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HS Code |
526999 |
| Chemicalname | 2-Bromobiphenyl |
| Casnumber | 2052-29-3 |
| Molecularformula | C12H9Br |
| Molecularweight | 233.11 g/mol |
| Appearance | White to off-white crystalline powder |
| Meltingpoint | 39-42 °C |
| Boilingpoint | 314-316 °C |
| Density | 1.395 g/cm3 |
| Solubility | Insoluble in water; soluble in organic solvents like ethanol and ether |
| Purity | Typically ≥98% |
| Smiles | Brc1ccccc1-c2ccccc2 |
| Inchi | InChI=1S/C12H9Br/c13-11-8-4-7-10(9-11)12-6-2-1-3-5-12/h1-9H |
| Refractiveindex | 1.637 |
As an accredited 2-Bromobiphenyl factory, we enforce strict quality protocols—every batch undergoes rigorous testing to ensure consistent efficacy and safety standards.
| Packing | A 25g amber glass bottle labeled "2-Bromobiphenyl, CAS 2052-29-3," features hazard symbols and tightly sealed with a screw cap. |
| Shipping | 2-Bromobiphenyl is shipped in tightly sealed containers, protected from light and moisture. It is classified as a hazardous material, requiring clear labeling and adherence to regulatory guidelines for handling, storage, and transport. Shipments should comply with DOT, IATA, and IMDG regulations to ensure safety during domestic and international transit. |
| Storage | 2-Bromobiphenyl should be stored in a tightly closed container, in a cool, dry, and well-ventilated area away from sources of ignition and incompatible substances such as strong oxidizing agents. Protect from light and moisture. Store at room temperature and ensure proper labeling. Keep away from heat and open flames, and follow standard procedures for handling hazardous chemicals. |
Applications of 2-Bromobiphenyl in Industrial Manufacturing2-Bromobiphenyl serves as a critical intermediate in several established industrial segments, contributing to both chemical synthesis chains and advanced materials manufacturing. Our experience as a direct manufacturer ensures consistent supply with specifications aligned to practical downstream use cases across specialty chemicals and material science sectors. Below, we highlight the primary application scenarios where this raw material integrates into complex industry workflows, each with its unique regulatory, compositional, and processing demands. 1. Pharmaceutical Intermediate SynthesisOur material often enters pharmaceutical production as a building block for synthesizing advanced intermediates and active pharmaceutical ingredients (APIs), especially those requiring biphenyl frameworks for therapeutic agents. Research and commercial-scale drug developers adjust dosages based on target molecule design and stepwise coupling requirements. We have supported multiple API projects through integration into Grignard and Suzuki coupling steps, critical for various anti-inflammatory and oncology-related compounds. Industry compliance standards
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2. Specialty Organic Synthesis for Electronic MaterialsIn the electronics materials sector, 2-Bromobiphenyl supports the production of organic semiconductors and advanced aromatic compounds required for display and optoelectronic applications. Our direct supply serves downstream partners manufacturing OLED molecules, where precise chain length and halogen substitution patterns are critical for device efficiency and lifecycle. Formulators calibrate addition rates based on desired electron mobility and thermal stability in the final layer architecture. Industry compliance standards
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3. Agrochemical Intermediate ManufacturingThis biphenyl derivative plays a vital role as a chemical intermediate in the synthesis pathways of selected agrochemical agents, especially in molecules leveraging rigid aromatic cores for herbicidal or fungicidal activity. Downstream formulation experts adjust charge levels to achieve optimal reactivity without wastage during halogen-substitution and cyclization steps. Agricultural chemistry clients require traceability and documented origin to satisfy rising expectations for supply chain transparency and active content verification. Industry compliance standards
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4. Synthesis of Liquid Crystal Compounds2-Bromobiphenyl is a foundational raw material for synthesizing biphenyl-based compounds used in high-value liquid crystal displays (LCDs). Material specialists utilize defined loadings to achieve precise molecular shapes and polarities, which are indispensable for tuning phase transition temperatures and aligning orientation properties in display panels. Our process control achieves low impurity profiles essential for downstream LC mixing and device performance consistency. Industry compliance standards
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5. Advanced Dye and Pigment SynthesisIn the specialty dye sector, 2-Bromobiphenyl acts as a key intermediate in the construction of complex polycyclic and biphenyl-bridged chromophores. Dye manufacturers exploit the rigid biphenyl system to improve photostability and colorfastness in applications where both aesthetic and functional performance are critical. QC professionals monitor purity to avoid unwanted byproducts that can affect hue or brightness in the endpoint pigment dispersion. Industry compliance standards
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Every batch of 2-Bromobiphenyl that rolls off our production line comes from decades of hard work and accumulated experience in halogenated aromatic synthesis. We take pride in guiding each step by seasoned hands and sharp eyes, starting with a biphenyl backbone and integrating a bromine in just the right position. The process isn’t about pushing out volume, but rather about precision—transforming basic raw materials into a product that meets the genuine needs of working chemists.
