|
HS Code |
748058 |
| Iupac Name | 1,2-Dibromo-1-phenylethane |
| Molecular Formula | C8H8Br2 |
| Molar Mass | 279.96 g/mol |
| Cas Number | 22160-81-6 |
| Appearance | Colorless to pale yellow liquid |
| Boiling Point | 273 °C |
| Melting Point | -2 °C |
| Density | 1.84 g/cm³ |
| Refractive Index | 1.588 |
| Solubility In Water | Insoluble |
As an accredited (1,2-Dibromoethyl)Benzene factory, we enforce strict quality protocols—every batch undergoes rigorous testing to ensure consistent efficacy and safety standards.
| Packing | Amber glass bottle, tightly sealed with a screw cap, labeled "1,2-Dibromoethylbenzene, 100 mL", hazard symbols and safety information included. |
| Shipping | (1,2-Dibromoethyl)benzene should be shipped in tightly sealed, appropriately labeled chemical containers, compliant with local and international hazardous materials regulations. It must be protected from physical damage and incompatible substances, with proper documentation and Safety Data Sheet (SDS) provided. Transport is typically via road, rail, or air, following UN and DOT hazardous goods guidelines. |
| Storage | (1,2-Dibromoethyl)benzene should be stored in a tightly sealed container, in a cool, dry, and well-ventilated area away from direct sunlight, heat sources, and incompatible materials such as strong oxidizers. Ensure the storage area is equipped to contain spills or leaks. Label the container clearly and keep it away from ignition sources. Use secondary containment if possible. |
Applications of (1,2-Dibromoethyl)Benzene in Industrial ManufacturingAs a direct manufacturer, we supply (1,2-Dibromoethyl)Benzene primarily to high-value industrial sectors that rely on its reactivity for producing advanced chemicals and materials. The following application scenarios reflect established downstream processes where this raw material plays a critical role in achieving targeted molecular structures, performance criteria, and regulatory compliance for specialized end products. 1. Synthesis of Pharmaceutical IntermediatesPharmaceutical manufacturers use this compound extensively during the preparation of bromo-substituted aromatic intermediates, particularly within active pharmaceutical ingredient (API) precursor chains. Its bromoethyl group facilitates efficient halogen exchange and subsequent functional group introduction under controlled temperature and catalyst conditions, supporting stringent impurity profiles required for regulatory filings. Chemists adjust the charge-in proportions based on the structure-activity needs of each API project, with careful attention to residual bromine content throughout downstream steps to ensure patient safety and compliance with pharmaceutical monographs. Industry compliance standards
Typical usage ratio
Downstream process integration
Final product types
2. Agrochemical Synthesis and Fine ChemicalsProducers of crop protection agents utilize (1,2-Dibromoethyl)Benzene as a feedstock in bromination and cross-coupling reactions to assemble complex pesticide active molecules. The precise control over halogen introduction supports high-yield processes and ensures that downstream actives exhibit necessary stability, selectivity, and controlled dissipation profiles. Production engineers typically blend according to target molecule stoichiometry and pilot plant trials, often adjusting for catalyst compatibility and conversion rates to meet specifications under global regulatory constraints. Industry compliance standards
Typical usage ratio
Downstream process integration
Final product types
3. Flame Retardant Additive ManufacturingPolymer compounders and masterbatch producers incorporate this bromoarene to achieve advanced flame retardancy in plastics and specialty coatings, particularly for electronic and automotive applications demanding high resistance to ignition and low smoke emission levels. The material is introduced during the compounding stage following precise hot-melt blending, ensuring uniform dispersion and stability. Technicians refer to regulated maximum loading levels depending on polymer compatibility and target flammability ratings stipulated by downstream end-users. Industry compliance standards
Typical usage ratio
Downstream process integration
Final product types
4. Synthesis of Specialty Monomers for PolymerizationAdvanced resin manufacturers and R&D centers employ (1,2-Dibromoethyl)Benzene as a functional monomer precursor in the development of high-performance materials such as specialty vinyl and styrenic copolymers. Its bromo substituents enable subsequent crosslinking or grafting, providing enhanced chemical resistance, rigidity, or controlled degradation profiles. Operators closely monitor addition rates based on resin matrix and desired ratio of functionalized units to non-bromo monomers, with adjustments optimized through pilot scale-up data and in-line molecular weight analysis. Industry compliance standards
Typical usage ratio
Downstream process integration
Final product types
|
Competitive (1,2-Dibromoethyl)Benzene prices that fit your budget—flexible terms and customized quotes for every order.
