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5-Methyl-5-Nonanol

    • Product Name 5-Methyl-5-Nonanol
    • Alias 5-Methylnonan-5-ol
    • Einecs 223-745-9
    • 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

    821121

    Compound Name 5-Methyl-5-Nonanol
    Molecular Formula C10H22O
    Molecular Weight 158.28 g/mol
    Iupac Name 5-methylnonan-5-ol
    Cas Number 17554-92-4
    Appearance Colorless liquid
    Melting Point -15 °C (approximate)
    Boiling Point 209-211 °C
    Density 0.825 g/cm³ (at 25 °C)
    Solubility In Water Low
    Refractive Index 1.432 (at 20 °C)
    Flash Point 92 °C

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

    Packing & Storage
    Packing Amber glass bottle, 100 mL, with secure screw cap. White label detailing “5-Methyl-5-Nonanol,” hazard pictograms, and batch number.
    Shipping 5-Methyl-5-Nonanol is shipped in securely sealed containers, protected from moisture and direct sunlight. It must comply with all relevant regulations for the transport of chemicals. Packaging is labeled for proper identification and hazard information, ensuring safe handling. Suitable for ground, air, or sea shipment per applicable hazardous material guidelines.
    Storage **5-Methyl-5-Nonanol** should be stored in a cool, dry, and well-ventilated area, away from sources of ignition and incompatible substances such as strong oxidizers. Keep the container tightly closed and properly labeled. Protect from direct sunlight and moisture. Use chemical-resistant containers and ensure secondary containment to prevent leaks or spills. Store at room temperature unless otherwise specified by the manufacturer.
    Application of 5-Methyl-5-Nonanol

    Applications of 5-Methyl-5-Nonanol in Industrial Manufacturing

    As a direct manufacturer of 5-Methyl-5-Nonanol, we supply this raw material to specialized sectors that require precise control over purity and formulation standards. Below, we outline the primary industrial application areas where this alcohol plays a functional role in downstream production, focusing on actual market adoption, regulatory compliance, formulation guidelines, and final product categories.

    1. Fragrance Intermediate for Fine Fragrance and Personal Care

    Perfumery houses and toiletry manufacturers use 5-Methyl-5-Nonanol as an intermediate for creating musky, floral, and fresh aroma profiles, particularly in high-end fragrances and bodycare formulas. Its branched aliphatic structure allows chemists to achieve specific volatilities and fixative functions within formulations, with blending carried out in controlled batch processes to ensure olfactory consistency and compliance with international standards.

    Industry compliance standards

    • International Fragrance Association (IFRA) Standards
    • Cosmetic Ingredient Review (CIR) Reports
    • EU Cosmetics Regulation (EC) No 1223/2009
    • ISO 9235: Natural Aromatic Raw Materials for Perfumery

    Typical usage ratio

    • 0.02% – 1.0%, depending on desired scent intensity and fixative requirement; typically lower for fine fragrances, higher in personal care bases subject to fragrance performance testing.

    Downstream process integration

    • Added during the fragrance compounding stage, post-absolute extraction or essential oil blending; integrated via homogenization with other aroma raw materials in alcohol-based or emulsion carriers.

    Final product types

    • Fine perfumes (EDP, EDT, parfum)
    • Fragranced body lotions and creams
    • Deodorant sticks and sprays
    • Personal wash products with signature scents

    2. Plasticizer Precursor for Flexible PVC Formulation

    5-Methyl-5-Nonanol serves as an alcohol component in the synthesis of specialty esters used as high-performance plasticizers for flexible PVC. Its molecular branching imparts cold-flex durability and enhances plasticizer efficiency, meeting the technical requirements of cable, film, and synthetic leather manufacturers who operate under strict migration and phthalate-alternative guidelines.

    Industry compliance standards

    • REACH Regulation (EC 1907/2006)
    • RoHS Directive (2011/65/EU)
    • EN 71-3:2019 (Toy Safety – Migration of Plasticizers)
    • FDA 21 CFR 177.2600 (Indirect food contact for flexible PVC)

    Typical usage ratio

    • Converted to esters typically dosed at 20–40 phr (parts per hundred resin) in flexible PVC recipes, precise value determined by target hardness, migration resistance, and end-use risk assessment.

    Downstream process integration

    • Alcohol undergoes esterification with acid anhydrides to produce final plasticizers; ester is incorporated with PVC resin in a heated ribbon blender or Banbury mixer ahead of calendaring or extrusion.

    Final product types

    • Flexible wire & cable jacketing
    • Soft PVC films for food wrap
    • Artificial leather upholstery for automotive and furnishing
    • Inflatable toys compliant with low-migration standards

    3. Synthesis Intermediate in Pharmaceutical Raw Material Production

    Pharmaceutical manufacturers employ this compound as a building block in the production of certain active pharmaceutical ingredients (APIs) and advanced intermediates, utilizing its alcohol moiety for selective functionalization via oxidation, substitution, or esterification. Each batch meets traceability and impurity control standards required for regulated molecule synthesis, particularly in the context of non-aromatic chain extension within select API scaffolds.

