Products

Octanoyl Chloride

    • Product Name: Octanoyl Chloride
    • Alias: Capryloyl chloride
    • Einecs: 211-635-5
    • 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

    313733

    Productname Octanoyl Chloride
    Casnumber 111-64-8
    Molecularformula C8H15ClO
    Molecularweight 162.66 g/mol
    Appearance Colorless to pale yellow liquid
    Boilingpoint 204 °C
    Meltingpoint -54 °C
    Density 0.956 g/mL at 25 °C
    Purity Typically ≥98%
    Solubility Reacts with water; soluble in organic solvents
    Refractiveindex 1.436
    Flashpoint 87 °C (closed cup)
    Smiles CCCCCCC(=O)Cl
    Inchi InChI=1S/C8H15ClO/c1-2-3-4-5-6-7-8(9)10/h2-7H2,1H3
    Odor Pungent, acrid

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

    Packing & Storage
    Packing Octanoyl Chloride is packaged in a 500 mL amber glass bottle with a secure, chemical-resistant cap and hazard warning labels.
    Shipping Octanoyl chloride should be shipped in tightly sealed containers, away from moisture and incompatible materials such as bases and oxidizers. It must be stored in a cool, well-ventilated area and clearly labeled as corrosive. Shipment typically complies with hazardous material regulations, using appropriate protective packaging and documentation.
    Storage Octanoyl chloride should be stored in a cool, dry, and well-ventilated area away from moisture, heat, and incompatible substances such as strong bases, alcohols, and oxidizing agents. The container must be tightly closed, made of corrosion-resistant material, and clearly labeled. Protect from direct sunlight and sources of ignition. Keep only in the original container in a chemical fume hood if possible.
    Application of Octanoyl Chloride

    Applications of Octanoyl Chloride in Industrial Manufacturing

    Octanoyl Chloride serves as a critical acylating agent for several fine chemical, pharmaceutical, and specialty material industries. As the original manufacturer, we supply Octanoyl Chloride with high purity, stable supply chains, and full technical support for downstream factories worldwide. Below are primary application scenarios, with detailed integration information for each sector.

    1. Pharmaceutical Synthesis: Intermediate for APIs

    Many pharmaceutical processors rely on Octanoyl Chloride to introduce octanoyl groups in the multi-step synthesis of specialty Active Pharmaceutical Ingredients, such as hormone derivatives, antivirals, and certain CNS-active compounds. Its key role appears in acylation steps for amine and alcohol functionalities, allowing production of stable and bioavailable prodrug forms. Quality assurance and impurity control during handling are vital to meet international regulatory requirements in critical pharmaceutical supply chains.

    Industry compliance standards

    • ICH Q7 Good Manufacturing Practice for Active Pharmaceutical Ingredients
    • EU GMP Part II
    • US FDA 21 CFR Part 210/211
    • Ph. Eur. and USP monograph alignment for specific APIs

    Typical usage ratio

    • 0.9–1.1 molar equivalents per acylation step, adjusted for substrate reactivity and target yield

    Downstream process integration

    • Direct addition in acylation reactors—usually under inert atmosphere
    • Integration following protection/deprotection cycles to achieve selective acylation
    • Removal of HCl byproduct by neutralization or phase separation, depending on the solvent system

    Final product types

    • Pharmaceutical active intermediates (e.g., octanoylated peptides, steroids)
    • Prodrug molecules for oral or parenteral administration
    • Finished small-molecule therapeutics after further downstream elaboration

    2. Agrochemical Intermediate Manufacturing

    Chemical plants producing fungicides, herbicides, and specialty biocides use Octanoyl Chloride to acylate key nitrogen or oxygen moieties in technical-grade ingredients. The C8-acyl group modulates biological activity, modifies solubility, and can provide controlled-release properties in the final formulation. Plant engineers must control dosing and reaction time to minimize side reactions and maximize throughput.

