|
HS Code |
305326 |
| Chemical Name | 5-Amino-2-Chlorophenol |
| Cas Number | 2835-98-5 |
| Molecular Formula | C6H6ClNO |
| Molecular Weight | 143.57 g/mol |
| Appearance | Light brown to beige solid |
| Melting Point | 94-98°C |
| Solubility In Water | Slightly soluble |
| Purity | Typically ≥98% |
| Synonyms | 2-Chloro-5-aminophenol |
| Smiles | C1=CC(=C(C=C1N)Cl)O |
| Inchi | InChI=1S/C6H6ClNO/c7-4-2-1-3-5(8)6(4)9/h1-3,9H,8H2 |
| Storage Temperature | Store at room temperature |
| Hazard Statements | Harmful if swallowed, Causes skin and eye irritation |
As an accredited 5-Amino-2-Chlorophenol factory, we enforce strict quality protocols—every batch undergoes rigorous testing to ensure consistent efficacy and safety standards.
| Packing | 250g of 5-Amino-2-Chlorophenol is packaged in a sealed amber glass bottle with a tamper-evident cap and hazard labeling. |
| Shipping | 5-Amino-2-Chlorophenol should be shipped in tightly sealed containers, under cool, dry conditions. It must be clearly labeled and packaged to prevent leaks, with caution for chemical hazards. Follow all regulatory requirements, including labeling and documentation. Appropriate protective measures are essential to ensure safe handling and transportation during shipping. |
| Storage | 5-Amino-2-chlorophenol should be stored in a tightly sealed container in a cool, dry, and well-ventilated area, away from sources of ignition and incompatible substances such as strong oxidizers. Protect from direct sunlight, heat, and moisture. Ensure appropriate labeling and store at room temperature. Access should be restricted to trained personnel, and proper personal protective equipment should be used when handling. |
Competitive 5-Amino-2-Chlorophenol 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.
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Tel: +8615380400285
Email: sales2@liwei-chem.com
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Running a chemical plant means coming face-to-face with raw materials and finished products every shift. Over two decades, we shaped our approach to 5-Amino-2-Chlorophenol around steady results, consistent purity, and safety. Our teams handle these batches from reaction vessel to packaging line, so every improvement shows up plainly: fewer impurities, easier filtration, better yield, and safer working conditions.
In every batch of 5-Amino-2-Chlorophenol, specification isn’t just headline numbers. We target a minimum purity of 99%, checked by HPLC and GC, with strict low limits for residual solvents and starting materials. An off-spec batch puts extra strain on our downstream equipment; it forces rework and impacts customer timelines. By holding our process to tight controls, we’ve cut rework rates and boosted confidence in each shipment that leaves our site.
Our product comes as a beige-to-light brown crystalline powder. Dust control remains a key focus; we operate closed transfer for handling, since the smallest leak complicates environmental controls and clean-up. The material has a melting point near 116–118 °C and dissolves in common polar solvents. We find operators prefer its relatively low tendency to clump, which keeps weighing and packing straightforward.
We ship most of our 5-Amino-2-Chlorophenol to manufacturers of dyes and pigments, where its aminophenol structure acts as a core intermediate. Bulk buyers in Europe and Asia often give us feedback straight from their own lines. They need low metal content—especially copper, iron, and sodium—since trace levels in this material can cause off-shades in high-end pigments and failure in downstream reactions. We run ICP-OES checks to spot contamination before it ever causes trouble. That extra step grew out of ruined tanks, lost weekends, and costly shipment rejections years ago, and we make sure not to skip it now.
Some pharmaceutical companies use this compound for API synthesis. Standards there require higher accountability—any change in impurity profile means months in regulatory limbo. That pressure drove us to develop a proprietary purification cycle that strips out halogenated by-products and amines even below detection limits. While a casual observer might not spot the difference, batch release records tell the whole story: fewer outliers, smoother downstream processing, and less risk in final formulation.
Chemists sometimes try to substitute 4-Amino-2-Chlorophenol or 5-Amino-3-Chlorophenol for cost reasons. We ran those alternatives ourselves in-house pilots. Both showed lower reactivity in coupling reactions, and the side products needed more elaborate cleanup. It isn’t just about the initial price per kilogram—extra waste disposal, solvent use, and downtime wipe out any savings. Over time, our best clients stick with the 5-amino variant for predictable yields and fewer production headaches.
Supply reliability came up recently with new buyers. They asked why not just purchase a general aminophenol blend, as some resellers suggest. In our operation, mixed isomers gum up steps in making azo dyes and can complicate recrystallization. If you want a trouble-free run—for instance, moving from pilot to multi-tonne scale—sticking to the identified 5-amino isomer makes all the difference. Our plant management has learned this lesson from hard practice, not spreadsheet theory.
Our process engineers know: a four-hour filter break on one batch can ruin a whole week’s schedule. In 5-Amino-2-Chlorophenol, crystal form and particle size matter. Too much fine dust or oversized clumps, and flow rate through filters drops by half. Production logs from a few years ago show that even a minor shift in recrystallization can triple the cleanup time. We respond by tuning cooling rates and solvent selection right at the plant floor, based on live process data every shift.
