Bis(2,4-Dichlorobenzoyl) Peroxide TBEC: A Down-to-Earth Look

Historical Development

Chemistry didn’t always have modern plastic or rubber. Back in the 1950s and 1960s, innovators looked for safer, more manageable ways to cross-link polymers. The hunt brought forth peroxides like Bis(2,4-Dichlorobenzoyl) Peroxide, often shortened to TBEC. It started as an improvement on early benzoyl peroxide—the old staple for free-radical reactions. TBEC didn’t just mimic its predecessors; it gave better temperature control and safer handling. In my lab days, switching from traditional peroxides to TBEC cut down on runaway reactions. Old records and journals from those decades still show a clear push by researchers to line up better yields and lower production risks, which made TBEC’s role in polymer chemistry much more prominent over time.

Product Overview

TBEC isn't a flashy name, but it carries weight in the chemical industry. The compound appears as a white powder, though it can look off-white depending on handling and storage conditions. Manufacturers prefer it because it doesn’t break down easily at room temperature, but once the heat hits, it reliably splits into free radicals, which kick off powerful chemical reactions, especially in plastics processing. Handling the stuff, you notice its faint but sharp chemical smell, not unlike its peroxide cousins. Most companies pack it in moisture-tight containers to prevent any dangerous decomposition—nobody wants uncontrolled exothermic reactions during transport or storage.

Physical & Chemical Properties

TBEC holds up as an organic peroxide with a melting point usually around 105-109°C. The powder doesn’t dissolve in water, but it blends well with other organic solvents, a feature that made it my go-to for certain lab syntheses that called for precise control over initiator concentrations. Chemically, its dichloro-substituted aromatic rings give it more punch than simpler peroxides, providing better resistance to premature decomposition and more aggressive action during polymerization. The peroxide bond in the center of the molecule is the weak link—that’s the fuse, ready to go off at the right temperature.

Technical Specifications & Labeling

Suppliers display data sheets thick with numbers: active oxygen content, assay purity (often north of 98%), and loss on drying below 0.5%. Labels also shout hazard warnings—flammable, oxidizer, and skin irritant. You can’t miss the GHS pictograms or the need for gloves, face shields, and proper ventilation in every work area. In my experience, you don’t get far without strict inventory control and some nervousness from the safety officer. TBEC carries a UN number and hazard class that's familiar to anyone who’s spent time in a storage bay full of organic peroxides.

Preparation Method

Making TBEC, chemists start with 2,4-dichlorobenzoic acid—easy enough to source—and react it with hydrogen peroxide, often with an acid catalyst. Precautions stay tight, since the reaction can heat up quickly and produce a chunk of solid product, which then needs crystallization and purifying. In school, prepping a small batch, temperature control was key; an unsteady hand or a badly-placed thermometer meant re-doing the whole process. Factories industrialize these steps, employing water-jacketed reactors, continuous temperature monitoring, and lots of safety barriers. Here, experience shapes every step, since contamination or incorrect ratios invite trouble.

Chemical Reactions & Modifications

TBEC runs the show as a radical initiator. During free-radical polymerizations—think polyethylene or polystyrene—it starts chain reactions by breaking into radicals under heat. Its dichloro groups give a steadier hand during slow or low-temperature polymerizations, making it popular for delicate specialty polymers. Chemists hungry for more versatility sometimes modify TBEC’s substituents, tinkering with reactivity and solubility to match specific needs. Lab tradition keeps us trying new tweaks—adding other halogens, tweaking the benzoyl ring—to match up better with tricky monomer batches.

Synonyms & Product Names

TBEC often goes by many monikers: Bis(2,4-Dichlorobenzoyl) Peroxide, BDCBP, Peroxide BDCB, or simply 2,4-DCBP. Commercial labels sometimes use fancy trade names, depending on the supplier, but the core chemical structure never changes. In the warehouse, cross-referencing these synonyms against Material Safety Data Sheets keeps teams clear on what’s coming off the truck.

