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Exploring Tert Butyl Acetate: Value, Risks, and Vision

Historical Development: From Curiosity to Commodity

Tert Butyl Acetate, or TBAC, shapes a chapter in the ongoing story of modern industrial chemistry. Coming out of research labs in the early 20th century, chemists first explored TBAC during a period of explosive growth in organic synthesis. Its curious structure—a t-butyl group linked to an acetate—suggested possibilities for both volatility and chemical stability. Experiments shifted from curiosity-driven discovery right into commercial arenas as coating and solvent needs expanded. TBAC started replacing harsher solvents in paints and cleaning fluids, and gradually, companies adopted it for health and regulatory reasons. By the late 1990s and early 2000s, environmental pressure forced a rethinking of what should evaporate into the air from factory vents. TBAC's unique mix of volatility and lower photo-chemical reactivity carried it across regulatory thresholds. Personal experience tells me that, in real-world labs, the rise of TBAC arrived as rules changed, budgets shifted, and businesses hunted for compliance without sacrificing performance.

Product Overview: Roles and Reputation

TBAC delivers consistent results as a solvent in paints, inks, adhesives, and industrial cleaners. My own time in coatings research exposed me to the day-to-day reality: every solvent faces a test in balancing drying speed, solvency power, odor, and health risk. TBAC attracts users who need fast evaporation with mild odors, which keeps operators and painters happier through the workday. As regulatory agencies take a harder look at smog and toxicity, TBAC's profile gets frequent re-examination. It became popular as an alternative to methyl ethyl ketone and methyl isobutyl ketone, especially since air regulators like the US EPA placed TBAC in the ‘non-volatile organic compound’ basket for ozone formation (though not without controversy). Product managers and technical buyers started looking at TBAC as a way to modernize formulations and stay ahead of future bans on old standbys.

Physical & Chemical Properties: Chemistry with Utility

With a boiling point around 97°C, TBAC fits into the category of mid-range volatile solvents. Its clear, flammable liquid form makes handling and transport similar to other common acetates. The distinct fruity odor divides opinion—personally, I find it less harsh than some aromatic solvents, making it more tolerable in enclosed spaces. TBAC mixes with most organic compounds but mostly refuses to dissolve in water, keeping it practical as a non-polar solvent. Its low photochemical reactivity in the atmosphere, a crucial detail for its regulatory advantage, separates it from workhorse solvents like toluene or xylene. Sitting at a specific gravity lower than one, spills float on water, which can play into environmental clean-up concerns.

Technical Specifications & Labeling: Guardrails for Use

Labels and handling requirements for TBAC draw from its physical risks: it’s flammable, its vapors catch fire at room temperature, and it brings mild toxicity. Safety data sheets list personal protective equipment from gloves to goggles, and workplace air limits set by NIOSH and OSHA inform usage. In my own years coordinating chemical inventories, remembering which canister wanted storage off the floor, away from oxidizers, and in a spot with solid airflow sometimes felt like memorizing a poem with dangerous lines. Transport comes governed under flammable liquid laws, showing TBAC’s clear overlap with both utility and peril. Chemical containers require UN numbers and clear hazard pictograms, but these signs only go so far—actual safety still depends on informed staff.

Preparation Method: Industrial Scale Synthesis

TBAC reaches the market mainly by reacting tert-butanol with acetic acid or acetic anhydride. Acid catalysis, often using sulfuric acid, helps drive the reaction toward the ester the world wants. The process generates water as a byproduct and needs distillation for product purity. Practical production faces hurdles like water removal, catalyst waste, and equipment corrosion: things manufacturers must handle to hit purity benchmarks and keep costs contained. Looking back at office debates about switching solvents, I recall the concerns over scaling—how a simple-looking process in the lab turns gnarly with tons of raw material. Each batch means navigation between chemical yields, regulatory compliance, and pressure from plant managers demanding speed.

