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Propyl Laurate

    • Product Name Propyl Laurate
    • Alias Propyl dodecanoate
    • Einecs 203-306-4
    • 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
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    Specifications

    HS Code

    185315

    ChemicalName Propyl Laurate
    CASNumber 142-47-2
    MolecularFormula C15H30O2
    MolecularWeight 242.40 g/mol
    Appearance Colorless to pale yellow liquid
    Odor Faint, pleasant odor
    MeltingPoint -15°C
    BoilingPoint 285°C
    Density 0.86 g/cm3 at 25°C
    SolubilityInWater Insoluble
    FlashPoint 140°C
    RefractiveIndex 1.439 - 1.442 at 20°C

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

    Packing & Storage
    Packing Propyl Laurate is typically packaged in 25 kg HDPE drums with secure screw caps, featuring a clear product label and safety instructions.
    Shipping Propyl Laurate should be shipped in tightly sealed containers, protected from moisture, heat, and direct sunlight. It is classified as non-hazardous, but standard chemical handling and transport regulations apply. Label clearly and ensure containers are upright to prevent leaks. Store and ship in a cool, dry, and well-ventilated area.
    Storage Propyl Laurate should be stored in a cool, dry, and well-ventilated area, away from sources of heat, sparks, or open flames. Keep the container tightly closed, protected from moisture and direct sunlight. Store away from incompatible materials such as strong oxidizing agents. Ensure appropriate labeling and secondary containment to prevent leaks and spills. Use non-reactive containers, such as glass or certain plastics.
    Application of Propyl Laurate

    Applications of Propyl Laurate in Industrial Manufacturing

    Propyl Laurate, an ester derived from lauric acid and propanol, finds established usage in several specialized manufacturing sectors due to its emollient, lubricating, and solvating characteristics. Below, we detail its real-world roles across key downstream application scenarios, highlighting essential regulatory frameworks and technical integration specific to each field.

    1. Personal Care Emollient for Skin Creams and Lotions

    As an emollient and skin-conditioning agent, Propyl Laurate is incorporated into formulations for skin creams, lotions, and medical barrier creams. Its medium-chain fatty structure improves spreadability, enhances sensory attributes, and boosts absorption rates of actives. Cosmetic manufacturers choose this ester to provide a light, non-greasy feel, especially in formulations intended for daily consumer or medical use. It also interacts favorably with both hydrophobic and hydrophilic ingredients, supporting texture and stability in emulsion systems.

    Industry compliance standards

    • EU Regulation (EC) No 1223/2009 on Cosmetic Products
    • U.S. FDA Title 21 CFR 720 Cosmetic Ingredient Review
    • China GB 7916 Cosmetics Hygiene Supervision Regulations
    • ISO 22716: Cosmetics – Good Manufacturing Practices (GMP)

    Typical usage ratio

    • 1% to 7% by weight as prescribed by formulation to balance viscosity and absorption; dermatological products favor lower levels, creams for dry skin may use higher ratios based on rheological testing and sensory panels.

    Downstream process integration

    • Added during the oil phase blending step before emulsion formation; blending temperature typically between 70–80°C; usually co-processed with other emollients, stabilizers, and active delivery agents prior to high-shear emulsification.

    Final product types

    • Hydrating face creams, body lotions, dermatological barrier emulsions, medical skin ointments, sun care bases.

    2. Food Processing Release Agent and Coating

    In food processing, Propyl Laurate is used as a release agent and anti-stick coating for baked goods, confectionery, and processed cheese. Its low toxicity and clear, neutral flavor profile make it suitable for direct food contact applications. As a food additive, it ensures easy demolding of high-fat products and prevents agglomeration in powdered mixes. Its controlled melting point enables processors to apply thin, uniform films that do not interfere with sensory expectations of the final food product.

    Industry compliance standards

    • EU Regulation (EC) No 1333/2008 on Food Additives (EEC-approved as a food additive for specific use)
    • U.S. FDA 21 CFR 172.860 (Fatty acids, simple esters in food use)
    • Codex Alimentarius: General Standard for Food Additives (GSFA)
    • HACCP-based Food Safety Management Systems

    Typical usage ratio

    • 0.05%–0.5% by weight depending on substrate, with adjustment based on desired release performance and sensory neutrality in the final product, verified by lot-specific taste panels.

