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2,3-Dihydro-2,2-Dimethyl-7-Benzofuranol

    • Product Name 2,3-Dihydro-2,2-Dimethyl-7-Benzofuranol
    • Alias 7-Hydroxy-2,2-dimethyl-2,3-dihydro-1-benzofuran
    • Einecs 225-889-6
    • 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

    292228

    Iupac Name 2,3-Dihydro-2,2-dimethyl-7-benzofuranol
    Molecular Formula C10H12O2
    Molar Mass 164.20 g/mol
    Cas Number 16287-25-3
    Appearance White to off-white solid
    Melting Point 90-94°C
    Solubility In Water Slightly soluble
    Pubchem Cid 172541
    Smiles CC1(C)OC2=C(C=CC=C2)C1O
    Inchi InChI=1S/C10H12O2/c1-10(2)7-12-9-5-3-4-6-8(9)10/h3-6,12H,7H2,1-2H3

    As an accredited 2,3-Dihydro-2,2-Dimethyl-7-Benzofuranol factory, we enforce strict quality protocols—every batch undergoes rigorous testing to ensure consistent efficacy and safety standards.

    Packing & Storage
    Packing Amber glass bottle, 25 grams, sealed with a screw cap, features hazard labeling, product name, concentration, manufacturer, and lot number.
    Shipping 2,3-Dihydro-2,2-Dimethyl-7-Benzofuranol is shipped in tightly sealed containers, protected from light and moisture. It is classified as a laboratory chemical and should be packed according to local and international shipping regulations, labeled appropriately, and accompanied by a safety data sheet (SDS) to ensure safe handling and transport.
    Storage 2,3-Dihydro-2,2-dimethyl-7-benzofuranol should be stored in a tightly closed container, protected from light and moisture, in a cool, dry, and well-ventilated area. Keep away from sources of ignition, heat, and incompatible materials such as strong oxidizers. Proper labeling and secondary containment are recommended to prevent accidental spills or leaks. Always follow local regulations and safety guidelines for chemical storage.
    Application of 2,3-Dihydro-2,2-Dimethyl-7-Benzofuranol

    Applications of 2,3-Dihydro-2,2-Dimethyl-7-Benzofuranol in Industrial Manufacturing

    2,3-Dihydro-2,2-Dimethyl-7-Benzofuranol serves as a key intermediate for various downstream industries due to its unique structural attributes. Our direct manufacturing quality ensures suitability for use in specialized synthesis, advanced formulations, and high-value finished goods. Below are principal application fields, each with process-specific notes and recognized standards.

    1. Pharmaceutical Intermediate for Benzofuran-Based APIs

    This compound plays a critical role as an intermediate in the synthesis of pharmaceutical active ingredients, particularly for drugs requiring benzofuran scaffolds. Manufacturers rely on its chemical stability and purity during multi-step synthesis routes, where it supports the formation of core structures in non-steroidal anti-inflammatory drugs and certain antipsychotics. The integration takes place during the early to mid-stages of API synthesis, where precise control of purity and traceability is essential to meet regulatory requirements for medicinal products.

    Industry compliance standards

    • ICH Q7 Good Manufacturing Practice for APIs
    • USP/NF monographs on starting materials
    • EDQM CEP requirements for intermediates
    • 21 CFR Part 210 & 211 (FDA GMP for drug substances)

    Typical usage ratio

    • Usage as an intermediate: 0.2 – 0.5 molar equivalents, adjusted based on target molecule yield and process batch size

    Downstream process integration

    • Incorporated during core benzofuran ring formation via Friedel-Crafts or Suzuki coupling steps
    • Subjected to further elaboration, including alkylation, halogenation, and amide coupling, during middle-stage API assembly

    Final product types

    • Benzofuran-derived pharmaceuticals (anti-inflammatory tablets, CNS-active compounds)
    • Generic and branded prescription drugs containing benzofuran frameworks
    • Specialty APIs with furan core modifications

    2. Fragrance Ingredient Synthesis in Aroma Chemicals

    This material functions as a key building block in the production of aroma chemicals used in perfumery and fine fragrances. Its structural properties facilitate the formation of high-impact odorants via controlled cyclization, oxidation, or esterification steps. Producers utilize its reactivity to develop aroma compounds that comply with tight purity and safety benchmarks, especially for use in luxury perfumes, air care, and fine cosmetics. Process demands include robust characterization and minimization of residuals to adhere to strict regulatory regimes.

