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Vinyl Ethyl Ether [Stabilized]: Exploring the Realities of a Specialized Chemical

Historical Development

Vinyl ethyl ether grabbed the attention of chemists during the early to mid-twentieth century as industries chased more flexible ingredients for resins, coatings, and the ongoing hunt for improved performance polymers. German and American chemists filed early patents as manufacturing methods evolved from unreliable batch syntheses to continuous processes, which let companies produce at scale with more reliability. For a long time, vinyl ethers lived in the shadow of their methyl and ethyl counterparts, not because they were inherently inferior, but industries weren’t willing to take the risk until safer stabilization practices came along. Once storage and transportation hazards got dialed in—especially by learning how to stabilize the ether against runaway polymerization—demand began to grow, and you saw the chemical featured in more research papers and patent filings. Growth followed not because of trendiness but out of real, practical wins for ink, adhesives, and specialty polymer makers chasing unique monomer structures. That kind of incremental, hands-on progress grounds much of chemistry’s history.

Product Overview

Vinyl ethyl ether shows up as a clear, sweet-smelling liquid, and it quickly attracts people who need reactive building blocks for synthesis. Its double bond sets it apart, giving polymer chemists a reactive site that’s eager to participate in additions and copolymerizations. For storage and sale, suppliers take no chances. They stabilize this ether with small amounts of inhibitors—often BHT or phenolic compounds—to keep accidental reactions in check, especially since higher temperatures and light exposure invite problems. In a real-world warehouse, failures to stabilize can mean bottle rupture or worse, so the stabilized product is the rule, not the exception. Chemists value this structure because it blends reactivity with the volatility needed for low-temperature processes. Nobody stocks this in small workshops or average schools. It finds its keep where people push reactivity and need a little more edge than plain old ethyl ether can offer.

Physical & Chemical Properties

Vinyl ethyl ether boils at a modest 34–37°C, evaporating fast in normal air and carrying a low flash point. This volatility brings real handling demands—nobody wants to deal with accidental inhalation. The compound checks in at a density lower than water and does not mix well in aqueous solutions; it readily dissolves in most organics, a trait that gives professionals a bit of flexibility. The molecule’s double bond and ether linkage provide the two hot spots: the vinyl group lets it act as a reactive monomer for additions or copolymerizations, and the ether bit keeps it from catching fire as quickly as simple alkenes. It does not hold up in strong acids without losing control, and the whole package reacts poorly to conditions outside recommended temperature or UV light parameters. If you’ve ever handled lab solvents that “walk out of the bottle” if you take your eyes off them, this one fits right in with that crowd.

Technical Specifications & Labeling

Manufacturers supply vinyl ethyl ether with certifications about purity, usually above 98%, listing stabilization agent type and concentration up front. Labels on containers warn about the flammability and possible explosive polymerization tendency, and suppliers focus on the need for tight seals and low-oxygen environments. UN and DOT codes classify it as a flammable liquid, not to be shipped with oxidizers or acids. On-site, chemical storage guidelines flag it for remote chemical flammable cabinets, usually with added warnings for exposure to sunlight or open flames. Every safety data sheet reads almost like a warning story, not because companies worry about liability alone—it’s just the kind of product experience teaches everyone to give real respect.

Preparation Method

Producers generally rely on base-catalyzed addition reactions between acetylene and ethanol or use vinyl acetate and sodium ethoxide in a process that leaves little room for error, given how sensitive the end product turns out. Some older processes used acid or mercury catalysts, but those have largely vanished thanks to environmental and worker safety standards. Current industrial routes use cleaner approaches, focusing on maximizing yield and minimizing any waste streams. Each preparation run runs under nitrogen or another inert gas to stop oxygen from provoking side reactions. Even in small pilot setups, chemists build in steps for quenching and safely treating waste, since byproducts like peroxides appear if the process gets sloppy or if stabilization lapses before storage.

