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1-Methyl-1,2,4-Triazole

    • Product Name 1-Methyl-1,2,4-Triazole
    • Alias 1-Methyl-1,2,4-Triazole; 1-Methyl-1H-1,2,4-triazole
    • Einecs 220-711-2
    • Mininmum Order 1 g
    • Factory Site Tengfei Creation Center,55 Jiangjun Avenue, Jiangning District,Nanjing
    • Price Inquiry sales7@sinochem-nanjing.com
    • Manufacturer Sinochem Nanjing Corporation
    • CONTACT NOW
    VTB
    Specifications

    HS Code

    185588

    Cas Number 3320-87-2
    Molecular Formula C3H5N3
    Molecular Weight 83.09 g/mol
    Iupac Name 1-methyl-1,2,4-triazole
    Appearance Colorless to pale yellow liquid
    Boiling Point 178-180°C
    Melting Point −7°C
    Density 1.14 g/cm3
    Solubility In Water Miscible
    Flash Point 74°C
    Refractive Index 1.505
    Smiles CN1C=NC=N1

    As an accredited 1-Methyl-1,2,4-Triazole factory, we enforce strict quality protocols—every batch undergoes rigorous testing to ensure consistent efficacy and safety standards.

    Packing & Storage
    Packing 1-Methyl-1,2,4-Triazole is packaged in a 500g amber glass bottle with a secure screw cap and detailed hazard labeling.
    Shipping **1-Methyl-1,2,4-Triazole** is typically shipped in tightly sealed containers under ambient conditions to prevent moisture or contamination. It should be labeled according to regulatory guidelines and handled by trained personnel. Though not classified as hazardous for transport, it should be kept away from strong oxidizers and sources of ignition during shipping.
    Storage 1-Methyl-1,2,4-Triazole should be stored in a tightly closed container, in a cool, dry, and well-ventilated area, away from sources of ignition and incompatible substances such as strong oxidizers. Keep the container protected from physical damage and out of direct sunlight. Ensure proper labeling and restrict access to qualified personnel only. Store following relevant chemical safety regulations.
    Application of 1-Methyl-1,2,4-Triazole

    Applications of 1-Methyl-1,2,4-Triazole in Industrial Manufacturing

    As a specialized manufacturer of 1-Methyl-1,2,4-Triazole, we work closely with downstream partners to ensure consistent supply and technical guidance for real-world industrial applications. Below we outline key sectors where this intermediate plays a critical role in formulations and finished product manufacturing, with details on regulatory compliance, formulation principles, process steps, and end-use product profiles.

    1. Synthesis of Agrochemical Active Ingredients

    1-Methyl-1,2,4-Triazole sees large-scale use as a building block in the synthesis of triazole-based fungicides and plant protection actives. Agrochemical formulators apply this intermediate for efficient ring construction, which is fundamental to the performance and targeted spectrum of several modern crop protection agents. Formulators select the dosage and process stage for incorporation based on the molecular requirements of the target active, ensuring compliance with strict agrochemical industry quality controls.

    Industry compliance standards

    • FAO/WHO Specifications for Plant Protection Products
    • ISO 17025:2017 for analytical QC in synthesis
    • REACH Regulation (EC) No 1907/2006 for chemical substance registration
    • Chinese GB 2763-2023 Maximum Residue Limits for Pesticides

    Typical usage ratio

    • Usually 0.5–2.0 molar eq. per batch, adjusted according to the synthetic pathway and yield optimization of the intended triazole-based active ingredient

    Downstream process integration

    • Charged at the initial condensation or cyclization step to form the triazole core structure in multi-step synthesis lines

    Final product types

    • Difenoconazole, Tebuconazole, Propiconazole, Epoxiconazole technical fungicide actives
    • Registered plant protection agent concentrates
    • Formulated SC, EC, WG agrochemical preparations

    2. Pharmaceutical Intermediate for Triazole Drugs

    Pharmaceutical manufacturers rely on this compound as a core intermediate in the production of triazole-class antifungal actives, notably for APIs used in systemic and topical formulations. Process engineers apply precisely controlled ratios to comply with pharmacopeia requirements and support validated GMP routes for bulk drug synthesis and downstream pharmaceutical formulation.

