1-Octyne

    • Product Name: 1-Octyne
    • Alias: 1-Octyn
    • Einecs: 203-892-1
    • 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

    937411

    Name 1-Octyne
    Iupac Name Oct-1-yne
    Molecular Formula C8H14
    Molar Mass 110.20 g/mol
    Cas Number 629-05-0
    Appearance Colorless liquid
    Density 0.74 g/cm3
    Boiling Point 112-114°C
    Melting Point -82°C
    Flash Point 12°C
    Refractive Index 1.416
    Solubility In Water Insoluble
    Structure CH≡C(CH2)5CH3

    As an accredited 1-Octyne factory, we enforce strict quality protocols—every batch undergoes rigorous testing to ensure consistent efficacy and safety standards.

    Packing & Storage
    Packing 1-Octyne is packaged in a 100 mL amber glass bottle with a secure screw cap and labeled with hazard and chemical information.
    Shipping 1-Octyne should be shipped in tightly sealed containers, away from sources of ignition, heat, and oxidizing agents. It must be handled as a flammable liquid, complying with relevant transport regulations (UN1992, Class 3). Ensure proper labeling and include safety data sheets during transportation. Avoid rough handling and protect from physical damage.
    Storage 1-Octyne should be stored in a cool, dry, and well-ventilated area, away from sources of ignition and incompatible materials such as oxidizers and acids. Keep the container tightly closed and protected from direct sunlight. Use appropriate containers made of compatible materials, clearly labeled, and equipped with secondary containment to prevent leaks or spills. Store under an inert atmosphere if possible.
    Application of 1-Octyne

    Applications of 1-Octyne in Industrial Manufacturing

    As an established chemical raw material producer, we support advanced manufacturers with high-purity 1-octyne for targeted applications. Here, we detail its role in key industrial sectors, highlighting regulatory requirements, process roles, and end-product categories as informed by real-world production experience.

    1. Pharmaceutical Intermediate Synthesis: Specialty APIs

    1-Octyne serves as a selective building block in the synthesis of active pharmaceutical ingredient (API) intermediates, particularly for cytostatic and antineoplastic drug precursors. Its straight-chain terminal alkyne structure allows for efficient coupling reactions in Sonogashira and Cadiot–Chodkiewicz processes under controlled conditions. Reaction vessels must be equipped to handle the exothermic behavior of alkyne coupling. Integration of our product into cGMP-compliant operations enables consistent batch-to-batch performance for critical medical compounds.

    Industry compliance standards

    • ICH Q7 Good Manufacturing Practice Guide for APIs
    • Current Good Manufacturing Practice (cGMP, 21 CFR Parts 210/211)
    • European Pharmacopoeia (Ph. Eur.) purity controls
    • USP General Chapter < 467 > Residual Solvents monitoring compliance

    Typical usage ratio

    • 0.8–1.2 molar equivalents relative to halide starting material in cross-coupling reactions, with precise adjustment depending on stoichiometry and substrate reactivity.

    Downstream process integration

    • Added to reaction vessels following inert gas purge. Coupling proceeds in the presence of palladium catalysts and amine bases. In-process monitoring ensures full conversion before purification and downstream derivatization.

    Final product types

    • API intermediates for oncology medicines
    • Key intermediates for targeted small molecules
    • Alkynylated heterocycles and analogs used in drug discovery
    • Building blocks for labeled or isotopic reference standards

    2. Specialty Polymerization: Functional Polyacetylene Additive

    In advanced specialty polymer research and production, 1-octyne acts as a controlled chain-transfer agent and monomer component in polyacetylene copolymerizations. Adjusting the monomer feed ratio allows polymer chemists to introduce alkyne functionalities into copolymers for tailored electrical, optical, or surface properties. Strict documentation of batch composition and oxygen exclusion during processing is required to achieve consistent performance characteristics.