Chemical Reactions & Modifications: Versatility in Action

TBAC sparkles as a starting point or intermediate rather than a chemical workhorse by itself. Hydrolysis breaks it down into tert-butanol and acetic acid, returning the story to its origins. Under strong acids or bases, TBAC’s ester bond opens up. Some chemical syntheses hijack this property for downstream manufacturing—making other esters or coupling to build new molecules. In surface coatings, the compound sits quietly, lending its volatility to the drying push, not undergoing dramatic transformation but weaving into the end use without lingering reactivity. My years in research taught me that, sometimes, the best performance comes from stability—the unexciting solvent that doesn’t fall apart means products stay shelf-stable and safe.

Synonyms & Product Names: Talking the Same Language

Anyone digging through technical catalogs will find TBAC listed under a handful of names: TBAc, tert-butyl ethanoate, acetic acid tert-butyl ester. Chemical suppliers may use abbreviations or trade dress, which calls for careful cross-checking of CAS numbers. In my experience, confusion around naming costs valuable hours, especially during regulatory audits or when troubleshooting a fouled production run. Standardized language in safety and shipping documentation helps everyone involved, from warehouse staff to regulatory inspectors.

Safety & Operational Standards: Staying Ready for Trouble

Handling TBAC safely depends on a mix of rules, experience, and a dose of respect for flammable liquids. Good ventilation matters in any area where large volumes get poured, mixed, or cleaned up. Fire departments and insurance inspectors want to see flammable cabinets, spill plans, and training records. TBAC vapor annoys the respiratory tract at high concentration, and chronic exposure isn’t something to take lightly, even if TBAC rates as less hazardous than some old-school solvents. Having worked through more than one simulated spill drill, what sticks with me is how actual safety depends on culture, not just protocols. One mistake—an ungrounded drum, a valve not closed tightly—can lead to instant crisis. Continuous education, clear signage, and regular fire drills build the only real line of defense.

Application Area: Where TBAC Earns Its Keep

TBAC finds heavy use in painting, printing, adhesives, and cleaning formulations. Its rapid evaporation suits automotive refinishes and architectural coatings where dry times make or break job profitability. I remember working with contractors who valued any material that saved labor on hot days. In ink manufacturing, TBAC delivers the solvency that keeps presses running without the environmental headaches linked to older solvent blends. On the cleaning side, TBAC steps in for degreasing and surface prep before painting or sealing projects. Lawmakers push for consumer products with both power and lower VOCs, so chemists constantly re-examine the balance between effectiveness and safety. Even with tightening rules, TBAC manages to remain a favored choice thanks to that regulatory carve-out—though public health advocates remain wary.

Research & Development: A Target for Better Solutions

Scientists keep investigating TBAC’s performance under new conditions: looking for ways to cut odor, limit emission, or swap in renewable feedstocks. Research groups publish on greener synthesis aimed at reducing energy and waste during production. These efforts run in step with growing demand for low-toxicity solvents in electronics, 3D printing, and specialty coatings. One interesting frontier looks at mixing TBAC with biobased solvents to wrestle down both cost and environmental impact. My time in a coatings startup showed me that only persistent trial—and pragmatic lab work—gets an idea out of a notebook and into a five-gallon bucket. TBAC’s established role opens a path for incremental advances, though not every proposed substitute can match its speed or utility.

Toxicity Research: Findings and Open Questions

TBAC earns lower acute toxicity ratings compared to substances like methylene chloride or benzene, but no solvent lands in the “safe” bucket by default. Industry-funded studies and regulator-sponsored reviews flag TBAC as an eye and respiratory irritant at modest levels. Chronic tests in rodents turned up some evidence of organ impacts at high doses, although clear links to cancer remain weak or absent in widely cited reports. Questions about neurological effects and combined exposures—breathing TBAC in a workshop buzzing with multiple solvents—drive current research agendas. Lab workers and product formulators need solid data, not just marketing copy, and this means persistent pressure for transparency and independent studies. In the U.S., the EPA’s reassessment of TBAC’s status reflects ongoing debate about public health. Precaution still beats remorse; nobody wants to repeat the mistakes locked in asbestos, lead, and other forgotten hazards.

