Tengfei Creation Center,55 Jiangjun Avenue, Jiangning District,Nanjing admin@sinochem-nanjing.com 3389378665@qq.com
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Malonylurea

    • Product Name Malonylurea
    • Alias Barbital
    • Einecs 200-618-2
    • 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
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    Specifications

    HS Code

    275299

    name Malonylurea
    other_names Barbituric acid
    chemical_formula C4H4N2O3
    molar_mass 128.09 g/mol
    CAS_number 67-52-7
    appearance White crystalline powder
    melting_point 245 °C
    solubility_in_water Slightly soluble
    pKa 4.01
    structure Pyrimidine-2,4,6(1H,3H,5H)-trione
    density 1.53 g/cm³
    usage Intermediate for barbiturate drugs

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

    Packing & Storage
    Packing Malonylurea is packaged in a 500g amber glass bottle, featuring a chemical-resistant screw cap and a detailed hazard label.
    Shipping Malonylurea is typically shipped in sealed, airtight containers to prevent moisture absorption and contamination. Shipping follows standard procedures for non-hazardous laboratory chemicals, including appropriate labeling and documentation. Containers are cushioned within secondary packaging to minimize breakage during transit, complying with applicable local, national, and international transport regulations.
    Storage Malonylurea should be stored in a tightly closed container, in a cool, dry, and well-ventilated place, away from incompatible substances such as strong oxidizers. Protect it from moisture and direct sunlight. Store at room temperature and ensure the area is clearly labeled. Adhere to all local regulations regarding chemical storage and handling to ensure safety.
    Application of Malonylurea

    Applications of Malonylurea in Industrial Manufacturing

    Malonylurea, also known as barbituric acid, serves as a key intermediate for multiple downstream industrial sectors. Our factory supplies Malonylurea for controlled and regulated applications where stability and consistent chemical purity are essential to production results. Below we outline major downstream uses, compliance protocols, formulation specifics, process positions, and typical finished products manufactured by industry partners.

    1. Active Pharmaceutical Ingredient (API) Synthesis for Barbiturate Drugs

    Pharmaceutical manufacturers use Malonylurea as a base structure for synthesizing barbiturate APIs such as phenobarbital and pentobarbital. The process requires compliance with current Good Manufacturing Practices (cGMP) and strict traceability to guarantee product consistency. Formulators must adjust ratios based on target molecule and batch size. Synthesis includes alkylation or condensation with specific alkyl halides, followed by purification and finished dosage form manufacture for regulated medical supply chains.

    Industry compliance standards

    • ICH Q7 Good Manufacturing Practice for Active Pharmaceutical Ingredients
    • United States Pharmacopeia (USP)
    • European Pharmacopoeia (Ph. Eur.)
    • 21 CFR Part 210, 211 (FDA regulations for drug manufacturing)

    Typical usage ratio

    • Input from 0.8 to 1.2 molar equivalents per API target, adjusted according to barbiturate synthesis protocol
    • Yield and impurity profile determine exact ratio; process chemist optimizes for each product

    Downstream process integration

    • Charged during early-stage condensation as the heterocyclic ring core
    • Acts as main substrate throughout alkylation or acylation steps under controlled temperature and pH
    • Purity tested before API finalization

    Final product types

    • Barbiturate-based sedative and anticonvulsant active pharmaceutical ingredients (APIs)
    • Intermediates for veterinary medicines

    2. Intermediate for Dyes and Pigment Manufacture

    Industrial dye makers utilize Malonylurea as a reactive intermediate for synthesizing specific azo and vat dyes. Its use depends on reactivity with diazonium salts or other aromatic substrates, providing stability and colorfastness in textiles and printing inks. Facilities monitor compliance by following RSL (Restricted Substance List) protocols. Adjustments in formulation account for color depth requirements and substrate compatibility, with dosing based on precise chromophore yields.