Chemical Reactions & Modifications

Vinyl ethyl ether’s double bond opens doors for a whole portfolio of reactions: it joins up in copolymerization drives alongside vinyl chloride or maleic anhydride, yielding resins that handle weather and UV stress much better than simpler formulas. The ether group doesn’t just sit there—it influences the polymer backbone, softening properties and adding just the right level of flexibility. Acid-catalyzed hydrolysis or other uses looking to modify the structure have to keep strict pH and temperature controls. I’ve seen failed runs fill with ugly polymer clumps when someone disregarded those limits. Chemists constantly tweak the backbone or use the vinyl site to graft new side chains, inking out patents that might offer scratch resistance, glossy finishes, or nods to sustainability. Most routes, though, keep circling back to its gift for reacting quickly, providing the building block for modified adhesives, films, and specialty ink formulas.

Synonyms & Product Names

People catalog vinyl ethyl ether in chemical registries under several monikers: ethoxyethene, 1-ethoxyethene, and sometimes just VEE. Major chemical suppliers and catalog lists tie these synonyms to CAS number 109-92-2, and while shorthand and trade names have appeared on local invoices, the chemical industry has mostly stuck to these technical names for clarity in regulatory filings and shipping manifests. In research circles, the short name “VEE” gets the most mileage, and anyone using product tracking software or laboratory information management systems will link all variants so safety searches don’t miss any critical warnings or handling guidelines.

Safety & Operational Standards

No one who has worked in a manufacturing or research setting forgets the fire hazard that comes along with volatile ethers. Vinyl ethyl ether’s flash point lands low, warning everyone about ignition risks around open circuits, static, or even a spark from electrostatic clothing. Direct skin or eye contact burns. Long-term exposure leaves chronic headaches and impacts central nervous systems. Because old inventory or mishandled containers can explode due to peroxide buildup and sudden polymerization, companies lock down inventory control. Operations install spark-proof fans, proper spill containment, and segmented storage so any incident can’t domino across other volatile materials. Ventilation gets prioritized, and personal protective equipment (PPE) includes chemical gloves, goggles, and flame-retardant coats—not because it’s a regulation but because too many people have seen the aftermath of skipping these steps. Emergency plans don’t get stashed in drawers—fire drills and spill response get practiced as part of daily life in every lab or production floor touching this ether. Spill kits and dedicated training go beyond the letter of the regulation and reflect a shared industry ethic shaped by hard-earned lessons.

Application Area

Industries tapping into vinyl ethyl ether seek unique performance: specialty adhesives that stay tacky in the cold, inks for flexible printed electronics, protective coatings for outdoor statuary or UV-resistant paint, niche polymeric matrices with just the right amount of “give.” Electronics suppliers look to the material for its ability to modify temperature behavior in insulating films, while dental material developers chase new formulations for durable fillings and impression materials. In coatings, its presence unlocks combinations that cope with freezing weather and keep surfaces from yellowing in the sun. Auto and aerospace manufacturers want that resilience for specialty sealants and gasket fillers. Even in small amounts, blended into crosslinkers and plasticizers, vinyl ethyl ether changes the tone and heft of the final product in a way more conventional monomers do not. That difference feels in the finished good—sometimes in tougher surfaces, better flexibility, or just improved shelf life.

Research & Development

R&D teams treat vinyl ethyl ether as a springboard for novel macromolecules, everything from hyperbranched oligomers to targeted copolymers for nanotechnology. It doesn’t just show up in well-funded university labs; midsize specialty chemical firms devote time and resources to squeeze new properties out through blends, modifications, or shift the dial on existing processes. Patent activity tracks closely with economic growth, with upticks driven by the green chemistry movement or new performance targets in packaging materials. Researchers also explore lowering the temperature at which the monomer polymerizes or seeking ways to build more forgiving inhibition systems, so the shelf-life and safety rise up without giving up reactivity. In my own experience, conversations with suppliers and research chemists highlight a shared drive for finding cleaner synthetic routes, many exploring new catalysts or greener solvents as pressure mounts from regulators and customers.