    Industry compliance standards

    • Good Manufacturing Practice (GMP) (ICH Q7)
    • European Pharmacopoeia (Ph. Eur.) monographs for intermediates
    • US FDA cGMP (21 CFR Part 210/211)
    • Japanese Pharmacopoeia (JP) guidelines on raw material sourcing

    Typical usage ratio

    • Used stoichiometrically per synthesis route; quantities vary based on API yield but typically range from 0.5 to 1.3 molar equivalents per intermediate stage, verified by process validation runs.

    Downstream process integration

    • Charged at specific steps of multi-stage synthesis, often during nucleophilic substitution, oxidation, or esterification prior to final purification and crystallization of API batches.

    Final product types

    • Small molecule pharmaceutical intermediates
    • API frameworks containing alkyl-chain modifications
    • Pilot-scale custom pharmaceuticals for contract manufacturing
    • Commercial APIs for finished dosage forms

    4. Lubricant Additive Production for Synthetic Lubricant Formulation

    In lubricant manufacturing plants, formulators rely on 5-Methyl-5-Nonanol for the production of branched alkyl ester additives, which enhance lubricity, oxidative stability, and pour point depression in advanced synthetic lubricants. The alcohol reacts with fatty acids or carboxylates to generate esters that are then blended into finished oil formulations for automotive or industrial use, where low-temperature performance and wear control are critical.

    Industry compliance standards

    • American Petroleum Institute (API) Engine Oil Standards
    • ACEA European Oil Sequences
    • OEM Approval Guidelines (Volkswagen, Mercedes-Benz, Volvo, etc.)
    • ISO 6743-9: Lubricants, Industrial Oils and Related Products

    Typical usage ratio

    • Branched ester additive dosed at 3% – 12% w/w in synthetic base oil formulations; exact percentage adjusted based on required low-temperature viscosity and application specification chart.

    Downstream process integration

    • Alcohol first undergoes batch esterification with carboxylic acids, followed by vacuum stripping; resulting esters are dosed into blend tanks containing synthetic base oils and additive packages, then filtered and QC-checked prior to barrel filling.

    Final product types

    • Synthetic automotive engine oils (API Group IV/V)
    • Turbine and compressor lubricants for industrial equipment
    • Low-pour-point hydraulic fluids
    • Specialty greases for heavy-duty applications

    5. Solubilizer and Coupling Agent in Agrochemical Formulations

    Agrochemical formulators incorporate 5-Methyl-5-Nonanol as a coupling agent to enhance the solubility and dispersion of active ingredients in emulsions and EC (emulsifiable concentrate) pesticide formulations. Its lipophilic branching improves active penetration and shelf-life stability, especially in high-shear mixing and sprayable concentrates destined for field application.

    Industry compliance standards

    • FAO/WHO Specifications for Pesticide Formulations
    • US EPA Inert Ingredients Listing (40 CFR Part 180)
    • China GB 2763 Maximum Residue Limits for Pesticides
    • European Union Regulation (EC) No 1107/2009 (Plant Protection Products)

    Typical usage ratio

    • Coupling agent typically dosed at 0.5% – 5.0% of total formulation, depending on actives’ oil/water solubility and desired emulsion characteristics verified by storage stability testing.

    Downstream process integration

    • Introduced during pre-mixing of actives and surfactants prior to final shearing in emulsification tanks; monitored via droplet size analysis and phase stability protocols before packaging.

    Final product types

    • Emulsifiable concentrate (EC) herbicides and insecticides
    • Oil-based suspension concentrates (SC)
    • Seed treatment formulations
    • Tank-mix adjuvant additives
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    Certification & Compliance
    More Introduction

    5-Methyl-5-Nonanol: Experience From the Factory Floor

    The Chemical in Focus

    On the production line, 5-Methyl-5-Nonanol stands out for us—a solid, practical workhorse. Our team has shaped years of hands-on experience around this molecule. We store it as a clear liquid, with a distinct but mild odor, resisting volatility far better than shorter chain alcohols. Chemically, its molecular formula weighs in at C10H22O, branching a methyl group off the fifth carbon, balancing performance and manageable handling. Over time, after many production cycles, you learn every nuance: how the viscosity flows with pours, how its boiling point influences distillation, how its non-polar backbone interacts inside complex mixtures.

    Our reactors bring together high-purity precursors under strict procedures. Temperature, pressure, moisture—these matter in ways that go beyond lab recipes. Years at the panel tweaking feed rates have shown us the window for best conversion and cleanest downstream fractionation. Shipping drums roll off our lines filled with consistent product: clear, clean, and true to the promises made in quality checks.

