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Chloranilic

    • Product Name Chloranilic
    • Alias Chloranil
    • Einecs 204-878-3
    • Mininmum Order 1 g
    • Factory Site Tengfei Creation Center,55 Jiangjun Avenue, Jiangning District,Nanjing
    • Price Inquiry admin@sinochem-nanjing.com
    • Manufacturer Sinochem Nanjing Corporation
    • CONTACT NOW
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    Specifications

    HS Code

    152159

    Chemical Name Chloranilic acid
    Formula C6Cl2O4H2
    Molecular Weight 223.98 g/mol
    Appearance Reddish-brown crystalline solid
    Melting Point 295 °C
    Solubility In Water Slightly soluble
    Cas Number 87-88-7
    Odor Odorless
    Pka 1.02, 2.33
    Uses Analytical reagent, intermediate in dye and pigment synthesis
    Hazard Statements Irritant to eyes and skin
    Storage Conditions Store in a cool, dry, well-ventilated area
    Stability Stable under recommended storage conditions

    As an accredited Chloranilic factory, we enforce strict quality protocols—every batch undergoes rigorous testing to ensure consistent efficacy and safety standards.

    Packing & Storage
    Packing Chloranilic is packaged in a sealed amber glass bottle, labeled clearly, containing 25g, and protected with a secure screw cap.
    Shipping Chloranilic should be shipped in tightly sealed containers, protected from moisture and direct sunlight. Use appropriate labeling according to local and international regulations for hazardous materials. Transport in a cool, dry environment with adequate ventilation, away from incompatible substances such as strong acids or bases. Handle with proper personal protective equipment (PPE).
    Storage Chloranilic should be stored in a cool, dry, and well-ventilated area away from heat sources and direct sunlight. Keep the container tightly closed and protected from moisture and incompatible substances such as strong oxidizers and bases. Store in a designated chemical storage cabinet, preferably under inert atmosphere if possible, and ensure proper labeling. Always follow safety and regulatory guidelines.
    Application of Chloranilic

    Applications of Chloranilic in Industrial Manufacturing

    Chloranilic is widely used across several industrial sectors as a specialized intermediate and functional additive due to its electron transfer properties and strong oxidizing abilities. Our manufacturing expertise enables consistent quality and traceability in every order. Below are major application sectors with discrete use cases, compliance standards, usage ratios, process integration, and end products.

    1. Dye and Pigment Synthesis

    Chloranilic functions as a key intermediate in the synthesis of vat dyes and specialty pigments, contributing to color stability and fastness properties. Industrial textile and ink applications require precise control of the synthesis to achieve consistent color outcomes. Our facility supports batch records, traceability, and rigorous impurity controls to align with downstream requirements for colorants in regulated markets.

    Industry compliance standards

    • OEKO-TEX Standard 100
    • REACH Regulation (EC) No. 1907/2006
    • EN 71-3 (Safety of Toys – migration of certain elements)
    • ISO 9001:2015 Quality Management Systems

    Typical usage ratio

    • 10–25% of total mass in the oxidation or coupling stage; batch chemists adjust depending on target chromatic intensity and end-use resistance properties.

    Downstream process integration

    • Introduced during diazotization or coupling steps for synthetic dye preparations.
    • Added post-filtration in pigment preparation lines to stabilize color shade.
    • Direct-feed to aqueous or solvent-based reaction kettles under inert atmosphere at 65–80°C.

    Final product types

    • Vat dyes for textiles and fiber dyeing
    • Specialty pigments for printing inks
    • Plastic color concentrates used in automotive and consumer goods
    • Industrial paints and coatings with enhanced light fastness

    2. Photographic Chemical Processing

    Chloranilic serves as an electron transfer mediator and redox agent in traditional silver halide photographic developer systems. It optimizes image contrast, stabilizes reduction environments, and limits fog formation during high-throughput film processing. Stringent control prevents impurity carry-over affecting image quality, and all production meets relevant industry and environmental regulations for chemical processing lines.

