© 2026 Sinochem Nanjing Corporation,
All Right Reserved
Back when the chemical industry started hunting for safer alternatives to traditional peroxide compounds in the mid-20th century, researchers stumbled upon a curious molecule they would later call 2,5-Dimethyl-2,5-Bis(Tert-Butylperoxy)-3-Hexyne. Unlike its unstable cousins that caused more headaches than progress, this compound brought a longer shelf life and, for a peroxy compound, a surprisingly workable safety profile. Chemists started tinkering with alkyne and peroxide functionalities not just for the thrill of new molecules, but to solve real bottlenecks in polymer synthesis. Eventually, manufacturers recognized its potential and retooled production lines as this compound proved useful for both radical polymerization and cross-linking in plastics. Compared to early peroxide initiators, it brought down runaway reaction risks, stepping up both production reliability and confidence among plant workers.
This compound, often shortened to “DTBH Hexyne” in day-to-day conversation, came to meet an industry-wide demand for consistent thermal initiators in polymer chemistry. Where some peroxides couldn’t handle long shipping or storage periods, DTBH Hexyne earned its keep through sheer stubborn-stability, especially in the 52% to 86% concentration range. Its practical use demanded dilution—enter Type A diluents, which make up the balance of formulations and tame the exothermic punch. By choosing DTBH Hexyne, compounders cut down on batch failures, improved throughput, and built goods fit for everything from car tires to insulation foam.
In the lab and technical plant floor, nobody ignores physical cues like appearance, boiling range, and decomposition temperature. This hexyne-based peroxide comes as a clear, sometimes pale liquid, giving personnel an easy visual for quality. Handle it wrong and the boiling point, set upwards of 150°C, spells trouble—especially under pressure. What impresses most is its unique blend of alkyne and peroxide structures, each contributing to reactivity profiles suited for radical chemistry. Staff always keep thermometers and vented storage in mind, since a misstep can rush the compound past its activation energy and leave a mess no one wants to clean. Beyond its thermal characteristics, its moderate solubility in common organic solvents opens doors for process flexibility, allowing straightforward integration in various manufacturing streams. Molecular weight and density sit in a sweet spot; not so bulky that it stalls mixing, not so volatile that it’s impossible to contain.
Labeling on Peroxide shipments never goes ignored, especially as regulations tighten across continents. DTBH Hexyne gets slotted into one of several regulatory classes, reminding handlers about the oxidizer classification that comes standard. Every container needs explicit concentration warnings to keep process engineers and warehouse crews on the same page. Forget a “Type A Diluent ≥14%” marking and the entire shipment risks return or fines. Policy aside, detailed technical sheets that travel alongside barrels highlight purity range, decomposition data, and instructions tied to batch tracking. Auditors and safety officers live and breathe by these, knowing full well that a few deleted micrograms here or there can split hairs between safe operation and disaster. Experience shows that precise labeling—well beyond just regulatory compliance—keeps mistakes out of production lines and ensures smooth recall or audit trails if anything does go off-script.
Unlike some off-the-shelf chemicals, making this molecule at scale pulls together knowledge in catalytic coupling, careful distillation, and strict environmental controls. The backbone alkyne finds its roots in basic organic feedstocks, often built up from smaller alkenes or alkynes by classic coupling reactions. Inserting the tert-butylperoxy wings takes precision—too fast, you get runaway side products; too slow, the reactor gums up. Stories float around about seasoned plant techs refining purification steps to bring final batches up above the 52%-concentration threshold, inching the compound closer to that magic 86% without tipping the balance on safety. Achieving these figures in real-world settings means more to folks at the controls than abstract chemistry ever could.
In the hands of someone who understands radical chemistry, this compound drives polymerization of ethylene, propylene, and various rubber monomers. The whole trick relies on cleaving the O–O bonds, unleashing radicals that set off chain reactions central to polymer growth. Modify the process conditions with co-initiators or select solvents, and you shape everything from elastomer cross-linking to tailored copolymer chains. Technicians have learned the hard way how subtle changes in process chemistry—pH tweaks, temperature ramps, or alternate solvents—ripple through efficiency and product quality. For end-users, these reactions mean tougher plastics, higher yields, and improved durability in the finished articles that land in consumer hands.
