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5-Ethyl-5-Methylhydantoin

    • Product Name 5-Ethyl-5-Methylhydantoin
    • Alias Nirvanol
    • Einecs 211-735-2
    • 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

    176981

    Chemical Name 5-Ethyl-5-Methylhydantoin
    Cas Number 16130-00-6
    Molecular Formula C6H10N2O2
    Molecular Weight 142.16 g/mol
    Appearance White to off-white crystalline solid
    Melting Point 166-169°C
    Solubility In Water Slightly soluble
    Smiles CC1(C(=O)NC(=O)N1)C
    Iupac Name 5-ethyl-5-methylimidazolidine-2,4-dione
    Pubchem Cid 11771

    As an accredited 5-Ethyl-5-Methylhydantoin factory, we enforce strict quality protocols—every batch undergoes rigorous testing to ensure consistent efficacy and safety standards.

    Packing & Storage
    Packing 500g of 5-Ethyl-5-Methylhydantoin is packaged in a sealed amber glass bottle with hazard labeling, batch details, and safety instructions.
    Shipping 5-Ethyl-5-Methylhydantoin should be shipped in tightly sealed containers, protected from moisture and direct sunlight. Use appropriate hazard labeling if required, and comply with local, national, and international transport regulations. Store and transport at room temperature, ensuring safe handling to prevent spills or exposure during transit.
    Storage 5-Ethyl-5-methylhydantoin should be stored in a tightly sealed container, in a cool, dry, and well-ventilated area away from moisture and incompatible substances. Keep it out of direct sunlight and sources of heat or ignition. Ensure proper chemical labeling and restrict access to authorized personnel. Follow all relevant safety guidelines and local regulations for storage.
    Application of 5-Ethyl-5-Methylhydantoin

    Applications of 5-Ethyl-5-Methylhydantoin in Industrial Manufacturing

    5-Ethyl-5-Methylhydantoin serves as a specialized intermediate and functional additive for key sectors, including pharmaceutical synthesis, pesticide formulation, photographic chemicals, and veterinary drug production. Below, we detail the precise roles, requirements, and integration parameters for each downstream area based on our extensive manufacturing and quality assurance experience.

    1. Pharmaceutical Intermediates for Antiepileptic Drug Synthesis

    This compound frequently acts as a critical building block for hydantoin-based anticonvulsant active ingredients. Pharmaceutical manufacturers incorporate it during the controlled synthesis of medications where narrow impurity profiles and strict batch-to-batch consistency are essential. Integration takes place at the early stage of API assembly, focusing on reaction purity and regulatory compliance for subsequent API generation.

    Industry compliance standards

    • ICH Q7 (Good Manufacturing Practice for Active Pharmaceutical Ingredients)
    • USP/NF monographs for hydantoin derivatives (if applicable)
    • European Pharmacopoeia (Ph. Eur.) guidelines relevant to starting materials
    • FDA 21 CFR Part 211 (Finished Pharmaceuticals GMP)

    Typical usage ratio

    • Ranges from 0.9 to 1.2 molar equivalents, based on targeted API yield and desired purity; adjustment made according to impurity control in the reaction step.

    Downstream process integration

    • Charged at the intermediate assembly phase, immediately after basic condensation and before cyclization or subsequent functional group modification.

    Final product types

    • Phenytoin sodium tablets
    • Hydantoin derivative capsules and oral suspensions
    • Bespoke APIs for small-molecule antiepileptic drugs

    2. Agrochemical Synthesis in Crop Protection Formulations

    Key agrochemical formulators utilize 5-Ethyl-5-Methylhydantoin as a molecular scaffold for the construction of hydantoin-based herbicides and fungicides. The compound enters the synthetic sequence for the manufacture of off-patent protective agents, where strict pesticide impurity standards and residual analysis are necessary to comply with market entry regulations in major agricultural economies.

    Industry compliance standards

    • ISO 9001:2015 (Quality Management Systems)
    • FAO/WHO Specifications for Pesticide Residues
    • GB 2763-2021 (China’s National Food Safety Standard for Maximum Residue Limits for Pesticides)
    • REACH Regulation (EU chemicals registration)

    Typical usage ratio

    • 0.4–2.0% of total formulation weight, largely depending on final molecule yield and required biological efficacy based on crop and target pest species.

    Downstream process integration

    • Introduced during key cyclization and coupling stages following basic raw material activation and prior to formulation with wetting agents and carriers.