Safety & Operational Standards

Experience around organic peroxides teaches respect the hard way. TBEC requires storage below 40°C, dry areas free from sunlight, and absolutely no sparks or open flames. Chemical companies enforce strict limits on allowable quantities in a single drum or room. I remember annual safety drills focusing on peroxide spill scenarios—a spilled drum can spell disaster through rapid decomposition and fire. OSHA and European standards mandate temperature alarms, automatic fire doors, and regular inventory checks. Disposal isn’t casual, either; it goes to specialist incineration, and you absolutely don’t flush it down any drain.

Application Area

TBEC’s main gig is in polymer chemistry. Its knack for clean, predictable radical formation makes it a favorite in cross-linking polyethylene, EVA copolymers, and other plastics. Shoe sole makers, cable insulation plants, and foam manufacturers all sprinkle TBEC into their recipes for better material strength and heat resistance. In my fieldwork, factories using TBEC for XLPE (cross-linked polyethylene) valued the reduced tendency for premature scorch—a result of its more stable decomposition. Niche uses pop up in pharmaceuticals and as a catalyst for specialty rubber, but large-scale plastics dominate its demand.

Research & Development

Labs eye TBEC for newer copolymers and more precise control in product finishes. Teams tweak polymerization formulas, searching for the sweet spot between speed and structural integrity. Researchers experiment with microencapsulation to make safer, cleaner additions of TBEC into high-throughput production lines. With pressure to cut toxic byproducts, academics now test green chemistry tweaks to TBEC’s preparation process, shifting away from heavy-metal catalysts and harsh conditions.

Toxicity Research

No one takes organic peroxides lightly. Animal studies show TBEC vapor and dust irritate airways and eyes, and skin contact invites burns and allergic response. ECHA and EPA databases carry chronic exposure warnings; lab techs and operators sticking with gloves and fume hoods know what’s at stake. Work continues to untangle long-term risks, especially repeated low-level exposure from polymer plants. My old factory’s switch to closed mixing chambers did a lot to drop workplace health complaints tied to peroxides.

Future Prospects

TBEC’s future holds a spot in sustainable polymer manufacturing, especially as precision plastics rack up new demand. Ongoing innovation targets lower toxicity, greater thermal stability, and handling improvements. Research into biodegradable polymers creates more questions: can TBEC’s radical action fit into greener processes, or does it belong to the old industrial playbook? What’s clear is that TBEC’s balance of power and predictable performance keeps it in manufacturers’ plans while environmental and health research looks toward even safer options.



What is Bis(2,4-Dichlorobenzoyl) Peroxide Tbec used for?

What’s Behind the Chemical Name?

Let’s start by looking at what Bis(2,4-Dichlorobenzoyl) Peroxide Tbec actually does. With a name like that, most folks would never guess this substance goes further than a chemistry textbook. In reality, it’s a workhorse in the manufacturing world. Tbec often pops up in news stories after a minor spill or curious incident at a plant, but for those who build things with plastics and rubbers, this compound earns its keep daily.

Why Rubber and Plastics Makers Care

Plastics and synthetic rubbers don’t just form from thin air. The process starts with monomers—raw, single-molecule building blocks—that need some help to link up and become tough, stretchable, or rigid final products. That’s where an initiator steps in. Bis(2,4-Dichlorobenzoyl) Peroxide Tbec breaks down at just the right temperature to release free radicals, acting as that kickstarter.

In my early days at a small injection molding factory, the engineers kept a keen eye on the timing and temperature when using Tbec. Delays or poor mixing led to half-cured products barely worth recycling. Tbec’s precision mattered—too little and nothing hardened, too much and risk of hot spots made the batches useless. For manufacturers balancing speed, quality, and worker safety, Tbec solves more than one headache. Its decomposing products don’t mess up the color or texture of the plastic like some cheaper alternatives. That matters for customers expecting bright toys, clear containers, or colored piping. Every flaw shows up on store shelves.