The chemical world speaks in synonyms for a reason. Anyone who scours research papers or procurement orders comes across varied names: some call it “DTBH Hexyne,” others lean on regional trade names, and technical handbooks track obscure systematic names. In my own dealings, missing a label translation once blocked a customs batch, teaching the value of learning the entire vocabulary—both to avoid mistakes and to cut through regional red tape. This compound's many monikers reflect its broad adoption, and knowing which alias to use can mean the difference between a smooth deal and a stalled shipment.
In every plant that processes peroxides, stories circulate about near-misses or old explosions. It keeps everyone sharp. Strictly adhering to established occupational safety standards isn’t just for box-ticking—it’s for people who go home at the end of each shift. DTBH Hexyne ranks high on the hazard scale because of its oxidizing potential and low ignition threshold. Floor supervisors measure and log temperature, limit storage quantities, and ban open flames near storage rooms. Training emphasizes wearing the right gloves, goggles, and respiratory protection. Unloading and mixing happen away from high-traffic spots, and everyone on staff knows the first few minutes of containment or firefighting protocols by heart. Rescue plans and secondary containment keep moving from policy binders to practiced drills. Nobody takes shortcuts, because consequences tend to teach harsh, unforgettable lessons.
Commercial polymer producers snap up this compound for a reason: it delivers consistent initiator performance in cross-linking polyethylene pipes, car components, insulation foam, and heavy-duty gaskets. Tire formulators favor it for building up sidewall resilience, while cable manufacturers blend it in to bolster thermal stability. My contacts in automotive materials research have seen entire assembly lines struggle with product failures until a switch to DTBH Hexyne-based processes locked in better yields and lower defect rates. Its reach doesn’t end with rubber and plastic: specialty markets tap this ingredient for niche polyurethane foams, adhesives used in aerospace panels, and even tailored coatings for industrial machinery. Each sector demands something different, and the common thread is always the compound’s reliability under heat and pressure.
Ongoing research probes new applications and improved safety protocols for DTBH Hexyne. Polymer chemists keep chasing higher efficiency rates and purer product lines by tweaking both synthesis and downstream modification steps. In recent conferences, presenters shed light on advances in controlled radical polymerization, which reduce waste and energy consumption. Environmental scientists contribute by mapping out safer decomposition pathways and substitutes for older, less stable initiators. As public scrutiny of chemical safety and sustainability grows, research teams from both academia and industry renew their focus on greener production methods and biodegradable initiators, keeping this compound’s development running in parallel with environmental responsibility.
Everyone who has ever handled this compound draws a sharp line between practical use and careless exposure. Toxicology studies continue to inform guidelines for safe limits. Acute exposure data reinforce the need for well-ventilated workspaces and protective gear—especially as inhalation or skin contact can trigger severe responses. Animal trials and in vitro studies dig deeper into long-term risk, fueling stricter workplace exposure limits. Recent years also saw fresh investigations into biodegradation profiles and impacts on water or soil ecosystems if leaks occur. As researchers gather data, they push for tougher rules on personal protective equipment, better spills management, and faster emergency response to keep both workers and the outside world as safe as possible.
The road ahead for 2,5-Dimethyl-2,5-Bis(Tert-Butylperoxy)-3-Hexyne doesn’t lead in one direction. Process engineers push this compound into smarter, optimized industrial setups, wringing more value out of every drop by improving dosage precision and minimizing waste. Startups and research labs take cues from these efforts, looking for clean synthetic methods and strengthening ties with renewable chemicals to meet greener benchmarks. On the regulatory front, tighter standards push for digital tracking and hazard reduction—not just for compliance, but because smarter stewardship keeps the chemical industry’s social license to operate intact. Community watchdogs and public health officers add their voices, ensuring that producers stay transparent about risks and accidents. For veterans in the field, the compound outlasts many fads because it delivers real performance, but it’ll only hold its ground if industry and regulators work together on innovation, transparency, and accident prevention.
Growing up in a family that worked in plastics, I often heard about the constant search for ingredients that could help bring tough, durable products into everyday life. Many people don’t realize the way high-performing chemicals can fuel this behind-the-scenes progress. One of those chemicals, with the long name 2,5-Dimethyl-2,5-Bis(Tert-Butylperoxy)-3-Hexyne, carries a fairly straightforward job: it sparks the process that turns raw materials into the kinds of plastics many of us use every day.
