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HS Code |
704009 |
| Cas Number | 112-85-6 |
| Iupac Name | 1-Chlorooctadecane |
| Molecular Formula | C18H37Cl |
| Molecular Weight | 288.94 g/mol |
| Appearance | Colorless to pale yellow liquid |
| Boiling Point | 360-362 °C |
| Melting Point | 19-21 °C |
| Density | 0.848 g/mL at 25 °C |
| Solubility In Water | Insoluble |
| Refractive Index | 1.445-1.446 at 20 °C |
| Flash Point | 174 °C (closed cup) |
| Synonyms | Octadecyl chloride, n-Octadecyl chloride |
As an accredited 1-Chlorooctadecane factory, we enforce strict quality protocols—every batch undergoes rigorous testing to ensure consistent efficacy and safety standards.
| Packing | The 100 g amber glass bottle features a secure screw cap and is clearly labeled with "1-Chlorooctadecane, 100g, CAS 123-88-8." |
| Shipping | 1-Chlorooctadecane is shipped in tightly sealed containers, typically made of glass or high-density polyethylene, to prevent leaks and contamination. It should be stored and transported in a cool, dry, well-ventilated area, away from heat, open flames, and incompatible substances. Shipping must comply with applicable regulations for hazardous materials. |
| Storage | 1-Chlorooctadecane should be stored in a tightly sealed container, kept in a cool, dry, and well-ventilated area away from direct sunlight, heat sources, and incompatible substances such as strong oxidizers. The storage area should be free from moisture to prevent degradation, and the container must be clearly labeled. Appropriate spill containment and fire protection measures should also be in place. |
Applications of 1-Chlorooctadecane in Industrial Manufacturing1-Chlorooctadecane supports various industrial sectors as a specialty intermediate, particularly where long-chain alkyl chlorides deliver targeted physical and chemical performance in complex formulations. Our manufacturing experience enables direct collaboration with downstream partners for integrated process development and product quality optimization. 1. Surfactant Synthesis for Personal Care and CleaningLeading surfactant manufacturers demand high-purity C18 alkyl chlorides for specific quaternary ammonium salt production. Our material contributes to cationic surfactant synthesis via controlled alkylation, affecting foaming, emulsification, and mildness properties in end cosmetics and cleaning goods. Quality control requirements for color, purity, and residual halides are strictly observed throughout the supply chain to ensure regulatory compliance in personal care and home care markets. Industry compliance standards
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2. Paraffin Wax Modifier in Lubricant BlendsLubricant manufacturers introduce long-chain alkyl chlorides as functional nonpolar modifiers to improve pour point, viscosity, and oil solvency in paraffinic wax blends. Our raw material allows for precise wax modification with minimal volatility and controlled miscibility, tailored to demanding specifications for automotive, textile, and process oils. Industry compliance standards
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3. Intermediate for Specialty Antistatic AgentsPlastics compounding companies use high-purity chlorinated C18 chains as precursors in specialty antistatic agents for polymer masterbatches. As a key raw material, our product facilitates synthesis of amphiphilic quaternary agents compatible with polyolefins and engineering plastics, allowing for durable static dissipation under regulated migration and toxicity limits for electronics and packaging. Industry compliance standards
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4. Chain Transfer Agent in Polymerization ProcessesAcrylic and styrenic polymer producers use long-chain alkyl chlorides as efficient chain transfer agents during emulsion or suspension polymerization. Incorporation controls molecular weight and branching structures, resulting in polymers with engineered mechanical and rheological properties essential for adhesives, coatings, and thermoplastic elastomers. Industry compliance standards
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5. Hydrophobic Surface-Treatment Agent for Inorganic FillersDownstream producers of functional fillers such as silica and calcium carbonate use C18 alkyl chlorides as hydrophobization agents. Surface treatment increases water repellency and compatibility with nonpolar resin matrices, directly impacting filler performance in plastics, rubbers, and composite materials. Industry compliance standards
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Competitive 1-Chlorooctadecane prices that fit your budget—flexible terms and customized quotes for every order.
