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1,4-Benzoquinone Dioxime

    • Product Name 1,4-Benzoquinone Dioxime
    • Einecs 217-708-2
    • 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
    VTB
    Specifications

    HS Code

    709101

    Chemicalname 1,4-Benzoquinone Dioxime
    Casnumber 105-11-3
    Molecularformula C6H6N2O2
    Molecularweight 138.13 g/mol
    Appearance Light brown to beige powder
    Meltingpoint 230-232 °C
    Solubilityinwater Slightly soluble
    Density 1.45 g/cm3
    Boilingpoint Decomposes before boiling
    Ph 6-7 (in suspension)
    Synonyms Quinone dioxime, p-Benzoquinone dioxime
    Ecnumber 203-271-6
    Odor Odorless
    Storagetemperature Store at room temperature

    As an accredited 1,4-Benzoquinone Dioxime factory, we enforce strict quality protocols—every batch undergoes rigorous testing to ensure consistent efficacy and safety standards.

    Packing & Storage
    Packing A 25-gram amber glass bottle, tightly sealed, labeled "1,4-Benzoquinone Dioxime, CAS 105-11-3," with hazard information displayed.
    Shipping 1,4-Benzoquinone Dioxime should be shipped in tightly sealed containers, away from moisture, heat, and incompatible substances. Handle with care, using appropriate personal protective equipment. Follow all regulatory guidelines for hazardous chemicals, including correct labeling and documentation. Store and transport in a cool, dry, well-ventilated area to ensure stability and safety.
    Storage 1,4-Benzoquinone Dioxime should be stored in a tightly closed container in a cool, dry, and well-ventilated area, away from incompatible substances such as strong oxidizing or reducing agents. Protect it from light, moisture, and sources of ignition. Proper labeling and secure containment are essential to prevent contamination, accidental exposure, or environmental release. Store at room temperature and handle with appropriate safety precautions.
    Application of 1,4-Benzoquinone Dioxime

    Applications of 1,4-Benzoquinone Dioxime in Industrial Manufacturing

    1,4-Benzoquinone dioxime plays a vital role as an intermediate and specialty additive in several advanced chemical processing sectors. As an original manufacturer, our industrial supply supports formulated solutions for synthetic rubber stabilization, metal chelation systems, analytical reagent production, and advanced pigment synthesis. Each of these sectors has established integration protocols and well-defined finished goods derived from this precise raw material.

    1. Anti-oxidant Systems in Synthetic Rubber Manufacturing

    This material functions as a critical component for anti-oxidant formulations in synthetic rubber production, particularly in the manufacture of nitrile butadiene rubber and acrylonitrile butadiene rubber. Its inclusion in the compounding stage directly inhibits oxidative degradation under thermal and mechanical stress, thereby extending product durability and maintaining elasticity. Plants accurately meter the dosage based on specific polymer grades and targeted stability profiles, adhering to downstream vendor specifications and regulatory criteria for industrial and automotive rubber goods.

    Industry compliance standards

    • ASTM D2000 (Standard Classification System for Rubber Products in Automotive Applications)
    • ISO 9001-certified process management for raw material traceability
    • REACH Regulation (EC No 1907/2006) registration for substances in polymer applications
    • RoHS Directive 2011/65/EU (Restriction of Hazardous Substances) compliance for electrical use rubbers

    Typical usage ratio

    • 0.05–0.3 parts per hundred rubber (phr); exact range determined by polymer base, desired longevity, and exposure conditions

    Downstream process integration

    • Direct blending into rubber compounding mixers following primary polymer mastication and prior to addition of other stabilizers or accelerators

    Final product types

    • Oil-resistant hoses
    • Automotive gaskets and seals
    • Industrial conveyor belts
    • Flexible rubber sheets

    2. Metal Chelating Agents in Analytical Laboratory Reagents

    This raw material serves as a precursor for the synthesis of specialized chelating agents used in quantitative and qualitative metal ion detection. Manufacturers employ it to formulate colorimetric reagents that exhibit high selectivity toward copper and nickel ions. Integration occurs during the synthesis phase of diagnostic kit components, ensuring product safety, reproducibility, and regulatory acceptance for laboratory and environmental monitoring applications.

