|
HS Code |
866072 |
| Chemical Name | Tetrachloro-p-benzoquinone |
| Common Name | Chloranil |
| Molecular Formula | C6Cl4O2 |
| Molar Mass | 245.88 g/mol |
| Appearance | Yellow to green crystalline powder |
| Melting Point | 305 °C |
| Boiling Point | n/a (decomposes) |
| Solubility In Water | Insoluble |
| Density | 1.83 g/cm³ |
| Cas Number | 118-75-2 |
| Pubchem Cid | 3120 |
| Odor | Odorless |
| Stability | Stable under normal conditions |
| Synonyms | Tetrachlorobenzoquinone, p-Chloranil |
| Refractive Index | n/a |
As an accredited Tetrachloro-P-Benzohydroquinone factory, we enforce strict quality protocols—every batch undergoes rigorous testing to ensure consistent efficacy and safety standards.
| Packing | 500g amber glass bottle with tamper-evident cap, labeled "Tetrachloro-P-Benzohydroquinone." Includes hazard warnings, batch number, and handling instructions. |
| Shipping | Tetrachloro-P-Benzohydroquinone is shipped in tightly sealed, chemical-resistant containers to prevent leakage and contamination. Packages are clearly labeled with hazard information and stored upright. Transport complies with local, national, and international regulations for hazardous chemicals, ensuring temperature control and protection from moisture. Appropriate documentation and emergency instructions accompany each shipment. |
| Storage | Tetrachloro-p-benzoquinone (also known as Chloranil) should be stored in a tightly closed container, in a cool, dry, well-ventilated area away from incompatible substances such as strong bases, reducing agents, and moisture. Protect from light and sources of ignition. Proper labeling and segregation from food and organic materials are essential to prevent contamination and hazardous reactions. |
Competitive Tetrachloro-P-Benzohydroquinone 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
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In over two decades of hands-on manufacturing, we’ve learned what truly matters to users of Tetrachloro-P-Benzohydroquinone. Each batch that leaves our facility reflects not only deep chemical expertise but also a real-world commitment to reliability and transparency. Shipping chemicals is only one piece of the equation. Knowing exactly what goes into every drum, monitoring for off-spec properties, and listening to industry feedback has shaped our standards for this product.
Our model of Tetrachloro-P-Benzohydroquinone stems from a continuous improvement mindset. We control the key steps: chlorination of p-hydroquinone, rigorous isolation, and purification. Over countless production runs, we have optimized reaction parameters to keep impurities well below the acceptance thresholds. You’ll find that our product shows a pale crystalline appearance, signaling the clarity you want for downstream formulations.
Specifications get tested on real samples, not just on paper. Every campaign, tests for melting point, moisture, and residual solvent content guide our process adjustments. For example, moisture consistently registers below 0.1% across independently verified lab analyses. Melting point ranges align tightly with supplier guarantees, but we publish full chromatographs to back our claims.
Tetrachloro-P-Benzohydroquinone goes into advanced photoresist synthesis and antioxidant systems. Our role as a manufacturer means conversations often start with practical constraints: solubility, dust management, and filtration. We worked with downstream users to reduce particle fines, which cut down clogging incidents in high-throughput equipment. We recommend dry, sealed storage because our experience matches the literature—humidity leads to clumping, which impacts dosing accuracy.
Customers processing pigments and pharmaceuticals usually emphasize trace metals and halogen content. As a chemical plant, we run additional checks because we’ve found—sometimes painfully—that metal contamination can upend a whole series of production runs. To avoid these setbacks, our filtration steps use food-grade filter aids and high-purity solvents sourced under long-term contracts. If you’re running large-scale synthesis, our consistency removes a layer of guesswork from your quality system.
Manufacturers often field questions about how Tetrachloro-P-Benzohydroquinone compares to alternatives like dichloro or trichloro-substituted derivatives. We have firsthand data: the tetrachloro form comes out consistently less reactive under standard substitution conditions, which makes it a stronger candidate for selective downstream transformations. Our team monitored side-reactions in dozens of parallel syntheses, and finds that tetrachloro’s lower reactivity pays dividends in reducing byproduct profiles.
Compared to generic monochlorinated hydroquinones, our product ends up with lower batch-to-batch variability in UV absorbance. This directly impacts applications in electronic chemical syntheses, where optical properties need to stay within strict tolerances. Research-grade users sometimes approach us for samples with ultra-low organochlorine contaminants. We can accommodate this by tweaking holding temperatures and settling times during purification—a capability that comes from building specialized filtration units purpose-built for our facility.
Our plant’s history includes partnership with both established and start-up firms in electronics, colorant chemistry, and specialty materials. As semiconductor photolithography moves to ever finer geometries, we’ve seen purchases swing toward narrow-melting, ultra-pure materials. In response, we’ve ramped up in-line detection and batch segregation. By sharing data with academic groups and R&D teams, we help close the loop between pilot projects and full-scale adoption.