Inside plastics plants, this compound acts as what’s called a “peroxide crosslinking agent.” Companies mix it with certain polymers, especially polyethylene and rubber. Its real value shows up in the way it helps those polymers build tight, strong links between their chains. The material comes out harder and more heat-resistant, which is just what you want if you’re making wires, cables, or tough seals that can survive rough environments.
Most people have never heard of this chemical, but it’s hiding in plain sight all around us. The biggest use for it pops up in the forms of tough, long-lasting insulation on electrical cables. Have you ever wondered why cable insulation doesn’t melt or crack so easily, even in the sun or buried underground? That staying power comes from chemicals like this, used to toughen up the base plastics.
This process gets a little technical, but it’s pretty straightforward at its core. When manufacturers pump this compound into a polymer mixture, add energy (like heat), and let things react, the chemical acts a bit like match lighting. The polymer chains grab onto each other, swapping partners, and forming an interlocked web. The plastics industry often turns to this method to get the electrical, chemical, and mechanical properties needed for products that actually last.
Companies don’t just toss this chemical into the mix without care. Using any chemical that helps plastics “crosslink” can raise safety questions. Manufacturing environments require thorough safety procedures, solid storage conditions, and staff trained to handle peroxide compounds. This becomes even more important because improper handling could cause runaway reactions or fires. The use of a “Type A Diluent” alongside the main ingredient helps slow things down, making it safer and easier to measure out.
Strict regulations, such as those from the Environmental Protection Agency (EPA) and European Chemicals Agency (ECHA), shape how companies manage this chemical in day-to-day production. Regulatory oversight means both worker protection and environmental safety sit at the top of the checklist. You can check material safety data sheets and guides produced by industry leaders to see just how many layers of rules go into even simple-looking processes.
Modern industry never stands still. Customers, governments, and companies themselves want greener, safer answers. Alternatives to traditional peroxides are in the pipeline, but practical options often run up against the high bar set by existing chemicals like this one. Its ability to set tough standards for heat and chemical resistance means it plays a part in making safer cars, more reliable power grids, and more efficient homes.
As more research targets biomaterials, recyclability, and next-generation crosslinking agents, this chemical’s role may shift again. For now, its ability to transform polymers into reliable, everyday products keeps it in regular rotation at factories and labs worldwide, solving a puzzle that touches countless industries.
Growing up, my grandparents ran a small corner store. I spent summers stacking dry goods on wooden shelves. No one handed me a manual, but I caught on quick. Any product that stayed cool, dry, and out of the sun lasted longer. Products exposed to heat, humidity, or strong light spoiled faster—whether it was canned beans or aspirin. Science backs up what those sweaty weekends in the stockroom taught me: storage conditions can make or break quality.
Temperature stands out as a major factor. Many everyday products, from medicine to food to electronics, break down at higher temperatures. Chemical reactions speed up, packaging degrades, and unexpected changes sneak in. Refrigeration isn’t always needed, but room temperature usually works well—think 15°C to 25°C (59°F to 77°F). Extreme heat, like a shelf next to a sun-baked window or near the back of a refrigerator motor, often leaves ingredients compromised.
Water vapor brings trouble in a different way. Excess moisture triggers mold, lumps up powders (like salt or baby formula), and even ruins electronics. Dry storage doesn’t just slow these changes—it helps prevent them completely. A moisture-absorbing packet in packages isn’t just for show; it soaks up the water that can spoil an entire batch.
People often overlook sunlight or artificial light. Many substances, especially vitamins, medicines, certain chemicals, and even olive oil, break down under direct light. Dark cabinets and opaque containers keep out the rays, holding onto the benefits locked inside. This isn’t just hearsay; studies all over the world, from food safety authorities to pharmaceutical regulators, recommend dark and cool conditions for a reason.
Air brings both oxygen and potential for contamination. That twist on every bag, seal on every bottle, or even a plastic wrap over a tub of lotion serves a real purpose. Too much air, and products lose their freshness. I once left a jar of expensive face cream half-sealed in a humid bathroom; after a month, it lost its scent and changed color. Small lapses lead to big losses.
Pests, too, play a bigger role than most folks admit. Broken packages attract bugs and rodents, who aren’t picky eaters. Even a small tear can invite disaster. That’s why most storage recommendations urge sturdy, undamaged packaging and away from storage near the floor.