    Industry compliance standards

    • OEKO-TEX Standard 100 (textile safety)
    • ZDHC Chemical Management Protocol
    • EU REACH (Registration, Evaluation, Authorisation and Restriction of Chemicals)

    Typical usage ratio

    • Ranges from 5% to 18% by weight in the total colorant mass, depending on target dye molecule
    • Batch yield refinement required for strong color fastness and purity

    Downstream process integration

    • Reacted in the initial condensation stage to form chromogenic rings
    • Intermediate isolated and then processed in final dye coupling phases

    Final product types

    • Textile reactive dyes
    • Industrial printing inks
    • Paper and fiber coloring agents

    3. Monomer Component for Specialty Plastic Resins

    Producers of specialty engineering plastics incorporate Malonylurea to construct complex monomer blends for high-performance resins. It forms cyclized polyamides and polyurea blends where thermal stability is critical. Manufacturers use closed system handling and documentation to meet industrial polymer and safety standards. Process engineers determine the exact addition rate by evaluating polymer chain properties and target resin applications.

    Industry compliance standards

    • ISO 9001 Quality Management System
    • EN 71-3 (Safety of toys — migration of certain elements, for restricted plastic applications)
    • RoHS Directive (EU Restriction of Hazardous Substances)

    Typical usage ratio

    • 1 to 5 weight percent as comonomer, depending on polymer system requirements
    • Specification may vary based on desired mechanical and chemical resistance

    Downstream process integration

    • Added with other monomers during melt polymerization
    • Integrated in prepolymer stage to enhance chain rigidity and crosslinking

    Final product types

    • Heat-resistant engineering plastics
    • Industrial insulating resins
    • Specialty molded components for electronics and automotive

    4. Chemical Intermediate in Agrochemical Synthesis

    Leading agrochemical plants use Malonylurea to build heterocyclic cores for selective herbicides and plant growth modulators. Regulatory authorities demand detailed tracking and residue testing. Process chemists tailor input ratios to optimize cycle yield and lower by-product formation, with reactions occurring under controlled temperature and solvent conditions. Final compounds undergo formulation for safe farm use.

    Industry compliance standards

    • FAO/WHO Pesticide Specifications
    • ISO 9001 traceability system
    • EPA (US Environmental Protection Agency) Registration
    • REACH (EU chemical regulation)

    Typical usage ratio

    • Intermediate input usually at 0.6 to 1.5 molar equivalents depending on herbicide molecule design
    • Precise control to minimize unwanted residues and ensure quality

    Downstream process integration

    • Introduced after pre-reaction of simpler amino acids or malonic derivatives
    • Condensed in core formation followed by chlorination, methylation, or acylation

    Final product types

    • Barbituric herbicide intermediates
    • Plant growth regulator actives
    • Field-ready agrochemical emulsions or granules

    5. Analytical Reagent for Laboratory and Diagnostic Kits

    Diagnostic kit and chemical reagents manufacturers specify high-purity Malonylurea for colorimetric and titration-based testing, including detection of aldehydes or as a calibration substance for analytical chemistry. Laboratories require lot-to-lot consistency and ISO/IEC 17025 traceability. The dosage matches instrument and kit calibration needs, with the compound introduced during reagent kit composition or solution blending.

    Industry compliance standards

    • ISO/IEC 17025 (Laboratory Management)
    • GLP (Good Laboratory Practice)
    • National metrology regulations

    Typical usage ratio

    • 0.01–2.0% by weight in standard laboratory reagents
    • Quantity controlled for accurate calibration curves or color development

    Downstream process integration

    • Added during solution formulation with other test-specific chemicals
    • Stabilized in kit packaging under dry or inert gas conditions

    Final product types

    • Chemical analysis kits
    • Clinical diagnostic reagents
    • Standard solutions for laboratory calibration

    6. Modifier for Paper Sizing and Coating Industry

    Pulp and paper processors add Malonylurea to certain sizing baths and surface coatings to promote binder formation with improved ink adhesion and water resistance. The addition falls within allowable limits for indirect food contact materials, and manufacturers audit processes by ISO 22000 and EN 646 standards. Actual input concentration depends on desired surface properties, with addition during the wet-end mixing process prior to sheet formation.

