|
HS Code |
989753 |
| Chemical Name | 2-[(1R)-1-Amino-2-(2,5-Dibromophenyl)Ethyl]-5-Bromophenol |
| Molecular Formula | C14H11Br3NO |
| Molecular Weight | 477.96 g/mol |
| Cas Number | 851326-05-9 |
| Appearance | Solid |
| Purity | Typically >98% |
| Solubility | Slightly soluble in DMSO, DMF |
| Storage Temperature | 2-8°C |
| Smiles | N[C@@H](Cc1cc(Br)ccc1Br)c2cc(Br)ccc2O |
As an accredited 2-[(1R)-1-Amino-2-(2,5-Dibromophenyl)Ethyl]-5-Bromophenol factory, we enforce strict quality protocols—every batch undergoes rigorous testing to ensure consistent efficacy and safety standards.
| Packing | The chemical is packaged in a sealed 10g amber glass bottle with a tamper-evident cap and clear hazard labeling for safe handling. |
| Shipping | Shipping for 2-[(1R)-1-Amino-2-(2,5-Dibromophenyl)ethyl]-5-bromophenol should comply with all relevant chemical transport regulations. The chemical must be securely packaged in suitable, clearly labeled, leak-proof containers and accompanied by a Safety Data Sheet. Temperature-sensitive handling and hazardous material labeling may be required, depending on specific regulatory guidelines. |
| Storage | **Storage description:** Store **2-[(1R)-1-Amino-2-(2,5-Dibromophenyl)ethyl]-5-bromophenol** in a tightly sealed container, protected from light and moisture. Keep at 2–8°C (refrigerated) in a well-ventilated, dry, chemically resistant area away from incompatible substances such as strong oxidizers. Clearly label the container and ensure all handling follows standard laboratory safety protocols. |
Competitive 2-[(1R)-1-Amino-2-(2,5-Dibromophenyl)Ethyl]-5-Bromophenol prices that fit your budget—flexible terms and customized quotes for every order.
For samples, pricing, or more information, please call us at +8615380400285 or mail to sales2@liwei-chem.com.
We will respond to you as soon as possible.
Tel: +8615380400285
Email: sales2@liwei-chem.com
Flexible payment, competitive price, premium service - Inquire now!
Years of stepping into the lab at dawn have taught our crew that not all molecules are created equal, and nobody knows this like the person pouring the solvents, monitoring the exotherms, feeling the quiet pressure of a steady overnight reaction. We developed 2-[(1R)-1-Amino-2-(2,5-Dibromophenyl)Ethyl]-5-Bromophenol for partners who cannot compromise on both chemical reliability and advanced performance. The path into halogenated phenolic intermediates is not always a straight line—a lot rides on technical know-how, attention to subtle changes, and respect for both purity and the robust handling of materials.
Our team built the synthesis method for this compound from the first gram up, learning quickly how a small shift in chiral resolution, or the fine-tuning of a reduction step, can decide whether dozens of kilograms end up being packed for a client or sent for rework. The precise model we produce relies on hand-tailored chiral separation and strict, stagewise bromination. We maintain isomeric purity at every stage, since even minor contamination can ripple down to the final function.
Almost daily, emails land in our inbox asking for materials with high bromination purity for advanced pharmaceutical research or as a core intermediate for new chiral ligands. We see this molecule requested most often by process chemists pushing brand-new classes of CNS or oncology candidates. Working with this product means clients build on a reliable platform where each batch history, analytical profile, and source of precursor is honestly traceable. From the factory perspective, this trust didn’t appear from nowhere—it took trial runs, scale-up setbacks, and the choice to invest in repetition and documentation even when we could have cut corners. That approach pushes our team to test incoming raw materials and finished goods with both HPLC and chiral LC regularly. If an impurity trends up, the production manager and QC are the first to meet in the lab to trace its cause.
Technicians who work at the interface of reactors and quality labs can see at a glance the importance of well-ordered material. Our batches of 2-[(1R)-1-Amino-2-(2,5-Dibromophenyl)Ethyl]-5-Bromophenol display consistent melting points and optical rotation, critical for researchers in scale-up or method development. Purity (by HPLC) tracks above 99% lot after lot, with single main isomer content. If you ask us about halide lot tracking, we maintain logs, not to meet audit requests but to keep control of process drift. That meant investing in better in-line temperature control, regular calibrations, and learning to speak up if an overnight reaction crystallizes oddly come morning. The solid form flows evenly, but our packers wear masks and gloves because each bag is filled for use in non-sterile chemical process, not food or pharma blending.
