Caprylyl Glycol

    • Product Name: Caprylyl Glycol
    • Alias: 1,2-Octanediol
    • Einecs: 204-677-5
    • Mininmum Order: 1 g
    • Factroy Site: Yudu County, Ganzhou, Jiangxi, China
    • Price Inquiry: admin@ascent-chem.com
    • Manufacturer: Ascent Petrochem Holdings Co., Limited
    • CONTACT NOW
    Specifications

    HS Code

    678983

    Inci Name Caprylyl Glycol
    Cas Number 1117-86-8
    Chemical Formula C8H18O2
    Molecular Weight 146.23 g/mol
    Physical State Liquid
    Color Colorless to pale yellow
    Odor Slight to no odor
    Solubility In Water Slightly soluble
    Melting Point −3 °C (27 °F)
    Boiling Point 243 °C (469 °F)
    Ph 6.0-8.0 (at 10% solution)
    Function In Cosmetics Humectant, skin conditioning agent, preservative booster

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

    Packing & Storage
    Packing Caprylyl Glycol is packaged in a secure 1-liter amber HDPE bottle with a tamper-evident cap and labeled safety instructions.
    Shipping Caprylyl Glycol is typically shipped in sealed, airtight containers such as drums or IBCs to prevent contamination and moisture absorption. It should be stored and transported in a cool, dry, and well-ventilated area, away from direct sunlight and incompatible substances. Proper labeling and documentation in compliance with regulatory requirements must be ensured.
    Storage Caprylyl Glycol should be stored in a tightly sealed container, away from direct sunlight and sources of ignition. Keep it in a cool, dry, and well-ventilated area, ideally at room temperature (15-25°C). Protect from moisture, heat, and incompatible substances such as strong oxidizing agents. Ensure the storage area is equipped with appropriate spill containment measures.
    Application of Caprylyl Glycol

    Applications of Caprylyl Glycol in Industrial Manufacturing

    Caprylyl Glycol serves as a critical functional ingredient across selected chemical manufacturing sectors. Below, we provide segmented, authentic downstream usage scenarios based on actual market and compliance requirements.

    1. Personal Care Preservative Systems

    Leading cosmetic and toiletry formulators rely on Caprylyl Glycol as a multifunctional component in preservative systems. Its antimicrobial activity extends shelf life of emulsions and water-based formulations without the need for parabens. Manufacturers use its moisturizing effects along with its preservation capability, optimizing for stability during scale-up and long-term storage. The ingredient supports transparent, stable emulsions and delivers broad-spectrum antimicrobial protection, especially in formulations targeting global markets with strict regulatory scrutiny.

    Industry compliance standards

    • EU Cosmetics Regulation (EC) No 1223/2009
    • US FDA Title 21 CFR 700.3 & 701.3
    • ASEAN Cosmetic Directive (ACD)
    • ISO 22716 Cosmetics – Good Manufacturing Practices

    Typical usage ratio

    • 0.5% to 1.5%, adjustable based on preservation needs, water activity, and compatibility with additional preservatives

    Downstream process integration

    • Added post-emulsification during the cool-down phase below 45°C to preserve antimicrobial properties
    • Metered dosing via inline addition systems for batch-to-batch consistency
    • Pre-mix with humectants when targeting leave-on skin applications

    Final product types

    • Facial creams and lotions
    • Water-based serums
    • Baby wipes and cleansing cloths
    • Shampoos and conditioners

    2. Wet Wipe Formulations

    Industrial-scale wipe manufacturers use Caprylyl Glycol in wetting solutions for disposable wipes. It delivers antimicrobial protection, enhances moisture retention, and assists in dispersing functional additives in aqueous systems. Its compatibility with a range of substrate materials and its stability against microbial growth in high-humidity environments make it an ingredient of choice for nonwoven wipe lines, including both household and medical categories.