    Industry compliance standards

    • EN 646 (Determination of color fastness — food contact paper)
    • ISO 22000 (Food Safety Management System) for paper packaging
    • FDA 21 CFR 176.170 (Paper and paperboard components for food contact)

    Typical usage ratio

    • 0.05% to 0.6% by weight in coating or sizing formulation, adjusted for porosity and gloss
    • Formulated based on sheet weight and end-use requirements

    Downstream process integration

    • Blended with starch or synthetic binders at the pulping or wet-end preparation phase
    • Distributed uniformly in bulk slurry before sheet casting or curtain coating

    Final product types

    • High-grade printing paper
    • Food-safe paper packaging
    • Coated specialty boards
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    Certification & Compliance
    More Introduction

    Malonylurea: Quality from the Source

    Introduction to Malonylurea

    As a company with decades of experience in developing and manufacturing core chemical building blocks, we focus on Malonylurea, also known as barbituric acid. Chemists across academic and industrial research appreciate its role in modern organic synthesis. Our roots run deep in supplying this compound at scale, solving supply problems for institutions and manufacturers alike.

    Malonylurea’s significance cannot be overstated. Its structure—a fusion of urea and malonic acid motifs—creates a highly functionalized scaffold. This chemistry attracts researchers and large-scale producers. Over the years, we have supplied Malonylurea for uses in pharmaceuticals, specialty chemistry, and academic projects. Repetition in its use speaks to its fundamental status in the broader organic chemistry world.

    Our offering aligns with industry requirements for purity and performance. The product leaves our facility as a white, crystalline powder, easily handled in both laboratory and plant settings. Whether someone runs pilot experiments or full industrial syntheses, consistent quality remains the benchmark.

    Production Experience and Technical Approach

    In the early days, many in the field relied on old reaction pathways with inconsistent yields and byproduct issues. Through relentless process optimization, guided by years on the factory floor, we circumvented classic bottlenecks. Adjusting temperature gradients, controlling residence time, and deploying optimized catalysts, our teams discovered that raw material quality determines reliability every bit as much as technical skill. It’s one thing to make a few grams in a glass flask; it’s another to produce tons reliably under regulatory scrutiny.

    Malonylurea comes to life in our reactors under tightly governed conditions with round-the-clock oversight. Each batch faces direct analysis for impurities such as ureidomalonic acid or residual starting materials. Analytical chemists record spectral fingerprints, checking each lot for compliance with defined benchmarks, not just generic chemical identification. We choose not to rely solely on classical precipitation techniques for purification—multiple recrystallizations, targeted solvent selections, and controlled drying steps all play a part. Our standard product reaches a minimum purity of 99%. In many pharmaceutical and foundation research roles, these small percentage points translate into clear, measurable benefits.

    Specifications and Models Offered

    We divide Malonylurea into two core models: Research Grade and Industrial Grade. Research Grade emerges from smaller-scale syntheses, handled in stainless steel or glass-lined reactors to limit cross-contamination. This model boasts the highest purity and is aimed at pharmaceutical research, analytical development, and high-precision synthesis. Customers report no interruption from trace side-products, which matters when downstream reactions depend on precise stoichiometry or sensitive catalysts.

    Industrial Grade offers a consistent product for large-scale manufacturers. In many cases, industrial developers use Malonylurea to derive active pharmaceutical ingredients or specialty intermediates. The emphasis here falls slightly heavier on cost control, with specifications set at a well-balanced point: high purity and robust supply, but matched to budget concerns in production environments measured in metric tons. Our customers use this grade to support seasonal surges or maintain guaranteed contracts with their own partners.

    Sorry to disappoint anyone searching for placeholders: the actual numbers on purity and trace composition change only when new regulatory standards emerge, but stringent quality management principles guide every step. For process validation, we archive batch data for years and supply COA documentation on request. We’ve watched clients from three continents compare our batch spectra from five years ago against today’s product and report perfect congruence. This continuity builds trust, not marketing copy.

    Common Uses and Key Roles

    The chemical community values Malonylurea as a starting material for an array of synthetic transformations. In the pharmaceutical world, it often steps in during barbiturate or specialty heterocycle construction, serving as a platform that accepts functional group substitutions with relative ease. This allows chemists to build new molecules for central nervous system drug research or as tools in medicinal discovery.