Regulators like the U.S. Food and Drug Administration and the European Medicines Agency study shelf lives and storage failures. They set strict rules based on what works best, not just what’s easy. If those guidelines aren't handy, simple checks help a lot—keep goods away from direct sun, store at steady room temperature, keep containers tightly closed, and choose a dry spot above floor level.
Labels do more than cover legal bases—they hold instructions that come from test results, not marketing. I’ve found more than once that just reading those small-print instructions prevents headaches later. Shortcuts invite spoilage or worse, wasting time and money.
Shortcuts in storage rarely save trouble. Investing a few moments to check conditions pays off in freshness, safety, and reliability. If something feels off—strange odor, color, or texture—trust instincts and toss it. Storing products well means respecting what they’re meant to do, whether nourishing, healing, or building something new.
Years working in an industrial lab taught me one central lesson—never trust a chemical just because you’ve used it before. Familiarity breeds carelessness, and that’s where accidents pop up. Chemicals range from mild irritants to aggressive toxins, but they all deserve respect. Safety kicks in long before opening a bottle. The key to staying safe lies in knowing exactly what hazards you’re dealing with, preparing for mistakes, and treating every container with caution.
Before anything else, read the Safety Data Sheet (SDS). Industry veterans treat SDSs like essential reading, not paperwork for a file drawer. Watch for warnings about inhalation, ingestion, skin contact, and reactivity. If a chemical can blister skin or give off nasty fumes, information appears in plain language. I remember one situation when a new colleague skipped this step and nearly mixed incompatible solvents. We all double-checked our habits after that close call.
There’s no shortcut around goggles and gloves. I’ve ruined enough sleeves and seen too many hand injuries to let anyone call it overkill. If the SDS suggests lab coats, splash shields, or respirators, grab them. Use heavy-duty nitrile or neoprene gloves for aggressive acids or solvents. If a face shield sits available, use it. You’ll save your eyes from splashes no paper towel can undo. In my own experience, a dropped beaker of nitric acid convinced me never to skip protective eyewear for even one moment.
Fume hoods aren’t just furniture. Too many hazardous vapors travel undetected. Carbon monoxide, ammonia, and volatile solvents can fill a room without any smell. The right setup pulls fumes away from your breathing zone. Even in small-volume labs, simple exhaust fans make a huge difference for repeated, short-term exposure. Home labs and garages need windows open and air flowing; don’t work in a cramped, shut room.
Spills love cluttered benches and untidy shelves. Clear off unnecessary containers and cap everything not in use. It always amazed me how one misplaced beaker or cracked bottle caused confusion—and sometimes a chemical reaction nobody wanted. Replace container labels right away if they get wet or unreadable. This habit prevents accidental mixing and keeps emergencies rare.
Even with the best habits, spills can catch you off guard. A spill kit should stay stocked near the work area. Absorbent pads, pH neutralizers, and intact goggles make cleaning up feasible instead of frantic. Practice emergency routines for chemical splashes in eyes or on skin. Running water, not panic, handles chemical burns—experience has shown me that. Emergency numbers and eyewash stations should stay in eyesight, not hidden on the back of some old sign.
Too many labs store acids next to organics. That’s how dangerous reactions begin. Keep oxidizers away from flammables. Use cabinets set up for corrosives, with ventilation if needed. Mark shelves clearly, and keep incompatible families apart. I once saw ammonium nitrate stored with oil-based cleaners—that’s a recipe for disaster. Routine shelf checks catch problems before they escalate.
No tool works without skill. Regular safety drills make safe chemical handling second nature. Sharing real-life stories about close calls keeps protocols from fading into the background. Men and women who take training seriously avoid the kinds of mistakes that make the news. Education creates muscle memory: reach for goggles, read the SDS, ask questions.
Facing chemicals head-on, with knowledge and respect, turns risk into routine safety. That’s the only way to work and go home in one piece.Staring at a product’s expiration date has become a daily ritual for many, but if you ask folks in food science or pharmaceuticals, shelf life deserves far more respect than a stamp on the box. I’ve spent my share of years in research kitchens and facility basements where “optimal storage” isn’t just a buzzword — it decides what ends up on your plate or in your prescription. To put it plainly: shelf life tells you how long a product keeps its safety, flavor, potency, and nutritional value, but only if you follow the rules for storing it.