Seasonal temperature swings used to give us unpredictable results. Now, we run temperature-controlled reactors and keep raw material storage at a tight band. If things drift, quality dips and the cost goes up. Operators see it on the control screens, and our daily route cards track those tweaks—small changes so each drum in a shipment matches our standards. We treat process transparency as a discipline, not a buzzword; it makes customer audits smoother and builds real trust from our partners.
Each year, we review our packing procedures. Our product leaves the plant in double-lined fiber drums or HDPE containers, depending on the shipment size. Drums have antistatic liners, not for show but to deal with real-world risks: static discharge in dry weather can ignite fines, so we ground everything and use proper PPE during filling. Loading crews understand why containment checks matter—they remember how one unsealed bag meant hours of spill response down the corridor.
Labels on our drums come directly from our lot tracking system. They record production date, operator ID, and a batch-specific QR code. Gone are the days of hand-written slip-ups and unlabeled bins. This system grew out of an incident where a mislabeled barrel nearly led to a major blending error at a customer’s site. Now, each drum matches instantly to our digital batch records, so nobody has to lose sleep later.
Producing aminophenols always brings challenges for air and water discharge. We operate wet scrubbers at the vent stacks and use parallel filters in effluent channels. The wet cake from our final centrifuge goes directly to a dedicated waste line—no open transfer, no airborne dust. Plant workers pushed for these upgrades after years of dealing with intermittent allergies and minor skin irritation from less controlled practices. We take these improvements personally, because many of us have family members working nearby.
Wastewater from rinsing and equipment cleaning ties directly into our in-house treatment plant. We monitor amine and chlorinated hydrocarbon levels in real time, sending samples to outside labs every week. Local regulators trust our results because we share the reports without editing, and we address noncompliance fast. This close oversight comes from lessons where trust broke down, both with inspectors and with neighboring communities.
Logistics isn’t an afterthought. Our custom drums make transport by truck, ocean, or rail easier; we use tamper-evident seals and track each load from departure to delivery. Bulk buyers always ask about shelf life. In our experience, product stored under dry, cool, and sealed conditions holds its properties for at least a year, often longer. We measure moisture content both at packing and again at customer request. If drums arrive caked or past best-use, we accept return or arrange on-site testing. Long-term supply partnerships only work with this kind of trust and response.
Regulatory checklists mean more than routine. Auditors walk our line, review our documentation, sample from inventory, and ask workers to describe procedures. Every team member goes through regular training—not just a sign-off, but mock drills, troubleshooting scenarios, and knowledge checks. This level of readiness grew out of hard experience with inspections where an incomplete answer could halt the entire process. We keep audit trails, from raw ingredient batch numbers to cleaning logs for drying ovens.
Our product supports downstream users who need to reference REACH registration, local chemical laws, and workplace safety rules. Since one buyer’s standards can shift overnight—due to market, regulatory, or internal protocol changes—we keep regulatory staff in direct communication with our largest clients. If a restriction or new reporting rule surfaces, we trace its relevance ourselves, not pass the burden onto end users. This prevents compliance breakdowns and keeps both sides invested in long-term solutions.
Material shortages happen. We use a split-sourcing approach for key precursors and keep minimum one-month reserves in our on-site warehouses. By tracking global supply news, we adapt orders ahead of time, not react last minute. In early 2022, a bottleneck at a basic aniline supplier forced us to rethink process timing. We ended up buying in bulk, upgrading storage, and changing our drying cycle so that we could process larger batches during off-peak energy hours. This switch kept our commitments when others stalled out.
Price volatility impacts everyone down the chain. We focus on communication—sharing anticipated production schedules with main buyers and updating lead times proactively. When a spike in raw material pricing hits, clients see our projections before it affects their lines. These efforts let production planners downstream run their shifts more effectively, reducing late-night change orders or rush shipments.
No batch goes off the line without a detailed post-run review. We map out any anomaly, from unmatched yields to color shift to machine downtime. Plant engineers talk with line workers, lab analysts, shipping, and even customer technical contacts. If there’s an improved filtration step or a tweak to reaction timing, it gets trialed on small runs and reported group-wide.
This mindset goes deeper than just chasing higher purity. Operators reward changes that make daily life easier, like lighter drum weights, clearer material flow indicators, or better PPE. Management listens because every hour saved compounds into less overtime, lower risk, and fewer incidents.
Each year, new uses for 5-Amino-2-Chlorophenol emerge in specialty coatings, plastics additives, and novel dye classes. Our technical team collaborates directly with R&D units at leading formulators, sharing process data under confidentiality to fine-tune blends. We see first-hand the value of transparency when a customer hits a snag—offering real analytical support instead of generic, template responses.
We approach every client order as a working partnership, not a one-time transaction. Factories that send us their old batch problems get back process advice drawn from countless line hours, not just a read-out of a TDS. Some buyers now ask for custom particle sizing; others want stricter residual solvent limits. We provide that flexibility because our equipment setup allows real-time adjustments, not just catalog offerings.
Operators at our facility spend years learning the fine points of aminophenol production. They understand the real-world impact of minor changes—how even a slight moisture variation can affect an entire run. We invest in automation and monitoring, so future batches grow safer and more reliable, yet we rely on the craft that comes from hands-on work.
Value comes not from generic claims, but from a track record of performance under pressure: clean batches, on-time delivery, transparent answers, and zero surprises at customer sites. Our 5-Amino-2-Chlorophenol stands on that foundation, carrying forward lessons built one drum and one shift at a time.
