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HS Code |
548340 |
| Chemicalname | Alpha,Alpha,Alpha',Alpha'-Tetrabromo-P-Xylene |
| Casnumber | 3278-59-7 |
| Molecularformula | C8H6Br4 |
| Molecularweight | 469.75 g/mol |
| Appearance | White to off-white solid |
| Meltingpoint | 260-262 °C |
| Boilingpoint | Decomposes before boiling |
| Solubility | Insoluble in water |
| Density | 2.68 g/cm³ |
| Structure | p-Xylene ring substituted with 4 bromine atoms on methyl groups |
| Synonyms | 1,4-Bis(dibromomethyl)benzene |
As an accredited Alpha,Alpha,Alpha',Alpha'-Tetrabromo-P-Xylene factory, we enforce strict quality protocols—every batch undergoes rigorous testing to ensure consistent efficacy and safety standards.
| Packing | Alpha,Alpha,Alpha',Alpha'-Tetrabromo-P-Xylene, 100g: Supplied in a sealed amber glass bottle, with hazard labeling and tamper-evident cap for laboratory use. |
| Shipping | **Shipping description:** Alpha,Alpha,Alpha',Alpha'-Tetrabromo-p-xylene should be shipped as a hazardous chemical, packed in tightly sealed containers, protected from moisture and incompatible substances. It must comply with relevant transport regulations (such as DOT, IATA, IMDG), and should include appropriate hazard labels and safety documentation. Transport in cool, dry conditions is recommended. |
| Storage | Alpha,Alpha,Alpha',Alpha'-Tetrabromo-P-Xylene should be stored in a cool, dry, well-ventilated area, away from heat, open flames, and incompatible materials such as strong oxidizers. Keep the container tightly closed and clearly labeled. Store in a chemical-resistant, sealed container to prevent moisture ingress and contamination. Protect from direct sunlight and handle with proper personal protective equipment (PPE). |
Applications of Alpha,Alpha,Alpha',Alpha'-Tetrabromo-P-Xylene in Industrial ManufacturingAlpha,Alpha,Alpha',Alpha'-Tetrabromo-P-Xylene serves as a specialty brominated intermediate in several highly regulated chemical manufacturing sectors. We optimize each application based on industry-specific quality controls, process integration, and finished product requirements. Below, we detail principal downstream applications, key compliance standards, recommended formulation ratios, integration stages, and final product categories relevant for industrial buyers. 1. Flame Retardants Production for Engineering ThermoplasticsThis tetrabrominated xylene acts as a reactive flame retardant intermediate in the synthesis of brominated aryl ethers and esters used in engineering plastics. Its high bromine content supports the development of halogen-based additive systems frequently integrated into polycarbonates and polyesters for electrical, automotive, and construction sectors. Manufacturers introduce this material during the additive blending or polymer modification stages to ensure uniform flame-retardant characteristics while meeting global standards for restricted substances. Industry compliance standards
Typical usage ratio
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2. Intermediate for Pharmaceutical Active Ingredient SynthesisWithin the pharmaceutical sector, the material provides a key halogenated aromatic scaffold for multi-stage synthesis of active pharmaceutical ingredients, including certain antihistamines and antifungal compounds. Synthetic chemists utilize this building block during nucleophilic substitution and coupling reactions, often under stringent process validation and analytical monitoring to ensure product purity and proper halogen balance. The facility must maintain traceability and GMP controls for APIs produced using this brominated intermediate. Industry compliance standards
Typical usage ratio
Downstream process integration
Final product types
3. Synthesis of Specialty Polymers in Printed Circuit Board (PCB) ManufacturingIn electronics and PCB applications, manufacturers deploy this compound as a key monomer for synthesizing brominated epoxy resins and laminates. The presence of multiple bromine atoms supports stringent flame-retardance and dielectric property requirements of high-performance circuit board materials. Integration typically occurs during resin polymerization or as an additive in resin prepreg production lines, ensuring compliance with standards for electronic materials safety. Industry compliance standards
Typical usage ratio
Downstream process integration
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4. Raw Material in Fine Chemical and Agrochemical SynthesisChemical producers leverage this tetrabrominated xylene in the synthesis of specific agrochemical intermediates, particularly those requiring heavy-atom substitution for increased bioactivity or environmental resistance. Formulators introduce it early in the process for stepwise building of complex molecules. Process engineers ensure strict lot-level traceability, impurity profiling, and environmental controls according to regional regulations on hazardous halogenated organics. Industry compliance standards
Typical usage ratio
Downstream process integration
Final product types
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Competitive Alpha,Alpha,Alpha',Alpha'-Tetrabromo-P-Xylene prices that fit your budget—flexible terms and customized quotes for every order.