    Industry compliance standards

    • ISO 17025 (General requirements for laboratory competence)
    • Good Laboratory Practice (GLP) guidelines
    • Chemical purity requirements per ACS Reagent standards
    • International Atomic Energy Agency protocols for environmental analyses

    Typical usage ratio

    • Stoichiometric or slight excess relative to metal ions targeted, typically 10–20 mg per 100 mL reagent solution based on analyte concentration

    Downstream process integration

    • Incorporation during the preparation of dry reagent mixtures or reconstitution into solution for test kit assembly and certified reference materials

    Final product types

    • Copper/nickel detection kits (colorimetric and spectrophotometric)
    • Environmental water testing solutions
    • Certified analytical standard solutions
    • Laboratory test strips

    3. Precursor for High-Performance Organic Pigments

    As an oxime derivative, this material acts as a building block for the synthesis of complex organic pigments used in coatings and specialty inks. It supports diazotization and coupling reactions necessary for creating vibrant and stable yellow, orange, and red pigments. Producers monitor reaction parameters closely to achieve targeted chromatic properties, processability, and end-use safety that meet both industrial and consumer standards for coatings and packaging.

    Industry compliance standards

    • EN 71-3:2019 (Safety of Toys—Migration of certain elements, applicable to colored materials in toys)
    • ASTM D5095 (Standard Test Method for Colorfastness of Pigments Used in Printing Inks)
    • Eco-label and REACH Annex XVII compliance for pigments intended for packaging and consumer products
    • ISO 1248 (Pigments—Specifications and test methods for organic colored pigments)

    Typical usage ratio

    • 1:1 molar ratio in condensation or azo-coupling syntheses; actual proportion adjusted for yield optimization and pigment purity

    Downstream process integration

    • Input during pigment synthesis step, prior to purification and dispersion, according to controlled batch or continuous processing protocols

    Final product types

    • High-fastness organic pigments for industrial coatings
    • Color concentrates for plastics and fibers
    • Packaging printing inks
    • Decorative paints

    4. Intermediate in Pharmaceutical Stabilizer Synthesis

    Chemical manufacturers employ this compound as an intermediate to produce stabilizing agents incorporated during the synthesis of certain pharmaceutical actives. Its presence aids in the prevention of unwanted redox reactions in sensitive drug substance syntheses by providing controlled oxime functionality. Production adheres to rigorous pharmaceutical quality management, with documentation supporting traceability and minimizing adverse reactions linked to residual processing materials.

    Industry compliance standards

    • ICH Q7 (Good Manufacturing Practice Guide for Active Pharmaceutical Ingredients)
    • USP–NF (United States Pharmacopeia–National Formulary) for pharmaceutical excipients
    • European Pharmacopoeia monographs related to synthetic process chemicals
    • FDA cGMP (21 CFR Parts 210 & 211) for pharmaceutical manufacturers

    Typical usage ratio

    • Variable depending on synthesis pathway; ranges from 0.2%–1.5% by mass relative to total active intermediate, defined by process validation results

    Downstream process integration

    • Introduction during oxidative step of drug substance synthesis, followed by removal or conversion in subsequent purification stages

    Final product types

    • Pharmaceutical stabilizing reagents
    • Intermediates for API (Active Pharmaceutical Ingredient) manufacturing
    • Selective redox process aids for medicinal chemistry
    • Bulk pharmaceutical intermediates for regulated markets
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    Certification & Compliance
    More Introduction

    1,4-Benzoquinone Dioxime: Proven Performance from an Experienced Manufacturer

    Insight from the Production Floor

    In the chemical industry, reliability starts with the raw materials. 1,4-Benzoquinone Dioxime, often referenced as p-Benzoquinone Dioxime or BQDO, stands as one of those chemicals that seasoned formulators know by heart. At our plant, we manufacture this compound with the priorities of consistency and purity. From our earliest days in the industry, our operators have paid close attention to the oxidation and purification steps, where outcomes fluctuate if even small changes in temperature or reactant ratios slip by. Every batch passes through rigorous monitoring—not just for assay but also for particle size and color stability, both on spec and batch-to-batch.

    Chemists working in specialty rubber compounding, copper complexing, and technical synthesis rely on real, measurable differences in their inputs. Routine looks at purity can’t capture subtle shifts that affect downstream processing: granulation consistency, ease of incorporation, and reactivity. Our operators learned years ago that 1,4-benzoquinone dioxime’s crystalline form, and its tendency to absorb trace moisture, changes its behavior on production lines. We address this directly in our process, with multiple stages of drying and packaging under low-humidity environments, so that customers open up a drum that’s ready for immediate dosing, not pre-drying. In our experience, working with a stable input always saves unplanned downtime.

    Specifications: Built for Real-World Demands

    Our own 1,4-benzoquinone dioxime carries a minimum purity of 99%, measured by HPLC. Melting point sits in the established range for this compound—experienced rubber technologists will recognize the difference between good product and batches that contain too much isomer. We monitor for trace metallics, restrict organic impurities, and apply an additional QA step for color—less yellowing during storage translates to less post-blending adjustment.