    Industry compliance standards

    • IFRA (International Fragrance Association) Code of Practice
    • EU Regulation (EC) No. 1223/2009 on cosmetic products
    • ISO 9235:2013 (Aromatic natural raw materials and derivatives)
    • REACH (EC) No. 1907/2006 (Substance Registration)

    Typical usage ratio

    • Typically 1–5% by weight of the total reactants in aroma compound production, subject to target odorant concentration and composition

    Downstream process integration

    • Reacted during synthesis of benzofuran-derived musk or lactone structures
    • Purified by distillation or chromatography prior to formulation in concentrated fragrance bases

    Final product types

    • Fine fragrance bases (perfume accords, eau de toilette)
    • Home and air care fragrance components
    • Cosmetic perfumes and personal care blends

    3. Intermediate for Agrochemical Synthesis

    This benzofuranol derivative appears as an intermediate in the synthesis of crop protection agents, notably modern fungicides and selective insecticides where heterocyclic frameworks improve bioactivity. The compound enters synthetic routes that require stable, pre-functionalized ring systems to support downstream coupling and substitution reactions. Quality management focuses on minimizing isomeric and metallic impurities, vital for the final registration of crop protection products.

    Industry compliance standards

    • FAO/WHO Pesticide Specifications (JMPS)
    • ISO 9001:2015 for chemical manufacturing processes
    • EU Regulation (EC) No. 1107/2009 (Plant Protection Products)
    • GLP (OECD Principles of Good Laboratory Practice) for synthesis documentation

    Typical usage ratio

    • Intermediate incorporation: 0.15–0.4 molar equivalents depending on the target pesticide backbone

    Downstream process integration

    • Participates in nucleophilic substitution and Michael addition stages of agrochemical synthesis
    • Feeds into batch reactor lines for conversion to final active greenhouse and field formulations

    Final product types

    • Agrochemical actives (fungicides, insecticides with benzofuran moieties)
    • Formulated crop protection sprays, suspensions, and powder concentrates

    4. Precursor for UV Absorber Additives in Polymer Processing

    The compound operates as a precursor in UV absorber additive manufacturing for plastics and coatings. Its fused ring system enables downstream conversion into benzofuran-based stabilizers that protect polymers from photodegradation. Manufacturers, particularly those serving the automotive and outdoor goods sectors, rely on this raw material for additive chemistry that meets stabilization efficiency and regulatory purity requirements. The process involves targeted transformations to yield products with predictable compatibility and effectiveness in thermoplastic matrices.

    Industry compliance standards

    • EU Regulation (EU) No. 10/2011 (Plastic materials in contact with food)
    • FDA 21 CFR 177.1520 (Polymers for food contact)
    • ISO 4892-2 for artificial weathering testing
    • RoHS Directive 2011/65/EU (Restriction of Hazardous Substances)

    Typical usage ratio

    • Precursor content optimized at 0.2–2% by weight of additive composition, tuned to UV-absorber formulation and extraction profile

    Downstream process integration

    • Converted into light-stabilizer intermediates via substitution and condensation reactions
    • Integrated into masterbatch manufacturing for extrusion or injection molding processes

    Final product types

    • Polymer UV stabilizer additives
    • Polypropylene and polyurethane masterbatches
    • Coating systems for automotive components and outdoor equipment

    5. Synthesis of Specialty Dyes for Electronics and Imaging

    This chemical serves as a core structure in benzofuran-containing dye molecules, which are used in advanced imaging and electronic applications, including organic light-emitting diodes (OLEDs) and functional inkjet inks. Dye manufacturers select this substrate for its compatibility in high-purity, low-defect synthesis routes, ensuring consistent color output and thermal stability. Methodology demands solvent-based or catalyzed functionalization under controlled atmospheres to deliver target chromophore characteristics for demanding end-use applications.