Toxicity Research

Toxicology teams treat vinyl ethyl ether with real caution. Short-term inhalation knocks people back with headaches, dizziness, or worse. Extended lab animal studies highlight the risk of liver and kidney impacts from repeated exposure. Studies run by regulatory authorities and independent labs keep revisiting old data, trying to peel back the longer-term risks, especially around chronic low-level inhalation. Chemical safety databases and occupational health handbooks rank the ether among those that demand local exhaust ventilation and limit exposure to strict occupational limit values, often down to a few parts per million in the air. No regulatory body allows for casual handling, especially since its metabolites carry enough risk to end up flagged as reproductive or developmental hazards. Toxicity research keeps driving better safety data sheets and developing safer substitutes whenever possible, but no one treats even trace levels of exposure lightly.

Future Prospects

Industry shifts toward greener chemistries put vinyl ethyl ether at a crossroads. Some researchers see a place for it in specialty, high-value materials, provided stabilization systems keep evolving and safe production stays affordable. New-style inhibitors and safer production infrastructure could help carve out a future for vinyl ethers in electronics, sealants, and green-tech coatings, provided the industry meets mounting environmental and workplace safety pressures head on. Advances in catalyst design and process engineering promise to shed some of the toxicity burdens by enabling lower reaction temperatures and reducing residual contaminants. If the chemical industry succeeds in these areas, vinyl ethyl ether may grow outside its niche and become a bigger player. The push for more sustainable, low-VOC, or biobased derivatives might prompt a rethink of how and where vinyl ethers fit in—driven less by marketing and more by regulatory mandates and the day-to-day realities of safer operations and lower environmental risk.




What is Vinyl Ethyl Ether [Stabilized] used for?

The Science and Its Real-World Impact

Vinyl ethyl ether, stabilized with proper additives, turns out to be a key player in several industries, even if its name doesn’t ring many bells outside of science labs and manufacturing floors. This clear, flammable liquid with a distinctive smell brings unique features that set it apart, especially in the world of specialty chemicals.

What Makes It Valuable

At the heart of its importance lies its chemical structure. With both an ether and a vinyl group, vinyl ethyl ether balances flexibility with reactivity. This balance means it reacts well with strong acids and electrophiles, which helps chemical manufacturers develop efficient, controlled processes. You might not notice it in daily life, but vinyl ethyl ether often helps build the foundation for the adhesives, coatings, and resins that touch everyday products.

Role in Advanced Manufacturing

My first exposure to chemicals like vinyl ethyl ether came during a summer internship at a small manufacturing plant. The workers there explained that without certain reactive monomers, many high-performance materials wouldn't exist. In fact, vinyl ethyl ether finds its core use in the synthesis of specialty polymers. These polymers, fine-tuned for dental impressions, inks, and electronics, rely on precise building blocks. When used in the manufacture of photoresists, for example, this chemical helps form ultrafine patterns on semiconductor chips. These chips drive our smartphones, computers, and other electronics.

Making Tough Jobs Easier

Adhesives and coatings must survive heat, chemicals, and water over years of use. Vinyl ethyl ether forms tough bonds in the polymer chains, giving these products better flexibility and resilience. That’s how wood glues hold together furniture for decades and how protective coatings keep machinery from rusting away in rough environments. The performance gets a quiet boost from these specialty chemicals.

Facing Down the Hazards

Like many useful solvents and monomers, vinyl ethyl ether brings safety challenges. As someone who spent hours reading safety sheets in a lab, I know first-hand that you can’t handle this compound casually. It's volatile, catches fire easily, and forms peroxides if left unstabilized. That’s not a risk you want to take in a busy workplace. Producers add stabilizers so the chemical stays safe during storage and shipping. Strict rules, like those from OSHA and the EPA, call for ventilation, dedicated equipment, and flame-proof storage. Facts like these remind me why it’s not just about what a chemical can do, but also how responsibly you handle it.

