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2-(1-Hydroxyethyl)Benzimidazole

    • Product Name 2-(1-Hydroxyethyl)Benzimidazole
    • Alias 2-(1-Hydroxyethyl)-1H-benzimidazol-1-ium
    • Einecs 237-313-2
    • 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

    987993

    Chemical Name 2-(1-Hydroxyethyl)Benzimidazole
    Molecular Formula C9H10N2O
    Molar Mass 162.19 g/mol
    Cas Number 52229-99-7
    Appearance White to off-white solid
    Melting Point 157-160°C
    Solubility In Water Slightly soluble
    Smiles CC(O)c1nc2ccccc2[nH]1
    Inchi InChI=1S/C9H10N2O/c1-6(12)9-10-7-4-2-3-5-8(7)11-9/h2-6,12H,1H3,(H,10,11)
    Storage Conditions Store in a cool, dry, and well-ventilated place
    Synonyms 2-(1-Hydroxyethyl)-1H-benzimidazole
    Purity Typically >98%

    As an accredited 2-(1-Hydroxyethyl)Benzimidazole 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 with a secure screw cap, labeled "2-(1-Hydroxyethyl)Benzimidazole," including hazard and handling information.
    Shipping 2-(1-Hydroxyethyl)Benzimidazole is shipped in tightly sealed containers, protected from light, moisture, and incompatible substances. The package is clearly labeled with appropriate hazard information. Transportation follows local and international chemical regulations, ensuring safe handling. Temperature control may be required to preserve chemical stability during transit.
    Storage 2-(1-Hydroxyethyl)Benzimidazole should be stored in a tightly sealed container, away from light, moisture, and incompatible substances such as oxidizing agents. Keep it in a cool, dry, and well-ventilated area, ideally at room temperature. Ensure proper labeling and avoid exposure to extreme temperatures or direct sunlight. Always follow local regulations and safety guidelines for chemical storage.
    Application of 2-(1-Hydroxyethyl)Benzimidazole

    Applications of 2-(1-Hydroxyethyl)Benzimidazole in Industrial Manufacturing

    As a direct manufacturer of 2-(1-Hydroxyethyl)Benzimidazole, we supply this specialty raw material to industrial producers seeking efficient, stable, and high-purity intermediates for demanding process environments. Below, we provide detailed application breakdowns across several established downstream sectors, reflecting true chemical market utilization, compliance demands, and workflow integration.

    1. Corrosion Inhibitors for Water Treatment Systems

    Downstream water treatment plants and industrial cooling system formulators add our benzimidazole derivative to closed-loop, recirculating water and boiler protection packages. This additive, with its hydroxyl-ethyl functionalization, exhibits high affinity for ferrous and non-ferrous surfaces under varied pH and temperature. It serves in anti-corrosive preservation of steel and copper assets, maintaining protection in both neutral and slightly alkaline operating ranges, and is compatible with phosphate and polycarboxylate blends for scale inhibition.

    Industry compliance standards

    • ANSI/AWWA B603-19 (Standard for Corrosion and Scale Inhibitor Products for Water)
    • US EPA 40 CFR 141 for secondary water additives
    • EN 1212: Chemicals used for treatment of water intended for human consumption
    • ISO 9001 and ISO 14001 for manufacturing and environmental management

    Typical usage ratio

    • 0.1–1.0% w/w in final concentrate formulations, adjusted to system volume, metal type, and water composition

    Downstream process integration

    • Dosed during blending stage in inhibitor concentrates, with rigorous in-process QC, then further diluted by end users into working strength

    Final product types

    • Industrial closed-loop anti-corrosion formulas
    • Boiler feedwater treatment blends
    • Power plant cooling water preserve agents
    • Chilled water and HVAC circuit preservatives

    2. Pharmaceuticals: Synthesis of Antimicrobial Drug Intermediates

    Pharmaceutical manufacturers utilize 2-(1-Hydroxyethyl)Benzimidazole as a reagent or intermediate in the construction of specialty benzimidazole antimicrobials. The controlled synthesis process requires precise purity, batch consistency, and traceability from raw intermediate to active pharmaceutical ingredient (API) conversion. This chemical structure enables further functionalization steps, notably for anti-bacterial and anti-fungal drug backbones, within validated GMP lines.