    Industry compliance standards

    • ISO 9001:2015 Quality Management in polymerization plants
    • ISO 14001:2015 Environmental Management for solvent and monomer handling
    • REACH Annex XVII restriction compliance for manufacturing in the EEA
    • ASTM D256, D638 for final material mechanical property testing

    Typical usage ratio

    • 0.5–5.0% by mass in copolymerization reactions, depending on the desired level of functionality and physical property modification.

    Downstream process integration

    • Dosed with other key monomers into jacketed polymerization reactors. Nitrogen blanketing prevents oxidative degradation during polymer chain growth. Post-reaction purification removes unreacted alkyne and solvents before extrusion or casting.

    Final product types

    • Conductive polymers for flexible electronic substrates
    • Specialty coatings with enhanced UV resistance
    • Copolymer films with tunable hydrophobicity
    • Functionalized polymer beads for chromatography applications

    3. Chemical Synthesis for Agrochemical Building Blocks

    Within the agrochemical industry, 1-octyne takes part in carbon–carbon bond formation for the synthesis of alkyne-containing herbicide and fungicide intermediates. Clean processing and traceability documentation are essential due to downstream registration requirements. Continuous flow synthesis and microreactor technology enhance reaction safety and reproducibility at commercial scale.

    Industry compliance standards

    • FAO/WHO Specification for Pesticide Active Ingredients
    • OECD Principles of Good Laboratory Practice (GLP) for development work
    • ISO 9001 for supply chain documentation and batch traceability
    • Directive 91/414/EEC (now Regulation (EC) No 1107/2009) for agrochemical registration in Europe

    Typical usage ratio

    • 1.0–1.3 molar equivalents relative to halogenated precursors, tuned based on desired chain length or conversion efficiency.

    Downstream process integration

    • Introduced post-activation of aromatic or aliphatic halides under anhydrous conditions. Continuous introduction via peristaltic pumps supports precise control during coupling and subsequent purification protocols.

    Final product types

    • Intermediate alkynyl compounds for selective herbicides
    • Precursor molecules to contact and systemic fungicides
    • Structural units for pro-pesticide designs
    • Customization building blocks for formulation testing and pilot-scale launches

    4. Performance Additives for Lubricants and Surfactant Synthesis

    1-Octyne is used as a precursor in manufacturing specialty surfactants and lubricant additives. Its terminal alkyne group enables subsequent ethoxylation or sulfonation reactions, producing molecules with enhanced wetting or anti-wear profiles. Systematic pre-blend QC and strict process logging ensure each lot meets performance and toxicological safety specifications relevant to the end-use application.

    Industry compliance standards

    • ISO 21469:2006 Hygiene requirements for the formulation of lubricants
    • OECD Test Guideline 301 for biodegradability of surfactant additives
    • REACH registration dossiers for industrial chemical additives
    • ASTM D92 (flash point) for lubricant base fluid compatibility

    Typical usage ratio

    • 2–8% by weight as a functional intermediate during surfactant or additive production, with precise adjustment based on hydrophile-lipophile balance requirements or targeted anti-wear properties.

    Downstream process integration

    • Pre-mixed into reactors with catalyst and base. Alkoxylation or sulfonation proceeds under controlled temperature and agitation. Product purification and neutralization steps follow before blending into commercial additive packages.

    Final product types

    • Cationic and nonionic surfactants for industrial cleaning
    • Anti-wear additives for synthetic lubricant formulations
    • Hydrotrope intermediates for oilfield and cleaning chemicals
    • Emulsifiers used in cutting fluids and textile auxiliaries

    Free Quote

    Competitive 1-Octyne prices that fit your budget—flexible terms and customized quotes for every order.

    For samples, pricing, or more information, please contact us at +8615365186327 or mail to admin@ascent-chem.com.

