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HS Code |
323126 |
| Compound Name | Pyridine, bromide, hydrogen salt (1:3) |
| Molecular Formula | C5H5N·3HBr |
| Molecular Weight | 336.88 g/mol |
| Cas Number | 626-53-9 |
| Appearance | White to off-white solid |
| Solubility | Soluble in water |
| Melting Point | 222-224 °C |
| Odor | Amine-like |
| Storage Conditions | Store at room temperature, keep container tightly closed |
| Ph | Acidic in aqueous solution |
| Synonyms | Pyridinium tribromide, pyridine hydrobromide (1:3) |
| Uses | Reagent in organic synthesis |
As an accredited pyridine, bromide, hydrogen salt (1:3) factory, we enforce strict quality protocols—every batch undergoes rigorous testing to ensure consistent efficacy and safety standards.
| Packing | 250g sealed amber glass bottle with tamper-evident cap, featuring hazard labeling and clear identification: "Pyridine, Bromide, Hydrogen Salt (1:3)." |
| Container Loading (20′ FCL) | 20′ FCL can load about 12 metric tons of pyridine, bromide, hydrogen salt (1:3), securely packed in sealed drums. |
| Shipping | **Shipping Description:** Pyridine, bromide, hydrogen salt (1:3) should be shipped in tightly sealed containers, protected from moisture and incompatible substances, and clearly labeled as a chemical substance. Follow all regulatory guidelines for hazardous material transport, including appropriate documentation and safety data sheets, to ensure safe and compliant shipping. |
| Storage | Pyridine, bromide, hydrogen salt (1:3) should be stored in a tightly closed container, in a cool, dry, well-ventilated area away from incompatible substances such as strong oxidizers and acids. Protect it from moisture, heat, and direct sunlight. Proper storage minimizes the risk of decomposition and ensures safety. Use secondary containment to prevent accidental spills and label the container clearly. |
| Shelf Life | Pyridine, bromide, hydrogen salt (1:3) typically has a shelf life of 2–3 years when stored in a cool, dry place. |
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Purity 98%: pyridine, bromide, hydrogen salt (1:3) with 98% purity is used in pharmaceutical intermediate synthesis, where it ensures high yield and minimal impurities. Melting point 180°C: pyridine, bromide, hydrogen salt (1:3) with a melting point of 180°C is used in high-temperature organic reactions, where thermal stability prevents decomposition. Molecular weight 414.86 g/mol: pyridine, bromide, hydrogen salt (1:3) with molecular weight of 414.86 g/mol is utilized in stoichiometric reagent preparation, where precise molar control is achieved. Particle size <50 microns: pyridine, bromide, hydrogen salt (1:3) with particle size below 50 microns is applied in homogeneous catalytic systems, where rapid dissolution accelerates reaction rates. Stability temperature up to 120°C: pyridine, bromide, hydrogen salt (1:3) stable up to 120°C is used in accelerated aging studies, where consistent chemical properties are maintained throughout testing. Hydroscopicity: pyridine, bromide, hydrogen salt (1:3) with low hygroscopicity is used in solid-state pharmaceutical formulations, where moisture resistance preserves shelf life. Solubility in water 200 g/L: pyridine, bromide, hydrogen salt (1:3) soluble at 200 g/L in water is used for aqueous reaction setups, where high solubility enhances reactant dispersion. Assay ≥99.5%: pyridine, bromide, hydrogen salt (1:3) at ≥99.5% assay is utilized in analytical calibration standards, where measurement accuracy is critical. Bulk density 1.25 g/cm³: pyridine, bromide, hydrogen salt (1:3) with bulk density of 1.25 g/cm³ is used in tablet manufacturing, where uniform compaction is achieved. Residue on ignition <0.1%: pyridine, bromide, hydrogen salt (1:3) with residue on ignition less than 0.1% is applied in high-purity chemical synthesis, where it prevents catalyst poisoning. |
Competitive pyridine, bromide, hydrogen salt (1:3) prices that fit your budget—flexible terms and customized quotes for every order.
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Our industry moves quickly, juggling new synthesis methods, tighter environmental controls, and fresh application demands. In our years formulating and handling pyridine, bromide, hydrogen salt (1:3), we find the difference between a batch that supports production targets and one that slows down a process too often hides in careful process control, clean input streams, and stable handling. Chemists on the plant floor tell stories about variable reactivity or unexpected byproduct issues when raw material quality dips. We design our manufacturing processes specifically to lock down those inconsistencies.
Pyridine, bromide, hydrogen salt (1:3) is not just a chemical with a mouthful of a name—it comes up in synthesis chains where the reliability of each step counts. Our batches run with controlled input pyridine and regulated acid-base neutralization, using bromide sourced to minimize trace contaminants. Operators and R&D staff review every specification batch, measuring purity, moisture, and appearance, and log data for continuous improvement. We commit to traceability, supporting any downstream inquiry with batch histories and quality-at-every-step documentation. The clear white crystalline powder demonstrates the level of finish we consider baseline, not a bonus.