We prefer to maintain a single, reliably high-purity model of 2-Bromobiphenyl. Labs and manufacturers order with confidence, knowing that what arrives doesn’t just meet but comfortably exceeds published specification targets. Most customers see a purity consistently above 99% by HPLC, confirmed in-house and by many third-party users since our earliest product batches. This isn’t just paper purity; we monitor for trace isomers and problematic byproducts that could foul up downstream syntheses, whether the next step is Suzuki coupling or a more intricate build.
Our standard output presents as a white to off-white crystalline solid, matching the textbook description yet with a flow and reactivity that stems from careful crystallization and drying. Many other sources of 2-Bromobiphenyl sport yellowish tinges or show sticky residues from less attentive purification—features that can compromise sensitive workups or introduce unwanted background in analytical runs. We keep tight control of particle size and residual solvent, knowing that excess fines can create dust hazards or make accurate weighing a problem, while sticky or damp product can lock up automation and—even more critically—hide chemical instability.
We do not rely on generic packaging that overlooks the hygroscopic nature of aromatic halides. Our options include vacuum-sealed and inert gas flushed containers, shipped inside rugged bottles that withstand the jostle of transit without letting in air. We have learned from customers in both universities and production sites: time lost scraping caked powders or fighting static-cling particles is time better spent on the reaction bench.
2-Bromobiphenyl serves mainly as a versatile scaffold for constructing more complex molecules. This positions the product at the interface between raw intermediates and high-value targets. Plenty of academic groups use it as a key partner in Suzuki and Negishi cross-coupling, drawing on the predictable reactivity of the bromine atom and the rigid biphenyl frame. Our repeat buyers highlight the absence of off-notes during palladium-catalyzed reactions. Unusually tight melting ranges and the absence of visible decomposition mean operators can set heating blocks or run columns with fewer surprises.
Industrial clients draw from our stock in scale-up efforts for both pharmaceuticals and specialty materials. In multi-kilogram work, consistency matters most—not just in chemical purity, but in easy filtration and reproducible yields across seasons, instrument operators, and plant shifts. We have built out our QA/QC system to include not only chromatography, but also scrutiny for trace metals by ICP-MS and halide balance checks, since these markers often signal hidden risks in downstream syntheses.
Some users go beyond simple cross-coupling and exploit the biphenyl core for custom ligand synthesis, OLED material research, or in agrochemical development. We know from technical discussions that even a slight difference in halide placement or the presence of trace carbonyls can ripple out, affecting everything from crystal layout in electronics to final color in organic pigments. Turning out a product that reliably matches its theoretical fingerprint spares both researchers and plant chemists from constant reoptimization.
Our factory doesn’t make a parade of aromatic bromides. We focus on a few key intermediates and push these to a high level of reproducibility. Other products sold by traders or resellers often come from shifted batches, mixed source materials, or stopgap syntheses using cheaper feedstocks. These can bring inconsistent performance: off-ratio isomers, detectable odor from solvent residue, or colored impurities betraying incomplete reactions. Several customers have reported thin-layer chromatography surprises or unexpectedly low yields in coupling reactions triggered by off-brand material—mysteries usually solved after running side-by-side comparisons with our standard lot.
We have refined a synthesis path that uses high-grade biphenyl and source bromine under strictly anhydrous conditions. This approach adds cost but delivers visible reliability. An in-house protocol ensures accurate end-point determination and targeted removal of minor biphenyl mono- or dibrominated byproducts, something commodity sources have little incentive to chase. Site visits and regular process audits keep our operators accountable for each drum and foil bag that ships.
By holding the supply chain close, we can certify not only the absence of prohibited impurities such as polyhalogenated biphenyls (a regulatory headache for overseas importers) but also the minimization of trace heavy metals or persistent solvent fragments. Everything comes together in a product that regular users describe as “transparent to the chemistry,” making it possible to troubleshoot other parts of their syntheses and not the halide intermediate.
We operate under both domestic and international chemical control standards, with each batch carrying a full certificate of analysis and supporting spectra on request. Some of our clients face regulatory audits, and incomplete documentation can slow releases or block shipment entirely. We find that advanced planning—building a compliance case from the moment starting materials arrive—prevents customs delays. We store reference samples and analytical records for years, aiming to back up every technical claim with hard data, not just boilerplate.
Documentation matters most when batches are tied to clinical development or materials aimed at the European or North American markets. Our familiarity with REACH and TSCA reporting lets downstream partners confidently include our 2-Bromobiphenyl in registration dossiers. We support users with extra impurity spectra, batch traceability, and signed confirmation letters, not just a generic one-page COA.
Synthetic routes and process optimizations depend on intermediates that keep out of your way. Over many years, we’ve heard about scale-up disasters from poorly controlled 2-Bromobiphenyl—low solubility, batch-to-batch variation, or slow filtration revealing unseen contaminants. Direct conversations with process engineers led us to tighten particle form consistency and invest in more advanced filtration/centrifuge systems during production. The goal is to deliver a 2-Bromobiphenyl that filters easily and redissolves with predictability, minimizing down time due to rework or troubleshooting.