    Outside the boundaries of medicine, demand comes from pigment, dye, and specialty monomer production. In these areas, Malonylurea acts as a polymer building block or an agent in stabilizer compounds. During our years in production, we have watched its use expand: new patents cite Malonylurea in the context of fire retardants, agricultural research, and even niche analytical reference standards. Such diversity means supply interruptions have downstream consequences. That reality motivates us to maintain a robust, 24/7 line, keeping customers insulated from geopolitical and logistics instability.

    Malonylurea in Comparison to Other Mainstay Products

    Chemical manufacturers contend with customer confusion between similar commodity chemicals. Inquiries often arrive for urea derivatives, sometimes mislabeling Malonylurea as allantoic acid or trying to substitute it for uracil. The underlying structures—and the applications—differ sharply.

    Compared to allantoic acid, Malonylurea features a five-membered ring which produces superior chemical stability in thermal or hydrolytic conditions. This translates to greater reproducibility for reactions sensitive to moisture or temperature. Unlike uracil, Malonylurea retains an active methylene group, opening doors for direct functionalization. Our technical service team often walks partners through these distinctions; no whitepaper can substitute for the cumulative lessons from decades of real-world troubleshooting.

    Other barbiturate analogs exist—each with alterations on the core ring or the substitution of alkyl or aryl groups—but these often lose utility outside of their immediate pharmaceutical context. The baseline Malonylurea proves far more adaptable across multiple industries. In essence, Malonylurea serves as a molecular intersection, handing chemists the flexibility to push their science further or support new manufacturing streams.

    Supply Chain Reliability and Geography

    We manufacture Malonylurea at a dedicated facility, not rented or co-located with third-party plants. Many colleagues in the industry experienced supply chain shocks during recent global events. Our own teams felt these pressures firsthand. Maintaining a reliable supply of upstream raw materials (like urea, potassium cyanide, or malonic acid) sometimes means developing unique sourcing partnerships across regions. We don’t chase after the cheapest spot market offer; we focus on relationship-driven supply chains that support decades-long contracts. Security of supply keeps factory lines running for research groups and plants manufacturing active intermediates.

    Bulk buyers value not just the purchase, but steadiness in delivery. We use a fleet of dedicated tankers and powder-handling vehicles, tested each quarter for sanitary compliance. As soon as cargo reaches port, our warehouse staff check material integrity, unloading samples for analysis before final acceptance. Years ago, a single truckload with suspicious off-color led us to overhauling our checkpoint system, so now each handler must sign-off after visual and instrumental checks.

    Quality Control and Batch Consistency

    Within the plant, quality isn’t a buzzword—it’s a daily reality. Every operator from the reaction floor to the packaging line receives direct results from the quality control lab. We audit process controls with live data, not quarterly summaries. Omitting formaldehyde traces, controlling particle size, and confirming moisture content within strict intervals all influence end-user satisfaction. If an issue surfaces, even years down the line, we can trace it back to a specific day and process window.

    Clients occasionally ask how “clean” our Malonylurea stands up during advanced chromatographic analysis. We welcome the question; our batches leave the plant only after matching reference traces established over years of benchmarking. The regularity is no accident. In practice, the most enthusiastic customers often are those who previously tried supplier switches and experienced the headaches of out-of-spec material. Getting those customers back and keeping them speaks to the familiar faces in our production group who remember every challenge and improvement.

    Addressing Environmental and Regulatory Concerns

    The chemical field shifts as environmental and health standards tighten worldwide. We watched expectations for effluent control, solvent recycling, and packaging safety become stricter each cycle of regulation. Producing Malonylurea, with its clean process chemistry, provides some advantages but does not excuse us from attention to emissions or waste minimization.

    We installed continuous monitoring at key process points—VOC abatement and automated discharge control. Byproduct streams from the main reaction receive neutralization and filtration before disposal. Our solvents are recovered and distilled on-site, ready for reuse. These steps rise from habit and pride, not legal necessity. Our waste profile dropped by more than half in the last ten years. The team achieved this by viewing regulation not as a hurdle but as an extension of what they aimed for: enough improvement for both regulatory audits and neighborhood trust.