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    Tel: +8615365186327

    Email: admin@ascent-chem.com

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    Certification & Compliance
    More Introduction

    1-Octyne: A Closer Look from the Manufacturer’s Perspective

    Understanding 1-Octyne and How We Approach Its Production

    As a chemical manufacturer, creating and delivering pure, reliable 1-Octyne requires technical investment and hands-on experience. 1-Octyne enters our production line as a specialty alkyne with the formula C8H14. Workers at the plant know its faintly sweet odor and colorless appearance almost instantly. On a molecular level, this compound contains a triple bond at the start of its carbon chain — precisely what makes it valuable compared to straight-chain octenes. Each batch’s quality reflects careful handling of reactive intermediates and finely tuned purification processes, designed and run by chemists who monitor every stage.

    What Goes Into Making High-Purity 1-Octyne

    There is no shortcut to producing high-purity 1-Octyne. Handling alkynes demands thorough containment and vigilant attention to both moisture and oxygen. Our synthesis relies on well-understood starting materials, including multiple steps of distillation, which the plant crew tracks with precision gas chromatography. Technicians continuously monitor every section of the equipment to ensure no residual water or peroxides sneak through, since small impurities can cause drastic changes during downstream chemical synthesis.

    To meet performance expectations for demanding applications, every lot runs through repeated drying and inert gas purging. We work in specialty glass and high-alloy steel vessels, which are hand-checked for leaks and compatibility. Even with a clear protocol, it’s the training and pride of our team that guarantees each drum of 1-Octyne matches or surpasses published specifications for purity, with typical content levels exceeding 98%. We regularly receive requests for detailed certificates of analysis and are ready to answer questions about analytical standards.

    Why 1-Octyne Matters in Industry

    Experienced manufacturers see 1-Octyne not just as a reagent, but as a foundation for many synthesis pathways. In pharmaceutical chemistry, 1-Octyne’s distinctive triple bond acts as a versatile reactive site. Researchers and process chemists use 1-Octyne in cross-coupling reactions, alkyne metathesis, and as a building block in the preparation of functionalized octyl derivatives. The ability to introduce a linear C8 fragment with a reactive triple bond opens doors for the preparation of specialty polymers, plasticizers, and advanced electronic materials.

    One of the lesser-discussed sides of handling alkynes involves industrial-scale transformations, such as hydroamination, hydroboration, and cycloaddition. Chemists value 1-Octyne’s reliable performance and manageable volatility. When participants in the industry want consistent yields and controlled side products, purity plays a direct role. Low contamination and dependable supply mean fewer surprises and better process economics for users further down the supply chain.

    Specification and Handling from the Manufacturer’s View

    The model of 1-Octyne we produce is anchored in years of incremental improvements, where feedback from recurring and new clients shaped our product consistency. Our team recognizes that not all applications require the same material—for instance, trace solvent residues or minor chain isomers might pass unnoticed in some sectors, yet for pharmaceutical-grade use, even a tenth of a percent of impurity can derail a project. Based on these varied demands, and drawing from analytical experience, technicians fine-tune the process to create high-purity and ultra-high-purity grades, each batch accompanied by up-to-date analytical results drawn from calibrated instruments.

    Physical characteristics matter to end-users, and as manufacturers, we know the importance of shipping 1-Octyne in sealed, moisture-free containers. The liquid form flows readily at room temperature. Vapor pressure, boiling point, and viscosity data are published, but the tactile aspects—such as minimizing exposure during transfer or the slight adhesive feeling on contact—are details our teams have learned to respect for safety.

    One challenge unique to producing and storing 1-Octyne comes from its sensitivity to atmospheric oxygen, provoking slow decomposition or the formation of peroxides over extended storage. Storage in amber glass or high-density polyethylene with robust sealing minimizes these effects. Unlike some saturated hydrocarbons, 1-Octyne reacts noticeably more vigorously under ultraviolet light, so real experience on the plant floor led us to keep it away from sunlight and open air, regardless of batch size.

    Differences That Set 1-Octyne Apart

    Why do specialty producers and organic synthesists keep returning to 1-Octyne, and not to similar-sounding commodities? Part of the answer comes from molecular geometry. The terminal alkyne provides reactivity distinct from internal alkynes or alkenes—this triple bond enables stronger and more predictable addition reactions, and its linear structure affects both volatility and boiling point compared to isomeric octynes.