    Final product types

    • Hydantoin-based broad-spectrum herbicides (WDG, SC)
    • Protective fungicide technical concentrates
    • Blended crop-protection formulations

    3. Photographic Chemical Processing (Developing Agent Synthesis)

    Manufacturers of fine chemicals for imaging technologies employ 5-Ethyl-5-Methylhydantoin chiefly in the synthesis of specialty developing agents. The material requires careful handling during reagent synthesis to guarantee precise colorimetric response and minimal byproduct formation, especially for high-precision black and white or X-ray imaging solutions.

    Industry compliance standards

    • ISO 18902:2013 (Imaging materials — Processed imaging materials — Albums, framing, storage)
    • RoHS Directive 2011/65/EU (Restriction of Hazardous Substances)
    • Customer-specific supplier assessment protocols for photographic compounds

    Typical usage ratio

    • 0.3–1.5% by weight in developing agent preformulation, with dosage determined by required contrast grade and emulsion kinetics for end-use format.

    Downstream process integration

    • Inserted at the initial stage of intermediate synthesis before final coupling with aromatic functional groups that provide electron-donating capacity in the developed image.

    Final product types

    • High-grade black-and-white photographic developers
    • Medical radiographic processing solutions
    • Specialized imaging reagent kits for film restoration

    4. Veterinary Drug Intermediate Manufacturing

    The animal health sector employs 5-Ethyl-5-Methylhydantoin as an advanced intermediate to produce certain hydantoin-based veterinary active ingredients for both livestock and companion animal uses. Producers focus on maintaining traceability and swift conversion to minimize exposure to potential degradants and retain high purity for injectable and oral veterinary drug forms.

    Industry compliance standards

    • VICH GL10 (Good Manufacturing Practice for Active Pharmaceutical Ingredients used in Veterinary Medicinal Products)
    • United States Pharmacopeia — Veterinary standards
    • GMP certified by national veterinary drug authorities (e.g., EMA GMP for veterinary APIs)

    Typical usage ratio

    • 1.0–1.5 molar equivalents, based on species and dosage form requirements; variation determined by the route of administration (oral, injectable).

    Downstream process integration

    • Reacted as a primary starting material during the synthesis of veterinary-specific hydantoin structures, preceding bulk API isolation and purification steps.

    Final product types

    • Veterinary antiarrhythmic APIs
    • Hydantoin-based feed additive intermediates
    • Premix bulk materials for veterinary injectable formulation
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    Certification & Compliance
    More Introduction

    Introducing 5-Ethyl-5-Methylhydantoin: Experience from Direct Manufacturing

    Understanding 5-Ethyl-5-Methylhydantoin

    5-Ethyl-5-Methylhydantoin is a versatile heterocyclic compound recognized for its advanced performance in specialized chemical processes. With the molecular formula C6H10N2O2, it carries a balanced ratio of ethyl and methyl functional groups, which grants stability and targeted reactivity. Through years of manufacturing this molecule, our teams have optimized each production batch for purity and consistency, as even minor shifts in reaction conditions influence final output and downstream application value.

    Production Consistency: The Manufacturer’s Perspective

    In the chemical industry, minor changes in raw inputs or environmental controls can affect batch reproducibility. Over time, we refined our synthesis of 5-Ethyl-5-Methylhydantoin by selecting high-grade starting materials and investing in closed reactor systems to reduce contamination risk. This hands-on approach led to lower impurity profiles, contributing to long-term stability when handled or stored in various climates. We watched closely how molecular sieving and controlled cooling rates shaped product quality and shelf life. The lessons from each production cycle helped us outpace old procedural bottlenecks, so clients receive what we promise.

    Specifications That Matter: Practical Details

    We offer 5-Ethyl-5-Methylhydantoin in both fine crystalline powder and granulated forms, each batch independently validated for content and residual solvent. Typical purity exceeds 99%. The melting range falls between 172°C and 175°C, maintaining its identity under standard storage. Laboratory checks repeatedly show moisture content below 0.5%, avoiding unwanted hydrolysis or solid-state clumping over time. We learned that packaging in air-tight, light-resistant containers extended stability during international transit. Each drum receives a unique batch label for traceability, which simplifies audits and rapid recall if needed.