    Industry compliance standards

    • ICH Q7: Good Manufacturing Practice for Active Pharmaceutical Ingredients
    • 21 CFR Part 211: US cGMP for Finished Pharmaceuticals
    • Chinese Pharmacopoeia (ChP 2020)
    • EU GMP Guide Part II for APIs

    Typical usage ratio

    • Varies from 0.05 to 0.15 molar equivalents in target molecule syntheses, depending on target substitution pattern

    Downstream process integration

    • Charged as a starting intermediate in stepwise synthesis using controlled atmosphere vessels, monitored for conversion by HPLC, isolated before downstream derivatization

    Final product types

    • Broad-spectrum antimicrobial drugs (e.g. anti-bacterial or anti-fungal APIs)
    • Intermediate fragments for further heterocycle synthesis
    • Custom therapeutic benzimidazole compounds
    • Regulatory reference standards and analytical markers

    3. Polyurethane Resin Stabilizers & Curing Aids

    Producers of specialty polyurethane resins incorporate our compound as a process-controlled stabilizer and co-catalyst for curing. Its benzimidazole core and polar hydroxyl moiety allow fine-tuning of polymer matrix cross-linking and enhance resin pot life. Used in high-performance applications such as industrial coatings and elastomers, this intermediate supports reaction consistency where thermal and hydrolytic stability are critical. Our production ensures impurity levels remain consistently below specified thresholds for resin-grade applications.

    Industry compliance standards

    • REACH Registration (EC 1907/2006) for safe resin additive use
    • ISO 9001 Quality Management for composition/traceability
    • ASTM D2571 for polymerization aids in polyurethane systems
    • GHS classification and labeling for industrial chemical handling

    Typical usage ratio

    • 0.15–0.5% by resin weight, adjusted to cross-link density and curing temperature

    Downstream process integration

    • Introduced to resin blend prior to catalyst and isocyanate addition, often with in-situ mixing under controlled temperature (<45°C) to prevent premature polymerization

    Final product types

    • Cast and spray polyurethane elastomers
    • Automotive and industrial floor coatings
    • High-adhesion sealants and adhesives
    • Specialty molded PU articles

    4. Dye and Pigment Manufacturing: Heterocyclic Precursor

    The dye and pigment industry employs our benzimidazole derivative as a heterocyclic intermediate in the synthesis of advanced colorants. Its nucleophilic properties favor coupling reactions in the creation of heat- and light-stable azo and anthraquinone pigment classes. Large-scale pigment suppliers value this input material for its predictable reaction profile during batch and continuous colorant manufacturing, enabling precise shade control and enhanced product fastness.

    Industry compliance standards

    • OEKO-TEX® Standard 100 for input chemistry
    • ISO 9001: Quality Systems for pigment intermediates
    • EN 71-3:2019 Safety of toys – migration of certain elements (relevant for pigments in toys)
    • REACH Annex XVII for restricted colorant substances

    Typical usage ratio

    • 0.2–1.5 equivalents in batch pigment syntheses, precise quantity dependent on desired chromophore and coupling substituents

    Downstream process integration

    • Added in controlled addition during heterocycle formation, then isolated, purified, and submitted for downstream diazotization/coupling reactions

    Final product types

    • Industrial azo dyes and complex pigments
    • High-performance printing inks
    • Plastic and fiber color masterbatches
    • Lightfast and weather-resistant coatings pigments

    5. Photographic Chemical Production: Silver Halide Complexation Agent

    In the production of traditional silver halide-based photographic materials, manufacturers use this compound as a complexing agent. The benzimidazole ring stabilizes silver ions during emulsion formation and controls grain growth for clearer image resolution. Its inclusion minimizes unwanted side reactions, contributing to sharper, more stable photographic emulsions especially in scientific and industrial imaging materials.