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Alpha,Alpha,Alpha',Alpha'-Tetrabromo-p-Xylene has played an integral part in our daily production lines for decades. As a chemical manufacturer, we rely on precise processes and strict control measures, and this compound continues to meet our standards for consistency and reliability. We understand the value of strict purity requirements, especially for intermediates used in synthesizing specialty flame retardants and high-grade polymers. Our approach includes direct bromination of p-xylene, giving us full oversight of every reaction parameter. The result is a high-content, crystalline product with low levels of byproducts, fitting seamlessly into downstream applications.
We produce Alpha,Alpha,Alpha',Alpha'-Tetrabromo-p-Xylene in various specification grades, fine-tuned through years of collaboration with end-users. Consistency in melting point and particle size helps avoid issues later in customer reactors. Our team has resolved batch-to-batch variation concerns by refining reaction temperatures and optimizing the post-synthesis purification steps, key for minimizing colored impurities that often affect sensitive electronic and polymer applications.
The product comes as white or light yellow crystals, and we focus on eliminating high-odor aromatic residues by leveraging closed-system technology and deep vacuum drying techniques. Most batches test well above 98% purity via HPLC and meet the demands set by advanced flame-retardant resin producers. Over time, modifications to our process chemistry and improved waste management have cut halogenated solvent residues. Customers using the material in electronic encapsulants or high-performance circuit boards have reported gains in reliability due to lower ionic contamination.
Alpha,Alpha,Alpha',Alpha'-Tetrabromo-p-Xylene serves as a critical intermediate in flame-retardant chemistry. In production, it often moves straight from our crystallization vessels to the hands of polymer manufacturers or compounders making high-stability brominated resins. Because this molecule resists heat degradation and shows minimal migration out of plastics, it outperforms lighter brominated aromatics in rigid, technical materials. Our customers appreciate the low volatility, especially during processes requiring high extrusion or molding temperatures. Where precise loading levels are needed—such as with printed circuit board laminates—product uniformity means fewer variables for formulation chemists and steady downstream performance.
Beyond flame-retardant resins, several sectors have adopted this compound in preparing specialty aromatic reagents, dyes, and intermediates for high-density optical films. Recent feedback from electronics customers confirms that our low-residue grades help maintain dielectric properties in multilayer boards. Some applications outside electronics—including heavy-duty coatings and automotive polymers—benefit from the molecular symmetry, leading to less distortion in the cured matrix.
Years of hands-on manufacturing experience have shown us the tangible differences between Alpha,Alpha,Alpha',Alpha'-Tetrabromo-p-Xylene and alternative halogenated aromatics. Unlike certain monobromo or dibromo derivatives, our compound features four bromine atoms, offering a greater halogen loading per molecule. This efficiency advantage means customers achieve required flame retardant standards at lower additive loadings, which keeps mechanical strength and transparency higher in the end use.
Compared to pentabrominated or hexabrominated xylenes, our product balances cost, reactivity, and processing characteristics. Pentabrominated compounds often present higher toxicity, denser dust, and more challenging filtration. By contrast, our experience with Alpha,Alpha,Alpha',Alpha'-Tetrabromo-p-Xylene has yielded process lines with fewer blockages and improved operator safety. We also find that its stability allows for bulk shipment without special refrigerated containers, enabling a keener pricing structure for customers scaling up production.
We have tested and benchmarked this intermediate against other core brominated aromatics used in flame retardancy. The results highlighted better compatibility with epoxy resins and unsaturated polyester matrices, mainly because of lower polarity and even structural distribution. Lower polarity discourages plasticizer bleeding and helps reinforce hydrolytic stability in plastics subject to humid or caustic service environments.
Production at scale introduces unique challenges. We saw early that color stability and particle characteristics set premium intermediates apart from commodity grades. By investing in advanced bromination reactor designs, our output displays tighter control over particle growth, leading to less agglomeration and easier dispersion into downstream systems. We use continuous quality checks—ranging from bulk density monitoring to microscopic impurity screening—to confirm our batches hold up under real-world use.
Trace metal content, especially iron and copper, can catalyze unwanted reactions in sensitive flame retardant syntheses. Using stainless steel reactors with upgraded passivation, we keep trace metals below the low ppm range, protecting customer products from long-term electrical conductivity drift. This level of control helps electronics producers comply with stringent reliability benchmarks.