    Downstream process integration

    • Applied by spray or roller coating onto baking surfaces, conveyor belts, or directly onto cheese blocks prior to packaging; can be incorporated into oil blends upstream in continuous bakery production lines.

    Final product types

    • Pre-sliced breads, industrial biscuits, sugar confectionery, molded processed cheese slices, ready-to-eat pastries.

    3. Industrial Lubricant Base for Metalworking Fluids

    Within the metalworking sector, Propyl Laurate works as a synthetic ester lubricant, selected for its thermal stability, low volatility, and biodegradable profile. It serves as a base component in high-speed cutting fluids and forming lubricants, minimizing tool wear while providing boundary lubrication for ferrous and non-ferrous metals. Its solvency also aids in dispersing extreme pressure additives and corrosion inhibitors, supporting the strict cleanliness demands in precision part manufacturing.

    Industry compliance standards

    • REACH (EC) No 1907/2006 Registration, Evaluation, Authorization and Restriction of Chemicals
    • ASTM D2881: Standard Practice for Lubricant Testing
    • OECD 301B: Ready Biodegradability Testing
    • DIN 51502: Classification of Lubricants for Metalworking

    Typical usage ratio

    • 5%–20% in concentrate formulations, variable by required viscosity, cutting conditions, and dilution ratio at point-of-use based on engineering trial results for each machining process.

    Downstream process integration

    • Incorporated at the concentrate blending stage with polyol esters, antiwear agents, and defoamers; final fluids diluted with water or solvent and delivered via centralized coolant systems on CNC manufacturing lines.

    Final product types

    • CNC cutting fluids, cold forging lubricants, stamping treatments, micro-lubrication sprays for fine blanking tools.

    4. Pharmaceutical Ointment Penetration Enhancer

    In pharmaceutical semi-solid and topical preparations, Propyl Laurate is valued as a permeation enhancer in ointment and gel formulations. Its ester structure aids the transdermal delivery of active pharmaceutical ingredients (APIs), improving their absorption through the stratum corneum without causing irritation. Pharmacopoeial oversight and rigorous quality audits dictate its incorporation, and it enables finished products to meet consistency and homogeneity targets vital in regulated medicinal markets.

    Industry compliance standards

    • United States Pharmacopeia (USP-NF) Monograph for Excipients
    • European Pharmacopoeia (Ph. Eur.)
    • Good Manufacturing Practice (GMP) for Pharmaceuticals (ICH Q7)
    • U.S. FDA 21 CFR 330 (Topical OTC products)

    Typical usage ratio

    • 1%–6% by weight, with precise level determined by in vitro skin penetration assays and final product viscosity testing across batch runs.

    Downstream process integration

    • Added during the oil phase pre-mixing for topical emulsions and emulsified gels; typically integrated with actives at 35–50°C, then homogenized prior to cooling and packing under aseptic conditions.

    Final product types

    • Analgesic ointments, anti-inflammatory gels, medicated barrier creams, topical corticosteroid emulgels.

    5. Plastic Additives for Antistatic and Process Hygiene Applications

    Plastics manufacturers utilize Propyl Laurate as an internal antistatic agent and external process lubricant in polyolefin film and injection molding. It targets surface resistivity reduction while enhancing demolding and downstream printability. Its compatibility with polyethylene and polypropylene matrices is confirmed by migration and stability trials, ensuring that finished components maintain both regulatory and functional requirements for hygiene-critical packaging and consumer goods.

    Industry compliance standards

    • EU Regulation (EU) No 10/2011 on Plastic Materials in Food Contact
    • U.S. FDA 21 CFR 177.1520 (Olefin polymers)
    • ISO 9001 Quality Management for Plastic Processors
    • EN 1186: Materials for food packaging

    Typical usage ratio

    • 0.15%–1.2% by weight in masterbatch or direct compounding, set by compatibility screening and measured antistatic performance through standardized charge decay and dust attraction tests.

    Downstream process integration

    • Premixed in masterbatch manufacturing or compounded directly into polymer melt during extrusion, ensuring melt temperature control below decomposition threshold (typically 180–220°C for polyolefins).