We support kilo to multi-ton scale projects with high-volume packaging and flexible order arrangements. For clients regularly ordering at commercial scale, we can tailor documentation or arrange audits on-site. Custom batch sizes and packaging configurations—built on actual plant needs rather than marketing preference—mean your operators waste less time handling or measuring product. Shipping is tightly scheduled, and we pre-clear paperwork for import to major chemical jurisdictions, a practice learned by watching delays from less informed suppliers.
We are used to working with both process and research scale partners who want a direct line to manufacturing and technical support. This open access leads to honest feedback and rapid troubleshooting in the rare case of unexpected behavior in a downstream reaction. Our team learns as much from these partnerships as our customers, sometimes adapting procedures to address plant observations that don’t always show up in lab-scale runs.
Reports from users of third-party 2-Bromobiphenyl highlight recurring problems: packages arriving half-empty, sticky residue implying solvent carryover, and intractable yellow-orange color changes that complicate purification. These hints point to rushed or incomplete synthesis steps. We maintain separate crystallization and washing areas so that every lot fully sheds byproducts and mother liquor before final drying. Small details in the workup, such as fine solvent choice and crystallite isolation temperature, have real-world impact on product quality, as confirmed through both lab and plant testing.
We have run side-by-side testing of competitor material, screening not just for main product but also for isomeric biphenyls, polychlorinated/brominated congeners, and stubborn oxidized fragments. The aim goes beyond hitting a purity number: we know how thermal or photolytic instability can sneak up on poorly controlled material. Every batch spends time under simulated storage and transport before release, helping us guarantee a shelf life that matches actual use conditions in real-world storage rooms or shipping containers.
With commodity product, you may encounter variations not only in color and residue but also in melting point and solubility in standard calibration solvents. Chemists find themselves recalibrating or wrestling with unexpected clumping—both time drains best avoided. Our steady process eliminates these common headaches, letting researchers and production operators focus on reaction development, not material troubleshooting.
The main value of a truly consistent 2-Bromobiphenyl is in expanding what’s possible at the bench. Our customers work at the frontiers of pharmaceutical lead development, next-generation polymers, or specialty pigments. Every one of these sectors depends on rapid iteration and accurate prediction of reaction outcomes.
One pharmaceutical process we tracked moved from bench to pilot using our material, allowing chemists to run cross-couplings right out of the drum, with no extra purification needed before reaction. The batch-to-batch reliability meant fewer false starts and less analytical overhead. Polymer researchers reporting on new biphenyl-based materials have commented on spectral clarity and uniform catalytic activity across many production scales, attributing these successes in part to reliable starting halide source.
OLED development teams have drawn attention to the importance of trace impurity control: even a few parts per million of off-position brominated biphenyls or polycyclic contaminants can distort electron transport and emission properties. We have supported these expert users by integrating feedback into our process, raising tracking standards and investing in new analytical infrastructure to push down impurity content even further.
Materials innovation often means trying the unpredictable, so chemists prefer intermediates that don’t surprise or hinder exploration. Consistently pure 2-Bromobiphenyl helps new reactions move forward with less delay, shifting research teams away from triage toward actual synthesis and materials discovery.
Ongoing improvement is not just a slogan for us. By working closely with users, both experienced and new, we refine each production and QC step, revising protocols whenever trends suggest a potential for unnoticed impurities or operational drag. Upgrades to purification columns, energy recovery systems, and real-time monitoring have delivered tangible benefits in output consistency. Long-term partnerships have even allowed joint development of custom purification or pre-packaged solutions for plant integration.
Customer feedback loops—structured around technical inquiry, not just transactions—let us flag upcoming changes in regulatory standards or new applications that demand tighter control. By staying close to the ground, we spot and correct issues that don’t always appear on spec sheets, such as caking under variable humidity or subtle odor changes under long storage.
We’re committed to a philosophy of total accountability, meaning no batch leaves the building unless we would stake our own processes on its performance. Traceability, open technical discussion, and direct process transparency help us avoid surprises for both ourselves and our partners.
Sourcing direct from a hands-on manufacturer brings advantages beyond cost and paperwork. Years of listening to synthetic chemists, plant operators, and lead researchers have shown the real-world value of immediate, expert support, and the flexibility to respond to batch or compliance nuances—something a warehouse or trading intermediary rarely delivers.
Direct access means having a partner invested in your process success, one who shares your priorities about reproducibility, safety, and scale-up. This partnership fosters a level of quality assurance and adaptation that goes beyond what’s listed on a data sheet. The combination of process expertise, regulatory guidance, and hands-on support underpins the value that serious manufacturers bring to chemists working at any scale.
With a deep focus on 2-Bromobiphenyl and related aromatic intermediates, we make sure each lot carries the mark of careful, experienced production. For teams planning a new synthesis, scaling up a successful run, or exploring new classes of functional materials, the choice of intermediates can play a decisive role. Through steady improvement, transparent communication, and uncompromising process control, we help chemists unlock new possibilities without added risk or uncertainty.