    Industry compliance standards

    • ISO 18902:2007 (Imaging materials – processed films – storage)
    • RoHS Directive (EU) 2015/863
    • EPA Title 40: Protection of Environment (photoprocessing effluent discharge)
    • Good Manufacturing Practice (cGMP) for photochemical production

    Typical usage ratio

    • 0.05–0.2% weight/volume in developer solutions; adjusted for emulsion sensitivity and process temperature.

    Downstream process integration

    • Added as a reductant in silver halide developer blending tanks.
    • Charged prior to pH control and buffering agents to ensure complete dissolution.
    • Allows for continuous or batch dosing inline with developer concentrates.

    Final product types

    • Black and white photographic developers
    • Color negative and color reversal film chemicals
    • Archival photographic processing kits
    • Commercial imaging solutions for medical and motion picture film

    3. Polymer Additive Manufacturing

    Chloranilic acts as an efficient oxidizing and crosslinking agent in conductive polymer production, notably in polyaniline and related aromatic polymers. It enhances chain propagation and increases mechanical and electrical stability. Our manufacturing provides high lot-to-lot consistency demanded by compounding facilities and electronic material producers. Chloranilic’s use must comply with strict chemical residual limitations and trace impurity thresholds commonly regulated in advanced material sectors.

    Industry compliance standards

    • UL 94 (Flammability of Plastic Materials)
    • IEC 60216 (Electrical Insulating Materials – thermal endurance properties)
    • RoHS (Restriction of Hazardous Substances Directive 2011/65/EU)
    • ASTM D3359 (Adhesion by Tape Test)

    Typical usage ratio

    • 0.5–3.5% by polymer mass; process engineers optimize based on desired electrical conductivity and crosslink density.

    Downstream process integration

    • Included in monomer blending tanks prior to polymerization initiation.
    • Introduced as a dry powder or solution to ensure homogenous dispersion in resin matrices.
    • Charging coordinated with acid dopants and chain-propagating agents.

    Final product types

    • Conductive polymers for antistatic coatings
    • Organic electronic components
    • Flexible printed circuit materials
    • Polymeric sensors and actuators

    4. Agrochemical Synthesis Intermediates

    Chloranilic is widely used as a precursor and oxidant in the manufacture of specific agrochemical active ingredients, primarily for fungicides and growth regulators. These downstream syntheses require controlled oxidation stages and rigorous byproduct management to fulfill regulatory residue requirements. Our vertical integration guarantees backward traceability and analytical consistency required for agricultural formulation approvals worldwide.

    Industry compliance standards

    • FAO/WHO Specifications for Agricultural Pesticides
    • ISO 17025:2017 (Testing and Calibration Laboratories)
    • Globally Harmonized System (GHS) for labeling and classification
    • EU Regulation (EC) No 1107/2009 (Plant Protection Products)

    Typical usage ratio

    • 1.0–8.5% depending on the target molecule; formulation chemists adjust rate for yield optimization and minimal environmental impact.

    Downstream process integration

    • Added at controlled temperatures during the intermediate synthesis stage.
    • Functions as a redox agent in closed reaction loops for minimized emissions.
    • In-line monitoring ensures full conversion with minimal residuals.

    Final product types

    • Systemic fungicide active ingredients
    • Plant growth regulators
    • Selective herbicide intermediates
    • Biocidal crop protection formulations

    5. Electrochemical Battery Technology

    Chloranilic is used as an electron acceptor and mediator in organic redox flow battery systems and certain lithium-organic hybrid energy storage devices. Its employment improves the stability and charge-discharge cycling characteristics vital for grid-scale and decentralized renewable energy storage. All supplied material meets tight specifications for trace impurities and solvent compatibility required by major battery OEMs and system integrators.

    Industry compliance standards

    • IEC 62619 (Safety requirements for secondary lithium cells and batteries)
    • UN Manual of Tests and Criteria: Section 38.3
    • IEC 61427-2 (Batteries for renewable energy storage)
    • Quality control per ISO 9001 certifiable storage component manufacturing

    Typical usage ratio

    • 0.8–3.0% by total cell electrolyte mass; energy system engineers optimize for targeted voltage platform and cycling stability.