    Industry compliance standards

    • US EPA 40 CFR Parts 156 & 158 (where applicable, for antimicrobial claims)
    • EN 14885:2018 (European disinfectant standards)
    • ISO 11948-1 (Absorbency of hygiene products)
    • Good Manufacturing Practice (GMP) guidelines for hygiene products

    Typical usage ratio

    • 0.7% to 1.2%, adjusted according to liquid-loading and targeted microbial challenge

    Downstream process integration

    • Added during blending of liquid phase before impregnation or spraying onto nonwoven
    • Homogenization to ensure even distribution pre-saturation
    • On-line analytical testing for residual activity after packaging

    Final product types

    • Surface sanitizing wipes
    • Personal hygiene wet wipes
    • Infant care wipes
    • Pet care moist towelettes

    3. Industrial Water-Based Coatings

    Caprylyl Glycol functions as a microbial growth inhibitor in water-based paints, coatings, and ink formulations. Its biostatic performance maintains shelf stability in high-water-content coatings and supports compliance with low-VOC and low-toxicity regulatory targets. Manufacturers leverage its broad-spectrum activity to prevent spoilage during storage and transport, thereby reducing product recalls and waste in batch production.

    Industry compliance standards

    • US EPA 40 CFR Part 797 (Biocides in coatings)
    • REACH Annex XVII – Coatings, paints, and biocidal product regulations
    • ASTM D2574 (Standard Test Method for Resistance of Emulsion Paints)
    • ISO 9001 Quality Management for coating production

    Typical usage ratio

    • 0.4% to 1.2%, optimized relative to total water content, package size, and anticipated storage duration

    Downstream process integration

    • Blended into aqueous phase during initial mixing to ensure early preservation
    • Dosage controlled via inline metering based on batch analytics
    • QC testing for microbial count reduction post-formulation

    Final product types

    • Acrylic emulsion wall paints
    • Direct-to-metal water-based coatings
    • Printing inks for flexible packaging
    • School and hobby liquid paints

    4. Metalworking Fluid Additives

    In metalworking and cutting fluid formulations, Caprylyl Glycol serves as an antimicrobial and humectant, helping maintain performance over extended recirculation cycles. It supports compliance with both human and environmental safety, minimizing downtime caused by microbial contamination. Manufacturers achieve a balance between extended service lifetime of fluids and avoidance of bactericidal resistance or operator sensitization, with careful adjustment depending on whether the system is open-loop or closed-loop.

    Industry compliance standards

    • ASTM E686 (Antimicrobial properties in metalworking fluids)
    • OSHA 29 CFR 1910.1200 (Hazard Communication Standard)
    • TRGS 611 (German Technical Rules for Hazardous Substances – Metalworking fluids)
    • VDMA 24568 (Guidelines for safe use in machine construction)

    Typical usage ratio

    • 0.3% to 0.8%, tuned according to recirculation rate, dilution with make-up water, and microbial load

    Downstream process integration

    • Metered addition during concentrate blending phase
    • Stirred into pre-mix tanks prior to bulk dilution with water at customer sites
    • Routine QC checks for microbial stability during transport and warehouse storage

    Final product types

    • Water-dilutable metalworking concentrates
    • Fully synthetic cutting fluids
    • Semi-synthetic coolants
    • Rust-inhibiting machining lubricants

    5. Household Cleaning Formulations

    Producers of water-based hard surface cleaners use Caprylyl Glycol for in-formulation biostatic protection and to reduce the need for traditional, higher-toxicity preservatives. The preservative helps meet green chemistry and international eco-labeling criteria, allowing manufacturers to extend the shelf life of biodegradable, low-VOC cleaning solutions while maintaining microbial purity in both concentrate and RTU (ready-to-use) formats. It also guarantees compliance for export into regions with limited preservative allowances.