For samples, pricing, or more information, please call us at +8615371019725 or mail to admin@sinochem-nanjing.com.
We will respond to you as soon as possible.
Tel: +8615371019725
Email: admin@sinochem-nanjing.com
Flexible payment, competitive price, premium service - Inquire now!
In the chemical world, (1,2-Dibromoethyl)benzene holds a reputation for its adaptability and strong performance, especially for industries that rely on specific bromination chemistry. Making this compound isn’t just about combining feedstocks in a reactor. It demands tight control over process variables and a clear grasp of organic reaction pathways. Here in our production facility, the people handling the synthesis have worked for years with aromatic halides, refining the steps and troubleshooting unexpected side reactions. (1,2-Dibromoethyl)benzene has a molecular formula of C8H8Br2, and our team ensures each batch maintains its purity because even the smallest deviation can throw off downstream reactions or cause issues in user environments.
Compared to other brominated aromatics, (1,2-Dibromoethyl)benzene stands out because the ethyl chain attached to the benzene ring, coupled with two bromine atoms, gives it a unique reactivity. For colleagues in research and development, that reactivity opens doors to making complex intermediates without extra modifications or protective group strategies. With a boiling point typically higher than monobrominated analogs, it behaves differently in distillation or purification steps. This matters in settings where operational safety and consistency dictate schedules or budgets. Someone unfamiliar with these features sometimes lumps all brominated benzenes together, but you learn quickly that their chemical personalities shape everything about handling and use.
Building a batch of (1,2-Dibromoethyl)benzene starts with honest raw material vetting. We don’t just accept specs from a paper—every shipment of starting benzene and ethylene dibromide undergoes identity and purity checks. Years of running columns and analytic instruments taught us that even trace contamination can multiply across a ton-scale run, fouling reactors and causing costly reworks. Our operators walk the line every shift, sampling at each stage and comparing real-world GC spectra with reference charts. Any shift in chromatographic baseline or deviation in color hue triggers an immediate pull-back for testing. It’s not about ticking boxes, but making certain future users will have a dependable material batch after batch.
During synthesis, keeping temperature gradients steady takes skill. Some climates coax more heat out of batch reactions, so our engineers rig chillers and jacketed vessels for even cooling throughout. Reflux ratios, mixing rates, and reagent addition sequence may sound like details, yet small missteps spawn off-spec side products. Separating these by-products involves both distillation and sometimes recrystallization. Even when operators have run the process dozens of times, we still log tweaks and lessons from every batch so future teams can avoid repeating yesterday’s headaches. Lessons learned go into action, not just documentation.
Handling the purified (1,2-Dibromoethyl)benzene needs careful containment. This is a liquid with a distinct density and slippery feel—our packers learned early that standard drum seals sometimes blister from bromine traces. We moved to specialized linings and double-check drum torque. Warehouse teams keep containers out of sunbeams and on level, stable pallets. In a crowded facility, logistics isn’t an afterthought. With years behind us, we’ve picked up countless small ways to keep things moving safely, from vented stoppers to spill containment pallets. These details guard the product and everyone who comes in contact with it.