    Industry compliance standards

    • FAO/WHO specification for pesticides and technical materials
    • OECD Guidelines for the Testing of Chemicals
    • ISO 9001:2015 Quality Management System
    • REACH Regulation (EC) No. 1907/2006 for EU-bound chemicals

    Typical usage ratio

    • 1.0–1.2 equivalents relative to primary/secondary amine or alcohol group in target molecule

    Downstream process integration

    • Batch or continuous-flow addition in temperature-controlled reactors
    • Post-reaction work-up includes HCl neutralization and organic/water solvent swaps
    • Frequent in-line monitoring for residual acid chloride and target product formation

    Final product types

    • Technical-grade crop protection active ingredients (e.g., octanoylated thiolcarbamates, hydrazides)
    • Fungicide and herbicide intermediates
    • Custom synthesis building blocks for agro R&D

    3. Fragrance and Flavor Ester Production

    Companies producing specialty esters for the fragrance and flavor industry utilize Octanoyl Chloride for the esterification of alcohols, creating fruity or waxy notes desired in consumer products. Its reactivity allows the selective formation of C8 esters, such as octyl acetate analogues, which are widely used in fine fragrance and flavor formulation bases. Strong controls must be maintained to ensure compliance with food-grade or cosmetic regulations, especially regarding residual chloride and reaction by-products.

    Industry compliance standards

    • IFRA (International Fragrance Association) Standards and Amendments
    • US FDA 21 CFR Part 172.515 (Flavoring Substances and Adjuvants)
    • EU Regulation (EC) No 1334/2008 on Flavourings
    • ISO 9235 (Aromatic Natural Raw Materials—Vocabulary)

    Typical usage ratio

    • 1.0–1.05 molar equivalents with alcohol substrate; minor excess may be used to drive reaction for full conversion

    Downstream process integration

    • Reaction with primary or secondary alcohols in presence of acid scavengers (e.g., pyridine, triethylamine)
    • Separation and purification steps to achieve food/cosmetic grade purity
    • Catalyst and antioxidant additions managed to ensure product stability

    Final product types

    • C8 ester-based aroma chemicals
    • Flavoring agents for beverage and bakery industries
    • Fragrance intermediates used in personal care, detergents, and fine perfumery

    4. Polymer and Surface Modifier Synthesis

    Producers of specialty polymers and coatings employ Octanoyl Chloride in the functional modification of macromolecules and fillers. Used primarily for introducing hydrophobic C8 chains onto cellulose, silica, or synthetic polymer backbones, it imparts water repellency or altered interfacial behavior in paints, paper coatings, and composite materials. Usage requires careful process control to maintain polymer chain integrity and targeted surface performance according to industry standards.

    Industry compliance standards

    • ASTM D5061/D5062 for organic surface modifications
    • ISO 9001:2015 for paint/coating production
    • RoHS (EU Directive 2011/65/EU) for electrical/electronic product coatings
    • FDA 21 CFR §177.1200 for paper and packaging components

    Typical usage ratio

    • Typically 1–5 wt% based on total polymer or filler mass; level depends on degree of substitution and end-use requirements

    Downstream process integration

    • Direct reaction with hydroxyl or amine-containing substrates in solvent phase
    • Post-grafting purification to remove unreacted chloride and acid by-products
    • Integration in extrusion or compounding stages for further product modification

    Final product types

    • Hydrophobic paper and board coatings
    • Modified silica or clay fillers for polymer composites
    • Specialty paints and protective surface treatments

    5. Specialty Lubricant and Oil Additive Manufacturing

    Octanoyl Chloride enables manufacturers of high-performance lubricants and specialty oil additives to introduce C8 acyl groups onto polyol or alkanolamine molecules, creating tailored surfactant packages with controlled solubility and dispersivity. Such products enhance anti-wear, friction reduction, or emulsification in automotive, industrial, and marine formulations. Adjustments in dosage reflect viscosity targets, additive package balance, and application demands.

    Industry compliance standards

    • SAE J183 (Engine Oil Performance)
    • API Service Categories for engine lubricants
    • ISO 9001:2015 for lubricant blending and QC
    • REACH Annex VIII (Additives Registration), for EU

    Typical usage ratio

    • 0.5–2.0 wt% in base stock blend; concentration adjusted for target lubrication, dispersancy, and anti-wear characteristics

    Downstream process integration

    • Reaction of Octanoyl Chloride with base oil solubilizers, dispersants, or polyfunctional alcohols under controlled temperature
    • Subsequent blending with base oils and performance booster additives
    • QC analyses for residual reactivity, chain length distribution, and stability

    Final product types

    • Engine and hydraulic oils featuring improved surface activity
    • High-shear lubricant additives for automotive and marine engines
    • Industrial gear and compressor oil formulations

    6. Liquid Crystal Material Precursors

    Advanced material laboratories and electronic component manufacturers use Octanoyl Chloride for synthesizing mesogenic esters and amides, which serve as core building blocks for liquid crystal displays (LCDs) and other electro-optical applications. The acylation step determines the alkyl chain length, directly impacting the resulting mesogen’s phase transition properties, viscosity, and alignment characteristics. Formulation chemists monitor side reactions and homogeneity at every batch for electronics compliance.