Grocery bills have climbed, and people want their dollars to stretch. Nobody relishes tossing food that could still be good or taking medicine that’s lost its punch. The FDA and CDC haven’t been shy with the statistics. For food, about 30-40% of the US supply gets wasted each year, and ignoring shelf life plays a big role. For drugs, it becomes a matter of health. Nearly half the people I know keep leftover medicine for “just-in-case” uses, unaware that products stored outside recommended conditions (too warm, humid, or exposed to sunlight) lose their edge fast—and sometimes become unsafe.
Grandma kept flour in glass jars because she understood moisture and pests ruin grains faster than any sell-by date. The same applies across the board. For food: temperature, light, air, and water all get a say. Store coffee in the sun, and it goes stale before you’ve finished the bag. For pharmaceuticals, it gets even fussier. For example, antibiotics and insulin demand strict temperature control, and even slight deviations speed up their breakdown.
I remember a friend’s bread stayed fresh for weeks in a cool, dark pantry, while mine grew mold in a humid kitchen within days. The lesson: proper storage beats the date on the package. Manufacturers test their products for shelf life based on “optimal”—not actual—conditions. Those conditions rarely match a typical home, where bulk flour might end up in a steamy cabinet or pills in a hot car glovebox.
Improving shelf life in daily life doesn’t require high-tech gear. Start by following what professionals suggest: dry places for grains, airtight containers, fridges set at the right temperature, and drug cabinets away from the bathroom’s steam. For people running restaurants and clinics, paying attention to rotation dates and regular checks can save headaches and money.
There’s hope on the horizon. Some companies now add smart labels that change color with time or temperature abuse. Home freezers have gotten smarter with alerts and backup systems. Science keeps nudging us forward, but old-school vigilance—checking for unusual smells, discoloration, or texture—still matters just as much.
Transparent information goes a long way. Brands with clear guidelines about shelf life and storage foster more trust. That trust only grows when they share research showing what happens under different conditions. Consumers deserve to know, and we all benefit from stretching each product to its full useful life—without stretching the truth about safety.
People spend a lot of time talking about lab safety, but those lessons only sink in after a surprise—like a bottle toppling over. I’ve seen a lab go deadly silent when a sharp chemical smell fills the air. Everyone stares, hoping someone else jumps first. These moments show just how quickly a small slip can threaten everyone in the room. Managing a spill isn’t just following a checklist. It means sensing the urgency, acting fast, and being honest about what you know—and what you don’t.
A well-written manual means nothing if people freeze. Eyes start burning, the skin tingles, and panic seeps in. Training helps, but instinct kicks in from experience. If a colleague drops hydrofluoric acid, there’s no time for debate. Get the exposed person to an eyewash or safety shower. The clock’s ticking: with some chemicals, even a few extra seconds cause permanent damage. In one university lab, fumbling for the wrong glove cost a researcher weeks of recovery. Quick thinking—like shutting doors or turning off the airflow—can stop a bad problem from spreading.
A spill kit must sit in every corner. Gloves alone won’t cut it. Some compounds melt through latex or nitrile in seconds. I learned to keep extra pairs handy, and disposable aprons for surprise splashes. Absorbent pads and neutralizers—not just paper towels—make cleanups safer. Cleaning chemicals with the right pH balance matter. Loose cat litter or sand works in an emergency, but dedicated absorbents control risks better.
Everyone should know what’s in the bottles. Handwritten labels fade or smudge after a few weeks. If you can’t read it, you don’t know what to expect from a spill. Clear labeling saves time when anxiety clouds your mind. I’ve stepped into storerooms with outdated shorthand—one false move and something could react with air. Keep fresh labels and an updated chemical inventory. If you spot a habit of relabeling with tape and pen, insist on better. It won’t win popularity contests, but clarity beats confusion.
Once a spill hits the floor, block off the area. Use barriers—cones, tape, even overturned chairs. A wandering colleague can make things worse. Air out the space, but don’t just flip on a fan without thinking about where the fumes will end up. Evacuation works if the spill seems risky. Small leaks rarely need a building-wide alarm, but no one should downplay strong odors or signs of irritation.
Plenty of people hide mistakes out of fear. It’s tempting to swipe away a spill quietly. That habit belongs in the past. Reporting spills or exposures prevents larger disasters. Supervisors and safety officers carry more experience—use it. Hospitals deal better with early intervention than late confessions. Many chemicals threaten with delayed symptoms, so every exposure deserves documentation, even if it seems minor. Quick reporting keeps others safe and helps labs learn from accidents.