    Industry compliance standards

    • RoHS Directive 2011/65/EU
    • ISO 11721-1:2018 (Textile Color Fastness, for electronic textiles)
    • IEC 62321 for hazardous substance determination
    • Custom corporate QC protocols for electronic ink safety

    Typical usage ratio

    • Typical incorporation at 0.5–3% by weight of final dye mass, balanced with chromophore and matrix components as dictated by optical density specifications

    Downstream process integration

    • Functionalized and condensed during dye-core scaffold assembly
    • Formulated into concentrated dye solutions or dispersions for coating or printing

    Final product types

    • OLED dye layers
    • Semiconducting inks for printable electronics
    • Photographic imaging dyes and specialty colorants
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    Certification & Compliance
    More Introduction

    2,3-Dihydro-2,2-Dimethyl-7-Benzofuranol: Smart Chemistry for Consistent Results

    A Practical Perspective on Consistency and Purity

    Working in specialty chemical manufacturing over the years, I’ve seen a lot of products pass through our reactors and columns, but 2,3-Dihydro-2,2-Dimethyl-7-Benzofuranol stands out for its reliability and versatility. This compound finds daily use in research labs and scale-up facilities, valued for its clean reaction behavior and structural stability. It comes as a free-flowing white crystal—no off-smells or discoloration, which tells me the synthesis and isolation have been handled right. Our current batch reaches high purity, verified by NMR, HPLC, and melting point analysis. Specifications meet industry standards for moisture, residual solvents, and metal content. Each lot gets hold-inventory sampling, because guessing in this arena leads to trouble down the line. Customers who depend on it appreciate tight specifications, not vague promises.

    The C11H14O2 skeleton brings useful features: two methyl groups at the 2-position impart extra resistance to oxidation, giving process chemists more leeway when adapting formulations. That makes a difference in pharmaceutical synthesis or advanced material design, where unwanted side reactions raise costs and compromise yield. While other benzofuranols might look similar at first glance, small structural changes can alter handling and reactivity. Some related compounds are prone to color changes on storage or require refrigeration. Our product stays stable under ambient warehouse conditions longer than most analogs. That saves headaches for purchasing and logistics teams, especially in demanding project cycles.

    I’ve watched customers blend this product into intermediates for APIs, optical materials, and custom monomers. In one case, the phenolic functionality provided a controlled release site in a targeted drug delivery agent. In another, we saw it cross-linked with epoxies for multilayer electronic substrates—no unwanted polymerization, and a predictable, smooth finish on the cast parts. Our technical team traces these successes back to reproducible purity, not just the main assay. We rarely hear about batch-to-batch variability, which can be a persistent issue with lesser sources. Our own processes include fractional distillation and multi-step recrystallization, trimming away side products that are tough to identify but easy to detect in end-use performance.

    Why Structure Drives Reliability

    The dihydrobenzofuran backbone is more than a curiosity—it fills a real need for bench and pilot line users who want a strong scaffold that resists degradation during thermal or oxidative exposure. Plenty of analogs on the market offer price advantages, but they slip at high humidity or bring in color-forming impurities from shortcut synthesis routes. Over the past decade, we focused on water and solvent management throughout synthesis. The critical step involves hydrogenation of a precursor under high-pressure conditions controlled in stainless reactors. Monitored pressure charts and temperature read-backs ensure the finished product contains a consistent ratio of the saturated to aromatic forms—a key detail that affects application in pharmaceutical intermediates or UV-absorbing polymers.

    I’ve sat with our QC analysts to pore over the gas chromatography data, ensuring all residual solvents fall below p.p.m. levels. That meticulous quality regime means downstream scientists spend less time troubleshooting and more time developing new applications. The molecular stability of our product traces to solid-state packing. Those two methyl groups at the reactive center act as a shield, pushing off stray radicals and reducing the risk of autooxidation even under aggressive processing. You won’t see that level of shelf stability in dihydrobenzofuranols lacking those side groups. Academic groups and industrial-scale users both prefer our material, not because it is the cheapest option but because every kilogram matches the last—an advantage not always obvious until a key reaction misfires due to minor impurities.

    Practical Utility Across Industries

    We don’t see this molecule as a one-trick tool. Over the last five years, it’s contributed to diverse projects: synthesis of photosensitive monomers, preparation of liquid crystalline compounds, and as a protected phenol motif in routes to novel heterocycles. The furan ring adds a planar region ideal for stacking in aromatic-rich media, useful in electronic displays or specialty coatings. In research use, chemists find they can deprotect the secondary alcohol under mild conditions, targeting functionalizations that need selectivity over brute force. This opens doors for late-stage modifications in multi-step chemical campaigns.