    Industry compliance standards

    • ISO 9001 and ISO 14001 for chemical manufacturing traceability
    • RoHS compliance for heavy metal restrictions
    • Photography industry in-house QC protocols for batch reproducibility

    Typical usage ratio

    • 0.05–0.25% by mass versus total emulsion solids, fine-tuned to grain morphology and film speed requirements

    Downstream process integration

    • Mixed into aqueous silver complex preparation ahead of gelatin dispersion and emulsion casting, with in-line spectroscopic monitoring

    Final product types

    • Professional and scientific photographic films
    • Archival and X-ray imaging sheets
    • Industrial photolithography plates
    • Specialty black-and-white photo papers
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    Certification & Compliance
    More Introduction

    Introducing 2-(1-Hydroxyethyl)Benzimidazole: From Concept to Reliable Ingredient

    Crafting a Consistent Chemical Solution

    Through decades of hands-on manufacturing experience, chemicals like 2-(1-Hydroxyethyl)Benzimidazole have become more than a string of formulas and numbers. Every batch emerges from a process that ties rigorous control of the synthesis environment to continuous attention on raw input quality. The structure of this molecule—built on a benzimidazole core with a hydroxyethyl substituent—means its properties rarely overlap directly with common benzimidazole derivatives found around the industry. I’ve watched this small difference in functional group open up broader routes for customized performance in finished products.

    Model, Specifications, and Quality You Can Rely On

    Consistency keeps our partners returning, from global pharmaceutical houses to dye and catalyst innovators seeking precise intermediates. We produce 2-(1-Hydroxyethyl)Benzimidazole with a focus on purity above 99%. Strong internal LCMS controls allow us to reliably maintain clarity and manage trace impurities, so end-users avoid downstream headaches. Over years of scale-ups, we’ve refined both kilogram and ton-scale syntheses, reducing waste by double-digit percentages compared to typical older methods. Every lot ships with physical inspection records—color, crystal habit, moisture checks—matched closely to the tightest requirements we’ve received from analytical labs and formulation specialists.

    Direct Experience in Application Support

    Customers working with 2-(1-Hydroxyethyl)Benzimidazole often expect it to fit seamlessly within both established and experimental synthesis protocols. We spend long hours in technical discussions, not just selling a drum of product, but working shoulder-to-shoulder on problem solving. In pharmaceuticals, this compound often steps in as a skeleton for further derivatization; its hydroxyethyl side chain accepts a range of modifications, which gives medicinal chemists more flexibility when they’re chasing structure-activity relationships. That’s been proven in numerous drug screenings where our compound replaced simpler benzimidazoles, improving solubility profiles and metabolic stability.

    Beyond pharma, applications in performance dyes and polymer additives rely on our quality standards because trace metals and organic contaminants undermine final product value. Each time a user runs into a sticking point with our material, we dive into lab logs and tweak upstream steps, pulling from cumulative experiences. Sometimes this means introducing new inert atmosphere protocols or installing another level of vacuum drying, simply because we saw small shifts in melting point or color that others overlooked.

    Differences from Similar Benzimidazole Derivatives

    We realized early on that offering just “any benzimidazole” won’t do. Testosterone runs high in this industry over trivial-seeming structural changes—removing the hydroxyethyl group, for instance, cuts out crucial hydrogen bonding ability and restricts what the molecule can do as a ligand or precursor. Our factory has experimented with N-alkyl, N-aryl, and un-substituted variants. The hydroxyethyl version keeps showing up as the problem solver where a little extra polarity without sacrificing backbone rigidity is essential.

    There’s also a clear difference in behavior during formulation. Product managers often mention how unmodified benzimidazole, or the 2-methyl variant, offers lower reactivity towards certain coupling strategies. With the hydroxyethyl group, customers report increased yields and shorter process cycles in their synthetic steps. It’s not theory—it’s a pattern borne out from hundreds of pilot plant trial notes shared with us by research groups and manufacturing supervisors. Our internal data matches what clients see in their downstream reactions: better performance, greater compatibility with hydrophilic blends, and fewer failures during scale-up.

    Focus on Practical Usability in Commercial Environments

    Our operational teams keep a close eye on physical handling aspects. The easy fusion of 2-(1-Hydroxyethyl)Benzimidazole’s crystal form supports safe dosing systems, limits dust formation, and meets customer requirements for rapid dispersion in standard solvent blends. This translates to fewer clumping or caking complaints from formulation rooms, even in regions with high humidity or temperature swings. Every time we receive feedback from a new market, we re-test storage suggestions and confirm shelf-life with accelerated aging studies.