The question of what (1,2-Dibromoethyl)benzene can do comes up often. Our long-term customers tend to be in specialty chemical manufacturing, especially where selective bromination leads to high-value intermediates for pharmaceuticals, agricultural chemicals, and advanced materials. Chemists working on active pharmaceutical ingredients find that the unique arrangement of bromines on the ethyl chain enables coupling or substitution strategies that typical benzene derivatives can’t match. Many lab groups have called us over the years about peculiar issues—one group struggled with recurring yield losses because their (1,2-Dibromoethyl)benzene source left behind ghost peaks on their LC-MS. After troubleshooting, we traced it to a trace stabilizer left over from an outside supplier’s packing line. That sort of feedback keeps our quality controls sharp.
Outside of pharma, this compound features in polymer research, especially for introducing bromine-handling reactivity into specialty chains. People trying to design self-healing materials or fire retardant coatings rely on those halogen groups. Our technical support fields questions about solubility, mix compatibility, and post-reaction handling. When researchers push the limits with untested conditions, we offer samples paired with honest insights about volatility, flammability, or reaction stability.
Someone just looking at a catalog entry might assume (1,2-Dibromoethyl)benzene acts much like other dibromo benzenes, but our lab test results and end-user feedback show otherwise. Monobromo- and dibromo-benzenes attach bromine right on the aromatic ring, shifting electron distribution and influencing which further reactions take place. In (1,2-Dibromoethyl)benzene, the two bromines are on an ethyl group attached to the benzene ring, so they open different substitution opportunities. The difference matters for any reaction that depends on neighboring group effects or uses bulky bases and nucleophiles.
We have run side-by-side tests using our own batches. For instance, if you try parallel coupling reactions—one with dibromobenzene, another with (1,2-Dibromoethyl)benzene—the yields, product cleanliness, and even odor profiles diverge. Our analytical chemists track every lot for residual solvents and potential side products, sharing the full trace with users who want proof, not promises. Some people ask for dibromo analogs for fire retardant applications, but those targeting medicinal chemistry favor the ethyl-containing variant for cleaner reaction routes. We flag the denser vapors and higher boiling point, making transportation and evaporation management slightly more intensive—factors those handling logistics recognize immediately.
Quality isn’t traded, it’s earned. Every drum, can, or bottle leaving our plant reflects hundreds of collective years in chemical process mastery. Seasoned operators keep logs thicker than regulations require because they believe in leaving behind knowledge for the next shift. We reject the idea that a datasheet alone conveys enough about a chemical’s actual handling or cameo issues. Instead, we pass on lessons about pump compatibility, filter fouling, and even the quirks of labeling adhesives in cool weather. These are pain points only those with hands on hot reactors and leaking drums truly understand.
Solving for consistency meant doubling down on batch-to-batch analytics. On a week-to-week basis, our QA teams run proton NMRs and mass specs, not as checkboxes but as ways to dig up even trace side products. More than once, we’ve discovered an impurity early and swapped out a column bed, saving weeks of redistillation and wasted solvent. These insights come alive not as templates, but as conversations between process experts.
Over the years, we’ve learned that customer challenges often come when chemicals enter scale-up or unpredictable environments, far removed from tidy lab benches. A research group might see haze in their solutions; application labs experimenting with new coatings might notice incompatibilities that don’t show up in small batches. We built up a responsive technical support team staffed by people who have actually run the product under tough conditions. Instead of sending canned answers, our chemists pull up detailed run notes, anecdotes from production, and cross-lab experiences. For example, some users discovered increased byproducts while using a particular solvent under pressure; our support drew from a similar in-plant event that led us to tweak solvent drying protocols.
Transport sometimes draws out hitches. (1,2-Dibromoethyl)benzene needs pressure-tested containers rated for halogenated liquids. One winter, we saw increased pressure build inside drums after long rail journeys. That meant recalibrating our vented bungs and working with shippers to avoid sharp temperature swings. Instead of waiting for problems downstream, we ship at the optimal fill level and run periodic pressure checks. Lab and plant users let us know quickly which packing or storage solutions really perform, and our product improvement log grows, batch after batch.