    Industry compliance standards

    • ICH Q7 Good Manufacturing Practice for Active Pharmaceutical Ingredients
    • Chinese Pharmacopoeia (ChP), USP, EP relevant monographs
    • EU GMP EudraLex Volume 4
    • FDA 21 CFR Parts 210/211 for drug components

    Typical usage ratio

    • Typically 0.9–1.1 molar eq. per API target, with process adjustment for impurity control and scalability

    Downstream process integration

    • Added during the heterocycle formation or as a nucleophilic reactant in the core synthesis of pharmaceutical actives (e.g., fluconazole, itraconazole precursors); included at the early or mid-stage depending on route selection

    Final product types

    • Fluconazole and Itraconazole APIs
    • Pharmaceutical grade triazole intermediates
    • Finished solid oral dosage forms (tablets, capsules) and topical antifungal formulations

    3. Corrosion Inhibitor Additive in Industrial Water Treatment

    Formulators utilize 1-Methyl-1,2,4-Triazole as a specialty additive in corrosion inhibitor blends for industrial water circuits, leveraging its stable chelation profile with copper and other metals. Plants operating cooling towers and closed-loop systems incorporate this chemical to guard against metal ion leaching and pitting corrosion, adhering to environmental and worker safety standards regulating chemical treatments in large-scale installations.

    Industry compliance standards

    • ASTM D1384 Standard Test Method for Corrosion Test in Engine Coolants
    • ISO 9001:2015 Quality Management for water chemical production
    • US EPA Toxic Substances Control Act (TSCA)
    • GB/T 50106-2010 Code for Design of Industrial Circulating Cooling Water Treatment

    Typical usage ratio

    • Generally 5–50 ppm in final corrosion inhibitor concentrate, with on-site adjustment based on water composition and metal exposure levels

    Downstream process integration

    • Dosed at the blending stage for specialty chemical formulation, or injected directly into recirculating system sumps for continuous maintenance treatments

    Final product types

    • Copper and multi-metal corrosion inhibitor packages
    • Industrial closed-circuit water treatment chemicals
    • Pre-blended functional fluids for HVAC and process plant applications

    4. Intermediate for Specialty Polymers and Resins

    This raw material enters the advanced polymer sector, specifically in the synthesis of heterocyclic monomers for specialty polytriazole and copolymer systems. Resin formulators incorporate the compound in strictly defined ratios to impart tailored chemical and thermal resistance properties, following technical standards for specialty engineering plastics and coatings used in electronics and automotive segments.

    Industry compliance standards

    • ISO 9001:2015 for polymer manufacturing quality management
    • UL 94 Standard for Safety of Flammability of Plastic Materials
    • RoHS Directive (EU) 2015/863 for restricted substances
    • ASTM D256 for polymer impact resistance

    Typical usage ratio

    • Ranges from 1–10% on a monomer molar basis, determined by copolymer design; higher loadings for increased triazole content or enhanced thermal stability

    Downstream process integration

    • Reacted in situ during polycondensation or as a functional monomer during copolymerization for specialty resin synthesis; often dissolved or emulsified before reactor charging

    Final product types

    • Polytriazole engineering plastics for high-stress applications
    • Corrosion-resistant protective coatings for electronic components
    • Automotive wire insulation and specialty adhesives

    5. Chemical Intermediate for Textile Auxiliaries

    Manufacturers of textile auxiliaries apply this triazole derivative as a key intermediate in the preparation of dye-fixation agents and textile finishing products. By integrating it into various multi-step chemical syntheses, downstream producers ensure improved dye uptake, wash fastness, and resistance to microbial growth for technical textile applications, while meeting global regulatory and safety requirements for textile chemical formulation.

    Industry compliance standards

    • OEKO-TEX® Standard 100 for restricted substances in textiles
    • ZDHC MRSL (Zero Discharge of Hazardous Chemicals Manufacturing Restricted Substances List)
    • GB/T 17592-2011 for determination of prohibited azo colorants
    • ISO 14001:2015 Environmental Management for chemical facilities

    Typical usage ratio

    • Integrated at 1–4% of total auxiliary formulation weight; dosage varies based on auxiliary type and textile substrate

    Downstream process integration

    • Employed during multi-reactant synthesis of textile finishing agents and as a reactive intermediate in the final modification or polymerization stages of dye-fixers or biocide agents

    Final product types

    • Reactive dye-fixation additives for cotton, wool, and blended fabrics
    • Biocidal textile finishes
    • Wash/performance enhancer auxiliaries for technical textiles
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    Certification & Compliance
    More Introduction

    1-Methyl-1,2,4-Triazole: A Practical Perspective from the Manufacturer’s Floor

    Real-World Considerations in the Making of 1-Methyl-1,2,4-Triazole

    Handling specialty chemicals every day in the plant, I’ve seen firsthand what makes a compound useful, practical, and actually worth the attention of end users and R&D teams. We work with all sorts of triazoles under different project requirements, but experience keeps pulling us back to 1-Methyl-1,2,4-Triazole for several core reasons. Our hands get stained with the work, so we see both the run-of-the-mill and the exceptional. This one stands out because of its unique blend of stability, reactivity, and straightforward incorporation into chemical synthesis processes.