    Industry compliance standards

    • EPA Safer Choice Standard (US)
    • EU Ecolabel (Regulation (EC) No 66/2010)
    • ISO 14024 Type I Environmental Labelling
    • CLP Regulation (EC) No 1272/2008

    Typical usage ratio

    • 0.2% to 0.6%, adjusted according to water content, surfactant type, and presence of plant-based actives

    Downstream process integration

    • Incorporated during final blending prior to packaging, ensuring compatibility with surfactants and chelates
    • Recirculated through filling lines equipped with inline microbial monitoring
    • Stress-tested for shelf stability under variable storage temperatures

    Final product types

    • All-purpose hard surface sprays
    • Bathroom and kitchen liquid cleaners
    • Floor mopping solutions
    • Glass and mirror cleaning agents

    6. Pharmaceutical Hygiene Formulations

    In the pharmaceutical sector, manufacturers add Caprylyl Glycol to hygiene adjuncts such as hand sanitizers and topical antiseptics, where auxiliary antimicrobial activity is required. Its approval in limited drug product types depends on country-specific pharmacopeia monograph listings and ingredient transparency regulations. Utilization often accompanies other preservative systems, helping reduce levels of alcohol or other organics without sacrificing microbial stability or safety under GMP-controlled batch processes.

    Industry compliance standards

    • United States Pharmacopeia (USP) for topical hygiene products
    • European Pharmacopoeia (Ph. Eur. 10.6) as adjuvant in non-parenteral preparations
    • WHO GMP Guidelines for pharmaceutical production
    • 21 CFR 330.1–330.14 (Over-The-Counter antimicrobial drug compliance)

    Typical usage ratio

    • 0.5% to 1.0%, determined by compatibility in hydroalcoholic media and patient skin tolerance trials

    Downstream process integration

    • Dosed after primary active dilution in regulated blending environment
    • QC testing for preservative efficacy with microbial challenge studies
    • Filtered prior to final filling to maintain sterility where required

    Final product types

    • Hand sanitizing gels and sprays
    • Medical wipes for skin disinfection
    • Pre-surgical hand scrub solutions
    • Topical antimicrobial gels

    Free Quote

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    Certification & Compliance
    More Introduction

    Caprylyl Glycol: Reliable Multi-Function Ingredient from a Manufacturer’s View

    Meeting Modern Formulation Challenges

    Looking at today’s demands from cosmetics, skincare, and even some cleaning applications, Caprylyl Glycol stands out for its versatility and stability. In our experience as a chemical manufacturer, producing consistent and high-purity Caprylyl Glycol involves strict control over sourcing, reaction conditions, and purification steps. Every batch must meet clear color, odor, purity, and moisture standards before moving forward.

    The product we deliver—known as 1,2-Octanediol—has a chemical formula of C8H18O2. Our refined process consistently supplies a colorless to slightly pale viscous liquid, with low volatility and a faint, neutral odor. Product purity exceeds 99% by gas chromatography; moisture control falls below 0.2%. This level of precision is necessary, since small impurity variations can alter its easy natural feel in creams and leave-off products.

    Function That Goes Beyond One Role

    Formulators approach us often when seeking to make preservative systems milder, achieve leave-on comfort, and improve moisturization without heavy ingredients. The function of Caprylyl Glycol hinges on its molecular structure—a C8 diol that fits easily into oil and water phases in most emulsions and gels.

    Our customers look for ingredients that cover several needs: skin conditioners, texturizers, antimicrobial boosters, and humectants. We’ve watched the trend moving away from single-use ingredients as regulatory and safety standards get tighter. Caprylyl Glycol holds onto water, helping skin maintain hydration. It also disrupts microbial activity, reducing the need for traditional, potentially irritating preservatives.

    Specifically, in leave-on or rinse-off formulas, our material smooths product feel without any greasy or heavy after-touch. Many producers come with questions around how high a level they can add. We’ve tested usage rates in a wide range—from as low as 0.5% up to 2% for stronger antimicrobial effect or in formulas under regulatory scrutiny. Exceeding these levels rarely brings benefits, and formulators in our lab regularly confirm optimal levels in the 0.5% to 1.2% range. That keeps balance between performance and user comfort.

    Quality Found Only at Source

    As a direct manufacturer with years managing kiloton-scale runs, we see where variability enters the picture. The crucial differences come down to raw material purity, handling equipment, and consistency in batch-to-batch synthesis. Many ingredients claim to be “equivalent” on a data sheet, but a change in source—even among reputable secondary suppliers—quickly shows up in how a product spreads, absorbs, or layers.