    Granule size reflects feedback from hands-on mixers and engineers: too fine, and the dusting becomes a headache; too coarse, and metering proves inconsistent. We target a controlled average particle size to balance these needs. Product remains free-flowing, neither caking nor developing static, provided it’s handled as intended. Our packaging prevents unnecessary exposure to light or airborne moisture—factors that shorten shelf life or increase handling risks elsewhere.

    Usage: Where Experience Meets Application

    Most of our product moves into rubber compound production, especially in the manufacture of vulcanization accelerators. Formulators trust this material to act as a key intermediate for di-oxime based accelerators such as DPO or DQDO. Our clients report that when using our BQDO, they can reduce the need for extra process aids, since formulation mixing times drop and process stability holds.

    We’ve also seen steady uses in copper-based catalysts and photographic chemicals, especially where consistency and predictability matter more than price. In research labs, 1,4-benzoquinone dioxime’s reactivity profile sparks new approaches for constructing nitrogen-containing heterocycles and advanced polymers. We support custom orders for these sectors, drawing from experience on which forms travel best and which packaging options prevent contamination, so highly sensitive research gets uncompromised results right out of the box.

    Working directly with end-users, our technical team has gathered feedback on unexpected technical hurdles. For example, rubber plants running multi-stage Banbury units noticed that conventional lots from the open market led to residual inclusions and color drift in finished elastomers. Once we tailored granulation and verified product moisture down to sub-ppm, those issues disappeared. Another case involved a customer developing new analytical chemistry standards; trace solvents in generic dioxime caused spectral interference, so we adapted process routes to yield a near-solventless product with minimized residuals.

    Differences from Other 1,4-Benzoquinone Dioxime Sources

    Buyers often face blended or re-packed batches when sourcing from distributors. These offerings come from patchwork supply chains: older material blended with new lots, uncertain dates for origin, and almost no traceability at the factory level. As original manufacturers, we know the raw materials, conditions, and lot history for every drum. This level of process transparency simply isn't available when working through intermediaries.

    Other suppliers often cut corners on purification to boost yields. The result looks fine at first glance, but analytical testing uncovers higher levels of colored or oily byproducts—harder to catch until batches foul mixing equipment or alter dye profiles. In our facility, the focus lands on repeatable results and clean isolations. We discard off-spec intermediate fractions, accepting lower yields to preserve quality for technical customers where tolerance rubs shoulders with regulatory risk.

    Standard commercial batches sometimes contain appreciable levels of ortho- or mixed-isomer dioximes. Downstream, these show up as spotty reactivity, softer finished products, or even off-odors. We structure crystallizations and filtration to selectively favor the para form, returning better reproducibility. QA staff take retention samples from every lot and archive them beyond the shelf life—so if a customer ever calls with a technical question, our team pulls the actual batch used and investigates, not just generic reference material.

    Quality Assurance: Not Just a Checkmark

    In crowded markets, many talk up their quality programs but neglect day-to-day rigor. Our team built a culture where problems on the line or in the tank don’t get ignored or adjusted away—they get tracked and solved. New operators receive training on process control, laboratory methods, and real-world case studies so they know what’s at stake beyond getting numbers to match a spreadsheet.

    We have in-house liquid chromatography, titration suites, and trace metal testing. Incoming raw materials see systematic screening, and our laboratory maintains calibration and proficiency testing with external labs multiple times per year. Specifications don’t shift from customer to customer; every buyer receives the same attention to raw material purity and handling. If a batch ever falls outside of target, our logistics group holds it until adjustments or re-working return it to compliance.

    Feedback informs SOP updates. Years ago, we responded to customer pushback about unwanted dust by switching to a low-dust process and improving sieve integrity. Complaints about package deformation in humid climates prompted us to design new multi-layer bags that seal out water vapor and permit secure stacking in warehouses.

    Trusted Partnerships with Industry

    Being a manufacturer means facing real costs and challenges that aren’t visible from the outside. We work alongside our customers to build real partnerships, not just fill orders and issue invoices. If an elastomer plant needs a modified particle size for a new line or a photographic chemicals company asks for additional certification for export, our engineers handle those requests in-house.

    Our team regularly participates in technical exchanges, both at industry conferences and at customer sites. We bring not just samples but problem-solving experience. For instance, when a client producing electrical insulation needed a tighter color specification for white elastomers, we adjusted feedstock purification and internal handling, and verified changes with direct input from their QA teams.

    Sharing process insights makes life easier for customers operating delicate or highly regulated processes. By understanding what goes wrong in application—whether it’s batch stratification, caking in storage, or unwanted side reactions—we update our practices to eliminate those points of failure. Our approach saves time for end-users and helps their lines run smoother. That’s how long-term trust forms.

    Safety and Regulatory Responsibility

    Critical intermediates like 1,4-benzoquinone dioxime call for strong safety habits. Our plant infrastructure features multiple levels of ventilation, explosion-proof storage, and trained operators using personal protective equipment. Local and international guidelines structure our training and waste disposal, and we align with updated standards for organic contaminant tracking.