    On the production line, our main focus sits on consistency and quality. Each batch of 1-Methyl-1,2,4-Triazole, often referenced as 3-Methyl-1,2,4-Triazole in some technical circles, reflects careful temperature management, purification, and rigorous in-process checks. The typical product is a clear, colorless, low-viscosity liquid that carries a mild, distinctive nitrogenous scent. We test for assay via gas chromatography so %purity always meets or exceeds the 99% target. Moisture content is kept well under the generally accepted threshold for most pharmaceutical, agrochemical, and specialty industrial uses.

    Behind the Scenes: Our Approach to Manufacturing

    We rely on a robust synthesis route that minimizes byproducts and enables safe handling, even with larger batch volumes. Logistics crews see fewer transport issues thanks to its manageable hazard profile compared to some more volatile or odoriferous triazoles. The chemistry favors consistency, letting us scale a 100 kg pilot up to full-ton runs with minimal recalibration, and this lowers the risk of surprises when you’re running continuous reactors or trying to line up shipments for big projects in the agricultural or pharmaceutical sector.

    The plant’s instrument panel tells the story: temperature swings can lead to formation of side products like methylated impurities or residual hydrazine derivatives. We keep these well under the recognized safe limits by controlling reaction kinetics with automated feedback loops, sparing the headaches that come when batches go out of spec. Our most experienced operators know to pay attention to subtle cues—like a slight change in viscosity or color—that hint at system deviation. Years have drilled into us the lesson that overlooking these signals can slow down whole campaigns and tie up equipment in expensive troubleshooting.

    Where It Goes: Applications of 1-Methyl-1,2,4-Triazole

    Manufacturers and formulators value this chemical's practical performance in the production of pharmaceutical intermediates, high-efficiency biocides, corrosion inhibitors, and specialty resins. Its backbone supports various molecular scaffolds, increasing solubility or introducing a controlled nitrogen donor, which makes it a popular choice for researchers seeking new compounds. On more than one occasion, we've watched as formulation chemists swap out generic triazoles for the methylated variant to address issues like unwanted cross-reactivity, volatility, or incomplete conversion rates.

    For agricultural uses, 1-Methyl-1,2,4-Triazole can enter as a building block in the synthesis of fungicides or plant growth regulators. In these cases, the methyl group softens the acidity compared to triazole alone, leading to greater compatibility with sensitive actives. Multiple project partners have reported lower phytotoxicity and improved storage stability in their end formulations when switching to our product.

    Differences That Matter: Standing Apart from Other Triazoles

    From a synthesis standpoint, the extra methyl group at the 1-position alters the compound’s electronic character and sterics. Without slipping into theoretical chemistry speak, this gear shift is what gives 1-Methyl-1,2,4-Triazole its distinctiveness compared to the parent 1,2,4-triazole or other methylated variants. The difference isn’t subtle during scale-up, since the product resists over-oxidation in aggressive processing. As a result, downstream yields often improve for end users targeting active pharmaceutical ingredients or high-purity intermediates.

    Chemical processors searching for compact, high-density actives appreciate how 1-Methyl-1,2,4-Triazole resists hydrolysis during extended storage. We notice a much longer shelf life without the yellowing or off-odor development some competitors see with less pure counterparts. Over time, this has reduced breakage rates during regional shipments—our shipping teams rarely log leakages due to chemical breakdown in drums. Supply chain managers and plant engineers both appreciate the extended stability, which helps buffer inventory in times of uncertain logistics.

    Practical Experience: Troubleshooting and Problem Solving

    In the early years, a few batches ended up failing moisture specs, especially during the rainy season, and that taught us the value of closed-loop atmospheric controls. Humidity may not sound like a big deal from the comfort of an office, but we learned that even minor environmental slippage affects product flow and purity. Now, our improved packaging uses vacuum-sealed liners, further reducing the risk of moisture pickup. These lessons help us keep the product ready for immediate integration in our customers’ reactors, rather than waiting for re-drying or requalification.

    Some of the smaller clients in the specialty organics segment struggle with solvent compatibility or scale-up differences when switching between triazole variants. We address this by supplying small-volume pilot lots alongside supporting chromatographic data that map out impurity profiles at a glance. These transparency measures reduce surprises at the production stage and build trust with R&D technicians taking our chemical through their validation runs. The feedback loop with customers leads directly to further improvement on our side—and in one case, allowed us to develop a lower-residual-solvent grade in response to a custom customer need.