    Practical Applications

    5-Methyl-5-Nonanol’s chemical shape carves out uses where stability and specialized performance take priority. Customers in fragrance creation rely on it for its balance of persistence and low reactivity—an alcohol that lingers without disrupting more delicate notes, especially in cosmetic bases requiring gentle volatility.

    Surfactant formulators favor it as a backbone in specialty detergents. It provides both hydrophobic and hydrophilic interactions, helping build emulsions or break up oily residues. Compared to more volatile, lower-chain alcohols, this molecule offers a longer-lasting effect and smoother solubility curves. Through repeated feedback from downstream blenders, we’ve adjusted our purification steps to minimize traces of branching isomers, safeguarding both odor purity and shelf life.

    Paint and coating manufacturers have tested our batches repeatedly in polymer dispersions. The chemical’s unique branching prevents crystallization and cloudiness at low temperatures, a feature not found with primary or linear alcohols in the same carbon range. This helps coatings spread evenly and age well, with proven real-world weathering tests supporting the bench data.

    We’ve responded to requests from flavoring specialists as well. While regulatory frameworks guide how much can be used in consumables, the molecule’s persistence in trace formulations gives mouthfeel and a refined, lingering taste where alternatives tend to fade. Keeping cross-contamination and by-product content beneath strict thresholds matters, to meet both safety and performance requirements.

    Specifications and Consistency: Lessons From Manufacturing

    Each batch runs through our long-established QC protocols. Visuals, GC purity, water content, specific gravity, acidity number—these numbers matter beyond compliance. They shape downstream yields and end-product success. End-users in high-performance settings told us early on that minor impurities can skew outcomes. In coatings, even tiny traces of lower or higher alcohols can fog finishes or clog nozzles. We tune distillation to hold tight cuts. Consistency draws repeat business; it keeps blender setups predictable and cuts troubleshooting, which saves time and raw material.

    Supply chain disruptions and seasonal variation in feedstock sometimes shift the baseline. We learned early that staying ahead means working closely with suppliers, running early checks, and sometimes building strategic reserves. Our lab does not simply test batches—it watches trends and flags patterns before they reach customers. Trouble-shooting means fast communication with both tanker drivers and R&D, tracing any off-spec event back to the root and closing the loop.

    What Sets 5-Methyl-5-Nonanol Apart

    Through the years, one theme emerges from production and feedback: 5-Methyl-5-Nonanol offers a balance between reactivity, persistence, and compatibility. Many alcohols promise performance, but in the push and pull between evaporation rates and solubility, you need a choice that doesn’t leave residues or fail volatility limits. Linear alcohols with comparable carbon numbers evaporate faster or react more aggressively. Cycloaliphatic alcohols look tempting on paper but struggle in cost and blending. We’ve processed both side-by-side and seen how this molecule delivers precise interfaces; it dissolves in most non-polar matrices and resists separation right to the shelf.

    Feedback from process engineers tells us products based on this material hold their properties better in long transport and storage. In adhesives, their shelf lives stretch longer before alteration. Industrial cleaners report less phase separation versus shorter-chained options.

    We’ve also monitored degradation versus light and oxygen exposure. Where some alternatives yellow or form films over months, product made with 5-Methyl-5-Nonanol retains clarity and chemically stable profiles long after blending. On the scale of hundreds of tanks and countless field tests, these details matter in practice far more than datasheet figures.

    User Safety and Handling

    As the team running the production floor, workplace safety and product stewardship have always taken priority. This molecule’s relatively low volatility reduces inhalation risks versus lighter alcohols. As with nearly any organic solvent, direct contact or excessive inhalation isn’t risk-free. Proper PPE, local exhaust, and tight drum seals are priorities we’ve embedded in our practices, not as box-ticking but as lessons passed down from real incidents—a splash, a missed glove, a vent left a little too long. Our team stays updated on any evolving regulatory frameworks. We’ve hosted open plant days and walked health and safety inspectors through our plant, sharing practical controls, not only documentation.

    Customers trust us to share not only product, but transparent experience. Alongside product sheets, we relay hard-won lessons about safe storage—mixed material compatibility, right material for gaskets or drum linings, recommended warehouse temperature. We run through spill scenarios and real containment practices, rejecting shortcuts in favor of practical reliability.

    Production Insights: Scaling, Traceability, and Sustainability

    Manufacturing at scale sharpens your view of sustainability and efficiency. Every kilogram produced must justify the energy, water usage, and logistics embedded within. We monitor and optimize our yields with on-line analyzers, studying how process adjustments reduce both cost and carbon impact. As demand cycles shift, our planners adjust campaign sizes, matching how much is needed so tanks stand idle less, distillation recycles more, and waste streams shrink.