Not every chemical sees the same attention in the market. Pyridine, bromide, hydrogen salt (1:3) sometimes gets treated like an afterthought, wedged between better-known reagents or sold as a generic alternative in catalogues. But those who use it for alkylation catalysis, lab-scale halogenation, or intermediate salt formation know it rarely forgives sloppy preparation. Excess water content spoils reactivity. Traces of oxidizable organics in starting pyridine cause colored impurities, forcing expensive batch cleanups or discards. As the original manufacturer, we view quality less as marketing—and more as a daily grind. We invest in in-line moisture analyzers, gas-phase bromination systems tuned to reduce side formation, and trained staff who understand the impact of every tweak in the process.
A difference of one or two percent in purity can derail several downstream steps for researchers and production-scale customers. Many industry partners tell us projects only succeed when they can trust the salt behaves identically from batch to batch. We keep open books with each client about impurity profiles, expected storage life, and performance on each analytical parameter. This builds lasting relationships where users can tackle higher-complexity reactions with confidence.
Our main model, produced at multi-kilogram scale, is engineered with consistent molar ratios and reproducible granulometry. Finished product typically shows less than 0.3 percent moisture and passes conventional melting point validation. Routine batches deliver between 98 and 99 percent purity; off-grade or out-of-spec material never leaves our plant. For researchers asking about special needs—unique particle size, enhanced purity for sensitive synthesis, or extended shelf stability—we adjust upstream sources and crystallization protocols.
On-site manufacturing allows us to respond rapidly to custom requests. We log every step, from pyridine receipt and testing, through controlled bromination, to final neutralization and drying. Waste minimization and recovery of bromide and pyridine residues now form an integral part of operations, reducing cost and keeping us above regulatory thresholds on emissions. Each kilo produced supports both modern process control and evolving green standards. Partners auditing our plant recognize solvent recovery and vapor abatement as practical priorities, not just regulatory checkboxes.
Comparing pyridine, bromide, hydrogen salt (1:3) to generic pyridinium bromide and basic pyridine salts is a lesson in reaction control and compatibility. Our compound strikes a balance between reactivity and handling ease—reactive enough to serve as a halogenation catalyst or phase transfer agent, while crystalline and stable for storage at ambient conditions. Contrast this with pyridine hydrochloride, which often suffers high caking and deliquescence. Pyridine hydrobromide scores higher for clean halide substitution, but our 1:3 salt exposes less byproduct drift thanks to the controlled 3:1 hydrogen to pyridine ratio.
Many industry players substitute generic pyridinium bromide to save cost, but user feedback points to more crud formation and inconsistent yields in those cases. Our synthesis keeps stoichiometry locked in, meaning customers spend less time reformulating recipes. The halide content sits within tight limits, unlike some alternatives that show broader batch variability. When solvents or temperature profiles shift during scale-up, researchers find the crystalline product less prone to humidity-induced clumping or loss of clarity.
In the pharmaceutical sector, process chemists often rely on pyridine, bromide, hydrogen salt (1:3) as a phase transfer agent or a scavenger in halogenation reactions. Medicinal chemists working up new scaffolds demand salt packs that deliver clean, predictable conversion without lingering byproducts. Our customers have run multi-hundred-gram preparations for regulatory submission batches and return to our material, noting fewer chromatographic purifications required before isolation of their target molecules.
Agrochemical intermediates benefit too. Producers scaling up new pesticide leads report faster precipitation when our salt controls are followed; the clean granulation speeds up downstream filtration and drying. In these settings, the difference between our material and catalogue-grade bromide salts becomes visible in product purity and overall yield. Smaller research teams find they can skip repeated re-drys and handle free-flowing product with minimal packaging effort. Feedback shows that some generic bromide salts from brokers trend higher in moisture or arrive with yellowing, delays that cascade in multi-step synthesis.
Storage of chemical salts is often treated as an afterthought, but our direct experience busts this myth. Too many labs have handled spoiled, caked, or hydrolyzed salts. We tackle the risk with constant checks—sampling final batches after simulated transport and storage to catch caking, water take-up, or color shifts. Our standard packaging blocks light and minimizes moisture exchange, supporting reliable shelf life at ambient warehouse temperatures for standard order cycles.
We list best-by dates conservatively, and offer production records for any order, including storage test data and appearance verification. Larger customers routinely schedule quarterly shipments and find the packaging consistent. This simple discipline runs counter to some distributors who repackage bulk grades and offer no shelf stability assurances. Here, our direct control over the manufacturing and fill process sidesteps those risks, letting users focus on actual chemistry, not troubleshooting supply chain surprises.