    Feeedback and Case Histories

    Our field technical team receives updates from users experimenting with new synthetic routes in pharmaceutical API development. For instance, one process engineer at a mid-sized contract manufacturing organization reported a nearly 14% bump in final yield after switching from standard 1,2,4-triazole to our methylated grade. Less waste, fewer purification cycles, and more reliable batch-to-batch performance—these tangible results keep us focused on small but consequential details in production.

    Occasionally, bespoke needs surface. Some polymer chemists have asked for ultra-dry, highly purified 1-Methyl-1,2,4-Triazole for specialty adhesives. Addressing these requirements has nudged our lab to invest in more sensitive water and trace solvent analysis equipment. Discoveries made in this process often flow back into the routine production runs, quietly increasing consistency for everyone.

    Regulatory and Safety Oversight

    Anyone working with nitrogen-containing heterocycles faces regulatory scrutiny, and we're no exception. As the manufacturer, we work with our compliance staff to stay on top of evolving standards around purity, impurity control, and permissible residual solvents. We monitor new guidance from the major regulatory jurisdictions (like REACH in Europe and TSCA in the U.S.) for updates, then quickly roll out adjustments to process documentation and labeling. This keeps product shipments smooth, particularly for clients operating in regulated sectors.

    Despite its relatively moderate hazard profile, we train our teams on best handling practices and maintain up-to-date safety data sheets for all operating lines. On-site, we reinforce the physically separated storage of triazole derivatives from strong oxidizers and acids—practical caution that keeps incidents rare and uninterrupted uptime high. Over the years, solid safety culture has saved both property and people from harm, and helps reinforce confidence among auditors and visitor teams.

    Supply Chain Realities

    Reliable supply of ingredients drives the chemical manufacturing game. We source our methylating agents and precursors from longstanding partners who undergo regular plant visits and quality audits. Still, supply chain volatility is always a fact of life. To buffer against surprise delays or trade policy swings, we keep minimum stocks of critical intermediates and even develop backup supply contracts. When border disruptions or regulatory changes hit other players, our clients usually find their scheduled deliveries on time thanks to these risk mitigation steps.

    Cost remains a practical concern. China and India export huge triazole volumes, but we hang our hat on product distinction and local support. Shorter lead times, clear technical documentation, and accessible field engineers help set us apart. Over time, these values have kept our product of choice on the shelves of procurement teams running high-value synthesis campaigns.

    Continuous Improvement: Lessons from the Plant

    Every batch is a teacher. With chemists, engineers, and operators contributing ideas, we tweak the process and spot incremental wins that, over months and years, stack up. Early on, a persistent foaming problem during purification cost us yield, time, and cleaning hassles. Switching column chemistries and adjusting stirring regimes may sound mundane, but these shop floor fixes keep the line running smoothly, translating to more consistent product and fewer down days per quarter.

    Data from quality analysts has shaped our habit of closely monitoring the trace byproduct profile. We collect 52-week moving averages for all outgoing batches, which spot drifts and correct for root causes long before regulatory or customer feedback signals trouble. Our QC and R&D teams communicate directly—a luxury not every manufacturer enjoys—and this tight feedback loop builds mutual respect and rapid innovation.

    Thinking Towards the Future

    We see demand for 1-Methyl-1,2,4-Triazole rising as specialty chemicals and life sciences companies seek ever more reliable, process-friendly intermediates. Demand isn’t just booming at the top R&D labs—small and mid-size firms need clean and reliable building blocks for their discoveries as much as the larger groups do. Our bet sits with ongoing investments in process safety, impurity control, and expanded batch documentation.

    As teams bring us new challenges—like reducing trace genotoxic impurities or eliminating specific solvents—we partner on pilots and tweak process controls to meet emerging specs. These collaborations don’t just build customer loyalty; they improve our own practice, pushing us toward ever tighter analytical routines and plant upgrades.

    In-House Values Shape Our Offerings

    The people making chemistry happen each shift believe in the impact of their work. Less waste, more uptime, safe plant environments, and clear, responsive technical support turn “just another triazole” into a partner for both experimentation and mass production. We focus on what goes into each drum, tote, or canister, and what comes out for fellow chemists, engineers, and formulation artists downstream.

    So, whether the lot is bound for an innovator’s laboratory bench or for a 25-ton process vessel, careful attention to detail, robust hands-on training, and a willingness to improve every month define real manufacturing success. 1-Methyl-1,2,4-Triazole represents these values: simple, reliable, trustworthy—a tool you can build something with, not just another item on a purchase list.

    Ending on the Shop Floor

    From mixing tanks to finished drums, everything we’ve written about comes from lived experience, repeated across countless batches and evolving over years. We invite questions, field audits, and curious project developers to see these routines up close. Real process knows no shortcuts—neither does our approach to making and supplying 1-Methyl-1,2,4-Triazole, year in and year out.