    Application Realities: Where It Works Best

    Most inquiries about 5-Ethyl-5-Methylhydantoin come from pharmaceutical research and specialty synthesis labs. The hydantoin ring’s unique substitution pattern is especially useful in preclinical drug discovery, where modifications on this skeleton often yield analogs with favorable biological profiles. Our teams noticed steady demand from agrochemical innovators seeking new seed treatments and growth regulators. Some customers found value in the material as an intermediate for high-performance polymers, relying on the robust ring structure to survive harsh processing steps.

    We pay attention to how chemists carry out scale-up work. Our sales engineers often receive feedback about solvent compatibility and reaction temperatures. Proper product performance depends on not only molecular integrity but also the absence of residual catalyst or unidentified byproducts. Our decades in direct manufacturing give us perspective on what labs want to avoid: variability across lots, unknown deposit build-up, or lost time in solvent exchange. Our approach aims to reduce troubleshooting, letting users focus on innovation rather than raw material shortcomings.

    Genuine Differences: Standing Apart from Alternatives

    5-Ethyl-5-Methylhydantoin stands out among hydantoin derivatives because the ethyl and methyl groups at the 5-position control both solubility and reactivity. Compounds like 5,5-Dimethylhydantoin or 5,5-Diethylhydantoin behave differently under identical reaction protocols. We measured these effects in our own pilot plant trials, observing how subtle structural changes shift overall polarity or modulate hydrolysis rates during downstream reactions. Working directly with bulk users, we found substitution patterns influenced byproduct profiles and purification effort—a key issue in process chemistry where margins and timelines matter.

    Compared to similar ring systems, such as succinimide derivatives, 5-Ethyl-5-Methylhydantoin offers broader functionalization windows. The delicate balance of hydrophobic and hydrophilic domains reduces problems with separation and post-processing. Chemists who transition from generic hydantoin intermediates often report smoother workflows and fewer isolation failures, especially in small molecule lead optimization or custom synthesis protocols. We credit this to the compound’s predictable behavior and low tendency for racemization or decomposition under standard laboratory conditions.

    Meeting Regulatory and Quality Standards

    Our teams participate in annual quality reviews, involving external audits and voluntary proficiency testing. 5-Ethyl-5-Methylhydantoin leaves our plant with documentation detailing analytical spectra, impurity profiling, and residual solvent analysis. This transparency helps our customers, especially those subject to regulatory compliance in the pharmaceutical and agrochemical sectors. Through repeated customer inspections and years of trouble-free shipments, we saw that such diligence brings smoother customs clearance, lower insurance risk, and streamlined site acceptance testing.

    We invest in continuous staff training, so that safe handling protocols align with the latest recommendations from health and safety authorities. All product labels carry clear hazard identification and proper disposal guidance, based on real-world use cases observed in the field. By staying transparent in our methods, we help partners meet their obligations—whether for new drug dossiers, Good Manufacturing Practice inspections, or environmental impact reviews.

    Responding to Industry Demands and Challenges

    Customer feedback has taught us where supply chains bend and sometimes break. Unforeseen disruptions—from global logistics gridlock to swings in commodities pricing—force us to hold multiple months’ safety stock. Running our own warehousing and distribution centers, we manage replenishment cycles in step with seasonal ordering trends, especially for customers who launch new R&D campaigns in the first quarter or ramp up for agricultural seasonality. Our history as a manufacturer means we have direct negotiation power on raw material sourcing, reducing dependency on spot purchases and market speculation.

    We know customers demand certainty. It takes more than routine production to satisfy research timelines; it means communicating estimated availability and flagging supply risks before they cause project overruns. By talking to our end-users—not just intermediaries—we anticipate shifts in application requirements, such as requests for micronized grades or solvent-free forms, and we prepare accordingly. This ongoing conversation limits surprises, which in turn maintains trust.

    Learning from Direct Customer Engagement

    Over the years, direct technical support revealed the diverse ways researchers and production chemists deploy 5-Ethyl-5-Methylhydantoin. One pharmaceutical client employed the compound as a nucleus in anticonvulsant development, running parallel screens to evaluate structure-activity relationships. The clean, predictable behavior of our material under cyclization and amidation steps allowed rapid library expansion. Another organization working on crop protection agents cited the solubility benefits in non-aqueous formulations—attributes that previous hydantoin analogs couldn’t match.

    We hear from those in analytical testing, where repeatability depends on unobstructed chromatography baselines. They favor our batches because they minimize spurious peaks and lower background noise, reducing method validation headaches. Such improvements trace directly to upstream process controls and maintenance routines we built in at the floor level, something absent in contract-manufactured lots or repacks that pass through too many hands.