    Downstream process integration

    • Dissolved in organic electrolyte blends under inert gas handling.
    • Injected during cell stack assembly in pilot and industrial battery module lines.
    • Inline QC to verify concentration prior to final sealing and formation cycling.

    Final product types

    • Organic redox flow battery electrolytes
    • Lithium-organic hybrid cell stacks
    • Grid and backup power storage modules
    • Stationary storage assemblies for renewable integration
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    Certification & Compliance
    More Introduction

    Introducing Chloranilic: A Reliable Choice in Specialty Chemicals Manufacturing

    Why Chloranilic Holds a Place on Our Product Line

    As a chemical manufacturer, you develop a sense for which products meet precise industrial demands and which ones just fill out a catalog. Chloranilic, with its distinct crystalline appearance and deep violet color, sits firmly in the first category. Over years in production, drawing on experience from batch syntheses to container filling, it’s clear chloranilic carries value that’s practical instead of ornamental. This compound, known scientifically as 2,5-dichloro-3,6-dihydroxy-1,4-benzoquinone, has earned its place not only due to consistency in output but because of how chemists and engineers rely on it across various applications.

    Technical Specifications From the Plant Floor

    Our most commonly produced grade features a purity consistently testing above 98% by HPLC, with moisture content below 0.3%. We grind the powder to a fine size on request, though standard product leaves our facility with an average particle size under 100 microns. This level of quality control is born out of real-world feedback: customers in pigment manufacturing and electroplating kept voicing the importance of narrow particle distributions, which influences final product color and conductivity.

    Packaging, both in fiber drums and lined PE bags, follows protocols that came about as much from lessons learned on the shipping dock as from regulatory requirements. A proper moisture barrier extends shelf life, and a nearly dust-free bag matters to operators who handle these chemicals every day. Our team, people on the floor who pack and seal every shipment, track which conditions best preserve product stability through feedback from clients using the material months down the line.

    How Chloranilic Gets Used in Factories and Labs

    You recognize Chloranilic in many fields—not because marketing says so, but because you have seen the repeat orders and heard directly from customers on the production side. In pigment formulation, the clean, sharp hue it produces in organic colorants stands out against similar compounds. Textile dyeing operations have returned time and again for chloranilic, pursuing the same clarity and hue depth. Colleagues in analytical chemistry rely on its reactivity as an oxidizing agent, forming stable complexes with various metal ions. Such utility isn’t theoretical: batch records show consistent demand, tying directly to routine tests for trace metals or titrations completed by labs ranging from environmental testing to academic research.

    Electroplating represents another steady market. The repeatability of the results—especially in forming stable complexes that influence coating characteristics—forms the backbone of this application. Engineers have called for specific lot testing data to match plating bath consistency, steering us toward even tighter controls on trace impurities that influence their output. In the days of early manufacturing, we got by on basic spot tests; today’s processes demand robust documentation and sophisticated instrumentation, not only to meet compliance, but because our partners—those plating lines running three shifts a day—cannot risk downtime or off-spec production.

    What Sets Chloranilic Apart From Similar Products

    Experience tells you where the differences matter. It’s tempting to lump all hydroxybenzoquinones in one group, but once you’re involved in production and usage, contrasts start to emerge. Our customers gravitate to chloranilic because it works at lower concentrations compared to plain benzoquinone derivatives. The dichloro substitution enhances both oxidative power and complexation stability, making it favored in analytical applications where sensitivity counts.

    As anyone who’s run a side-by-side comparison in a real laboratory setting can tell you, not all oxidants deliver the same repeatable results. If the endpoint color shifts or the metal complex precipitates, the analytical outcome suffers. The specificity of chloranilic’s reaction pathways means fewer ambiguous results and less frustration for the end user. In one instance, an environmental chemistry lab shared data from groundwater analyses—by using chloranilic, their ability to resolve small differences in trace metal contamination improved, saving both time and resources.