    Product packaging and shipment play a part. We opt for recyclable sacks and drums, avoiding multilayer plastics whenever possible. Labels carry hazard information based on the latest GHS standards. No batch leaves the yard without full traceability and updated MSDS links. In the market, these distinctions might not show up on flashy advertisements, but customers with large-volume needs recognize the long-term value.

    Challenges in Manufacturing and Solutions Developed Over Time

    Industry veterans remember slower, messier syntheses with little control over yield or byproducts. Back then, cold weather in winter or humidity spikes in summer threatened entire runs. Our process improvement journey saw us install humidity-controlled air, implement double-vacuum driers, and automate titration steps for higher repeatability. At several points, a troublesome step involving intermediate precipitation forced us to rethink everything—including filtration tech and solvent swap strategies.

    Recruiting and retaining factory talent turned into another non-obvious challenge. Training new chemists and operators in the nuances of Malonylurea demands patience and institutional knowledge. Some mistakes only become obvious to a technician who has seen a hundred batches go right and another ten with subtle missteps. We invest in mentorship, passing down quiet tricks for recognizing when a batch “smells off” or if crystallization looks suspicious at early stages.

    As customer feedback revealed new application areas, the manufacturing process adapted. A decade ago, a research client from overseas noted higher sensitivity to trace sodium ions for a novel use—so we built a special grade with additional purification steps. This back-and-forth with users drives much of our innovation; the ideas often flow from the workbench or the pilot plant floor.

    Intellectual Property and Market Growth

    Patent filings over the years have cited industrial-grade Malonylurea as a stepping stone to dozens of new molecules. As chemical synthesis grows ever more sophisticated, our teams catalog each new derivative requested alongside the rationale for its structure. Being at the interface of secure, large-scale synthesis and cutting-edge research provides insight into where markets head next. Market analysts track volume jumps tied to new regulatory approvals or announced drug projects—the big surges rarely come as a surprise since requests for forecast data reach our desks months in advance.

    Our long-term involvement shapes how we respond to intellectual property concerns. We cooperate fully with due diligence teams and legal checks, creating nuanced batch histories when a life science innovator wants to lock in exclusive supply. Confidentiality sits at the root of these dealings, and our facility’s access protocols reflect that: restricted lab spaces, monitored IT filtering, and batch coding methods that keep proprietary formulations secure.

    Future Directions and Sustainable Manufacturing

    Customers are increasingly asking about renewable feedstocks and life cycle impacts. Retrofitting infrastructure for greener synthesis stands as more than a buzzword exercise. Over five years, we piloted experiments with bio-derived raw materials to cut fossil resource intensity. Some runs succeeded, others stalled with inefficient conversions or contamination risks. We do not exaggerate: moving to renewables in technical manufacturing involves setbacks. But the effort focuses on results—each success shifts a slice of production towards lower emissions or reduced waste. Not every product on the market will share the same journey, yet our team remains committed to seeing Malonylurea matched to a cleaner process footprint as quickly as chemistry and economics allow.

    Working chemical manufacturing into long-term sustainability plans means more than ticking boxes or shifting a percentage of energy consumption to solar. It involves internal challenges—training legacy staff on new equipment, retraining environmental monitoring teams, and documenting results for stakeholders. Malonylurea, with its predictable core process, serves as a pilot program for how established products can adapt without losing track of what made them trusted in the first place.

    Final Thoughts: Malonylurea’s Value in Modern Chemistry

    Taking Malonylurea from small flasks to global commerce reflects both scientific tradition and ongoing innovation. For us, every kilogram shipping out the door carries the combined effort of research chemists, process engineers, and factory line technicians—people who know the risks of shortcut solutions and the reassurance of reliability. Customers depend on having the same product every batch, knowing surprises push back timelines and inflate costs.

    Barbituric acid’s legacy in chemical science suggests it has far more to offer, both as a cornerstone synthetic intermediate and a proving ground for sustainable, high-quality manufacturing. Our decision to produce Malonylurea derives not from chasing the widest margin, but from a belief that long-term value comes from delivering what the chemical industry truly needs: consistent quality, open communication, and a clear-eyed approach to improvement and stewardship. Real expertise grows with time, and the story of Malonylurea illustrates this every day in our plant and in our relationships across the globe.