Future Prospects: Looking Ahead with Skepticism and Hope

TBAC faces a future shaped by both regulation and innovation. The push for zero-VOC coatings, safer workplaces, and stricter air quality rules could shrink its market. At the same time, TBAC’s profile—low VOC reactivity, good performance—makes it a bridge for manufacturers resisting sharp, disruptive change. Companies that want to move away from legacy solvents often slot TBAC as a temporary fix, buying time until next-generation, fully bio-based options arrive. The real trick is balancing cost, safety, and performance, a tightrope every supply manager and product developer must walk. My own sense as a chemist and practical observer is that TBAC will stay relevant as long as no greener, truly safe alternative lines up perfectly with industrial demands. If better substitutes emerge, TBAC’s story becomes one example of chemists learning, adapting, and always seeking smarter materials for the world’s unanswered needs.




What is Tert Butyl Acetate (TBAC) used for?

Why Tert Butyl Acetate Finds Its Way Into So Many Products

Tert Butyl Acetate, or TBAC, doesn’t exactly roll off the tongue, but in the worlds of industry and manufacturing, this colorless liquid is tough to ignore. It pops up in places where chemicals need to pull their weight. Take paints and coatings: TBAC helps break down pigments and resins, spreading them evenly and making sure the final coat looks slick and dries fast. If you’ve ever painted a wall and enjoyed the smooth finish, chances are a solvent like TBAC played a part in that result.

Out on the shop floor, auto body workers rely on TBAC in cleaning solutions and thinners. Old paint, grease, and oil don’t stand a chance. Mechanics can clean tools and car parts without worrying much about left-behind residue. In my years volunteering at a community garage, I saw how a reliable solvent made their turnaround faster between jobs, keeping customers rolling and workers safe from harsh, heavily regulated chemicals.

These days, a lot of companies choose TBAC instead of traditional options like toluene or xylene. There’s a reason for the switch: the Environmental Protection Agency in the United States has classified TBAC as a “VOC-exempt” solvent. That means state and federal rules around air pollution give TBAC a pass, helping factories reduce their regulatory headaches. The air doesn’t fill up with smog-producing chemicals quite as quickly, which benefits cities and neighborhoods downwind.

TBAC acts as a carrier and processing aid in the printing world. Flexographic and gravure printers use it to deliver clear, sharp images on packaging without ruining equipment or the environment inside print shops. I’ve chatted with small business owners in custom print shops who appreciate not having to sacrifice quality or safety. Even in adhesives and sealants, this solvent delivers the right thickness without over-powering odors.

Addressing the Safety and Environmental Concerns

Like every industrial chemical, using TBAC calls for addressing real risks. Short-term exposure can cause irritation or headaches, and long-term studies still leave a few questions hanging around chronic health effects. Companies need to provide good ventilation and keep protective gear on hand, especially for workers handling drums or spraying finishes indoors. A quick walk through any professional paint booth shows an emphasis on gloves, goggles, and air purifiers. It isn’t just about checking off OSHA boxes—it’s about keeping each shift as safe and healthy as possible.

Waste disposal matters too. Proper storage and recycling keep TBAC from leaking into water and soil. Plants should follow local rules and push for greener alternatives or recovery systems once solvents finish their job. Teaching workers where to send leftover solvents keeps safety from falling through the cracks.

Looking for Greener Choices and Future Opportunities

TBAC claims its spot because it gets results and helps companies stay within regulatory lines. Welcoming innovation means more research into alternatives with a lighter footprint. Universities and chemical companies work on greener blends that promise similar speed and power with less worry for people or the planet. Industry groups, environmental advocates, and researchers all play a part—sometimes even competitors join forces, sharing data to speed up progress.