    Final product types

    • Food-grade films, medical packaging, injection-molded diagnostics housings, consumer electronics casings.
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    Certification & Compliance
    More Introduction

    Understanding Propyl Laurate: From a Manufacturer’s Perspective

    Introducing Propyl Laurate: The Value Behind the Chemistry

    Propyl Laurate attracts folks in the business because it carries just the right balance for many challenging processes. Our factory lines have produced this ester for decades, and we’ve seen the growing attention it pulls from formulators looking for mild, effective, and biodegradable alternatives. This compound forms from the reaction of lauric acid—a natural fatty acid—and propanol, which gives it properties tailored for both performance and gentle handling. We manufacture Propyl Laurate typically as a clear, almost colorless liquid with a faint yet pleasant fatty odor. The product’s ease of flow and compatibility with a range of substances often brings more production confidence when shifting old formulations to greener, safer options.

    Model and Specifications: Years of Quality Improvements

    Our own Propyl Laurate (Model: PL98 for the standard grade) is distilled and filtered to provide a product with more than 98% assay by gas chromatography. Moisture content remains below 0.1% and the acid value always comes in modest, usually below 1.0 mg KOH/g. Since color can make a difference in your finished goods, we regularly test for Hazen values and keep them clear and low. Each batch has a well-documented Certificate of Analysis, and stricter internal controls often reveal lower impurity profiles than external requirements demand. We don’t use unnecessarily harsh catalysts, which leaves less trace metals and residual reactants, offering better shelf stability.

    Production: A View from Inside

    Scaling Propyl Laurate is less about automation and more about tuning conditions every day. Our reactors blend lauric acid with propanol at carefully controlled temperatures under an inert atmosphere. Operators monitor reaction completion with real-time sampling. Once the esterification wraps up, we keep byproducts like water out by distilling under vacuum, helping avoid hydrolysis during storage. Technicians then run every drum or tank through filtration and final QC. The aroma and visual clarity signals the purity. Every week, we tweak small things—a distillation vacuum setting, changing a filter element, or slowing a flow valve—based on feedback from your production teams or formulation engineers. We listen because the details matter.

    Where Propyl Laurate Shines: Real Usage in the Field

    Cosmetic and personal care formulators use our material in lightweight lotions and mild cleansers. Propyl Laurate delivers a soft, smooth after-feel without leaving heavy residue, which means less greasy touch and better absorption. In natural deodorant sticks or sprays, its non-comedogenic nature keeps your customers happy and reduces complaints about skin breakouts. Because of its mildness, Propyl Laurate goes into baby products and sensitive-skin applications where harsher options like some glycol esters used to cause concern.

    In the food industry, Propyl Laurate provides lubrication and serves as an incidental additive in certain flavor systems, always following tight limits for purity and migration. It acts as a release agent in bakery processing and as a fat-migration inhibitor in confections. Our customers in the plastics and polymer field often ask for bulk totes of Propyl Laurate to use as an internal plasticizer, improving flexibility and reducing brittleness in certain biobased compounds. It won’t hold up under high-temperature extrusion like phthalates, but its natural profile and biodegradability appeal to brands driven by regulatory and consumer pressures.

    In industrial cleaning and specialty coatings, Propyl Laurate lowers surface tension, improving wetting and spreading. This is especially useful for water-based formulations moving away from high-VOC solvents. We’ve partnered with a few facilities making cutting-fluid additives where our material slashes foaming and leaves less residue on finished metal parts. From talking with your lab teams, we know that the benefit isn’t just chemical—it’s about reliable supply and steady performance, so your line downtime gets minimal disruption.

    What Makes Propyl Laurate Different?

    Working in ester chemistry for years teaches you to spot the little quirks that set your product apart. Shorter esters, like ethyl or methyl laurate, evaporate too quickly and leave behind off-putting scents, plus cause irritation in rinse-off applications. Isopropyl laurate feels too heavy for certain skin-contact products, especially in hot climates. By contrast, Propyl Laurate occupies the middle ground—it’s light, non-sticky, and mild, but brings enough chain length to act as a stable, film-forming agent in topical applications. Longer esters, such as butyl or octyl laurate, may last longer in polymer matrices but show higher occlusiveness and clog pores more easily in leave-on products. Propyl Laurate shaves just enough carbon off to deliver a reliable, non-greasy texture without sacrificing function.

    Some customers used to rely on synthetic emollients like isopropyl myristate for certain skin care lines or internal lubricants. They’ve shifted over after long pilot runs where our product matched the rheology and kept the same shelf-life, but improved label appeal—fewer petrochemical ingredients, more natural-sounding INCI names, and smoother regulatory clearance in regions with aggressive ingredient scrutiny. Even major surfactant blenders have started to include our Propyl Laurate in their standard concentrate lines to boost mildness and offer short-term stability in sulfate-free systems.

