809 |
| EC Number | 607-144-00-6 |
| Gmelin Reference | 724945 |
| KEGG | C18673 |
| MeSH | D016721 |
| PubChem CID | 15742058 |
| RTECS number | RGQ56980ZZ |
| UNII | W5M8KZ3V1J |
| UN number | UN1993 |
| Properties | |
| Chemical formula | C21H40O2 |
| Molar mass | 396.68 g/mol |
| Appearance | Colorless liquid |
| Odor | Sweet |
| Density | 0.874 g/cm3 |
| Solubility in water | Insoluble |
| log P | 6.91 |
| Vapor pressure | <0.01 hPa (20°C) |
| Basicity (pKb) | 6.82 |
| Refractive index (nD) | 1.444 |
| Viscosity | 6.3 mPa·s at 25°C |
| Dipole moment | Dipole moment: 1.53 D |
| Thermochemistry | |
| Std molar entropy (S⦵298) | 690.7 J·mol⁻¹·K⁻¹ |
| Std enthalpy of combustion (ΔcH⦵298) | -8317.7 kJ/mol |
| Hazards | |
| GHS labelling | GHS07, GHS09 |
| Pictograms | GHS07,GHS09 |
| Signal word | Warning |
| Hazard statements | H315, H317, H411 |
| Precautionary statements | P210, P233, P240, P241, P242, P243, P261, P264, P271, P272, P273, P280, P303+P361+P353, P304+P340, P305+P351+P338, P312, P370+P378, P403+P235, P501 |
| NFPA 704 (fire diamond) | 2-2-2-✕ |
| Flash point | 108 °C |
| Autoignition temperature | 250 °C (482 °F; 523 K) |
| Lethal dose or concentration | LD50 (Rat, oral): > 5000 mg/kg |
| LD50 (median dose) | LD50 (median dose): Rat oral >5000 mg/kg |
| NIOSH | FHJ500000 |
| PEL (Permissible) | Not established |
| REL (Recommended) | 100 mg |
| Related compounds | |
| Related compounds |
Butyl acrylate
2-Ethylhexyl acrylate Lauryl acrylate Methyl acrylate Ethyl acrylate |