Our quality team insists on using in-house and third-party analytical backup—NMR, GC-MS, IR, and elemental analyses confirm identity and grade. This prevents small errors from multiplying at downstream manufacturing. Every package leaves bearing a batch record, sometimes double-checked with QA before dispatch if something fell out of trend, because we can’t afford mistakes.
Published literature and vendor leaflets like to paint a broad target for possible applications, but routine feedback from our client chemistry teams narrows in quickly. The main appeal with this compound lies in its role as a chiral building block for complex pharmaceutical agents. High bromine content draws attention from medicinal chemists designing for halogen bonding or enhancing metabolic stability. Our clients request it for iterative amine modifications, Suzuki or Buchwald-type couplings, and to assemble heterocycle-rich scaffolds resistant to both metabolic and environmental degradation.
In the electronics sector, engineers mention aromatic bromides only work when crystal geometry meets very tight stacking requirements; anything less and their functional materials show lower device efficiency. Several customers are trying to push the limits of organic semiconductors; who needs uneven halogen placement in their thin-film devices? Our feedback often flags the impact of even a fraction of regioisomeric impurity. And once the compound goes downstream, these impurities become almost impossible to remove. That knowledge shaped our own purification protocols—a wider cut in crystallization, extra steps of column chromatography, sometimes even rework when asked for ultra-high grade.
On the front lines, research chemists want a material that simplifies, not complicates, their synthetic fate. They work to make every coupling, rearrangement, or condensation more reproducible—which hinges on a clean input. Over the years, some groups found they could push up to 50-gram scale in sensitive asymmetric syntheses without pausing for re-purification of our lot. That gives their process teams breathing room and drives down their cost per kilo, something that gets attention at a project review board. Our business stays alive by meeting this challenge batch after batch.
Anyone who has worked as a real manufacturer, rather than a broker or distributor, knows the tedious complexity that sits behind reliable supply. For this compound, the difference comes down to a blend of practical expertise in large-volume bromination, careful chiral separation, and a stubborn refusal to send even passable yet sub-standard material. Traders often promise material from multiple origins or skip the chiral control steps, which brings inconsistent performance in crucial downstream steps. We learned to expect surprises and now design process controls to catch them early.
One major concern with halogenated aromatics involves storage and stability. Years ago, before tighter controls, small unknown peaks in the chromatograms led us to uncover that shipping temperature swings and residual solvent could trigger unwanted degradation. This led to tighter packaging protocols, switching out lower-grade liners, and adding a step to flush out the last traces of moisture from freshly packed material. These changes came after careful tracking: a single out-of-spec lot gets dissected, reviewed in quarterly meetings, and changes are implemented across the plant.
Another difference lies in what never appears on spec sheets. Our team talks frankly to clients about supply chain risk and availability. We keep active relationships with the producers of our bromine and specialty precursors, stepping in to requalify alternates during shortages. For a buyer holding up a development campaign waiting on two missing kilograms, this backup plan makes a difference. We take responsibility for supporting future needs, planning ahead for volume increases, or alerting buyers to potential timeline issues long before a stockout threatens their project.
A manufacturer’s role crosses the factory floor, support office, and even extends into the labs of our partners as they stretch available margins of safety or speed-to-market. For 2-[(1R)-1-Amino-2-(2,5-Dibromophenyl)Ethyl]-5-Bromophenol, most users operate with tight timelines and uncertainty. Problems in chiral intermediates can appear overnight: failed reactions, new impurity bands, shipment delays when flights get rescheduled. Our commitment is shaped by the dozens of times support staff took a late-night call after a shipment misconnects or a lab reports unexpected spectra. Solving these challenges goes beyond sending out an analysis certificate—it comes from knowing our own product, tracking its behavior across synthesis, handling, and storage.
