|
HS Code |
583777 |
| Chemicalname | 1,2-Dibromoethane |
| Casnumber | 106-93-4 |
| Molecularformula | C2H4Br2 |
| Molarmass | 187.86 g/mol |
| Appearance | Colorless liquid |
| Odor | Sweet, chloroform-like odor |
| Density | 2.17 g/cm³ (at 20°C) |
| Meltingpoint | 9.0°C |
| Boilingpoint | 131.6°C |
| Solubilityinwater | 4.3 g/L (at 25°C) |
| Vaporpressure | 11 mmHg (at 25°C) |
| Refractiveindex | 1.541 (at 20°C) |
As an accredited 1,2-Dibromoethane factory, we enforce strict quality protocols—every batch undergoes rigorous testing to ensure consistent efficacy and safety standards.
| Packing | 1,2-Dibromoethane is packaged in a 500 mL amber glass bottle with a tight screw cap and hazard warning labels. |
| Shipping | 1,2-Dibromoethane is shipped in tightly sealed, corrosion-resistant containers, typically drums or tanks, classified as a hazardous material. It must be handled according to international transport regulations (UN No. 1605), with clear labeling, proper ventilation, and secondary containment to prevent leaks, as it is toxic, flammable, and environmentally hazardous. |
| Storage | 1,2-Dibromoethane should be stored in a cool, dry, and well-ventilated area away from sources of ignition and incompatible substances, such as strong oxidizers and alkalis. Keep the container tightly closed and clearly labeled, and protect from direct sunlight. Use corrosion-resistant containers and ensure appropriate secondary containment to prevent leaks or spills. Store away from heat and flame. |
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Purity 98%: 1,2-Dibromoethane with purity 98% is used in leaded gasoline formulations, where it effectively scavenges lead to prevent engine knocking. Boiling Point 131°C: 1,2-Dibromoethane with a boiling point of 131°C is used in organic synthesis reactions, where it provides controlled volatilization for efficient halogenation. Density 2.18 g/cm³: 1,2-Dibromoethane with density 2.18 g/cm³ is used in soil fumigation processes, where it enables deep penetration into soil layers for enhanced pest control. Stability Temperature up to 100°C: 1,2-Dibromoethane with stability temperature up to 100°C is used in stored grain insecticide treatments, where it maintains chemical stability to ensure long-lasting efficacy. Molecular Weight 187.86 g/mol: 1,2-Dibromoethane with molecular weight 187.86 g/mol is used in polymer modification applications, where it acts as a precise crosslinking agent to improve material durability. Flash Point 21°C: 1,2-Dibromoethane with a flash point of 21°C is used in laboratory-scale alkylation reactions, where its moderate volatility promotes controlled reactivity. Refractive Index 1.538: 1,2-Dibromoethane with refractive index 1.538 is used in optical calibration fluids, where it enables accurate calibration of refractometric devices. |
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Working in the chemical industry, I’ve handled my share of compounds that shape the world behind the scenes. Among them, 1,2-Dibromoethane—often called EDB—stands out as a substance carrying both value and baggage. It’s a colorless liquid with a sweet, chloroform-like odor, delivering a range of uses and, at the same time, reminding us that every material choice comes with responsibility.
Chemically identified by C2H4Br2, 1,2-Dibromoethane has a critical spot in the catalog of bromoalkanes. The liquid boils at about 131 °C and has a density nearly three times that of water. Small differences in physical properties impact storage, transport, and handling. As someone who’s worked with products from drums to tankers, I’ve come to appreciate how those details matter far more on the warehouse floor than they do on a spreadsheet.
People searching for 1,2-Dibromoethane expect consistency from batch to batch. Generally, purity above 98% sets a usable product apart, especially when working in precision-demanding industries. Purification requires meticulous fractional distillation. I’ve seen labs discard drums with a few percent of impurity—those impurities can make the difference between a working process and a halting one. Colorless, slightly oily, and clear, each shipment ought to stay within tightly controlled spec. One bad sample, and operators down the line notice immediately.
As for packaging and delivery, standardization rules the day. Most product arrives in steel drums or ISO tanks, depending on volume. Just last year, a buyer commented on the relief of finding a supplier who never cut corners on drum quality. A few dents or poorly sealed gaskets, and you not only lose product but also trigger a safety audit. That’s the practical side of picking the right source for a well-established chemical.
Not many chemicals have a backstory as eventful as EDB. This compound built its reputation—sometimes for better, sometimes worse—in service as an anti-knock agent in gasoline. Decades ago, it worked alongside lead-based additives, halting knocking in car engines. In that context, EDB’s volatility and reactivity proved essential. With the phasing out of leaded gasoline, its unique niche faded in some markets, but the compound continues to surface in other roles—each one underscoring the need for awareness and control.