Clear Communication and Accountability

Misinformation and carelessness in handling chemicals hurt real people. Sharing knowledge on good handling practices, improving training for workers, and keeping robust safety protocols often make the difference between disaster and a routine workday. Building a strong safety culture starts with industry leaders but succeeds only when everyday workers engage and feel accountable.

Looking Forward

With industries shifting toward greener alternatives, some researchers look for ways to cut down on chemicals like vinyl ethyl ether. People keep pushing for safer, less flammable substitutes—sometimes by adjusting production processes, other times by building new molecules altogether. Until then, careful stewardship ensures these chemical tools keep delivering benefits without sacrificing safety.

What are the safety precautions when handling Vinyl Ethyl Ether [Stabilized]?

Why Safety Around Vinyl Ethyl Ether Matters

Vinyl Ethyl Ether catches attention in any laboratory or industrial space because of its flammable and volatile character. Anyone who spent time in a research facility knows how one lapse in focus can turn a routine job into an emergency. My own introduction to chemical safety came early as a lab tech, watching a near-miss with an ether fire. The memory stuck with me—a quick flash, the smell of burning plastic, and relief that nobody got hurt. This experience seeded my respect for detailed safety planning long before the Material Safety Data Sheet became a daily read.

Essential Precautions: Fire and Vapor Hazards

The most direct risk with Vinyl Ethyl Ether arises from its low flash point. Conventional fume hoods offer decent protection but only when airflow is steady and clutter does not block venting. Before opening any container, make sure you eliminate all ignition sources. This goes beyond visible flames. Spark gaps from faulty equipment, static charges, and even a poorly maintained refrigerator can trigger disaster. I once saw a forgotten hot plate cause a localized fire—always check every source, even what seems trivial.

This compound evaporates quickly, filling the room with sweet-smelling, invisible vapor. Short-term exposure can leave you dizzy or nauseous. Long-term exposure opens the door to more serious health effects, including nervous system symptoms or respiratory trouble. Proper ventilation, either through engineered exhaust or open windows where allowed, provides a powerful layer of safety for everyone in the room.

Protective Gear: Skin, Eyes, and Lungs

With a spill or splash, skin contact becomes a real threat. Nitrile gloves stand up better against vinyl ethers than latex. Safety goggles and face shields shut out the possibility of eye injuries or accidental ingestion. Cotton lab coats offer protection from splashes but resist the urge to wear synthetics that may melt against your skin. Once, after seeing a colleague with a burned wrist, I learned to double-check that gloves cover even the smallest gap between sleeve and skin.

Respiratory protection only makes sense if ventilation falls short or the risk of inhaling large amounts climbs, such as during spills or transfers outside a hood. A properly fitted respirator—organic vapor cartridge, not just a dust mask—shields lungs from unwanted symptoms.

Storage and Handling: Small Steps, Big Difference

Vinyl Ethyl Ether prefers a cool, dry place, protected from direct sunlight and heat. Flame-proof cabinets take priority for this kind of volatile solvent, and all containers need clear labeling with hazard warnings. Double containment (placing a bottle inside a second container) catches any leaks before they spread. In my previous lab, we kept an absorbent pad nearby as an extra measure.

Transfers go smoothly when slow and deliberate; avoid metal tools or equipment prone to creating sparks. Grounding and bonding of containers neutralize static.

Emergency Response and Disposal

Quick response in emergencies starts with clear access to eyewash stations and safety showers. Know where every fire extinguisher (Class B/C) sits, and rehearse the emergency plan with your group periodically. Minor spills can be absorbed with inert materials, but never pour solvent waste directly down the drain. Follow your organization’s hazardous waste procedures and arrange timely disposal.

Empowering Safer Workplaces

Keeping up with regular safety training never feels like a waste of time. New protocols or reviews of old risks help everyone stay sharp. Open conversations about close calls and near-misses build a stronger and safer team. This hands-on approach makes a big difference, both for your health and for ongoing research or production success.

What are the storage requirements for Vinyl Ethyl Ether [Stabilized]?

Why Care About Vinyl Ethyl Ether Storage?