    Industry compliance standards

    • IEC 61249-2-21 for materials in electronics
    • RoHS (Restriction of Hazardous Substances Directive)
    • ISO 9001:2015 for component manufacturing
    • JEITA standards for LCD raw materials

    Typical usage ratio

    • 1.0 equivalent relative to phenolic or benzoic acid substrate in mesogen synthesis; minor excess compensates for batch scale-up losses

    Downstream process integration

    • In-situ acylation during mesogenic core synthesis under anhydrous conditions
    • Post-reaction purification by chromatography or distillation to electronics grade
    • Batch validation for optical and thermal phase purity

    Final product types

    • Liquid crystal display intermediate mixtures
    • Mesogenic compounds for advanced display technologies
    • Electro-optical chemical components for consumer and instrumentation LCDs

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    Certification & Compliance
    More Introduction

    Octanoyl Chloride: Practical Knowledge and Applications from Our Manufacturing Floor

    Experience at the Source: Knowing Octanoyl Chloride Beyond Its Formula

    Octanoyl chloride holds a familiar place on our production line. We have worked with this acid chloride for years, and our insight comes straight from daily practice, not just theory. We produce this compound with attention to purity and process efficiency. Its chemical nature—C8H15ClO—translates into a clear, colorless to pale yellow liquid with a sharp, irritating odor. The structure of octanoyl chloride, an eight-carbon saturated acid chain bonded to a reactive chlorine, brings out certain behaviors important to chemists and manufacturers alike. From deep tanks and pipelines to drums bound for shipping, few see its transformations as closely as we do.

    Our day-to-day processes keep us aware of how minor inconsistencies in color or odor signal changes in purity. High-purity octanoyl chloride, with acid content below trace levels and minimal residue on ignition, maintains batch consistency and reliability. These traits matter most during large synthesis runs, where a small deviation can derail downstream products. Careful control over the raw octanoic acid's water content and storage conditions shapes our output. This experience, earned through years of troubleshooting valves, lines, and storage tanks, grounds our understanding of what reliable octanoyl chloride should look and smell like all the way to the back dock.

    Key Specifications: More Than Just Numbers in a Certificate

    We evaluate each batch based on chemical purity, moisture, color, and acidity. Octanoyl chloride's purity usually exceeds 98%, and water content stays below half a percent. Even small rises in water risk hydrolysis, leading to byproducts that harm downstream reactions or corrode metal pipes. Some ask for purities above 99%. These special runs need extra distillation and fresh storage drums, as well as tighter checks on our line cleaning steps. We pull glassware and gaskets out of storage strictly for this process, since ordinary seals wear down much faster in the presence of acid chlorides.

    We fill most of our drums from closed lines, keep lids tightly sealed, and monitor for even faint traces of HCl vapor during filling. Our workers know the slight difference in smell you get from a vented drum left out too long—those things don't show up in a data sheet. This practical experience taught us that packaging integrity deserves as much attention as the actual reaction step. Anyone who’s swapped a barrel of poorly stored product mid-run knows firsthand the domino effect of lax handling.

    Uses Chosen by Chemists Who Know Their Chemistry

    Octanoyl chloride always finds a place in labs and industrial sites focused on acylation reactions. It stands out in making octanoate esters, particularly used for plasticizers, flavors, and pharmaceutical intermediates. Those running multi-step organic synthesis appreciate just how effectively this reagent helps form esters and amides with strong yields. The acylation of alcohols, phenols, or amines proceeds smoothly when the acid chloride lines up with a dry, well-stirred reaction flask. Our pharmaceutical customers often order octanoyl chloride for the controlled introduction of an octanoyl moiety into bigger molecules—they depend on our process reliability to help avoid batch-by-batch variability.

    In agrochemical sectors, engineers blend octanoyl chloride as a starting point for plant-protectant intermediates. For fragrance makers, its role shows up whenever an octanoic backbone gives desired volatility and smooth fatty notes. We’ve seen creative chemists stretch uses into specialty lubricants, and even as functional additives in the making of certain surfactant molecules. Proven experience tells us that moisture—often overlooked—becomes the critical enemy during these syntheses, so each run receives desiccant-guarded shipping and unbroken seals upon delivery.