    Some industrial clients found traditional benzofuran derivatives prone to hydrolysis and decomposition upon storage. By choosing 2,3-Dihydro-2,2-Dimethyl-7-Benzofuranol, they cut down on batch reworks and unscheduled downtime. One polymers manufacturer, after standardizing on our grade, saw scrap rate drop below one percent even during humid summer months. They attributed the improvement to lot consistency and resistance to atmospheric breakdown, which is something we monitor with monthly accelerated-aging studies in our QA lab. Direct communication between our QC staff and client quality teams helps address any issues with fitness for specific syntheses or blends. If we notice a shift in analytical profile, a process correction is made quickly, not after customer complaints accumulate.

    Experience Shapes Development and Support

    Every few years, the material science world pivots toward new priorities—sometimes solar absorbers, other times antifungal agents, sometimes photoinitiators for advanced 3D printing. This product smoothly adapts to these changes. Our technical service group keeps up with evolving formulation science: we support customers with spectral data, impurity profiles, and storage recommendations. It’s not just about providing a product—it’s about sharing process knowledge that helps clients avoid waste and delays. For example, in pilot-scale resin manufacturing, users want predictable solubility behavior. Our benzofuranol dissolves in standard ethers and aromatics, stays stable, and doesn’t precipitate unpredictable byproducts. In the world of rapid prototyping and scale-up, this saves time and cost.

    Less experience-driven suppliers sometimes swap out synthesis steps or source intermediates from less reliable networks, creating headaches downstream—batch failures, regulatory audits, and safety concerns. We’ve learned the hard way that stable sourcing and internal control offer peace of mind for both us and our customers. Every drum and container is traceable, with full synthesis logs kept for reference. We walk customers through every step if needed, offering guidance on handling and best-fit applications. Chemists appreciate the transparency and the willingness to work through specific issues. That builds trust more than any white paper or marketing claim.

    Real-World Impacts: Beyond the Lab Bench

    Working with supply chain teams from medium and large companies, we’ve seen how minor ingredient quality issues amplify through production. If a benzofuranol derivative degrades or picks up water during shipment, resin qualities shift and downtime piles up. That’s why we invest in polymer-coated drums, moisture-indicating packaging, and rapid-response logistics. Some peers take the shortcut of plain paper sacks or generic poly bags—fine for inert fillers, risky for chemically active intermediates. Customers with tight production schedules value the containers as much as the material itself, knowing one overlooked detail can hold back a whole run or trigger expensive troubleshooting.

    We test each lot's water content with Karl Fischer titration before release. QA records show typical values below 0.02 percent, far tighter than many published benchmarks. This matters in pharmaceutical uses, where regulatory compliance rides on reproducible syntheses, or high-end electronics, where even minor ionic contamination can cause failure. Our attention to detail doesn’t stop at the gate; feedback loops from customer technical teams guide our process improvements. If an application calls for customized grinding, special packaging, or reduced trace element content, that information loops back to our process managers, who dial in the right roasting and purification tweaks.

    More than once, we’ve collaborated with university labs pursuing new catalyst systems. Graduate students face enough uncertainty without juggling variable raw materials, so we ship smaller, certified-lot packages supporting method development. If a project pivots midstream, our team is quick with sample packs or tailored advice on solubility and mixing approaches. Speed and direct communication set us apart; in science, waiting weeks for a replacement lot can stall an entire semester’s worth of research. We work to keep researchers moving forward, not stuck spinning wheels over sourcing or quality issues.

    Distinct Advantages Over Alternative Chemicals

    Users switching over from traditional benzofuranols or simple phenols notice the difference. Compounds with a less protected hydroxyl ring tend to suffer under oxidative stress—yellowing appears after just a few days of aerobic storage, which compromises final product visual and chemical characteristics. Our compound, with its dual methyl shield, keeps its white appearance and strong analytical profile much longer. No one enjoys unplanned batch reformulations. In agricultural and coating applications, formulation stability matters as much as headline assay. We deliver a material that supports straightforward QA routines, taking uncertainty out of the daily grind for productivity teams.