Vinyl ethyl ether doesn’t get much attention unless an emergency happens. This colorless, flammable liquid has a talent for sneaking up on people who don’t handle it with respect. My time around chemical warehouses taught me one thing about ethers: accidents look small right up until they don’t. A drum left in the sun, a cap forgotten, or a spill in a cramped storeroom can wreck a business or harm a crew, and it all comes down to the choices folks make well before disaster comes calling.

Recognizing the Real Risks

The main trouble with vinyl ethyl ether isn’t just its flammability—though that’s plenty to consider. This liquid forms explosive peroxides over time, especially when air gets involved. Those peroxides don’t tap politely before exploding, and nobody wants to be anywhere nearby if storage goes wrong. Stabilizers get mixed in to slow this process, but they aren’t a magic shield. Regular inspection and basic sense set the line between routine and headline-making accidents.

The National Fire Protection Association (NFPA) doesn’t mince words about ethers like this. Class IB liquids call for significant caution. Just because a tank says “stabilized” doesn’t mean the job stops. Fire marshals and inspectors don’t like taking chances here, and with good reason. Warehouse fires from poorly stored chemicals have a habit of making national news.

Settling on Sensible Storage

It pays to separate vinyl ethyl ether from heat, sparks, open flames, and any oxidizers. Direct sunlight won’t do the liquid any favors. Closed containers, made of metal or specialized plastic, offer the best protection against leaks and accidental air exposure. I remember walking into a loading bay one hot summer and noticing how just a forgotten window could raise the temperature to dangerous levels. Cooling matters, always. Storage rooms should stay below 25°C (77°F) to reduce vapor pressure and peroxide formation risk.

Adequate ventilation plays a huge role in storage safety. Air exchange keeps vapors low and limits the buildup of anything flammable. There’s wisdom in placing ventilators and making sure storage rooms don’t pull double duty as break rooms or offices. Safety showers and eyewash stations should sit close by in case of spills, because vinyl ethyl ether strikes fast if it hits skin or eyes. Experience taught me that walking even twenty feet for help is too far if something goes wrong.

Protective Habits—Not Just for the Rulebook

Labels fade. Paperwork gets lost. People forget about regular checks if nobody’s watching. Smart operations set reminders to test for peroxide buildup every few months using chemical test strips. In my years in chemical safety training, I saw that the places with the fewest accidents were always the ones where staff never trusted a drum “just because it’s stabilized.” They checked seals, rotated stock, cleared out old inventory, and updated logs religiously.

Disposal creates another set of challenges. Unused or old vinyl ethyl ether shouldn’t linger in warehouses. Disposal needs to meet hazardous waste rules—don’t just pour it out. Local environmental agencies can offer guidance, and skipping this step proves costly both to the business and the community.

Moving Toward Better Solutions

Technology steps in with remote temperature sensors and automatic vent control, making life easier for those running busy storage sites. Still, tech can’t replace training, regular audits, and a culture built around treating chemicals as serious business. With the right mix of diligence and modern tools, the old worry about flammable storage doesn’t have to keep anyone up at night. Vinyl ethyl ether can be managed safely—no shortcuts, just respect for the risks and practical planning.

Is Vinyl Ethyl Ether [Stabilized] hazardous or flammable?

Understanding What’s in the Drum

Vinyl ethyl ether isn’t a chemical that pops up in household conversations, but in a lot of labs and factories, it sits on shelves labeled with a warning nobody ignores. Scientists and safety officers recognize it as a volatile compound, mostly clear and with a strong, sweet odor. Even when it’s labeled as "stabilized," meaning a chemical has been mixed in to keep it from degrading or igniting on its own, the threat doesn’t just vanish.

Fire Risk Remains Front and Center

Having worked in pharmaceutical pilot plants where dozens of volatile organics lay just a few feet from each other, safety becomes muscle memory. Vinyl ethyl ether stands out for its low flash point—meaning just a little heat or spark can trigger a fire. A flash point of around -20°C (-4°F) puts it well below freezing, which tells you how easily it can become a vapor. Even stabilized, those vapors hang at floor-level, just waiting for the right moment. The Lower Explosive Limit (LEL) is low, so it doesn’t take much to start a fire.