Relying on TBAC remains a reality in today’s manufacturing. Still, change comes from paying attention to both safety concerns and the push for solutions that protect health and the environment. Picking the right solvent now lays down tracks for cleaner industries ahead.

Is TBAC considered a VOC (Volatile Organic Compound)?

The Science Behind TBAC

Tertiary-Butyl Acetate, usually shortened to TBAC, comes up a lot in industries involving paints, coatings, and cleaners. It’s a clear liquid that evaporates quickly, which often leads folks to group it with other solvents known as volatile organic compounds (VOCs). I worked for a manufacturing company that used TBAC to reduce the viscosity of paints. Teams liked TBAC because it replaced harsher solvents and didn’t give off that overwhelming chemical smell.

Not every fast-evaporating chemical counts as a VOC, though. TBAC carries a unique regulatory standing in the United States. The EPA, after digging through test results and field studies, decided TBAC would not count as a VOC for reasons tied to ozone formation. Ozone at ground level is what most people picture as urban smog, which can set off asthma and cardiovascular problems. The push to drop TBAC from the VOC list stemmed from its low “photochemical reactivity.” In short, it doesn’t give off ozone-forming gases the same way traditional solvents do.

Regulations, Facts, and Industry Impact

Anyone trying to follow VOC limits in paints or industrial coatings faces a barrage of state and federal rules that don’t always match. OSHA, the EPA, and air resources boards in states like California all influence what’s allowed. Most U.S. paint formulations really tightened up after 2010 due to pollution standards. For TBAC, the EPA’s 2004 rule said companies could leave TBAC out of VOC counts used in federal air permits related to ozone. Still, California’s Air Resources Board lists it as a VOC for consumer products. This split in rules means what’s legal in Texas might cross the line in Los Angeles.

Rules aside, safety concerns keep showing up in workplace data. TBAC can irritate lungs and skin, and long-term exposure triggers more questions. In my old shop, guys wore gloves and ventilators, but we all knew not everyone remembered their training. Just because a chemical skips one regulation doesn’t mean it’s harmless. Those working with TBAC need training and equipment, not just a nod from environmental agencies.

Why TBAC Classification Matters

The TBAC debate shows how a single regulatory tweak shifts entire markets. Suppliers who once struggled to keep VOCs below state limits found a clever shortcut. By swapping in TBAC, they ticked all the boxes on EPA paperwork. In my experience, this let us stay competitive in states with the tightest air rules. It felt like a loophole, since the health hazards didn’t just disappear. TBAC gave some breathing room to small manufacturers facing huge fines.

It’s tempting for companies to chase the next “VOC-exempt” chemical while skipping larger questions about workplace health. Short-term compliance can crowd out longer-term thinking about safer alternatives. I’ve seen teams skip over water-based paints or powder coatings because of upfront costs, even though those choices dodged every VOC debate entirely.

The Path Forward

States and regulators keep circling back to TBAC’s health impacts and whether exempting it from VOC counts was the best call. More transparency in reporting and uniform rules across states would help companies avoid confusion. From my manufacturing days, I know it’s far easier to plan a product line with clear, national standards. Industry might push for one answer, but the real-world effects fall on communities, workers, and people living downwind from big plants.

Switching to less hazardous materials remains the surest way to handle air quality and protect worker safety. Regulatory loopholes won’t solve deeper pollution or health problems. If we expect cleaner air and healthier jobs, states and businesses alike should recognize that the risks go beyond the label of “VOC” or not. Choices about TBAC—and solvents in general—will echo in regulations and workplace habits for years to come.

What are the safety and handling precautions for TBAC?

Understanding TBAC and Its Hazards

Tert-Butyl Acetate, often known as TBAC, finds its way into a lot of paints, coatings, and industrial cleaners. Its popularity in factories and workshops traces back to strict rules on solvents and volatile organics. Folks use it because it helps products flow, levels finishes, and cleans tough gunk. But, like many chemicals, TBAC calls for respect. Years in industry or on job sites tell me that complacency with any solvent can lead to serious problems, and TBAC doesn’t make exceptions.