    We keep all material compliant with REACH, RoHS (for electronics applications), and other major sector regulations, maintaining open records to support customer audits and downstream compliance questions. If export markets shift or regulations grow tighter on trace impurity levels, we adapt our procedures before those guidelines become law. Our safety documents stay updated as scientific research progresses, always available for end-users preparing MSDS dossiers or safety briefings.

    Sustainability: Managing Waste and Resources

    Making 1,4-benzoquinone dioxime involves oxidation reactions that generate waste. Years ago, we re-examined each step, hunting for waste minimization opportunities. Chemical recovery systems reclaim solvents and oxidants, and by-process filtrates get treated in our closed-loop water management network. We repurpose heat generated during reaction steps to pre-warm inputs and reduce fuel usage, which also trims emissions.

    Not all downstream users prize sustainability yet, but we view it as essential practice. Minimizing byproduct load translates not just into a cleaner environment, but lower input costs over time. Customers asking for detailed life-cycle data—especially for exports to Europe or Japan—have access to our last five years of process data, so they can check their complete supply chain’s environmental traceability.

    Addressing Sourcing Challenges and Market Pressures

    Over the years, the market for 1,4-benzoquinone dioxime has seen new competitors and shifting demand cycles. Some buyers get tempted by offers of lower-cost imports. Too often, those materials result in downstream rejections or process batches out of spec. Using field data, we have worked with customers to demonstrate how apparent savings vanish when they factor in rework, scrap, or lost production time.

    Our plant runs on dependable contracts with established raw material providers, reducing our own exposure to price swings and supply shocks. Logistics staff provide regular shipment status updates, so if weather or transport issues delay delivery, our partners have time to adjust. By building redundancy into both supply and production, we support customer planning—especially critical for those with just-in-time manufacturing.

    We recognize the pressure on purchasing managers to show cost savings. That’s why we offer volume-based pricing instead of discounting quality just to chase a headline price. Large-scale users receive dedicated scheduling and priority for custom requests, with our technical staff available to troubleshoot or adjust shipments in response to the realities of production life.

    Supporting Growth and Innovation

    A chemical like 1,4-benzoquinone dioxime finds new applications every year. Whether for advanced elastomeric materials, complexation chemistry, or research syntheses, we listen to those using the compound on the front lines. Our R&D group collaborates with university groups and industrial labs, running pilot batches for novel downstream chemistry. These partnerships have led us to improve isolation methodology, detection of trace byproducts, and customized granule formats.

    In-house teams adapt to customer changes. From emerging demands in automotive elastomers to strict new food-contact regulations, we provide transparent feedback and technical support to users navigating shifting requirements. If a project stalls from unsuitable intermediate quality, we step in with data and options instead of relying on broad guarantees.

    Supporting innovation also leads us to invest in analytical upgrades: no batch releases without verification by updated HPLC and spectral data. Users gain confidence in adopting our BQDO for new processes, knowing adjustments or tighter specs can be discussed based on sound real-world results.

    Customer-Focused Service—From Specification to Delivery

    From order to shipment, dedicated service shapes our reputation and repeat business. Our internal teams oversee production, QA, inventory, and shipping under one roof. Customers can discuss technical or logistical questions directly with engineers or product managers, not a disconnected sales desk.

    Routine shipments employ packaging proven for regional climates: sealed drums for humid zones, doubled moisture barriers for sea export, and tamper-proof tape to prevent transit tampering. Dedicated transport means no cross-contamination from other hazardous cargos.

    Post-delivery, support continues. Technical staff remain available to address unexpected blending or handling questions during line trials. Retained batch samples and production data provide a record for future reference—so blenders, researchers, and production managers always have a partner ready to listen.

    Why Manufacturers Choose Our 1,4-Benzoquinone Dioxime

    Experience has shown that input quality drives finished product value. Over decades, we have refined our 1,4-benzoquinone dioxime production not just for maximum yield, but for the real demands faced by formulators, compounders, and technical buyers. Every decision, from sourcing to purification to packaging, reflects direct conversations with the people actually using these chemicals in high-stakes processes.

    Our factory floor doesn’t run on autopilot—it adapts each week to both customer insight and process developments. Quality assurance moves beyond paperwork: it lives in daily practice, batch logs, and retained reference samples. Meeting customer needs means anticipating future challenges, measuring and re-measuring for changes, and sharing process experience.

    Manufacturing 1,4-benzoquinone dioxime right takes dedication, communication, and constant attention to detail. We stand behind our product's performance each day, guided by the same expectation we hold for any supplier: when quality matters, there’s no substitute for direct manufacturing experience.