Several years ago, at an industrial site, I watched a plant technician move a drum into a ventilated storage shed in the dead of winter. After every move, the area got checked for vapor buildup. There’s a reason for this: flammable liquids don’t care about your schedule, and even a static spark from a rubber-soled shoe can trigger disaster if the right mix of vapor and air hangs around.

Health Hazards: More Than Just Fire

Aside from flammability, vinyl ethyl ether can mess with your breathing and skin if you get careless. Vapors irritate the nose and throat, and skin contact leads to dryness and rash. OSHA states that exposure levels need to stay as low as possible, since the long-term effects on humans haven’t been fully nailed down, but acute exposure needs to be avoided at all costs.

It doesn't take a degree to see the risk climbs in older labs that rely on poor ventilation, where solvents like vinyl ethyl ether linger in the air. Chronic exposure remains a real problem in facilities with lax enforcement of chemical hygiene.

Practical Solutions for Safer Use

Proper storage tops the list. Keep drums in cool, dry rooms with heavy-duty ventilation. Fire suppression must be close at hand, and staff should get real training—meaning actual fire drills and PPE fits instead of just watching videos. Grounding and bonding containers avoids static buildup that can light up invisible vapors.

Labels often say "stabilized" to soothe nerves, but nobody should rely on that alone. The added inhibitor helps prevent runaway reactions during transit and storage, but won’t save you from poor practices. I’ve seen engineers insist on using dedicated pump lines and transfer equipment—never cutting corners by using tools meant for other solvents.

Spill kits, chemical-resistant gloves, and splash goggles aren’t optional either. When accidents happen, immediate access to eyewash stations and showers keeps injuries in check. Emergency planning should always cover worst-case leaks and fires, since seconds count in a real crisis.

Thinking Ahead

Chemicals like vinyl ethyl ether demand diligence from everyone in the chain, from transporter to technician. The risk remains, even with stabilizers. By following best practices—never skipping safety steps, training, or gear—teams prevent fires and exposure, keeping both people and property out of harm’s way.

How should Vinyl Ethyl Ether [Stabilized] be disposed of properly?

Understanding the Risks Close to Home

Working with chemicals like Vinyl Ethyl Ether brings a certain responsibility that doesn’t stop at the lab bench. Unlike common household trash, this compound comes with risks—flammability, toxicity, and a chance for explosive reactions if it gets ignored or mishandled. My time in academic labs taught me early that even stabilized versions of these ethers call for serious respect. Accidents from casual dumping don’t just wreck property; they endanger people’s lives.

Why Proper Disposal Matters Beyond the Obvious

It’s easy to think pouring diluted chemicals down the drain solves the problem. What gets missed in that shortcut is the impact on water systems and public safety. According to the U.S. Environmental Protection Agency, improper disposal of organic ethers can cause chemical buildup in water supplies, causing trouble for treatment facilities and harming aquatic life. Just one overlooked bottle can leak toxic vapors or trigger a fire in a trash truck. No routine task is worth risking a whole community’s safety.

Core Principles Learned from Experience

Every time I handled hazardous waste, a set of habits kicked in. Label every container and never improvise. Store anything volatile or flammable in a ventilated, cool, and dry spot, away from any spark or heat source. My colleagues drilled this into newcomers—never mix different wastes unless you’re confident in their compatibility and always check the Safety Data Sheet for up-to-date handling advice.

Disposal: The Responsible Route

Handling Vinyl Ethyl Ether waste begins with secure containment. Use sealed, chemical-resistant containers—never cracked jars or makeshift glassware. Tag each container clearly with the full chemical name and hazard warnings. This doesn’t just keep the workplace safe, it’s essential for those who will process the waste next.

Next comes collection by a certified hazardous waste contractor. Municipal waste services are not set up for volatile organics. Licensed handlers protect their teams and the environment through chemical knowledge and specialized equipment. Most employers and research institutions have a centralized location for hazardous waste storage, with regular pickups.