    How Octanoyl Chloride Really Compares to Other Acid Chlorides

    Acid chlorides as a group force us to respect their reactivity. Octanoyl chloride sits right after the shorter hexanoyl and just before decanoyl chloride. These three share similarities but give distinct behaviors in both production and application. Octanoyl chloride’s carbon chain imparts a moderate melting point, lower volatility, and a predictable boiling range. Workers in our plant wear chemical goggles, thick gloves, and never cut corners with acid chloride handling—chlorides with fewer carbons, like acetyl or butyryl chloride, vaporize and irritate skin far faster.

    Some compare octanoyl chloride to lauroyl or stearoyl chloride, which feature longer carbon tails. Those heavier compounds need more heat to distill and come out waxy, while octanoyl chloride remains liquid even when stored at lower temperatures. In settings where volatility increases risk, octanoyl chloride offers an easier handling window than the lightest acid chlorides. On the other end, it’s far less waxy or solid than its longer analogs, cleaning up with a single pass through a glass line.

    Impact on Downstream Products: Factories, Labs, and Real-World Results

    The downstream chemical reactions involving octanoyl chloride demand ongoing attention to byproduct control. Hydrochloric acid as a byproduct looks manageable on paper, but in practice it means inspectors and engineers must keep a close eye on corrosion and unwanted side-reactions. We rely on stainless steel and glass in our lines, and downtime from line cleaning cuts directly into productivity. Those at the bench scale can neutralize small amounts with a hood and a trap, but on our scale, even small leaks can corrode expensive valves in weeks.

    If purity drifts, the resulting esters or amides may show faint but important changes— odorous impurities, color changes, trace decomposition products. Every missed impurity spoils multipurpose reactors, fouls distillation columns, and can trigger expensive recalls in pharmaceuticals. We stand ready to troubleshoot because customers call us when runs stall. High-acid content octanoyl chloride leads to lower yields and inconsistent color in octanoate esters, which shows up in plastics as decreased transparency. In fine fragrance bases, even tiny traces of chain-shortened impurities overpower delicate top notes, so we run tests for non-volatile residue before approving each lot. These realities drive our standards higher than what regulators dictate.

    Meeting Industry Demands: Insights from Real Orders

    Over the years, we have fielded countless requests across the spectrum, from academic institutions scaling up research to multinational firms needing drum-loads for repeat campaigns. Volumes change, but the need for a tightly managed, reproducible supply line stays constant. Most of our larger customers schedule pickups down to the hour, since any hiccup in their feedstock arrival costs real money. Our loading dock staff and logistics planners stay flexible; if a road closure or storm threatens, we arrange alternate storage and give honest estimates rather than promises we can’t keep. These relationships hinge on solid history—we never hand off product until it passes every on-site QC step.

    Our close relationship with pharmaceutical customers sometimes means tailoring purity or reducing residual solvents beyond standard thresholds. Some syntheses tolerate trace exposure to atmospheric humidity while others demand dry-room handling from vessel to vessel. Only routine analysis in our in-house labs grant the confidence that each outbound drum matches the specifications needed by a regulatory filing or a patent application. Losing a customer’s trust over a bad batch hurts more than any scrap loss ever could.

    Challenges Unique to Octanoyl Chloride and How We Handle Them

    Octanoyl chloride doesn’t ship like ordinary chemicals. It reacts readily with moisture, so we stick with steel drums lined with specialty coatings, double-sealed lids, and full documentation. Even a short trip through a humid dock can alter color and stability. We train our teams to recognize container seam issues and handle spills on the spot. Our safety officers run practice drills with real product, not substitutes, because the correct response to a leaky drum matters in protecting people and property.

    Other challenges come during upscaling. Running a pilot batch uses glass reactors and small transfer pumps, but commercial-scale synthesis demands automated dosing and remote monitoring. The slightest pump failure drags water into the system, causing immediate hydrolysis and unwanted side reactions. We designed our process flow with nitrogen blanketing and real-time moisture detection. Our maintenance crew inspects all valves and seals before each run; too many lessons learned the hard way to skip this step. There’s always a balance—move too quickly, and you swap cost savings for lost batches and unhappy clients.