Some clients run daily pilot lines, so they count on shared feedback. We urge them to share process hiccups, impurity spikes, or requests for technical clarification—no script or commercial reassurances needed. That communication loop led to innovations, like adjusting the final neutralization step, swapping to alternative drying methods, or shipping smaller aliquots to fit their shift patterns or storage restrictions. On more than one occasion, client feedback prompted process audits that led to updates in our own documentation, even calls to review or revise internal SOPs.
The best way to support customer innovation is to act as a genuine extension of their process chain, not just another anonymous link in a sprawling supply web. Years of fighting to win trust means owning the outcome, not blaming another party down the line. That’s why every product support request is matched with real chemists, not generic service reps, willing to discuss even the toughest project setbacks. Our ethos puts us on the same side of the lab bench as the users, which in the fast-moving world of specialty chemicals, makes all the difference.
Chemical manufacturing does not happen in a vacuum. Each production run touches on environmental regulations, waste management, and the broader impacts of operating in a chemical-intensive sector. For halogenated aromatic compounds, waste stream control demands extra scrutiny. Our site leaders share a primary concern with local authorities—preventing unwanted emissions, segregating halogen loads, and maintaining strict fire and toxicity protocols. We log solvent use, separate waste halides, and batch treat residues. That discipline comes from lessons learned during environmental incident reviews and routine audits. If remediation ever falters, it endangers both future operations and local standing, so each staff member takes environmental stewardship seriously as part of daily work.
Clients in regulated industries, especially those developing APIs or devices, need traceable material history and regulatory support. Our documentation tracks precursor origin, in-process analytical checks, and finished material release, not only as a bureaucratic step but to let partners face inspections, filings, and project reviews with no hidden surprises. Having full traceability also means knowing each tank, each filter, and each lot’s journey. In moments where regulatory change tightens import controls or impurities guidelines, our plant control records serve as a ready reference, not a liability.
No production process lasts unchanged. We keep working to refine the synthesis of 2-[(1R)-1-Amino-2-(2,5-Dibromophenyl)Ethyl]-5-Bromophenol by adopting green chemistry guidelines. Our research team reviews new literature, testing alternative solvents with less environmental impact and exploring ways to recover and recycle used brominating agents where feasible. These incremental improvements come from relentless curiosity and adaptability, mixing old-fashioned shop-floor experience with new science. Every year brings changes—new analytical techniques, updated process controls, and a tighter collaboration between production and QC.
Nothing stands still in chemical manufacturing. We face raw material shortages, shifting global regulations, emerging customer deadlines, and rising safety standards. Our approach keeps us prepared: training staff, investing in plant upgrades, and learning from every batch, good or bad. Building long-term relationships with our customers, our suppliers, and our local community brings a resilience that cannot be replaced by fancy equipment or the latest process software. It comes from treating each gram of material we make as if someone’s research, company, or reputation depends on it—sometimes, it does.
Working as a direct manufacturer means the value of 2-[(1R)-1-Amino-2-(2,5-Dibromophenyl)Ethyl]-5-Bromophenol reaches far beyond the batch certificate or shipping invoice. Our process anchors on the care, competency, and commitment of a team that knows just how easy it is for things to go wrong, and how hard it is to fix them once they do. Colleagues in shops that repackage or resell might not face these daily challenges—no discovery of a hidden affliction in a late stage mother liquor, no early Monday-morning pivot to address drift in crystal habit due to a weather front, no responsibility for a shutdown if the dryer fouls up mid-cycle.
Directly supporting advanced research needs means accepting your product will be scrutinized, measured, and pushed right to the limit. That’s how our company learned to survive in this space and why we maintain both the technical infrastructure and the culture of continuous feedback and improvement. Each success, each resolved issue, and every returned drum tells us something we build into future runs—an iterative improvement process rooted in hands-on experience, not disconnected corporate policy.
At the end of a long production day, the lesson is always clear: the worth of 2-[(1R)-1-Amino-2-(2,5-Dibromophenyl)Ethyl]-5-Bromophenol lies in the certainty it brings to those who depend on it in their next experiment, their development campaign, or their production line. We take pride in being more than a source—we embrace the quiet discipline of those who build chemicals from the raw reagents up, delivering not just a product, but a solid foundation for research and industrial innovation. With every order, both large and small, we aim to set a standard that reflects hard-won lessons and ongoing dedication. That’s what being a manufacturer means to us.