    The Real-World Impact: How Propyl Laurate Solves Today's Problems

    You see the true measure of a raw material not just by its chemical structure, but by how it handles change. Raw material shortages, rising consumer safety expectations, and shifting trends toward green chemistry put a spotlight on every ingredient. Over the last ten years, buyers have combed through ingredient decks, phasing out traditional, petro-based solvents and esters. Propyl Laurate proved resilient, adapting across markets that only a few years ago leaned on older, petroleum-only solutions.

    We faced pandemic-era logistics issues, changing regulations in the EU, and fresh import challenges in North America and East Asia. Our solution was multi-sourcing lauric acid—using coconut and palm sources—with traceability for every drum. We redesigned reactors to cut emissions, capturing off-gas and recycling heat to lower energy use per kilogram. Through every shipping cycle, we keep records direct from sources, offering you Certificates of Origin where necessary. Many customers told us this transparency kept their certifications and clean label claims intact. Direct partnerships with lauric acid plantations brought stability. Our lab audits each fat acid lot for pesticide and solvent residues, so no batch has gotten knocked back on purity grounds.

    As propanol prices spiked, we adjusted the balance, implementing real-time analytics at the transesterification stage. When you use Propyl Laurate from our plant, what you notice is that even new batches blend seamlessly with older stocks in your tanks. No off-notes, no haze in the finished product, and steady viscosity whether you’re making 200kg or 20tons. The consequences of switching in a subpar substitute—a sudden separation in creme emulsions, clumping in batch fermentation, or skin sensitivity flare-ups—cost more than you save on the raw material.

    Moving from Commodity to Specialty

    Propyl Laurate used to be priced as just another commodity ester. From the manufacturing floor, though, quality comes from process control, not from cutting corners. We focus on steady, impartial third-party verification: running heavy metal and contaminant panels, spot-checking for phthalate cross-contamination, and keeping recycled solvent use to a minimum. In times of raw material crunch, we’ve kept commitments without pushing inventories to artificial scarcity.

    Our clients often ask for customized blends—mixing Propyl Laurate with closely related esters for just the right texture or fluidity. We prepare collaborative trial batches, comparing sensorial and technical data before moving to bulk production, saving your R&D time and minimizing wasted raw materials. From our position, listening to the end-users, and tuning batches based on their feedback, remain the essence of specialty chemical work.

    Common Questions From The Factory Floor

    “Does Propyl Laurate gum up mixing equipment or block transfer lines over time?” In years of high-volume transfers—both canned and bulk—clean-out incidents remain extremely rare, thanks to its low pour point and complete solubility in standard cleaning agents. Our containers drain nearly dry every time, even without high-pressure washes.

    “Will it break down in tough storage conditions?” In real-world warehouse environments, we see solid performance under both humid and dry conditions at ambient temperatures. Fewer degradation byproducts show up in annual stability tests than for octyl or isopropyl laurate, even after long-term storage under extended warehouse lights. Very cold storage, well below 0°C, can lead to some crystallization, but gentle warming brings it right back to a liquid state without changing the chemical profile.

    “We need to maintain vegan and allergen-free status.” All lauric acid suppliers sign supplier statements with full traceability. Every batch tested shows negative on known protein markers, and our in-house residue analysis confirms freedom from the main allergen groups. In all years of output, no customer ever reported allergenic carryover.

    “Can Propyl Laurate work in both water-based and oil-based systems?” From our pilot lines, it consistently disperses well in polar and non-polar bases. That means fewer headaches trying to remove fish-eye spots or greasy layers from finished products. Co-formulants range from polysorbates to straight medium-chain triglycerides, and our Propyl Laurate stays compatible at all typical percentages.

    “What about odor?” Properly made Propyl Laurate creates only the faintest soapy or fatty scent—never the ‘waxy’ note that sometimes shows up in lower grades. In personal care launches, big customers remark on how neutral the base turns out after storage, making scenting with essential oils or synthetic blends worry-free, batch after batch.