    A manufacturer’s responsibility includes full traceability—not only to pass audits, but to troubleshoot subtle shifts in performance that may trigger customer complaints months after delivery. For Caprylyl Glycol, any change in headspace air, drum lining, or transfer material can cause discoloration or introduce trace odors that compromise sensitive skincare blends. Monitoring every chain in the process allows us to deliver Caprylyl Glycol repeatably, while many bulk traders rely on averaging lots from different origins.

    Comparing Caprylyl Glycol to “Standard” Glycols

    Formulators often ask about swapping between Caprylyl Glycol, Propylene Glycol, or 1,3-Butylene Glycol. Each glycol offers moisture retention, but only Caprylyl Glycol brings broad antimicrobial support at such low concentrations. Propylene Glycol, a smaller molecule, is widely tolerated but can cause stinging or tackiness in some leave-on applications. Butylene Glycol improves product glide, yet it lacks the same antimicrobial potential, requiring separate preservation.

    Tests in our application center confirm that product feel—the “after touch”—differs sharply by glycol chain length. Caprylyl Glycol’s longer chain softens the skin without the sharp alcohol feel many detect from Propylene Glycol. In some cases, customers trying to match performance with cheaper analogs report rise in spoilage or user irritation. When aiming for clean-label or preservative-free claims, only Caprylyl Glycol satisfies both texture and robustness against bacteria and molds—a blend less likely required for ISO 16128 claims for naturality.

    Performance in Real Use

    Years of working alongside cosmetic brands and large suppliers show where Caprylyl Glycol makes the most impact. In a typical personal care cream base—water, fatty alcohols, acrylic thickeners—standard addition of 0.8% Caprylyl Glycol extends safe shelf life by several months, compared to controls using only Phenoxyethanol or Parabens. This benefit comes without increasing formula complexity or cost in stabilizers.

    Caprylyl Glycol also brings benefit to minimalistic formulas, where brands want short ingredient lists and few additives. A simple mixture with emulsifier, natural oils, and Caprylyl Glycol covers both skin feel and preservation, letting products ship without cold-chain protection or complex packaging. Our material’s viscosity and stable pH profile enable it to withstand hot/humid warehousing, or long export transit, without shifting the base texture or color.

    For haircare, adding Caprylyl Glycol to serums or leave-in treatments softens hair strands and gives a smooth touch, compared to lighter glycols that may evaporate faster. This backs up what stylists frequently report: less flyaway and more manageable hair after repeated use. When tested in high-humidity regions, formulations with Caprylyl Glycol remain stable, resisting separation and preserving a fresh application feel.

    Safety as a Baseline, Not an Option

    Our plant’s exposure to compliance changes—REACH, EU Annex II, US FDA inspections—means careful tracking of Caprylyl Glycol’s safety record. We’ve seen the demand grow for globally accepted, hypo-allergenic, and non-sensitizing materials. Detailed toxicology reviews and customer-side dermatological testing echo results first published over a decade ago: Caprylyl Glycol has very low skin irritation or sensitization potential at concentrations well above industry use levels.

    We undertake extra analytics—trace solvents, heavy metals, and non-intentionally added substances—above what older pharmacopeia specs mention. Each lot undergoes checks for key restricted substances under current EU, China, and US frameworks. Broad acceptance allows our customers to export finished goods with fewer obstacles, and minimize relabeling or batching delays. We maintain digital tracking so all clients can provide quick tracebacks for government audits or customer questions.

    Environmentally Responsible Production

    With tightening environmental regulation, manufacturers face increased pressure for lower-impact processing and supply transparency. Factory audits now focus not only on wastewater, but also air emissions and overall resource use. Our Caprylyl Glycol line operates within a closed-loop system, capturing unreacted contaminants and sharply reducing loss to air or water. Using modern catalyst beds and precision rectification steps means lower energy draw versus old-school batch tech, and final drums arrive residue-free—making recycling easier at the customer’s end.

    Raw materials for Caprylyl Glycol traditionally derive from petrochemical sources. We invested in a pathway using bio-based n-octanol. Sourcing bio-n-octanol involves contracts with trusted suppliers that verify their crop origin under ISCC Plus certifications. Though the premium remains higher for bio-based versions, cosmetic companies pursuing “natural” or “renewable” marketing now have a straightforward supply that retains all technical performance. We track end-of-life data with major clients, supporting full sustainability reporting.