If working independently, contact local environmental agencies for a list of licensed disposal firms. Many regions run regular hazardous material amnesty days or drop-off sites, but always call first—some facilities have clear restrictions on what they can accept.

Learning from Slip-Ups and Moving Forward

During my early years, delayed disposal caused unnecessary build-up in storage rooms. The answer isn't better recordkeeping alone; people need support from regular training and reminders. Sharing stories of near-misses and honest mistakes does more to drive home the importance than ticking boxes on a checklist.

Bringing in third-party audits helps spot gaps in procedures. Some sites now require dual sign-off before hazardous solvents leave any workstation. These checks might feel like overkill, yet they create a culture where safety sits before convenience.

Final Takeaway: Accountability Stays Local

While environmental rules set the baseline, real change comes when anyone handling Vinyl Ethyl Ether stops seeing disposal as someone else’s job. By staying mindful, supporting each other, and using proven disposal routes, every worker and researcher puts safer futures within reach—not just for themselves, but for the wider world beyond their lab walls.

Vinyl Ethyl Ether [Stabilized]
Names
Preferred IUPAC name (Ethenyloxy)ethane
Other names Ethoxyethene
Ethyl vinyl ether
Vinyl ethyl ether
Ethene, ethoxy-
EVE
Pronunciation /ˈvaɪ.nəl ˈiː.θɪl ˈiː.θər/
Identifiers
CAS Number 111-34-2
Beilstein Reference 1870542
ChEBI CHEBI:51914
ChEMBL CHEMBL2106577
ChemSpider 10212
DrugBank DB14184
ECHA InfoCard 03cec4d7-35dc-4f06-8b0d-469cbf33b6d0
EC Number 203-502-6
Gmelin Reference Gm. 4497
KEGG C18617
MeSH D014764
PubChem CID 7915
RTECS number KK8750000
UNII VZI3S6X4G6
UN number UN1302
Properties
Chemical formula C4H8O
Molar mass 86.13 g/mol
Appearance Clear colorless liquid
Odor Ethereal
Density 0.75 g/mL at 25 °C (lit.)
Solubility in water Soluble
log P 0.7
Vapor pressure 74.5 kPa (at 20°C)
Acidity (pKa) 18.9
Basicity (pKb) pKb ≈ 5.4
Magnetic susceptibility (χ) -6.68×10⁻⁶ cm³/mol
Refractive index (nD) 1.3862
Viscosity 2.4 mPa·s (20 °C)
Dipole moment 1.59 D
Thermochemistry
Std molar entropy (S⦵298) 338.2 J·mol⁻¹·K⁻¹
Std enthalpy of formation (ΔfH⦵298) -161.0 kJ/mol
Std enthalpy of combustion (ΔcH⦵298) -1803 kJ/mol
Pharmacology
ATC code
Hazards
GHS labelling GHS02, GHS07
Pictograms GHS02,GHS07
Signal word Danger
Precautionary statements P210, P261, P280, P301+P310, P303+P361+P353, P304+P340, P305+P351+P338, P312, P370+P378, P403+P233, P403+P235, P501
NFPA 704 (fire diamond) 1-4-2-F
Flash point “< -31 °C c.c.”
Autoignition temperature 215°C (419°F)
Explosive limits 1.7% - 14%
Lethal dose or concentration LD50 oral rat 3154 mg/kg
LD50 (median dose) LD50 (median dose): Oral (rat) 1650 mg/kg
NIOSH EU9845000
PEL (Permissible) PEL (Permissible): 270 mg/m3
REL (Recommended) REL (Recommended): 1 ppm (3 mg/m³)
IDLH (Immediate danger) 800 ppm
Related compounds
Related compounds Vinyl Methyl Ether
Ethyl Vinyl Sulfide
Vinyl Isobutyl Ether
Vinyl n-Propyl Ether
Vinyl tert-Butyl Ether