Common Routes of Exposure

People in the field can breathe in TBAC vapor. Liquid TBAC splashing on bare skin or into eyes causes discomfort and sometimes worse. Swallowing, rare as it is, gets risky fast. Workers I know stay alert, especially where ventilation slips or protective gear feels optional. It’s easy to underestimate how quickly a headache or dizziness sneaks up after inhaling vapors for a few hours in a closed shop.

The Case for Personal Protective Equipment

Gloves matter—a lot. Not all gloves cut it, though. Nitrile stands up better against TBAC than old latex or vinyl pairs. Cheap gloves can leave hands exposed, which leads to cracked skin and potential absorption. Splash goggles or safety glasses earn their keep in any setting with depressurized cans or mixing stations. Standard issue for me includes coveralls or old work shirts that see plenty of laundering.

Handling and Storage Habits

Experienced shop managers never store TBAC near flames or heat. TBAC catches fire easily. Good practice means metal cans with tight-fitting lids, all kept in a cool spot away from any spark sources. In my years on factory floors, sloppy storage led to more close calls than dangerous reactions ever did. Folks learned to treat empties like full cans—vapors hang around, and one stray spark spells trouble.

Dealing with Leaks and Spills

Spills do happen. I’ve seen it enough to know—no one should ignore even small puddles. Sand or commercial absorbents soak it up fast, plastic scoops help collect waste, and any trash with TBAC earned a dedicated labeled drum. Open shop doors or exhaust fans help clear fumes, and everyone moves away from any source of ignition. Most important, reporting every spill, no matter the size, keeps corners clear for everyone.

Respecting Air Quality

Proper ventilation changes everything. On humid days, or when jobs demand a few gallons poured at once, opening roof vents and using extraction fans cuts down vapor. Air monitors in some plants keep a watch on exposure levels, sounding alarms before symptoms hit. I’ve met workers with coughs and headaches who felt better the very day air flow improved. The small investment in fans and routine checks cuts down on long-term health risks.

Better Training, Fewer Accidents

Nobody gets born knowing how much TBAC can sting. Training makes the difference. Clear instructions, posters, and checklists help new hands and veterans alike. Taking time before each shift for a quick review pays off after a few hectic months. It helps to share near-miss stories—real life examples remind coworkers that accidents strike anybody. Over time, a safe attitude spreads faster than the fumes themselves.

Disposal and Environmental Respect

TBAC’s impact doesn’t stop at the shop door. Used rags, empty cans, and liquid waste follow local hazardous waste rules. Pouring leftovers down a drain or tossing saturated towels in open trash adds risks back in where no one expects them. Over the years, local agencies started surprise inspections, encouraging everyone to clean up their act. I’ve noticed a cleaner, safer workplace follows soon after.

What is the typical purity of commercial Tert Butyl Acetate?

Why Purity Levels Matter in Everyday Chemistry

Every bottle of solvent you find in a chemical supply warehouse lists a percentage on its label. That number hints at what's inside, but it also tells a story about reliability in labs, factories, even repair shops. For anyone who’s ever cleaned a stubborn residue off metal or mixed up a batch of paint, the purity of their chemicals decides whether the job runs smoothly or frustration follows. That holds true for tert butyl acetate, a popular solvent. Grab any container from the shelf, and there’s a good chance you’ll spot a purity value listed at about 99%.

Seeing Through the Numbers

A little over 99% purity isn’t just a marketing number. It’s the result of careful distillation and quality checks. At this threshold, users avoid headaches from water, alcohols, or other organic pollutants piggybacking into the mix. Lower-quality products gum up delicate coatings and make paint finishes cloudy. Even an electronics lab, where residues count down to fractions of a percent, would shy away from a product that cuts corners.

Who Sets the Standards?