    In pigment manufacturing, the color shade and purity affect not only the final product’s marketability, but client perception of reliability. With other quinones, dirty batches and inconsistent color often prompt costly rework. Chloranilic grants users a steadier process thanks to its finely tuned redox potential. Our production team closely tracks each step, repeatedly running FTIR and NMR checks—less because it’s a box to tick, more because these tools alert us to deviations in raw material quality faster than waiting for customer complaints.

    Quality Built on Consistency

    Shipping thousands of kilos over years, you get a front row seat to how minor shifts in process control cascade into significant changes downstream. The reliable quality control starts with raw materials. We collaborate directly with suppliers, auditing their facilities and even testing incoming lots side by side with reference standards. If a batch of precursor contains unexpected trace elements, the downstream product purity slips and so do the intended applications.

    Over time, we’ve adjusted temperature curves and solvent recovery parameters in our reactors based on analysis of past failures. Chromatograms from finished product runs often show how even small tweaks in agitation speed or reaction time bring about tighter impurity profiles. We document each change, knowing end users may hold a sample for months before testing it—and the product must remain stable until then. This isn’t just a compliance issue; it translates to less reordering, fewer rejected shipments, and long-term business relationships we can count on.

    In one specific case, challenges with process water led us to invest in upgraded filtration. Analytical data showed certain byproducts creeping into the impurity profile in late summer, matching shifts in local water composition. Addressing this at the plant level, rather than on an ad hoc basis, cut down on out-of-spec material and led to positive feedback from a customer in precision dye manufacturing, who noticed fewer problems with color drift in their fabric output.

    How We Tackle Challenges in Chloranilic Manufacturing

    Chemical manufacturing rarely moves in a straight line. Years of making chloranilic have taught us the value of anticipating issues and quickly acting on field feedback. On several occasions, increased demand from analytical labs left our factory scrambling for raw materials. Instead of stretching under pressure, we doubled down on our supplier screening and sought alternatives with unchanged specifications. The upshot: production continued, clients didn’t face unplanned shortages, and our own team avoided overtime burnout.

    Handling waste is another ongoing challenge. The synthesis of chloranilic involves handling chlorinated intermediates, which require proper treatment and disposal. We learned early that cutting corners on solvents or trying “cheaper” neutralization approaches doesn’t work in the long run. Investment in waste management pays off not just in regulatory compliance, but in steady operability—less unplanned downtime from failed inspections and less hassle from local authorities. Current protocols came together from conversations between plant staff and environmental consultants, always refining as practices evolve and standards grow stricter.

    Worker safety features in every decision. The fine crystalline powder form of chloranilic can present dust hazards, so we install dust extraction points at packaging stations and mandate respiratory protection during filling. Operators have direct input on equipment upgrades, since they live with the day-to-day realities better than anyone in the management office. In a recent season, process workers identified an airflow dead zone where dust accumulated, prompting an equipment modification that brought dust counts below permissible limits.

    Customer Connections Guide Product Development

    No technical bulletin or market report can match face-to-face time with customers using chloranilic in actual processes. One long-standing client in electroplating walked us through their line setup, pointing out how even minor adjustment in particle size improved their plating bath life span. That information prompted us to fine-tune our grinding and sieving stages to fit their needs—a direct example of how dialog shapes product.

    There’s a reciprocal benefit in maintaining open channels of communication. Customers report back when a formulation tweak or packaging change either helps or hinders their workflow. This continual information loop means we're not guessing at market needs, we’re responding to actual process challenges. For example, an industrial dye manufacturer reached out after noticing an unexpected reaction profile with a competitive product. Our technical team reviewed their analysis, ran a duplicate trial in our pilot plant, and isolated a trace impurity as the cause. Rapid turnaround and transparency build a level of trust that keeps the relationship strong, even through supply chain disruptions or price swings.