    Most internal alkynes, such as 4-octyne or 5-octyne, deliver less selectivity in classical coupling reactions. The terminal position on 1-Octyne enables pathways like the Sonogashira coupling to proceed with fewer byproducts and milder conditions. Also, 1-Octyne’s boiling point sits lower than longer, more substituted alkynes, making it easier to remove as a distillate or to concentrate via rotary evaporation. For professionals in process development, these margins of physical difference add up: less energy needed, tighter product purities, easier waste management.

    Compared to alkenes in the same carbon number range—like 1-octene—the triple bond in 1-Octyne empowers synthesis efforts with functionality that alkenes simply can’t match. Hydrogenation proceeds with unique selectivity, and catalytic reactions can lead to a suite of tailored products ranging from simple alcohols to complex chiral molecules. Such control appeals to manufacturers of fine chemicals, who report fewer side reactions and greater reproducibility when 1-Octyne is their alkyne source.

    Common Questions from Clients and the Practical Answers

    Buyers often want to know whether 1-Octyne can be substituted out in favor of less costly materials, especially in bulk operations. Our experience consistently shows that, while substitutions occasionally work in theory, the loss in reactivity or selectivity often outweighs any upfront savings. Fine chemicals, in particular, see the impact most—side products drive up downstream purification costs, process time, and regulatory headaches.

    There’s also the question of scale. Chemists working at bench level take certain liberties with air exposure and material handling, but scaling up presents its own demands. We designed our packaging—tight-drummed, nitrogen-flushed containers—to travel well and to keep performance consistent from the first kilogram to the hundredth. This decision arose from real feedback: customers noticed quality drift in poorly sealed products, even if certificates looked acceptable.

    People also ask about hazard and regulatory differences. 1-Octyne falls into the group of flammable organic liquids, handled with similar precautions as other short-chain terminal alkynes. Over the years, regulators have kept rules stable for this compound, with requirements on labeling, transport, and worker safety matched closely to its peers. One practical difference is that 1-Octyne produces a fairly pronounced reaction with copper-based catalysts and metal surfaces—an issue not faced with longer or internal alkynes. That means maintenance schedules matter, and so does plant operator experience.

    Supporting Long-Term Success in Client Processes

    Some clients, especially those deep in R&D or scaling production, ask how to strengthen their own processes. We’ve seen equipment upgrades and staff training improve outcomes significantly with materials like 1-Octyne. Plant operators who upgrade transfer lines, use proper seals, and keep their solvent lines clean see much lower rejection rates. Small improvements, like keeping bulk tanks sealed with dry nitrogen, prevent costly spoilage—lessons learned from years of firsthand troubleshooting.

    Manufacturers who deal directly with us also see value in quick response to shifting specifications. Sometimes tweaks in purity, residual solvent, or packaging design make the difference between a successful trial and a missed deadline. We stay in close touch with technical liaisons, ready to adjust our processes and documentation according to the client’s feedback. That responsiveness has formed the backbone of repeat collaborations—customers know they’re working with a company that values process data and is ready to adapt.

    Several users in agrochemical and pharmaceutical synthesis told us about bottlenecks caused by hard-to-handle alkynes. After consulting with their R&D groups, we provided lots with modified water content, reducing homogenous catalyst decomposition during scale-up. That improvement helped boost both yield and process safety. Being manufacturers, we work alongside multiple partners to improve not only the purity of the active product, but to help clarify confusing points, such as batch-to-batch color changes or unexpected odors—a service not often found with resellers or remote traders.

    How Experience Shapes the Production of 1-Octyne

    Many who do not see the inside of a chemical plant underestimate how much real output depends on human expertise. Automation and sensors handle a lot, but it’s the operator who detects a faint off-smell or a slight change in viscosity and flags up a possible equipment issue. Over years, our production engineers have learned to spot early signs of peroxide formation or leaks before they snowball into safety incidents or yield drops. These practical interventions keep our product in the right quality range—and our record has shown that manufacturing excellence comes from this constant vigilance more than any written protocol could provide.