Manufacturers don't dream up numbers—various global agencies and industry guidelines help keep standards real. The American Chemical Society, international chemical suppliers, and groups like ASTM roll out specs, and producers must meet or exceed them. For tert butyl acetate, technical grade suits most industrial users, holding purity at 99% or higher. Specialty applications—pharmaceutical formulations or flavor chemistry—sometimes ask for tighter limits. At that level, cost climbs, and so does the complexity of keeping oxygenates, water, or acids out of the bottle.

What Happens When Purity Slips?

As a long-time hobbyist experimenting with paints and adhesives, I’ve seen what happens with low-grade batches. Cloudy layers creep into clear lacquers, and some adhesives lose their bite. Oil stains on furniture didn’t set right, turning sticky or never fully drying. That waste of time and labor stings more than the price difference of buying better material. In automotive shops or electronics manufacturing, that kind of slip could bring production to a halt, costing thousands by the hour. Real frustration comes from problems you didn’t cause: contamination in the solvent turns even the best process unstable.

Keeping the Quality Up

Producers rely on fractional distillation, carbon filtration, and moisture controls to keep tert butyl acetate pure. Chemical surveys, chromatography, and even old-fashioned evaporation tests make sure every drum meets promised specs. Laboratories and factories take things further with their own spot-checks using gas chromatography, zeroing in on traces of acetone, methanol, or heavy metal ions.

Companies with solid reputations offer certificates of analysis with their shipments. This helps everyone down the chain trust they’re working with solid material, not just a number on a label.

How to Make Better Choices

Anyone buying tert butyl acetate in bulk should ask for the certificate of analysis and look beyond price tags. If your work depends on solvent purity—maybe you’re prepping surfaces for aerospace coatings or running a production line—cheaper, lower-grade material brings more risk than savings. Suppliers with years of experience and customer support tend to handle quality complaints better, and that becomes important sooner or later.

From lab research to factory applications, consistent purity lets the real work begin. No one wants mystery results, and a 99% main component promise is more than a brag—it’s the starting point for safe, dependable chemical handling.

How should TBAC be stored and transported?

Think About TBAC’s Real Risks

TBAC, or tert-butyl acetate, pops up a lot in coatings and cleaning jobs. Many folks treat it casually. To me, that signals a problem waiting to happen. TBAC brings real fire risk. It's easy to forget how flammable a solvent can get if you’ve never seen a drum kicked over or a valve leak just near a painting booth or warehouse hot spot. A chemical like this won’t wait for you to get the fire plan sorted.

Proper Containers: More Than Just Drums

Not all metal containers handle TBAC safely for the long haul. You don’t want rust, nor do you need leaks. Stainless steel drums or high-density polyethylene tanks have a strong track record. You skip on cheap plastics and thin aluminum, since these might corrode or crack. I’ve seen operations save a few dollars on drum costs only to lose thousands when a seal gives out. Stuff like that never feels worth it.

Keep Storage Consistent and Safe

TBAC won’t care about a label if it’s parked next to heat. People who cram solvent storage near electrical panels or let it sit in sunlight tempt disaster. Cool, dry, and ventilated space works far better. I remember walking into a shop in August, noticing barrels sweating, and realizing no fans ran at all. Nasty odors gathered, and the building risked both fire and worker health. Ventilation does more than cut the smell. It means vapors stay under control.

Mind the Fire Codes and Fill the Gaps

Fire marshals talk a lot about class IB flammables for good reasons. Not every business wants to follow every code, but sprinklers, grounding straps, and spill containment catch plenty of small problems before they turn major. You skip these, you gamble with the safety of real people, not just goods. Insurers and local enforcement didn’t invent these rules from thin air—many came after folks learned the hard way, myself included. If you’ve ever tried to explain to a crew why you skimped on safety, it’s never a good day.

Take It Slow on the Road

Shipping TBAC means pushing paperwork, but also much more. Trucks should get placards, and drivers can’t just toss it next to snack deliveries. DOT regulations call for training, not as a box-ticking exercise, but because small choices — like stacking drums wrong or skipping a tiedown — end up causing rollovers, leaks, and headaches. I recall a spill on a rural highway. It stopped traffic for hours, all because someone tried to squeeze in one last drum without checking the load chart.