    Some clients experimented with lower-cost, generically sourced alternatives, but analysis revealed trace iron and copper contaminants in unacceptable ranges. Downstream, these off-grade materials triggered batch gelling or color drift, both of which required time-consuming investigations to track. As manufacturers, cutting corners simply doesn’t make sense—waste costs more than solid input does. Our own experience and shared learning with clients over time support the focus on high purity, robust packaging, and traceability from synthesis through to final use. That perspective grows out of hands-on, everyday production realities—not abstract industry aspirations.

    Process Transparency and Customer Collaboration

    We see technical collaboration as a key part of our manufacturing business, not just an add-on. Early discussions with clients clarify their needs—maybe they're planning a complex process step and want reassurance on reactivity, or maybe their regulatory group needs confirmation about trace allergenic potential. We maintain open flow of spectral and process data. Lab notebooks, process parameters, and batch traceability go along with every shipment, supporting robust documentation for audits and troubleshooting. A few times a year, process chemists visit our plant to review steps from raw stock through to finished product. That connection benefits everyone: we learn where the compound performs strongest, and clients get firsthand assurance of our commitment to quality and integrity.

    Trouble never announces itself ahead of time, but predictable products and steady support help clients anticipate issues before they snowball into real problems. We maintain service teams ready for troubleshooting assistance—even for application issues not directly linked to our lot specs. An open channel accelerates solutions and encourages ongoing improvement. That customer focus, drawn from years of field challenges, forms the core of our manufacturing philosophy. We don’t underestimate how much a missed impurity, late shipment, or storage slipup can cost—so investment in prevention and communication pays off many times over, both for us and for those who rely on our product.

    Supporting Evolving Regulation and Safety Standards

    Regulatory shifts shape the chemical landscape, often unexpectedly. As a manufacturer, we keep pace with national and international standards for product safety and documentation. Every 2,3-Dihydro-2,2-Dimethyl-7-Benzofuranol lot carries a full certificate of analysis, supporting customers during site inspections or filings. Over time, we’ve seen restrictions tighten on trace impurities and byproducts, especially for material destined for pharmaceutical or food-contact uses. Maintaining high-purity processes from raw material selection through finished isolation helps us—and our customers—avoid regulatory surprises. Our in-house compliance officers update workflows and train operators to maintain the highest audit standards.

    Customer safety and environmental stewardship matter on a personal level. Each process step has spill prevention, closed-loop solvent recovery, and back-up power to guard against uncontrolled releases. We train our staff in site safety, finished product handling, and emergency response. While users rarely see these steps directly, they rely on them every time they work with our product, knowing it’s been made and shipped in conditions meeting or exceeding regulatory expectations. Sharing these safety practices with customers empowers them to set equally high standards in their own operations—and our technical team stands ready with support, data, and process improvements as needed.

    Continuous Improvement Driven by Real Feedback

    Meeting changing customer needs drives our decisions. Feedback from research groups, pilot plants, and full-scale manufacturers guides which product features matter most—concentration profiles, packaging configurations, or impurity limits. Periodic reviews of our synthetic route, guided by end-user suggestions, support more efficient isolation and less waste. On-site pilot runs sometimes yield new insights into process efficiency or reduce energy consumption, findings which we incorporate back into every new lot. Clients with sustainability goals have prompted us to review solvent use and minimize waste streams over the years. We see each new request as a challenge—to help, to improve, and to provide value with every drum shipped.

    By building stable relationships over years, not months, we understand the difference between a chemical producer and a commodity trader. Clients need partners who think through the daily realities of manufacturing, not just offering the lowest price per kilogram. That means asking tough questions at early project stages, explaining which analytical tests best answer client questions, and following through even when unexpected hurdles appear. From molecule design to shipment of finished batches, this end-to-end approach keeps our product at the center of leading-edge research and production campaigns globally.

    Conclusion: Crafting Chemicals with Purpose

    Making 2,3-Dihydro-2,2-Dimethyl-7-Benzofuranol isn’t just about meeting a spec sheet—it’s about giving researchers, developers, and process engineers a tool they can trust, week in and week out. The underlying chemistry, the practical refinements across each production run, and the relationships we build with users set the standard for what reliability means in specialty chemicals. Each container moving through our gates represents years of process tuning, customer engagement, and real-world experience. For every engineer on the shop floor, every scientist at the bench, and every operator handling the product, we’ve built this material to solve problems, not create new ones. Our ongoing commitment, grounded in hands-on industry perspective, aims to keep this product top of mind for the challenges of tomorrow as well as the needs of today.