    Not all sectors demand the same handling protocols. Our direct clients in API manufacture want the material delivered in double-bagged, nitrogen-flushed drums, and some request custom particle sizing. We’ve built flexibility into the production line, so changes like fine-milling or tighter sieve cuts happen without downtime. Meanwhile, labs and industrial users gravitate towards moderate-sized packs that pour cleanly; we never ignore these small requests since they often reduce long-term waste and occupational exposure risk for users.

    Supporting Sustainable, Scalable Chemistry

    Sustainability comes up in nearly every customer query now. For years, the industry defaulted to high-solvent, high-waste syntheses when making heterocyclic compounds. As regulations tightened, and as we gained more operational discipline, we switched to recycling systems and more efficient catalyst recovery. We’ve now implemented closed-loop solvent recycling, which has already cut annual waste output compared to five years ago. In 2-(1-Hydroxyethyl)Benzimidazole, the small but measurable improvement in process atom economy allows us to satisfy increasingly strict partner audits—proof in numbers, not just claims.

    Customers with zero-discharge manufacturing policies often need specific documentation showing our environmental protocols. Several have audited our site to verify EHS compliance. It takes extra work, but we know it pays off in trust, and in long-term contracts. Our technical staff host joint workshops for new partners, walking them through real-world examples of waste minimization using our process as a case study.

    The demand for greener reagents in downstream applications—with less byproduct and safer profiles compared to old-school alternatives—drives us to keep refining our own methods. We continually test greener oxidants, alternative solvent choices, and keep abreast of analytical literature to evaluate the impact of trace level contaminants. When end-users aim for “green label” certifications or want to lower their lifecycle footprint, our team can back up every batch certificate with documentation and detailed process overviews.

    How Performance at Scale Sets Us Apart

    Long experience has shown that the real test for 2-(1-Hydroxyethyl)Benzimidazole comes not in the glass flask, but in scale-up to large batch or continuous operations. Too many specialty chemical suppliers can offer research-grade molecules, but the difference between grams and metric tons shows up in mechanical stability, batch-to-batch consistency, and supply reliability. We’ve invested heavily in modern reactors with automated monitoring, so every load gets full traceability—reactors record temperature, pressure, and addition speeds, and these details illuminate any anomalies before they reach the filling line.

    Lead time reliability emerges from how raw materials are sourced. Over the years, we’ve built direct relationships with upstream chemical feedstock producers. We do not depend heavily on third-party traders or fluctuating spot market material, so price and supply stability make planning easier for our own operations, and the customers depending on us. If market turbulence strikes—pandemics, logistics snags, or changes in regulatory tariffs—we have enough redundancy built in to buffer partners from disruption.

    This background, from pilot campaign failures to process troubleshooting sessions, informs how we tackle any challenge tied to 2-(1-Hydroxyethyl)Benzimidazole’s use. Full traceability protects our clients. Every batch carries not just a paperwork trail, but a record of chemicals, equipment, and operator oversight. When something slides out of spec, we detect and correct before drums ever get to the truck dock.

    Real-World Use Cases and Collaborations

    Working as a direct manufacturer means we’re often called into late-stage troubleshooting on customer lines. Sometimes, a new process for coupling the benzimidazole ring with specialty reagents demands tighter moisture control, or surfaces quality problems that another supplier’s batch introduced. Our technical teams walk the line with the client’s own chemists onsite to diagnose and resolve process deviations.

    In coatings and advanced dye markets, formulators need their intermediates to deliver both performance and reproducibility. One global dye customer saw a drop in finished product color intensity after switching suppliers. Our in-depth analysis traced the problem to micro-level contaminants in their alternate source’s material—something overlooked by general chemical traders. After a rapid trial and corrective campaign with our high-purity product, the plant’s outputs bounced back, quality complaints vanished, and process cycle times dropped.

    Another common scenario comes from generic pharmaceutical production: teams need to adapt their synthesis to regulatory-driven solvent swaps, reactivity improvements, or process simplification. Over several projects, we’ve worked with pharmaceutical partners on scale-up batches for generic APIs using our compound as a key intermediate. The added polarity and functionalization on the hydroxyethyl group helped streamline both cyclization and downstream protection steps, which cut labor and solvent usage on commercial lines.