    In the event of process interruptions, rapid root-cause analysis brings the system back online, saving both product and plant uptime. This level of real-time troubleshooting draws on hundreds of iterations and close teamwork between chemistry and mechanical staff. As plant managers, we log every unexpected deviation, study its impact on later batches, and update policy as needed. This habit of continuous improvement, reinforced through process audits, pays dividends both for us and for the end users who depend on uninterrupted supply.

    Demand Trends and Future Applications

    Research teams and industrial users tracking the market for alkynes notice a steady increase in demand for 1-Octyne, driven partially by new applications in pharmaceuticals and materials science. Recent trends point to higher consumption in surface-modifying agents and cross-linked polymers, reflecting growth in specialty plastics. Some polymer chemists have adapted their recipes to leverage the terminal triple bond, which enables unique chain architectures and mechanical properties not available from simple alkenes or cyclic monomers.

    Emerging green chemistry methods keep shifting material specs—certain buyers ask for greater transparency around residual metals, trace chlorides, and even renewable feedstock sources for precursor chemicals. As manufacturers, we track these shifts, invest in process upgrades when needed, and are building relationships with renewable feedstock suppliers to prepare for changes in demand. Such efforts take years, but recent collaborations with university labs and pilot projects suggest new markets for bio-derived 1-Octyne could emerge along with stricter environmental policies.

    Day-to-Day Challenges: Maintaining Supply and Quality

    The volatility of raw material pricing remains a challenge for many in the industry. Supply shocks—caused by geopolitical issues, supply chain interruptions, or feedstock scarcity—test the preparedness of plant operations. Our job involves hedging risk through qualified secondary suppliers and keeping strategic reserves. This approach kept us delivering even during years marked by repeated disruptions in the broader chemical sector.

    One issue that arises periodically involves on-site storage at client facilities. We’ve seen cases where open drums or faulty seals led to product degradation, impacting yield and downstream processing. Our technical teams share best practices documentation during onboarding, answering questions about drum storage, transfer protocols, and compatible materials. Through this feedback loop, trust builds, and fewer issues make it into routine production.

    Shipping regulations for flammable liquids occasionally change, creating paperwork bottlenecks. Having in-house regulatory specialists smooths the process, ensuring timely documentation and container standards that match both regional and international requirements.

    The Manufacturer’s Responsibility and Commitment

    Over the decades in chemical manufacturing, one lesson stands above the rest: reputation for quality must be earned batch by batch. Each drum of 1-Octyne we ship packs not only a purified chemical, but the integrity of every team member in our company. As a direct manufacturer, we see the effect our work has in client labs and plants. Technical setbacks from impurities or miscommunication can cost weeks of work, so we make transparency and reliability a top priority.

    We do not outsource; engineers, plant operators, quality controllers, and customer support all coordinate under one roof. That internal involvement promotes accountability. We make all batch data, analytical protocols, and certificates available, ready for client audits. This openness lets end users see and trust the origin of every kilogram they purchase.

    Clients looking for process improvements or upscaling often enter into technical dialogue with our staff. We keep channels open, discussing not just what is possible but what works in the field—from large reactors to high-sensitivity analytical labs. This blend of practical sharing and manufacturing muscle means we don’t just make a chemical; we support its performance in the real world.

    Conclusion: The Value of Experience and Quality

    The journey from raw alkynes to a finished lot of 1-Octyne stretches across a network of skills: chemical engineering, material handling, logistics, and support. The day-in, day-out effort to preserve safety, consistency, and transparency shapes the product that researchers and industry specialists have come to rely on. Real results—robust reactions, improved yields, fewer process failures—arise not from chance but from stable, accountable manufacturing.

    Our commitment builds lasting partnerships. We listen to feedback, invest in technical upgrades, and remain agile toward changing application needs. Through continuous training and routinely verified processes, we deliver the consistency that makes our 1-Octyne unique in the market. These values—earned by experience, upheld by each worker—are our answer to the needs of modern research, manufacturing, and production.

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