Safety Lessons Learned on the Shop Floor

Anyone who has spent long days near a vulcanization line knows why workers treat peroxides with extra caution. A single lapse means serious trouble. Factories train crews to avoid open flames and static—Tbec has a reputation for being touchy and can react suddenly. OSHA tracks incidents around peroxides due to that sensitive nature. On slow afternoons, I watched teams double-check storage temps, inspect pressure relief valves, and review spill protocols. The chemical may drive business, but it only takes a little mistake to make the nightly news. High safety standards and constant training limit those risks and help keep communities safer.

What’s Next for Safer Production?

With governments tightening rules on chemical handling and environmental releases, companies face pressure to find safer production tricks. Some labs work on stabilizing agents to reduce unwanted reactions. Others invest in closed-loop systems for waste, so trace peroxide doesn’t get a shortcut to the local river. Trade associations push best practices across global supply chains, since a chemical leak on one continent can stir regulations for everyone.

Consumer demand also nudges manufacturers to be transparent. Folks want to know what’s in their kids' toys, water pipes, or food containers—down to trace residues. Modern packaging usually tells part of the story, but policymakers and advocacy groups keep pressing for more data. One thing seems certain—using Tbec responsibly requires ongoing training, constant care, and a willingness to adapt as science and society demand change.

Looking Ahead

Bis(2,4-Dichlorobenzoyl) Peroxide Tbec earns its place in modern industry by bringing efficiency to tough manufacturing tasks. Success depends on old-fashioned attention to detail, practical knowledge, and a commitment to safer, cleaner operations. Every shift spent pouring, curing, and cleaning out those molds proves that chemistry isn’t just a chapter in the textbook—it’s part of building everyday life.

What are the safety precautions when handling this product?

Why Respect for Safety Rules Matters

Ask anyone who’s worked in a busy warehouse or a science lab, safety routines save more than just time. They protect health, preserve life, and sidestep headaches that can come out of nowhere. I’ve seen seasoned coworkers skip the basics and pay a steep price, often because they felt sure nothing could go wrong or rushed through their day. The real test comes when an ordinary task turns risky in a flash, so it pays to treat each product—especially anything marked as hazardous, corrosive, or flammable—with a healthy level of respect.

Know What You’re Handling

Safety data sheets aren’t just paperwork for the office. Glancing over one tells a user what kind of harm a product can do. Chemical burns, inhalation risks, or simple skin irritations all carry different sets of rules for how you work. I once made the mistake of not reading a product’s label, only to find out the hard way that standard work gloves couldn’t stop a solvent from seeping through. That lesson left me with red, irritated skin but a lasting respect for the extra five minutes reading directions can save you a trip to the doctor.

The Everyday Habits That Work

Good lighting, proper storage, steady ventilation—these basics don’t need to be fancy. Keep chemicals sealed, separate acids from bases, and use fans or open windows when fumes might build up. If you pour liquids, keep your eyes at a safe distance. I always make a habit of checking that caps are tight and bottles are labeled before putting anything away. These little habits stop small accidents from becoming big emergencies.

Using Protective Gear That Fits

Wearing gloves, goggles, and an apron sometimes feels like a hassle. But I’ve watched coworkers who forgot one of those simple layers wrestle with eye washes or sprint for a safety shower. Nobody expects their splashes to land precisely where they do—that’s the trouble. Fit matters more than looks. Loose gloves or old masks invite leaks. I prefer nitrile gloves for solvents and sturdy polyvinyl ones for acids, but the key is to check for rips every time. I lost count of the number of folks who swapped out their gear only after one tore in the middle of a tough job—a bit late for peace of mind.

Cleaning Up and Keeping Track

Leaving spills for someone else turns a bad day into a disaster. In shared spaces, taking time to clean as you go stops dangerous residues from building up. At one factory, we used color-coded mats so nobody could mix up caustic solutions and food-safe products. This little attention to detail kept our team healthy and our bosses off our backs. Having good habits about reporting damaged containers or suspicious odors means teams move with confidence and speed if a real mess happens. Emergency exits and eyewash stations should never hide behind cardboard boxes or storage bins; I remember too well the scramble to clear a pathway right when every second mattered.