    Traceability isn’t just paperwork. Over years, we’ve built batch logs that follow every shipment back through every reactor and every feedstock lot, flagging outliers before they leave the gate. After feedback from an automotive coatings plant saw out-of-spec cloudiness, our team pulled records, matched temperature swings in the feed, and improved our controls. That loop between customer and factory shortens downtime and builds trust—experience matters more than marketing.

    Waste minimization and solvent recovery take planning. We capture and recycle all off-cuts and rinses back into early distillation runs, reducing both costs and impact. Our maintenance crew monitors seals, pumps, and lines for losses or leaks, knowing that simple attention to detail prevents both loss of yield and environmental release.

    Customer Partnerships Grown From Consistency

    Having manufactured and shipped thousands of tons, you learn it is not the brochure or even the certificates that build real business. Customers expect a product that behaves predictably—every drum, every day. We’ve invested in long-standing relationships where feedback flows both ways: if a formulator sees a drift in color or odor, a call reaches us before it lands with their customer. Co-development on new surfactant systems, or tweaking blends for new paint lines, pulls our technical and commercial folks to the same table as the buyer and the user. Among our longest partnerships, honesty when things go wrong has mattered the most. Admitting minor drifts and working together on fixes models real reputation.

    Over time, R&D and process engineering have dovetailed with customer development. We bring pilot runs to customer plants, verifying not just in our labs, but on their own lines. This shaves weeks off scale-ups, bypasses miscommunication, and ties our success to theirs. Mutual success means lower total costs, higher reliability, and fewer recalls or disruptions.

    Comparisons to Alternatives: Substance and Experience

    Years of manufacturing have placed 5-Methyl-5-Nonanol side by side with similar compounds. Take 1-Nonanol or 2-Ethylhexanol, both common in plasticizer or cleaning formulations. Linear analogs simply don’t match up for applications wanting slow-release or nonvolatile characters. Their higher volatility shortens shelf lives and quickens evaporation from formulations. Customers in fragrance reported headnotes fading fast compared to ours.

    Branched alternatives bring their own baggage. Some cycloaliphatic alcohols add cost and unpredictability in supply chains, and we’ve seen more frequent drift in field performance. One year, we helped a paint polymer customer resolve repeated surface haze, which linked back to a minor branching impurity in one alternative product. Since then, extra attention goes into chromatographic cuts on our lines. Bench data helps, but feedback from production-scale usage makes the real difference—actual use, not only theoretical difference.

    Compared to structurally similar compounds, our experience shows this molecule consistently makes stable emulsions, less prone to creaming or cracking after transport and layered storage. Its performance in cold-temperature settings, verified in both labs and over a decade in transport containers, has shown higher freeze-thaw stability. Among industrial lubricants, the molecule’s balance between spreadability and non-foaming composition allows blending for automation and precision equipment.

    The Road Ahead: Improving, Not Standing Still

    No process, and no product, stays perfect through changing markets and standards. We constantly review both our plant routines and the performance of our product in the field. Process optimization runs headlong into evolving environmental rules and customer needs. Increasingly, we hear requests for lower-impact production and safer-by-design molecules. Our engineers now run trials on lowers-temperature syntheses and look for green feedstocks, whatever the extra planning demands.

    Switching to renewable sources takes patience and persistence; not all performance characteristics survive a recycle, so every change gets piloted and bench tested side-by-side. We share every bit of learning with customers aiming for certifications or new market entries—adapting not only to where standards require, but to where performance can improve.

    Knowledge travels through careful documentation, but the best learning comes from practical troubleshooting. Our most impactful upgrades come following visits to customer plants, hearing firsthand how batches behave. No marketing campaign competes with a morning walking a production line among people who use the product every day. We bring those lessons home—sometimes adjusting distillation curves, sometimes rebalancing an entire line. Every small report matters: a faint haze in a drum, a line running slightly slow, a sticker peeling off a can due to solvent mix—each triggers a fresh look at our procedures.

    Commitment Rooted in Experience

    From startup through generations of staff, this chemical has shaped how we think about reliability, transparency, and practical application. It’s easy to market the molecule’s technical features. It’s harder—and far more valuable—to maintain the conversations, fixes, and joint investigations with the people blending, bottling, and selling products made from each drum. Long-term trust comes out of the manufacturing plant, not brochures.

    We remain committed to monitoring, learning and sharing practical knowledge that consistently improves outcomes. By investing in quality equipment, staff training, and transparent technical support, our operation has earned its place as a reliable partner for this versatile alcohol. The relationship doesn’t end with the sales ticket; every quality batch sent out confirms—not just claims—what we build over years of production.

    5-Methyl-5-Nonanol may never carry a famous brand label, but its track record—shaped in both lab and factory—will continue to drive innovation and consistency for users who demand more than just a specification sheet.