Many chemical market users wind up chasing paper trails through brokers or resellers, with little insight into how their salt was made or how often it sits on a warehouse shelf before delivery. Our approach removes those worries. Every batch is manufactured, tested, and shipped from our own facility, with no third-party handling or repackaging. We publish origin and synthesis protocol details for technical users. If a question arises about a specific batch, we answer with firsthand process data, not generic reassurances. Long-term supply agreements gain from this direct access; fluctuations in global pricing or freight disruption risk are managed with forward planning and staggered production, not last-minute improvisation.
This direct manufacturing guarantee reassures partners who must certify material provenance in regulatory filings. Research chemists, intermediates manufacturers, and custom synthesis houses alike increasingly require full traceability—especially with stricter global audits. Here, our process-driven records and open communication pay off in trusted partnerships. We work alongside customer process engineers to align shipping, storage, and use with their own protocols.
The market is full of products making wild claims about purity or process innovation, but years working production lines and troubleshooting customer processes have taught us chemistry rewards substance over flash. We refuse to compromise on batch purity for quick market wins. Our staff run research and process improvement projects to fine-tune bromide recovery, reduce water byproducts, and extend viable shelf life based on distributed customer use patterns. This approach means less sales fluff and more confidence for the end user.
Users report improved workflow—fewer failed reactions, tighter yield distribution, and faster cleanup. For us, this feedback drives the next round of process tweaks and capital investment. Lessons learned in batch troubleshooting go straight back into training, so our operators can spot subtle telltales before they become costly rejects. We believe such cycles of listening and adjusting define solid chemical manufacturing.
Industry is not static. Regulation ticks up year on year, requiring cleaner processes, less waste, and more recycled input. Customers ask for salt grades that work in highly automated systems and can withstand long-term tropical storage. Our R&D teams work with field data and customer requests, trialing new synthesis tweaks and packaging approaches. Where possible, we collaborate with application teams to tune physical properties, reduce flaking risk, improve solubility, or suppress foreign odor that sometimes characterizes poorly washed or impure material.
We also run test lots for new users, supporting their scale-up studies with guidance and secondary testing where needed. Many bring specialized requests—reactions under unusually high pressure, or intermediates needing exceptionally low residual water. We appreciate these exchanges, because every new challenge helps us raise the bar for both product and process.
Many buyers receive confusing pitches about "equivalent" pyridinium salts or mixed pyridine bromide products from various suppliers. From experience, we see big differences in ease of use and consistency. The 1:3 hydrogen to pyridine ratio delivers tighter performance in catalytic cycles, prevents the drift that shows up in less precisely prepared alternatives, and supports researchers scaling up their reactions or moving to GMP-grade intermediates. The more precise the salt, the less time lost on back-end troubleshooting.
Customers tempted to substitute off-the-shelf bromide salts often pay in slower processes, higher impurity loads, and unpredictable reasyield. We’ve done internal side-by-side trials: our product’s stable crystal structure matters when scaling operations or running automated feeding into reactors—common in pharmaceutical and agricultural chemical production. Cleaner product feeds drive superior throughput and trim labor time. Those “minor” improvements translate to sharper budgets for our major partners.
Not every chemical in the catalogue earns process-specific adjustments, but our experience shows pyridine, bromide, hydrogen salt (1:3) warrants the attention. On pilot plants in our network, synthesis teams running this salt notice that keeping residual moisture low cuts the need for repeated drying cycles. When partners switch from lower-grade or uplabelled substitutions, less pre-treatment is required to reach the purity their applications demand. Cleaner reaction endpoints mean less worry about downstream clogging or incomplete reactions.
Pharma users running scale-up batches comment on improved reproducibility—repeatable chromatography and simpler waste handling thanks to more predictable byproducts. Agrochemical teams see less lost product in filter steps. Rather than average outcomes, our product stakes a claim for making science repeatable and scale-friendly, not just workable in a controlled lab.
From direct discussion with large-scale intermediates manufacturers, we understand that every saved hour and trimmed filtration means higher profitability. Our customers cut labor required to re-dry, re-test, or troubleshoot unwanted impurities, and they note the difference in operational stability over many cycles. Productivity jumps when teams don’t have to stop and rework batches, hunt down alternate lots, or run time-consuming pre-use purification. These savings are easily tracked by industry buyers who measure downtime lost to inconsistent inputs.
Consistency, often overlooked, keeps pilot plants and kilo labs upright in the face of tough production targets. We support this demand with rigour—never diluting focus on batch-to-batch purity, tight analytical work, and robust documentation. No fancy gimmicks—just honest, focused manufacturing. We learn from every production run and every user call, aiming for improvement at each step.
Chemical manufacturing always offers opportunities for better outcomes. Our story with pyridine, bromide, hydrogen salt (1:3) reflects a broader commitment—meeting user needs by refining core process steps, testing against real-world requirements, reporting openly, and building long-term trust. Every kilogram we produce leverages our direct hands-on knowledge, bringing practical reliability for each application, every day.