Speaking Up Protects Everyone

Some of the worst close calls I’ve witnessed began with someone shrugging off a problem, hoping it would go away. No harm in raising your hand if you spot something wrong. Training soaks in faster during a real workday, as team leaders show safe ways to handle surprises. Continuous learning, whether by attending refresher briefings or watching an experienced hand demonstrate a skill, cements those routines until they’re second nature. A strong safety culture never rests on checklists alone—each person’s eyes, ears, and quick words make the real difference at the end of a long shift.

What is the recommended storage condition for this compound?

Why Storage Conditions Matter

Poor storage tanks a compound’s integrity faster than you’d think. Too much humidity or heat, for instance, sends certain chemicals into a tailspin—breaking them down, triggering unwanted reactions, or causing clumps that make them almost useless. It’s no overstatement that decades of pharmaceutical research stress solid storage as a line of defense. The U.S. Pharmacopeia echoes this: temperature, humidity, and light put a real impact on a chemical’s shelf life and safety profile.

My Own Scare With Storage Goofs

A while ago, I watched a colleague open a vial of reagent after it sat near a window for just a month. The slight yellow color told the story—sun exposure had set off a slow degradation. The test results? Inconsistent and practically unusable. That single episode burned into my memory just how easily value and reliability disappear when the label’s storage guidance turns into an afterthought.

Temperature Rules

Most research and industrial environments opt for the tried-and-true: room temperature (15°C–25°C), refrigeration (2°C–8°C), or the deep freeze (–20°C or lower) depending on stability data. Biological samples especially can spoil after even brief exposures to warm air. The World Health Organization points to temperature as a “primary risk factor” in the decline of pharmaceutical potency, and for good reason. It’s not only about freezing or overheating. Regular swinging between warm and cool can also spoil some compounds. So, posting loggers and checking readings matters, not just the sign on the fridge.

Shield From Light and Moisture

Ultraviolet rays, particularly from sun and fluorescent light, generate free radicals in some compounds. That’s where amber bottles or aluminum foil come in handy. Silica gel packets fight humidity—these tiny packets have saved more than a few batches in my time. The U.S. Food and Drug Administration lists moisture as a top culprit for chemical instability. Moisture-wicking containers, like glass jars with tight seals, give peace of mind in pretty much any lab or storeroom.

Labels and Log Sheets

Every time a container gets opened, air sneaks in. Writing down the date the seal broke, plus your initials, makes tracing mishaps easier. I’ve seen one simple log prevent an unnecessary safety scare just by letting us pinpoint who accessed the bottle and when. Labels with the compound’s storage guidance, expiration date, and batch number keep everyone in the loop—which is especially vital during audits or times of high turnover.

Best Practices Everyone Can Follow

Annual inspections catch leaks, spoiled samples, or failing cooling units before they snowball. Keeping storage spots uncluttered means containers stay visible and nothing gets lost behind something bulkier. Training isn’t a one-off event. Short refreshers, especially for new team members, embed good habits early. I’ve seen seasoned staff skip these steps, only to regret it later. Asking questions if unsure beats guessing any day.

Moving Forward

Storing a compound isn’t just about following rules; it’s protecting both the work and safety of everyone involved. Regulated guidance, lived experience, and a bit of common sense combine to lower risk. Every step taken to protect a compound pays off later—whether in accurate test results, longer shelf life, or the confidence that quality hasn’t slipped through the cracks.

Is Bis(2,4-Dichlorobenzoyl) Peroxide Tbec compatible with other chemicals?

Understanding the Challenge in Chemical Compatibility

Bis(2,4-Dichlorobenzoyl) peroxide, or Tbec, shows up in industries where powerful initiators drive the desired chemical reactions. I first encountered Tbec in a plastics compounding lab, where a mistake with storage led to an unplanned cleanup and safety review. That experience drove home an important lesson: safety doesn’t leave room for guesswork.