    Sustainability and Responsible Operations

    Modern production standards have pushed us toward greener practices. Traditional acid chlorides earned a reputation for polluting waste streams, but new approaches cut the burden on people and the environment. We recover HCl vapor with scrubbers using sodium carbonate solutions, and our team checks every connection for leaks. We source raw materials from audited suppliers to avoid upstream contamination. Where possible, we return washed containers to our packagers for reuse, as long as liners meet our quality standards. Investing in waste minimization efforts pays off in lower disposal fees and improved community relations.

    Employees undergo training not to overfill or mishandle containers, since the best environmental protection begins with prevention. We regularly audit our finished product lines for emission points. Years back, we switched from open to closed-system loading, which significantly reduced incident rates. Even after regulatory visits, we maintain these standards out of ongoing commitment, never just compliance. Customers increasingly voice preferences for responsibly made products, and we welcome this shift because it aligns with how we run our plant.

    Safety—A Core Value Earned by Generations

    Safety isn’t an afterthought but a hard-won value shaped by decades of working with acid chlorides. Our docks and production lines respect octanoyl chloride’s irritant properties; skin contact or vapor inhalation cause immediate injury. Training takes time—new hires shadow experienced workers and must show proper PPE use, quick recognition of vapor leaks, and correct spill response before handling a full drum. Our first-aid stations stock the right rinsing agents and protective gear, and we update safety sheets often, reflecting new insights or accidents. Every safety briefing refers back to real examples of what can go wrong—no shortcuts tolerated.

    We enforce a zero-tolerance approach for breaches of safety protocol, and supervisors actively patrol production zones to spot unsafe behaviors. Alarms monitor for leaks constantly. Management supports time off for workers shaken by near-misses—retaining experience matters more than filling shifts with undertrained staff. Regular consultation with outside safety experts and local authorities keeps our policies current. The reputation and lives we protect every day hold more weight than profits.

    Regulatory and Quality Considerations

    We know regulatory compliance isn’t just about paperwork—our customers expect every shipment to meet both internal specs and outside certification. Depending on intended use, octanoyl chloride needs documented chain of custody, impurity profile, and clear records for audits. Pharmaceutical and food applications demand different validations, and we keep separate lines running to avoid cross-contamination. Regular third-party audits put our lab records, maintenance logs, and product samples under review. We store batch samples at controlled temperature, ready to compare against any disputed shipment or regulatory inspection.

    Documenting every step, from raw acid to final packaging, protects our customers and our reputation. If an issue does arise—a drum arrives out of spec, or a customer reports a reaction gone wrong—immediate investigation follows. Our quality control labs stay staffed around the clock, enabling near-instant scrutiny. Decades of working under these expectations have pushed us to treat every shipment as an extension of our professional responsibility.

    Continuous Innovation and the Drive to Improve

    Routine alone never gets the best result. Our R&D department collaborates daily with frontline production staff to explore better moisture removal techniques, more stable packaging, and new analytical testing. Recent advances in on-line infrared spectroscopy let us catch minor impurities before they reach the storage tanks, saving both time and raw materials. Practical knowledge learned from every returned drum or tech support call gets folded into our process improvements. If a customer develops a new process requiring atypical purity or reactivity levels, we’re able to adjust batch runs, solvents, and sequence timing rapidly.

    Several partnerships with downstream users have revealed niche applications for octanoyl chloride in customized resins and specialty coatings. These collaborations often start with a shared problem—blocking residual acidity, improving reactivity, or easing purification steps. We bring the reality of large-volume manufacturing to the table. Although patent filings and new chemistry get the headlines, the behind-the-scenes tweaks that make full-scale runs practical often carry bigger impacts.

    Pride in What Experience Earns

    Years of handling, shipping, and improving octanoyl chloride teach lessons no abstract product catalog can offer. We draw on the experience—long hours in the plant, careful monitoring of every batch, and the satisfaction of solving the sorts of problems textbooks don’t warn you about. Whether suppliers ask for a small custom lot or a monthly multi-ton contract, the approach stays the same. Practical know-how, not just regulatory compliance or marketing language, shapes every order. Our commitment to consistent quality, safety, and customer support stems from pride in our skills and knowledge, built from the ground up by those who produce the chemical, not just sell it.

    Closing Perspective: Octanoyl Chloride as a Foundation, Not a Commodity

    Having walked the production line and solved the unplanned hurdles that arise daily, we understand octanoyl chloride not as a faceless commodity, but a foundational reagent made reliable through careful attention. Real-world experience, not just paperwork or specifications, secures trust in each order. This grounding in honest, practical manufacturing forms the backbone of long-term relationships with customers across the world.

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