    The Realities of Scaling and Customization

    Scaling from laboratory flasks to multi-ton reactors requires deep familiarity with reaction dynamics and technical hazards. Temperature management during synthesis ranks as a top priority. In our experience, insufficient temperature control can yield unreacted starting material or off-spec byproducts that complicate purification. We invested in advanced reaction calorimetry and automated sampling to monitor progress, ensuring each kilogram batch remains within specification.

    Some clients require unique packaging solutions to limit exposure or accommodate their own dispensing equipment. We responded with custom drum sizes, tamper-evident seals, and nitrogen-inerted headspace for sensitive shipments. Our willingness to adapt packaging—driven by direct customer requests—increased safe delivery and minimized losses from broken seals, spills, or atmospheric uptake.

    Supporting Responsibility and Stewardship

    As a manufacturer, we recognize our duty to produce 5-Ethyl-5-Methylhydantoin with minimal waste and careful stewardship. We run closed-loop water recycling in all production lines and operate energy-efficient filtration and drying systems that cut emissions. Manufacturing staff rotate through environmental monitoring assignments, learning firsthand about effluent management and containment. Our investment in site automation also reduced manual transfer risks, improving worker safety and compliance from raw material arrival to finished goods loading.

    Clients expect us to do more than supply raw material; they require assurance their purchases support sustainable goals. We share periodic updates on our environmental performance, demonstrating measured improvements in chemical yields and resource conservation. Leading by example, we work with partners to reuse packaging, pilot batch-to-batch material recycling, and offset transport emissions. Our work in this area extends beyond token gestures—each improvement must show direct, verifiable impact on the production and distribution chain.

    Future Directions and Collaborative Development

    Our plant teams meet monthly to review product lines, monitor trends in hydantoin chemistry, and flag opportunities for continuous refinement. Through customer collaboration, we identified unexplored synthetic routes that improve cost position or yield new derivatives. Academic partners occasionally share toolkits and findings that help us rethink aspects of synthesis or downstream conversion—sparking in-house experiments with real-world commercial consequences.

    We enthusiastically support joint development projects, supplying trial material for pilot scale campaigns or specialty one-off syntheses. This connection with research teams informs our innovation strategy and guides investment in new process technology. The detailed understanding we gain from shared successes and failures helps shape our future roadmap, keeping our production adaptable as regulatory or application landscapes evolve.

    Addressing Current and Emerging Challenges

    The market for high-purity specialty chemicals faces new headwinds, from evolving regulatory expectations to complex transportation requirements. Staying agile means maintaining direct lines with customs agencies and complying with shifting trade policy, especially for customers navigating cross-border R&D projects. New demands for digital traceability and end-to-end tracking led us to expand our digital infrastructure, linking production batches to customer orders and scanable documentation.

    Supply interruptions remain a collective risk for every player in specialty chemicals. We respond proactively, diversifying raw material sources and maintaining redundant process lines to avoid production stoppages. As international standards for pharmaceutical and agricultural inputs grow stricter, we recalibrate internal protocols to match or exceed external benchmarks. These actions spring not from marketing, but from day-to-day experience managing output and responding to audits.

    Choosing Direct Manufacture—Why It Matters

    Direct production of 5-Ethyl-5-Methylhydantoin lets us respond in real time to quality control needs, supply chain shocks, and emerging technical challenges. Because we control the process end-to-end, we minimize opportunities for contamination or mislabeling—a concern expressed by customers who have suffered delays from repacked or second-source product. Consistent manufacturing builds confidence in research and production, rewarding users with less downtime and greater troubleshooting clarity.

    Being a manufacturer means we bear full responsibility for each shipment. Our customer-facing staff carry insights from time spent on the floor—translating shop-level experience into solutions for diverse application problems. We value those direct connections, as they reveal blind spots and spark improvements, from incremental yield increases to game-changing process redesign.

    Invitation for Discussion and Partnership

    5-Ethyl-5-Methylhydantoin represents more than inventory—it exemplifies the result of years spent refining process chemistry, listening to real feedback, and anticipating market evolution. We invite conversation with research groups, process engineers, and regulatory teams who demand reliable supply, traceable quality, and direct technical support. As experienced producers, we have learned the importance of openness and accountability at every stage. Our commitment to improvement continues, as each batch brings new chances to learn and collaborate across the chemical sciences.