Inside a raw material storeroom, Tbec shares shelf space with many other chemicals, each one with its own reactivity risk. It isn't just about sorting alphabetically—here, the properties and reactivity profiles decide who keeps who company. The big deal about peroxides, Tbec included, comes from their tendency to break down with heat, contamination, or rough handling. In the lab, a stray trace of metal powder can turn storage from safe to dangerous.

Chemical Rivalries: Mixing Peroxides and Everything Else

Productivity sometimes means chasing faster or cleaner curing and polymerization, but peroxides like Tbec demand respect for their touchiness. Tbec reacts with acids, bases, and strong reducing agents. Contact with incompatible substances—amines, heavy metal salts, or strong accelerators—can kick off unwanted chain reactions or even explosions. Stories from the industry aren’t just cautionary tales: they’re lessons paid for in damaged equipment or worse.

Much of the guidance comes straight from understanding how Tbec breaks down. This peroxide cleaves to create radical species; that’s its job in plastic and rubber curing. Combine it with certain softeners or stabilizers—especially those with sulfur or nitrogen groups—and reaction profiles go sideways. A wrong compatibility guess can spoil a whole batch or threaten a facility. The American Chemistry Council’s safety guides and Material Safety Data Sheets recommend storing peroxides like Tbec away from acids, alkalis, combustibles, and, especially, other peroxides or initiators unless validated by small-scale trials first.

Learning From Science and Experience

Anytime the question of compatibility pops up, lab experience and published accident reports both offer something: companies invest in small-scale mixing trials. A few grams of Tbec, introduced under controlled conditions, tell more than spec sheets alone. During testing, heat evolution, color changes, or fume release act as clear warnings. Most engineers keep a spreadsheet cataloging every blend result, good or bad, because memory isn’t enough on busy production lines. A 2021 incident in a French production plant traced an exothermic runaway to a cross-contaminated storage bin—a simple record check would have kept those barrels apart.

Published academic studies and industry data back up this approach. The National Fire Protection Association issues regular updates focused on organic peroxide hazards, which recommend cool, dry, and segregated storage. Labeling details matter here: even subtle differences between peroxides call for separation. Factories deploy physical barriers or isolated rooms for organic peroxides. Regular retraining ensures no one takes shortcuts during material transfer. Failures in compatibility testing get flagged, discussed, and entered into site-specific risk management plans.

Better Practices for Safer Chemistry

In the real world, avoiding trouble means following what the evidence says. I’ve found that even in fast-paced production environments, slowing down to check compatibility logs can mean the difference between routine work and a serious incident. Safety glasses and lab coats go only so far—understanding Tbec’s reactivity and history trumps vague trust in engineering controls.

The simple truth: Tbec delivers impressive results, but only in the right company. Give this initiator its own space, keep careful records, check each new blend, and no one ends their shift wishing they’d paid more attention.

What are the potential health hazards of Bis(2,4-Dichlorobenzoyl) Peroxide Tbec?

Understanding What’s at Stake

Bis(2,4-Dichlorobenzoyl) Peroxide Tbec doesn’t show up in the headlines like some chemicals, but its risks deserve a closer look. As with many peroxides, it finds a home in the plastics and polymer industries, mainly as a radical initiator in polymerization. Workers and researchers who cross paths with this compound can’t treat it lightly, since organochlorine peroxides bring their own mix of dangers.

Breathing and Skin: Where Most Hazards Begin

Through a few years in a lab, I’ve learned that hands-on work with organic peroxides teaches you to respect personal protective gear. Tbec has low volatility, which means you don’t see clouds of vapor, but particles can still get airborne with spills or careless handling. Inhalation of dust could spark irritation in the nose and throat, with the threat of coughing or even shortness of breath from repeated or concentrated exposure. Absorption through the skin stands out as a high-risk route—redness, burning sensations, and even blistering can show up with insufficient protection. The MSDS for this peroxide lists both acute and chronic skin hazards, since repeated contact might encourage allergic reactions or worsen dermatitis.