In agriculture, EDB found a place as a soil and grain fumigant, battling pests beneath the ground and feeding silos. But as the world’s view of health and environmental risk shifted, regulatory action trimmed its use. Now, only select markets and highly controlled settings still use EDB for fumigation. Some countries outright restrict or ban its application, following a long record of environmental monitoring and health studies.
Beyond these well-known cases, EDB contributes behind the scenes as a chemical intermediate. In organic synthesis, it brings two bromine atoms to the table, participating in alkylation and polymer production. Chemists favor its reactivity, using it to assemble more complex molecules, dyes, and specialty chemicals. Here, EDB finds value where alternatives cannot match its speed or precision.
Unlike some innocuous-looking reagents, this chemical commands respect. On the shop floor, one splash or strong whiff signals trouble. Handling safety remains a priority; EDB’s volatility and toxicity mean that gloves, goggles, and thorough ventilation become basic tools of the trade. Inhalation, ingestion, or even prolonged skin contact may lead to acute or chronic issues ranging from respiratory irritation to nervous system effects.
For anyone new to this product, Material Safety Data Sheets and safety training sessions aren’t empty protocol—they translate into day-to-day routines. The right personal protective equipment (PPE) brings peace of mind as much as legal compliance. From the warehouse manager’s point of view, labeling, containment, and spill control keep everyone safe. Contamination, even in small quantities, sparks incident reviews and cleanup measures across departments.
The chemical’s environmental persistence raises another point of concern. Leaks into groundwater or soil travel far, so site managers and regulatory officers ask hard questions before stocking large quantities. Treating spills promptly with neutralizers and ensuring proper disposal or incineration remain non-negotiable. Ignoring these lessons from earlier decades created environmental headaches and liabilities for many companies, etching permanent reminders into industry policy and best practice guidelines.
The world of organic bromides presents a crowded field, but 1,2-Dibromoethane sets itself apart from its cousins such as methyl bromide, ethylene dibromide, or even 1,2-dichloroethane. Where methyl bromide offers single-atom bromination, EDB’s dual bromine structure delivers distinct reactivity. Each additional bromine atom changes how a molecule participates in synthesis or interacts with biological systems.
If chemistry is about tools, then EDB acts as a Swiss Army knife—reactive enough for challenging tasks, yet selective in how it bonds and breaks apart. Methyl bromide drifted out of wide use for similar reasons: toxicity and environmental harm. EDB faced its own regulatory changes; the lesson? No chemical stays in favor forever, and every operator must keep up with shifting rules and new research. Labs can reproduce most reactions with other halogenated solvents, but when EDB answers a specific synthetic challenge, few substitutes will do the job as efficiently or cleanly.
1,2-Dibromoethane’s higher boiling point and density shift the conversation on handling compared to lighter alternatives. Storing EDB in standard containers keeps vapor losses lower than with more volatile options, reducing workplace exposure under normal temperatures. Flammability presents less of a challenge in daily use, but all the same, the risk of hazardous decomposition products with fire or strong alkalis keeps the focus sharp among operators and supervisors alike.
Regulations surrounding EDB reflect years of real-world experiences. The tightening of rules began with mounting evidence in scientific literature connecting exposure to serious health outcomes. Places with historically high agricultural use implemented strict residue monitoring in food and environmental samples. In some countries or states, legal frameworks now treat EDB as a hazardous air pollutant, requiring permits and reporting when stored or handled in large amounts. After multiple high-profile incidents in the 1980s and 1990s, companies shifted away from open fumigation toward enclosed, engineered containment and alternative products.
Every shift in allowed usage signals something deeper: the world wants effective chemicals, but not at any cost. Alternatives, such as phosphine or controlled-atmosphere storage for food protection, continue to gain ground due to both effectiveness and safer profiles. In polymer synthesis, greener routes or less persistent intermediates replace traditional halogenated hydrocarbons where feasible. Yet, EDB’s unique properties keep it relevant for a shrinking but still critical set of industrial steps.
Few who’ve spent years in industry look at EDB or products like it without a historical memory. It provided answers at a time when agricultural efficiency and cleaner engines mattered most. Later generations, myself included, came to know the compound as both a workhorse and a question mark. For those tasked with auditing chemical stocks, investigating supply shortages, or troubleshooting process hiccups, familiarity with both the utility and hazard profile informs every step.
In my early years on the job, I watched as senior colleagues devoted training days to proper EDB handling. No one romanticized the chemical. There was pride, though, in working safely—with signs on every cabinet, spill kits close at hand, and incident drills held without warning. These practices didn’t come from a place of paranoia; they resulted from hard-won lessons in labs and plants across the world. For today’s staff, shifting regulatory winds have cut down EDB’s role, but vigilance never left the building.