Our operators receive monthly briefings on process deviations, not only to correct errors but to surface new trends. More than once, a subtle shift in crystallization kinetics led us to tweak solvent ratios—this vigilance lets us keep pace with both regulatory changes and customer requirements. When per- and polyfluoroalkyl substances (PFAS) regulation gained pace, we started tracking and reporting trace levels in parallel. That experience built a real culture of proactive compliance.
Every kilogram of Tetrachloro-P-Benzohydroquinone is coded for full traceability, starting from raw material intake through the packaging stage. Our records system goes beyond lot numbers to retain temperature, batch operator, and cleaning cycle logs. Several multinational buyers audit these records annually, and we have passed them for three consecutive cycles. These inspections keep us honest and motivate us to review our procedures regularly.
Product documentation includes analysis certificates signed by our lab manager. Before shipment, we verify results using dual independent assays—a policy that came from long experience with customs and border authorities in multiple countries. That hands-on exposure matters: lost time at port quickly turns into lost orders, so we do our part to keep things moving.
Every production campaign throws unique challenges. We’ve fielded questions from specialty polymer producers about residue levels in extrusion, and from pigment formulators about off-odors that result from trace solvent retention. Direct manufacturer involvement means we can invite partners onto the plant floor for root-cause analysis. One such visit led us to update our vacuum drying cycle, cutting odor complaints by half in the next production year.
Sometimes specification sheets from resellers gloss over long-term stability concerns. We gather data through shelf-life studies in multiple storage conditions, both in climate-controlled and ambient warehouses. Degradation under light or thermal exposure rarely fits into a neat summary—actual reaction products can vary by environment and packaging type. Our technical team reports outliers and makes recommendations based on practical findings, not theoretical models.
No factory operates in a vacuum. User feedback shapes everything from batch sizes to packaging formats. Years ago, we introduced re-sealable, anti-static inner bags after seeing rampant dusting during unloading in customer warehouses. That change came prompted by a simple set of photos from a user, showing fine particles leaking from cracked liners. By relying on this iterative approach, we keep reshaping both product and process.
On rare occasions, a batch fails to meet our own standards. When this happens, we prioritize transparency over excuses. We contact every recipient, offer replacement material, and share full analytical findings. Mistakes become learning experiences; records from every deviation feed back into monthly process reviews. This culture—open and constantly seeking feedback—matters more than any marketing slogan or spec sheet.
Legislation around halogenated organics grows stricter each year. Our operation treats waste-stream management as a core process, not a check-box requirement. The chlorination reaction creates vent gases and heavy residues; we capture and neutralize these streams in on-site treatment units. Data on emissions gets reported quarterly to local regulators and remains open to public scrutiny.
We source chlorine and all hydroquinone precursors from vetted suppliers in compliance with the latest chemical control regulations. Over the years, we’ve participated in voluntary reporting programs and welcomed third-party reviews of our remediation systems. Our waste reduction efforts cut our output of non-recoverable residues by forty percent over the last three years—a statistic that comes from carefully measured drum counts, not PR spin.
End users continue to find new applications for Tetrachloro-P-Benzohydroquinone, most notably in advanced coatings and data storage materials. Collaborations with research groups have steered us toward developing even finer fractions with tighter particle size distributions. Each new spec brings opportunity but also sets off production trials and pilot-scale tweaks. We maintain a pilot reactor dedicated to such runs, giving us flexibility to support bespoke customer projects.
As electronic and material science evolve, suppliers face increasing demands for compliance testing, often stretching beyond published regulatory limits. We make regular investments in analytical technologies, such as GC-MS and ICP-OES, to track not just residual solvents but also ultra-low trace contaminants. By keeping our capabilities ahead of the curve, we not only secure new business but also give established clients confidence in every new order.
We view each delivery not as the end of a transaction but a chapter in a longer working relationship. Our team offers full technical support, including on-site visits to optimize handling or troubleshoot challenging applications. Instead of distancing ourselves from challenging requests, we see them as opportunities to refine our methods and keep partners ahead of their industry’s demands.
Practical knowledge develops from shared experience—mistakes, discoveries, and straightforward conversations between plant teams. Our doors stay open for collaboration, and feedback cycles back into both product adjustments and broader company practices. These two-way relationships inspire real change in both our operation and our industry.
Over the years, direct sourcing has allowed our partners to bypass gaps in information that typically arise with third-party resellers. Full visibility into production processes helps eliminate quality guesswork, and informed adjustments foster stability in demanding applications. While commercial realities often dictate sourcing channels, users who choose to work directly with manufacturers gain not just better traceability, but also insights that lead to process improvements on both sides of the supply chain.
As end-use requirements shift and regulatory frameworks grow more complex, real partnership between buyer and maker stands out as a competitive advantage. Our commitment remains fixed: to offer Tetrachloro-P-Benzohydroquinone whose quality is built into every step of the process, grounded in the realities of both chemical manufacturing and customer need.