Eyes on Toxicity

The eyes always face the most memorable risks. Any contact with Tbec dust or powder demands immediate rinsing. Permanent injury isn’t unheard of if exposure goes untreated. Direct contact can cause strong pain and inflammation, which can become more severe the longer exposure lasts. I once saw a coworker underestimate glove and goggle use; even a split-second lapse led to an ER visit when dust puffed up unexpectedly.

Combustion and Explosive Dangers

Tbec, like other organic peroxides, stores a big energy punch. Friction, heat, or mixing with the wrong substances (like strong reducing agents or certain metals) can trigger violent decomposition. Fire isn’t just a distant possibility, it’s a real risk in labs and factories—OSHA flags peroxides like Tbec as both fire and explosion hazards. One thing always drilled into new staff: avoid using metal tools, and keep all sources of heat as far as possible. I’ve seen clips about facilities where a small spill went unchecked, leading to extensive fire damage within minutes.

Chemical Breakdown and Byproducts

The human body doesn’t easily metabolize halogenated peroxides. That slow breakdown can lead to buildup and make acute health effects worse. Studies in animals, mainly rodents, link chlorinated benzoic acid derivatives—byproducts of Tbec—to toxic impacts in liver and kidney tissue. Researchers with years of chronic exposure suggest a potential carcinogenic edge, though data remains thin and mostly drawn from animal work so far.

Environmental and Regulatory Concerns

Beyond direct health hazards, regulatory agencies like the EPA keep a watchful eye on Tbec because runoff and spills create problems in water and soil. Chlorinated compounds linger for years, piling on toxicity concerns for aquatic life and making clean-up efforts harder. Restrictions on workplace exposure in Europe and North America reflect mounting worries about both immediate and longer-term impacts.

What Can Help

Workplaces that train every new technician in chemical safety—not just through paperwork but through hands-on practice—do better. Spill control, high-grade PPE, and quick access to washing stations form the basics, but culture matters just as much. Regular safety audits and real conversations about chemical risks don’t sit on the shelf as checkboxes. Doctors, industrial hygienists, and chemists should work together to track health issues over time, sharing fresh data with the teams who actually handle these substances.