    Facing Global Challenges: Supply Chain, Sustainability, and Customer Support

    Sustainability claims in the chemical field ring hollow unless backed by practice. In response to palm sustainability concern, for example, we’ve partnered with cultivators in southeast Asia, ensuring RSPO-compliant sourcing for all coconut and palm derivatives, and we subject each lauric acid lot to third-party auditing. Each year we’ve invested in greener titration and filtration media, sharply cutting down on single-use lab waste from production QC. Our team trains transport contractors to keep Propyl Laurate away from incompatible cargo, preventing contamination risks.

    Some customers worry about the carbon footprint of importing fatty acid esters. We’ve completed full life cycle audits on resonably large batches, lowering scope 2 and scope 3 emissions by streamlining both inbound logistics and plant power utilization. Excess process heat now feeds into pre-heating tanks, and by switching to high-efficiency cooling loops we’ve cut water consumption. These are improvements that come from treating Propyl Laurate not as a faceless commodity, but as a specialty raw material that earns its place in complex, modern supply chains.

    For formulation engineers, these supply side changes translate directly into traceable documentation for every production run. With batch-level traceability, end-users respond well during brand audits and certification renewals. Our certificates track not only chemical performance but also supply integrity. This built-in accountability helps our customers weather regulatory audits and changes in environmental reporting rules. Many buyers now ask for this degree of detail up front, and it’s a shift we welcome, because it pushes us towards even greater transparency.

    Challenges Out There: What Still Needs Work?

    Despite improvements, the path to perfecting Propyl Laurate isn’t finished. Scaling up sustainably needs new investments in process optimization. A handful of co-product streams from lauric acid extraction call out for further valorization—some are underused but could provide the next generation of renewable raw materials. The global price volatility of vegetable oils still tests our sourcing program. Although our partnerships help soften the blow, long-term price stability remains tied to broader agricultural trends including unpredictable weather patterns.

    Some regional regulations may still treat all esters generically as “synthetic,” limiting their adoption in food applications even though Propyl Laurate comes directly from renewable sources. We’re in ongoing talks with industry regulators and partner labs to update monographs and get fair recognition for naturally derived, nature-identical versions.

    Our technical support team sometimes runs into application issues where Propyl Laurate borders on its performance limits, such as in high-pH hard surface detergents or high-load polymer blends. Being honest about these constraints saves time. We alert customers quickly if a new grade or alternative might work better, rather than letting lines go idle from avoidable mistakes. This approach of support and honesty has brought more customers back for repeat business, rather than looking for quick, one-time sales.

    Solutions and What Comes Next

    Better raw material utilization underpins our work on Propyl Laurate. Continuous improvement forms the backbone of our in-house R&D—simple things like checking for less energy-intensive esterification conditions, or faster analytics that catch minute contaminant spikes before product release. Feedback from formulators and technicians outside the chemical industry—skin care startups, vegan food labs, or sustainable plastic developers—pushes our innovation beyond what we would do in isolation.

    We’re pursuing even cleaner production cycles, minimizing batch-to-batch variation so materials can be “dropped in” to your process tanks without costly revalidation. Every change on the factory floor aims for precision. We’ve adopted digital tracking for every truck, tanker, and drum, making sure the Propyl Laurate you receive next month performs like the last.

    For customers shifting from fossil-fuel-based esters or less-sustainable emollients, we offer side-by-side pilot runs and application training. Every week brings new formulation puzzles, but the value comes from feedback—that detail about unexpected separation at ten degrees Celsius last winter, or the pleasant surprise of seeing no buildup in vertical mix tanks after switching grades. True product development runs on these ground-level exchanges.

    We keep working with plant scientists, agricultural partners, and green chemistry collaborations to close the loop on Propyl Laurate’s bio-circularity, driving toward a day when every drum comes from fully traceable, verifiable crops, and every spent drum is recycled. New certification frameworks arrive every year; we stay focused on giving you what’s needed to strengthen trust at every step of the supply chain.

    Conclusion—A Manufacturer’s Commitment

    Making and supplying Propyl Laurate is as much about chemistry as it is about relationships—between raw material growers, transporters, formulators, brand owners, and consumers. Reliability doesn’t come from a spec sheet; it’s what customers tell us after the next big recall, the next price shock, or the latest regulatory shift. We pay attention to feedback, keep standards high, and adapt, batch after batch. Our doors are open for questions, pilot trials, or tours—we know trust grows by sharing not just what works, but how we make good on our promises every single day.