Trust in a lab builds through honest talk about close calls. After any incident, gather the team. Ask what confused people or caused hesitation. Turn the event into a practical lesson. Rewrite protocols, rearrange storage, or add visual cues. Open dialogue turns accidents into improvements, not just warnings for paperwork. Setting a standard of responsiveness—owning up, helping peers, and sharing lessons—does more for safety than any poster or training video.
| Names | |
| Preferred IUPAC name | 2,5-dimethyl-2,5-bis(tert-butylperoxy)hex-3-yne |
| Other names |
Lupersol 130 Perkadox 130 Perkadox 130-40 Bis(tert-butylperoxy)-2,5-dimethyl-3-hexyne Akzo Nobel Perkadox 130 tert-Butylperoxy-2,5-dimethyl-3-hexyne |
| Pronunciation | /ˈtuː,faɪv daɪˈmɛθəl tuː,faɪv bɪs(ˈtɜːtˈbɜːrtɪl.pəˈrɒksi) θriːˈhɛksaɪn/ |
| Identifiers | |
| CAS Number | '1068-27-5' |
| Beilstein Reference | 1721459 |
| ChEBI | CHEBI:87075 |
| ChEMBL | CHEMBL1697703 |
| ChemSpider | 21836577 |
| DrugBank | DB16672 |
| ECHA InfoCard | 03f0b8d6-e07e-4d83-b388-ea3d2c5f4c5b |
| EC Number | 215-836-3 |
| Gmelin Reference | 1826139 |
| KEGG | C18615 |
| MeSH | D006967 |
| PubChem CID | 1532937 |
| RTECS number | UC6520000 |
| UNII | Y8531MUA0B |
| UN number | 3105 |
| CompTox Dashboard (EPA) | C024467 |
| Properties | |
| Chemical formula | C16H30O4 |
| Molar mass | 338.5 g/mol |
| Appearance | Light yellow transparent liquid |
| Odor | Characteristic |
| Density | 0.92 g/mL at 20 °C |
| Solubility in water | Insoluble |
| log P | 4.45 |
| Vapor pressure | 0.53 hPa (20°C) |
| Acidity (pKa) | Non-standard pKa |
| Basicity (pKb) | pKb ≈ 15.2 |
| Magnetic susceptibility (χ) | -72.5e-6 cm³/mol |
| Refractive index (nD) | 1.4700 |
| Viscosity | 2.7 mPa.s (25 °C) |
| Dipole moment | 1.12 D |
| Thermochemistry | |
| Std molar entropy (S⦵298) | 837.651 J·mol⁻¹·K⁻¹ |
| Std enthalpy of combustion (ΔcH⦵298) | -10067.8 kJ/mol |
| Pharmacology | |
| ATC code | No ATC code |
| Hazards | |
| GHS labelling | GHS02, GHS07, GHS09 |
| Pictograms | GHS02,GHS07 |
| Signal word | Danger |
| Hazard statements | H242, H302, H314, H332, H335, H400 |
| Precautionary statements | P210, P220, P234, P240, P241, P280, P302+P335+P334, P303+P361+P353, P304+P340, P305+P351+P338, P312, P370+P378, P403+P235, P410+P411, P420, P501 |
| NFPA 704 (fire diamond) | Health: 3, Flammability: 2, Instability: 4, Special: OX |
| Flash point | 35°C (95°F) |
| Autoignition temperature | 186 °C (367 °F) |
| Explosive limits | 1.1% (V) - 7.0% (V) |
| Lethal dose or concentration | LD₅₀ Oral Rat: >5000 mg/kg |
| LD50 (median dose) | LD50 (median dose): Oral rat LD50: >5000 mg/kg |
| NIOSH | VZ3892000 |
| PEL (Permissible) | 100 ppm |
| REL (Recommended) | 0.2 mg/m³ |
| IDLH (Immediate danger) | IDLH: 1.5 mg/m³ |
| Related compounds | |
| Related compounds |
2,5-Dimethyl-2,5-di(tert-butylperoxy)hexane di-tert-Butyl peroxide tert-Butyl hydroperoxide 2,5-Dimethyl-2,5-di(benzoylperoxy)hexane |