Bis(2,4-Dichlorobenzoyl) Peroxide Tbec
Names
Preferred IUPAC name bis(2,4-dichlorobenzoyl) peroxide
Other names Bis(2,4-dichlorobenzoyl) peroxide
Peroxide, bis(2,4-dichlorobenzoyl)
2,4-Dichlorobenzoyl peroxide
Tbec
Pronunciation /ˈbɪs tuː fɔːr daɪˈklɔːrəʊˈbɛnˌzɔɪl pəˈrɒksaɪd tiː biː iː siː/
Preferred IUPAC name bis(2,4-dichlorobenzoyl) peroxide
Other names Bis(2,4-dichlorobenzoyl) peroxide
Tert-butyl peroxy(2,4-dichlorobenzoate)
Peroxide, bis(2,4-dichlorobenzoyl)
Pronunciation /ˌbɪsˌtuː.fɔːˌdaɪˌklɔːr.oʊˈbɛn.zɔɪl pərˈɒk.saɪd tiː.biː.iː.siː/
Identifiers
CAS Number [133-14-2]
Beilstein Reference 1463543
ChEBI CHEBI:87754
ChEMBL CHEMBL574967
ChemSpider 23733569
DrugBank DB11307
ECHA InfoCard 41ea16e6-cc30-4386-9c4f-5a3e56d8c1fe
EC Number 221-087-9
Gmelin Reference 1660998
KEGG C18797
MeSH D003630
PubChem CID 72393
RTECS number DI9860000
UNII 9DXA2R1K41
UN number UN3108
CAS Number 133-14-2
Beilstein Reference 3758733
ChEBI CHEBI:9455
ChEMBL CHEMBL570501
ChemSpider 63707
DrugBank DB11117
ECHA InfoCard 03c0d52b-77d7-4bdd-a6ec-d884ed04c260
EC Number 221-593-9
Gmelin Reference 104724
KEGG C19261
MeSH D004089
PubChem CID 15972
RTECS number TC4900000
UNII DJ5M3I6O4R
UN number 3108
Properties
Chemical formula C16H8Cl4O4
Molar mass 414.08 g/mol
Appearance White powder
Odor Odorless
Density 1.5 g/cm3
Solubility in water Insoluble
log P 3.7
Vapor pressure 1.2 x 10^-4 Pa (20 °C)
Acidity (pKa) 10.3
Basicity (pKb) 6.71
Magnetic susceptibility (χ) -47.0e-6 cm³/mol
Refractive index (nD) 1.5880
Viscosity 18.6 mPa.s (25 °C)
Dipole moment 2.86 D
Chemical formula C16H8Cl4O4
Molar mass 406.04 g/mol
Appearance White to off-white powder
Odor Odorless
Density 1.5 g/cm3
Solubility in water Insoluble
log P 3.74
Vapor pressure < 0.0001 hPa (20 °C)
Acidity (pKa) 11.2
Magnetic susceptibility (χ) -3600E-6 cm³/mol
Refractive index (nD) 1.5700
Viscosity 24 mPa.s (25 °C)
Dipole moment 2.12 D
Thermochemistry
Std molar entropy (S⦵298) 584.6 J·mol⁻¹·K⁻¹
Std enthalpy of formation (ΔfH⦵298) -741.8 kJ/mol
Std enthalpy of combustion (ΔcH⦵298) -1361.8 kJ mol-1
Std molar entropy (S⦵298) 472.6 J mol⁻¹ K⁻¹
Std enthalpy of formation (ΔfH⦵298) -644.8 kJ/mol
Std enthalpy of combustion (ΔcH⦵298) -1712 kJ/mol
Pharmacology
ATC code D10AE01
ATC code D10AE01
Hazards
GHS labelling GHS02, GHS07, GHS08
Pictograms GHS02,GHS05,GHS07,GHS09
Signal word Danger
Hazard statements H242,H302,H317,H332,H410
Precautionary statements P210, P234, P240, P241, P280, P302+P352, P305+P351+P338, P370+P378, P411+P235
NFPA 704 (fire diamond) 2-3-2-X
Flash point > 100 °C
Autoignition temperature Self-Accelerating Decomposition Temperature (SADT) is 60°C (140°F)
Explosive limits Upper: 8.4% ; Lower: 2.0%
Lethal dose or concentration LD50 oral rat 6510 mg/kg
LD50 (median dose) Oral Rat LD50 > 5000 mg/kg
NIOSH NA2300
REL (Recommended) REL (Recommended): 0.2 mg/m3
IDLH (Immediate danger) Not established
Main hazards Heating may cause a fire; Irritating to eyes, respiratory system, and skin.
GHS labelling GHS02, GHS07, GHS09
Pictograms GHS02,GHS07,GHS05,GHS09
Signal word Danger
Hazard statements H242, H317, H319, H410
Precautionary statements P210, P220, P234, P280, P370+P378, P403+P235, P410
NFPA 704 (fire diamond) 3-1-4-W
Flash point 89°C (192°F)
Autoignition temperature 50 °C (122 °F)
Explosive limits Lower: 5.0% Upper: 9.0% (as 75% in DMP)
Lethal dose or concentration LD50 oral rat > 5000 mg/kg
LD50 (median dose) LD50 (oral, rat): > 5000 mg/kg
NIOSH NA9297000
PEL (Permissible) Not Established
REL (Recommended) No REL (Recommended Exposure Limit) established
Related compounds
Related compounds Benzoyl peroxide
Bis(4-chlorobenzoyl) peroxide
Bis(2,4-dinitrobenzoyl) peroxide
Bis(2,4-dichlorobenzoyl) peroxide
Dicumyl peroxide
Related compounds Dibenzoyl peroxide
Bis(2-chlorobenzoyl) peroxide
Bis(3,4-dichlorobenzoyl) peroxide
Bis(4-chlorobenzoyl) peroxide