    Supporting Clean Label and Regulatory Claims

    Globally, brands want to communicate “paraben-free,” “phenoxyethanol-free,” or “preservative-free” on product labels. Caprylyl Glycol works as an antimicrobial co-agent, so it fits naturally in these efforts. We support clients with documentation on origin, trace impurities, production aids, and absence of animal testing.

    In our experience, regulatory pressure in markets like China and South Korea rises every year. We see customers request quality data beyond what older specifications call for, and we maintain full documentation for K-Beauty, EU CPNP, or North American clean-label retail. Technically, Caprylyl Glycol is accepted in both natural and synthetic ingredient lists; products can pass ISO 16128 standard using our bio-based models. Many market-leading “green” beauty launches now rely on Caprylyl Glycol for its skin touch just as much as its support for low-reactivity preservation.

    Manufacturing Caprylyl Glycol for Reliability

    Across lithographed drums, IBC totes, or small pails, we focus on line integrity and lean handling. Drum cleaning and nitrogen flushing help prevent early oxidation. Traces of air during storage or transfer create opportunity for yellowing over time—something that appears months after the product ships, but brands quickly notice when it does. One advantage of being a manufacturer, not a third-party repacker, lies in our strict discipline at each hand-off.

    We’ve learned that every small detail counts. Stainless transfer lines, certified linings, real-time temperature monitoring all help. Closed transfers, minimal drum movement between filling and shipping, and staff training at every touch keep the finished material matching its spec—month after month, year after year. Quality recognized by repeat customer purchases rarely comes down to price, but rather reliability over the long haul.

    Upstream Integration for Cost and Security

    The volatility in global chemical feedstock markets, especially across regions like the US Gulf Coast, Europe, and East Asia, reinforces the importance of tight upstream integration. Caprylyl Glycol pricing saw sharp fluctuations over the past years, largely due to feedstock swings—where n-octanol supply or cracker outages change raw costs. Having long-term contracts and in-house reaction capability protects our supply chain from many of these bumps, and gives customers confidence against shortages.

    Smaller producers and resellers often cannot guarantee stock through raw material disruptions. We communicate anticipated shifts early and provide allocation plans during rare constraint periods. This keeps end-product supply stable for major consumer brands, even as outside conditions shift. We see this as a core responsibility of actual manufacturers: to buffer customers from the market’s volatility and not simply relay price surges without warning.

    On-Site Research and Direct Feedback

    Our facility runs application labs alongside production lines. Working directly with formulating chemists, we can quickly troubleshoot when unexpected performance shifts or queries arise. Despite a controlled manufacturing environment, no process runs entirely without surprises. Through hands-on trials, we discovered impacts of storage solvents, mixing order, and co-preservative blends that don’t appear in baseline technical papers. Sometimes local water hardness or salt content in client pilot lines changes Caprylyl Glycol’s feel or final pH; open feedback loops between lab and plant speed up solutions.

    Often, formulating teams want to create simple, clean, appealing products with maximum consumer trust. Our chemists participate in collaborative projects, sharing successful “lessons learned” so other brands can reduce development cycles. Rather than guard trade secrets, we see more benefit in helping brands solve formulation puzzles, relying on reliable Caprylyl Glycol supply to build lasting partnerships.

    Looking at the Next Chapter

    Caprylyl Glycol continues to gain ground, especially as international pressure limits or bans traditional preservatives or seeks new claims for sensitive-skin audiences. Manufacturers carrying in-house production experience see the long arc: safety challenges, regulatory debates, and the steady increase in demand for cost-efficient, robust, and low-reactivity multi-functional ingredients.

    By staying present in daily production, listening to daily usage feedback, and maintaining a clear commitment to traceability—actual chemical manufacturers expand the possibilities for every formulator, product developer, and consumer brand. Caprylyl Glycol plays an important role in that chain—not as a miracle or a cheap filler, but as a modern, responsible, and reliable workhorse for today’s fast-moving markets.

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