Responsible use starts with honest evaluation. Every plant manager, procurement officer, or research chemist must ask if a safer or more sustainable alternative now exists. Periodic review of process operations—especially those based on decades-old methods—uncovers places where EDB stayed simply because no one challenged the status quo. Switching to non-halogenated solvents, redesigning synthetic schemes, or outsourcing key reactions to facilities designed for higher-hazard chemicals all offer routes to lower risk.
Training and layered safety systems grow in importance as restrictions tighten. Rotating staff through safety drills doesn’t just tick a compliance box—it saves lives and keeps expensive downtime at bay. Installing ventilation, monitoring vapor levels, and updating storage tanks and gaskets helps avoid the costly surprises that come from aging infrastructure.
Research teams can search for catalytic alternatives or biological pest management techniques that remove the need for broad-spectrum, persistent agents like EDB. Experience tells me that switching out such a central piece of a process rarely happens overnight. Pushback from existing contracts, inertia in procurement systems, and the simple cost of change slow progress. Yet, incremental steps—such as reducing shipment size, capping inventory on hand, or moving high-hazard steps offsite—chip away at embedded risk.
Authorities keeping a sharp eye on production records and import/export logs play a real part in public health. Environmental limits in drinking water, occupational exposure caps, and chemical inventory reports all help spot problems before they spread. Failure to stick with such checks—whether due to budget cuts or complacency—undoes years of progress. A culture of accountability, not paperwork for paperwork’s sake, keeps companies honest and communities protected.
A seasoned operator will tell you that reliance on chemicals like EDB teaches more than chemistry—it drives habits, preparation, and the ability to question old routines. While regulations pushed the industry towards alternatives, the day may come when a specific use case reclaims the spotlight for EDB. Should demand call it back into larger circulation, the lessons from history must stay at the center of operations.
Community trust matters just as much as productivity or cost savings. Accidental releases or mishandled stockpiles damage reputations for years. Real change happens not through box-checking compliance but from teams that care about the impact of their choices. Discussions about product substitution and process redesign grow most heated in the quiet corners of a facility, away from boardrooms or investor updates. There, workers weigh the hands-on value of a shortcut against the memories of cleanup crews or lost neighbors.
At conferences and roundtables, stories circulate about how once-standard fumigants became obsolete overnight. Labs racing to meet regulatory deadlines sometimes outpace their own understanding, learning through small failures before arriving at a better workflow. In these tales, EDB becomes more than a formula—it’s a marker of an industry’s willingness to adapt.
For anyone outside the chemical trade, the mention of 1,2-Dibromoethane rarely sparks recognition—yet the results of its use can reach dinner tables and local rivers. Legacy misuse, improper storage, or unregulated dumping all increase risks that ordinary communities bear unknowingly. Regulators have good reason to press for near-zero contamination in food and water, having learned from sites that still recover decades after heavy use.
Public information campaigns tend to follow the pattern of significant incidents—a spike in groundwater bromine, a flurry of headlines, and then reform. Effective communication with those living or working near production or agricultural zones depends not only on available data but the willingness of companies to engage, acknowledge, and solve problems together. Distrust lingers long after technical fixes take effect.
Advances in green chemistry shift the focus toward compounds with shorter environmental lifespans and lower toxicity profiles. Where possible, closed systems, improved sensors, and real-time monitoring cut exposure and report problems early. Modern best practices look past mere regulatory compliance, building culture from the ground up where every operator owns part of the solution.
Sharing data—adverse effects, near-misses, safe substitutions—across companies helps avoid repeating mistakes. Building cross-industry networks to flag emerging hazards before they become crises benefits the entire supply chain. Executive leadership that supports continuous improvement, funds training, and rewards safe practices over corner-cutting fosters resilience beyond a single product line.
Looking back, EDB offers a study in the complex relationship between human ambition and the costs of innovation. It powered agriculture and transportation with efficiency unthinkable a generation before. Over time, that same efficiency forced a reckoning—not only what EDB can do, but what should be done. Where its unique chemistry continues to answer hard questions for synthesis or pest control, clear-eyed oversight keeps it in line with society’s changing rules.
No shortcut replaces experience in working with chemicals like EDB. Each operator, caretaker, and buyer understands that today’s common product may become tomorrow’s banned substance. Adaptation, vigilance, and a willingness to invest in alternatives stand out as the lasting lessons. Continuing debate, regulation, and research ensure that EDB, along with other legacy compounds, evolves from a tool of brute force into a marker of how learning and responsibility progress together.