    Our collaboration extends beyond immediate troubleshooting. Over the past three years, academic partners working on new applications for chloranilic have used our material in prototype processes, providing feedback on solubility and reactivity that influenced our own process adjustments. These types of partnerships showcase how information sharing supports both innovation and commercial stability.

    Why True Manufacturing Experience Matters

    Having a real stake in chemical production—as opposed to just repackaging someone else’s material—shapes how you see the product and the market. The intricacies of actual synthesis, purification, packaging, and delivery bring a deeper understanding of both opportunity and risk. If a regional power outage interrupts reactor control, if an unanticipated contaminant shows up in a quality check, if temperature spikes cause crystal clumping in a storage drum—these are not hypothetical situations in a manufacturer’s world, but realities you handle time and again.

    This hands-on involvement means we see where product performance matters the most: in the moment a process engineer is troubleshooting a batch, not afterward with a public relations response or a technical whitepaper. As a result, the focus centers on continuous improvement, pragmatic solutions, and direct accountability. The experience also influences our approach to documentation, traceability, and transparency. For each shipment, batch records include not just regulatory compliance data but process notes that might inform a repeat order months down the road.

    Anticipating Market Changes and Future Demands

    The demand for chloranilic ebbs and flows with shifts in industrial trends, but over time, chemists and engineers rely on stable sources and transparent supply chains. Regulations concerning chlorinated compounds continue to evolve, so our regulatory advisor keeps a close watch on both local and international standards. We adapt production and waste management approaches accordingly, avoiding compliance surprises that might affect our clients. The switch to more environmentally friendly solvents—prompted by both internal goals and market requests—transformed elements of the process, resulting in a smaller environmental footprint and reduced hazards for workers.

    Supply chain disruptions caused by weather, political tension, or unexpected spikes in demand underscore the need for robust contingency planning. Experience as a manufacturer means building redundancy into sourcing and process steps, keeping an eye on storage stability, and maintaining open lines of credit with trusted logistics partners. These strategies aren’t glamorous, but they spell the difference between hitting deadlines and disappointing customers.

    Over the last decade, we’ve noticed a shift in the kinds of questions buyers and end users ask. Increasingly, they want clarity on material origins, detailed impurity profiles, and more information about how the chemical is made and handled. This trend matches the wider movement toward responsible sourcing and lifecycle analysis in specialty chemicals. Fulfilling these requests isn’t always easy—it requires detailed process documentation, ongoing investment in analytical chemistry, and a willingness to be forthright about both strengths and gaps in production. These investments pay off by keeping business relationships strong and reducing surprises for everyone involved.

    Lessons Learned from Decades of Making Chloranilic

    Manufacturing a specialty chemical like chloranilic demands both attention to detail and adaptability. In dealing with supply fluctuations, production hiccups, or client needs, staying flexible helps to meet all commitments. There is no substitute for learning directly from outcomes in process control, plant operations, and customer feedback. We have learned over seasons that every parameter—from timing to equipment maintenance—plays a role in whether the finished product meets the exacting standards sought by users.

    Continued dialogue with users of chloranilic drives most process improvements. Each piece of feedback turns into a checklist for review and a catalyst for another round of experimentation and optimization. Over time, this cycle leads to reduced waste, improved safety, better documentation, and a track record of reliability that forms the cornerstone of long-term success. The chemical industry doesn’t stand still; process improvements never end. What keeps a manufacturer moving forward isn’t just technology or capital, but commitment to listening, learning, and evolving alongside those who actually use the chemistry in their work.

    Conclusion: Putting End User Needs at the Forefront

    The difference with chloranilic produced in-house is familiarity—knowing every variable by firsthand account, from raw material quality to final application. This depth of experience enables thoughtful decisions on both production floor tweaks and strategic direction. In today’s manufacturing environment, such direct involvement makes all the difference, offering not just product but partnership. Our approach means providing material that reflects our experience, meets clear standards, and delivers on the practical requirements of the industries and people we serve.