Chemical manufacturing means stewardship, not just compliance. This compound demands preventative steps around emissions, waste handling, and exposure controls. Our environmental staff started by walking every line, not just reading manuals, but running their own spot checks with handhelds and leak detectors. We catch venting losses early, switching to activated carbon or improved condensers on vapor lines. Any waste streams from washing or byproduct cuts get double-checked for halide content and funneled to our in-house treatment systems for bromine capture.
On the floor, personal protective gear isn’t optional. Workers who have handled brominated aromatics long-term taught us the value of skin barriers and eye flush stations located where they are really needed. During hot summer runs or unexpected line leaks, protocols get tested in real life—not just in a training session. Hazard control zones and evacuation drills get updated based on true near-misses and lessons from overtime shifts. The upshot is a factory culture rooted in lived experience, not bureaucracy. Operators have say in which chemical gloves or aprons feel safest, because trust gets built there.
Some improvements look minor on paper but transform production. We once swapped a gas feed regulator after noticing micro-foaming in a reactor run—lab tests wouldn’t pick it up, but sharp-eyed operators did. Another time, late-evening tank transfers exposed a minor leak path, so we replaced a whole gasket set before any environmental release. We prioritize procurement from suppliers who welcome third-party audits and transparency over their own batch records. Over decades, listening to everyone who touches a shipment—drivers, warehouse staff, cleaning crew—turned up minor issues that then vanished from future customer complaints.
Partnerships with academic labs and downstream industries guide our R&D priorities. Testing new stabilization additives or storage solutions often starts as a joint project with end users. One group developed a new catalysis route that proved hypersensitive to trace alcohols. We tweaked our purification steps, ran joint analytical rounds, and closed the book on the contamination within a quarter. Nothing replaces the feedback from those who stake their own project timelines on our shipments.
People sometimes picture chemical manufacturing as a science built on equations, reaction tables, and pressure readings. The real difference shows up in teamwork, memory, and shared problem-solving. At our plant, senior operators swap stories from rough shifts, teaching fresh hires about reading subtle changes in the smell, hue, or viscosity of a batch. Those quiet insights make the difference between smooth shipping and last-minute troubleshooting. New protocols come from debates about the best way to dry glassware, time a heating cycle, or handle unexpected bubbles in a line.
Every shipment, every sample, and every drum draws on those stories, blending new technology with time-tested habits. Our approach rests on deep respect for the people who spend eight or twelve hours inside the production zone. We celebrate each team milestone—whether it’s an on-spec batch, a zero-incident month, or a customer calling to say their process worked perfectly. There’s no shortcut to building that kind of pride.
Knowing where a product comes from—and what it’s been through—matters as much as any laboratory purity metric. Every drum of (1,2-Dibromoethyl)benzene moves with a full record of raw material origins, process notes, and quality checks. We’ve learned that transparent traceability earns trust much faster than generic assurances or marketing speak. Over time, this opens conversations with users who spot even the smallest pattern in performance or shelf-life.
Some customers ask for extended certificate dossiers, showing precise analytic readings and process modifications. We respond with records grounded in lived experience, not just digital files. One pharmaceutical client needed near-zero sulfur traces; our records showed where a batch of feedstock drifted out of spec, so we pulled the lot before it landed on customer shelves. That closed loop, from supplier quality to user satisfaction, runs through every lane in our plant.
To keep meeting evolving demands, our teams invest in cross-training, new analytic technologies, and honest post-batch review sessions. We track every service call and field report. Whether it’s a new regulatory requirement or an unexpected market shift, history has shown that attention to real-time details and hands-on teamwork prepares us to adapt, not just react.
In a world that sometimes treats chemicals as commodities, we stand by our approach—a product, and a company, defined by detail and human connection. Every liter of (1,2-Dibromoethyl)benzene shipped from our facility speaks to that commitment.