We have also refined our product drying and packaging processes. Vented, moisture-controlled packaging lines reduce water uptake, important for customers integrating the product directly into resin synthesis reactors. Routine audits and direct customer visits drive us to adapt as customer requirements shift, especially in the context of REACH, RoHS, and other environmental standards. Our raw material sourcing favors traceability and long-term supply security, which matters when customers plan multi-year procurement cycles.
Frequently, our technical team provides guidance on integrating Alpha,Alpha,Alpha',Alpha'-Tetrabromo-p-Xylene at various scales. During plant commissioning and process line changes, we support customers as they adjust feeding systems for crystalline materials. Our experience handling high-bulk density intermediates proves vital as even small variances in dosing can lead to flame retardancy shortfalls or unbalanced mechanical characteristics.
Some customers with high-throughput extruders benefit from our advice on preblending techniques and optimal pelletization conditions. Keeping the compound well-dispersed at this step cuts down on downstream filter fouling. In specialty batch resins, we see formulators using direct addition of our crystals, relying on the predictable melt point for smooth incorporation.
Feedback from customer pilot runs has led us to develop a range of particle size cuts, allowing tailored feed rates for continuous and batch systems alike. This iterative development reflects our belief that practical, on-the-floor knowledge transfers best through open communication and hands-on technical service.
The regulatory landscape for halogenated compounds continues evolving as the market responds to ongoing environmental debates and changing health perspectives. We have observed growing scrutiny of persistent, bioaccumulative, and toxic compounds, and our production approach anticipates stricter requirements. Our facilities run multi-stage scrubbers, and we recycle spent bromine to limit off-site waste.
Ecological exposure persists as an industry-wide concern. As flame retardant applications remain necessary for consumer safety in electronics, transport, and infrastructure, we work to minimize fugitive emissions and educate customers on recovery and end-of-life best practices. Through periodic water and soil checks near our production sites, we keep discharge levels lower than regulatory limits.
Many buyers now ask about the detailed environmental profile before committing to large orders. In our experience, transparency on process improvements—including reduced solvent use and closed-loop byproduct recovery—provides confidence for customers managing downstream supply chain audits. We invest in regular process reviews, affirming that our product contributes less halogenated residue to the broader environment than some alternatives.
Continuous improvement and attention to evolving market needs guide our production philosophy. Customers regularly cite straightforward product handling, predictable reaction characteristics, and consistent analytical profiles as factors driving repeat orders. In direct discussions, end-users express that deviation from tighter color and impurity thresholds forces requalification efforts and even stalled production.
From experience, products that meet tight specification windows from the start limit unnecessary troubleshooting at the customer’s site. Our tolling partners have documented lowered batch rejection rates and less scrap. These points help customers focus on new product development and faster time-to-market for next-generation flame-retardant systems and electronics.
Buyers seeking documentation for regulatory filings and new application approvals benefit from our detailed record-keeping and willingness to support unique data requests. We keep comprehensive product traceability records, allowing fast responses to any sourcing audit or performance trace-back request.
As demands for higher-performance, cleaner flame retardants rise, we continue to adapt synthesis and purification strategies. Our research team looks at greener bromination agents and lower energy process loops to shrink the product’s environmental impact and production cost. We expect growth in electronics and transport, both requiring superior heat and fire resistance without mechanical downsides.
We support collaborative projects to test lower-dosage, synergistic flame retardant packages, where Alpha,Alpha,Alpha',Alpha'-Tetrabromo-p-Xylene serves as a core building block. By adjusting the particle size and surface activation, we allow customers to achieve greater flame retardancy and tougher, more reliable materials. These advances hinge on open, two-way feedback—not just data sheets or certificates, but real usage trials and continual problem-solving.
Our longstanding customer relationships reinforce the lesson that nothing replaces prompt technical support and transparent communication. Over the years, most process bottlenecks, color variation spikes, and documentation hurdles found resolution through shared effort and clear expectations. We maintain direct manufacturing control and traceable quality management as the sure way to keep customer trust.
Years in the chemical industry have taught us that every intermediate that leaves our plant reflects the knowledge, care, and discipline behind our operations. Alpha,Alpha,Alpha',Alpha'-Tetrabromo-p-Xylene continues to earn our focus because it solves real challenges in flame retardant and polymer chemistry. Compounders, formulators, and end users return for dependable performance, knowing the difference comes from real-world manufacturing insight, not just paperwork or marketing claims. We stand ready to help customers explore new solutions and shape the evolving future of safer, better-performing materials.