    Every time we detect unexpected issues—be it in shelf-life degradation, crystallization anomalies, or downstream residue build-up—we bring together our R&D and production chemists for a rapid joint review. The solutions often come from years of lived production experience combined with new analytical technologies, like NMR-based impurity fingerprinting or real-time process modeling.

    How Our Approach Benefits End Users

    We believe open lines of technical dialogue drive improvements, not just sales. Many chemical suppliers keep a strict arm’s length relationship after delivery, leaving customers on their own to untangle downstream challenges. We take a different route, offering direct consultation and technical insight, whether a client needs alternative purification strategies, advice on solvent compatibility, or minor custom adjustments in particle size and packaging. These conversations often yield process savings or new routes—not just for current needs, but for future formulation or regulatory shifts.

    In practice, this means a pharmaceutical development team can pick up the phone and get a process or analytical chemist who understands their constraints. Our experience spans sourcing, logistics, regulatory compliance, and even shutdown response tactics, which lets us guide partners toward deploying 2-(1-Hydroxyethyl)Benzimidazole safely and efficiently. When regulatory filings demand extra documentation or traceability, we give full lab and process records to ease audits and streamline compliance work.

    Focusing on transparency makes life easier for operations teams in fast-moving or tightly regulated sectors. Instead of fielding repeated requests for clarification, clients know upfront about shelf life, recommended storage, and trace impurity risks—because each has arisen in past projects and gotten resolved collaboratively.

    Continuous Improvement through Feedback and Innovation

    The best advancements don’t sit on a shelf in our R&D lab—they evolve from repeated engagement with external partners and in-house cross-functional review. We encourage users of our 2-(1-Hydroxyethyl)Benzimidazole to share challenges and feedback, knowing these insights drive iterative gains in purity, packaging, and process safety. We’ve also set up feedback sessions with academic collaborators to keep pace with new applications from medicinal chemistry to industrial catalysis, ensuring our internal technical teams can quickly adjust processes when there’s evidence an upgrade could increase value to customers.

    Emphasizing Safety and Compliance from the Start

    External audits from regulatory agencies and client QA teams have sharpened our operational discipline. We field routine reviews of manufacturing logs, safety procedures, and traceability for all product shipments, not just those earmarked for pharmaceutical applications. As direct manufacturers, we incorporate years of experience into daily practice—investing in PPE, advanced sensors, and digital process management that doesn’t just tick boxes, but tightens each step from synthesis to delivery.

    All new production runs start with a recap meeting on the latest regulatory updates, so teams know immediately if end-use legislation or safety standards have changed. We offer clients transparent updates about minor specification changes or material improvements, and keep batch samples archived for post-delivery troubleshooting. Our incident response plans are reviewed live, with on-call teams retrained every quarter. Customers see these measures reflected in both punctual shipments and minimal recalls or complaint tickets.

    Looking Ahead: Meeting the Next Wave of Industry Needs

    2-(1-Hydroxyethyl)Benzimidazole now finds itself at the intersection of expanding fields—demand for advanced pharmaceuticals, new specialty dye classes, and high-performance intermediates in electronics and polymers. The technical progress we’ve seen in each of these areas spurs us to keep refining, certifying, and adapting to what tomorrow’s chemists will require in both material capability and support service.

    We keep an eye on market signals—from movement in high-value pharmaceutical intermediates, to new technical bulletins on advanced dye formulations. Long-term discussions with our core customers feed into regular in-house product reviews, so if a new requirement emerges, we’re ready to invest in extra analytics or adjusted production campaigns. Change doesn’t catch us off guard because agility and technical depth have been central to operations for years.

    Working directly alongside partners from all corners of the globe means we witness real-world chemistry at its messiest and its finest. With each new project, we take lessons from previous triumphs and setbacks, building them into both our approach and our product. That’s how we maintain the trusted quality and performance of 2-(1-Hydroxyethyl)Benzimidazole in a market that moves as fast as the reactions inside every lab and production vessel that use it.