Training and Labels Aren’t Red Tape

People joke about “over-labeling,” but if you ever saw confusion over a faded sticker during a late shift, you learn quick. Clear, bold labels help even the best worker remember what’s inside, how to treat it, and how not to panic if something breaks. Annual refreshers on handling and storage aren’t bureaucratic nonsense—they’re guardrails to keep mistakes from becoming accidents.

Smart Steps Beat Luck

TBAC deserves respect, not fear. Reliable containers, dry and ventilated storage, real training, and safe moves on the road don’t complicate life—they keep businesses running and people safe. Most of the real harm I’ve witnessed started with a shortcut. The right practices aren’t just for the toughest regulations; they’re for every day someone expects to go home without a story about spilt solvent or a call to emergency services.

Tert Butyl Acetate (TBAC)
Names
Preferred IUPAC name 2-methylpropyl ethanoate
Other names Acetic acid tert-butyl ester
t-Butyl acetate
tert-Butyl ethanoate
TBAc
TBA
Pronunciation /ˈtɜrt ˈbjuːtɪl əˈsiːteɪt/
Identifiers
CAS Number 540-88-5
3D model (JSmol) `3D model (JSmol)` string for **Tert Butyl Acetate (TBAC)**: ``` CC(=O)OC(C)(C)C ``` This is the SMILES string representing the 3D molecular structure to be used in JSmol.
Beilstein Reference 1912834
ChEBI CHEBI:53233
ChEMBL CHEMBL168292
ChemSpider 15518
DrugBank DB11124
ECHA InfoCard 04dfdf1f-0f54-4c4b-9246-0aa8d640800d
EC Number 204-658-1
Gmelin Reference 67158
KEGG C19361
MeSH D000635
PubChem CID 11234
RTECS number AJ3675000
UNII E9O7715754
UN number UN1123
CompTox Dashboard (EPA) DTXSID9020718
Properties
Chemical formula C6H12O2
Molar mass 116.16 g/mol
Appearance Colorless transparent liquid
Odor Fruity
Density 0.87 g/cm³
Solubility in water Moderate (4.8 g/100 mL at 25 °C)
log P 1.76
Vapor pressure 24 mmHg @ 20°C
Acidity (pKa) pKa ≈ 25
Basicity (pKb) 15.3
Magnetic susceptibility (χ) -47.2 × 10⁻⁶ cm³/mol
Refractive index (nD) 1.394
Viscosity 0.74 cP at 25°C
Dipole moment 1.50 D
Thermochemistry
Std molar entropy (S⦵298) 216.0 J·mol⁻¹·K⁻¹
Std enthalpy of formation (ΔfH⦵298) -572.7 kJ/mol
Std enthalpy of combustion (ΔcH⦵298) -4677.5 kJ/mol
Hazards
GHS labelling GHS02, GHS07
Pictograms GHS02, GHS07
Signal word Warning
Precautionary statements P210, P233, P240, P241, P242, P243, P261, P271, P280, P303+P361+P353, P304+P340, P312, P305+P351+P338, P337+P313, P370+P378, P403+P235, P405, P501
NFPA 704 (fire diamond) 1-3-1
Flash point 14 °C
Autoignition temperature 495°C
Explosive limits 1.2% - 7.6%
Lethal dose or concentration LD50 (Oral, Rat): 4100 mg/kg
LD50 (median dose) LD50 (oral, rat): 4100 mg/kg
NIOSH VO3850000
PEL (Permissible) 200 ppm
REL (Recommended) REL = 200 ppm
IDLH (Immediate danger) 2000 ppm
Related compounds
Related compounds Acetone
Ethyl Acetate
Methyl Acetate
Isopropyl Acetate
n-Butyl Acetate
Sec-Butyl Acetate
Tert-Butanol
Tert-Butyl Alcohol