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In our manufacturing experience, 1-Chlorooctadecane represents more than a chemical—it's a practical answer to requirements from formulators and production managers who seek purity and steady supply. Working with this compound in our own labs and production lines has shown how crucial each step is, from the sourcing of starting alkanes to the final packaging. Customers rely on us not just for quality product but also for an understanding of what happens beyond the label. Navigating process consistency, performance goals, and downstream compatibility is always at the forefront.
After years of producing and handling 1-Chlorooctadecane, our team recognizes that high-purity grades have direct effects on end-use performance and safety. In technical terms, this compound carries the molecular formula C18H37Cl. Its structure—a single chlorine atom bonded to a long, 18-carbon saturated chain—gives it both lipophilic and reactive traits. What this means in our daily practice is that trace impurities, such as unchlorinated alkanes or polychlorinated byproducts, cannot be overlooked. Impurities, even at low levels, can disrupt downstream formulations or create surprises in pilot production.
Over time, we've refined our distillation and purification steps to produce lots with a minimum purity of 98%, and our analytical results consistently reflect low water content and minimal byproduct levels. This isn’t just about hitting a spec sheet; it’s about giving our customers fewer headaches when things scale up or regulations shift. The compound arrives as a colorless or faintly off-white waxy solid at room temperature, matching our expectations from the controlled process. We’ve found the melting point hovers close to 24–26°C, which shapes how we store and ship the product, especially in climates with temperature swings.
Not all chlorinated long-chain alkanes behave the same way on the factory floor or in final applications. Over years in the industry, we’ve supplied 1-Chlorooctadecane for uses ranging from laboratory intermediates up to specialty surfactant synthesis and lubricant modification. In our experience, its primary draw lies in selective reactivity—the single chlorine group at the terminal position acts as a good leaving group. This makes the compound a convenient starting point for introducing various functionalities by substitution reactions.
Our team watched customers from the coatings sector use 1-Chlorooctadecane to modify polymer side-chains, boosting hydrophobicity with predictable results batch after batch. In specialty lubricants, formulators blend this molecule to fine-tune the friction profile and improve stability against wear. Unlike short-chain analogs, the long carbon backbone imparts a degree of persistence and phase stability, especially under mechanical or thermal stress. Different factories value these properties for reasons tied to their application scale and regulatory constraints.
Within the realm of surfactants and emulsifiers, 1-Chlorooctadecane has gradually displaced some mixed-chain or partially chlorinated blends. Feedback from R&D labs confirms that this molecule, once refined and predictable, delivers surfactant building blocks with tighter quality control. This translates to more uniform product performance, which holds weight when delivering a consistent consumer experience. As regulations increasingly restrict certain persistent or hazardous substances, our product’s narrowly defined chemistry helps downstream partners keep their compliance programs clearer.
From the vantage point of our manufacturing operations, nuanced differences between 1-Chlorooctadecane and other chlorinated alkanes aren’t just theoretical—they show up everywhere from blending tanks to final application. Shorter chain chlorinated alkanes, for example, tend to have higher mobility and show more volatility under standard storage conditions. This property can cause losses due to evaporation, odor management difficulties, and unexpected exposure risks. By contrast, the octadecane backbone makes losses to vapor phase negligible, helping us minimize waste and control logistics costs better than with C12 or C14 versions.
Some buyers ask about using more heavily chlorinated long-chains, expecting even stronger reactivity. We learned through both customer trials and in-house testing that higher chlorination often makes molecules less compatible in formulations seeking mildness or reduced environmental burden. Heavy chlorine substitution can also introduce issues like phase separation and color instability, especially under UV exposure or heating. Our product, with only one chlorine, maintains its intended reactivity profile without losing the benefits of a manageable, neutral odor and a stable appearance.
Long-chain fatty alcohols sometimes surface as substitute candidates. While fatty alcohols offer a hydroxyl handle and broad emulsification potential, they lack selective reactivity when a leaving group is required at the end of a chain. In those contexts, 1-Chlorooctadecane fills the gap for chemists crafting custom surfactants or tailored polymers. The straightforward, defined single-chlorine structure reduces the noise during synthesis and allows for better reaction tracking, saving time and raw material.
Our handling protocols reflect lessons learned from these distinctions. For highly chlorinated or unsaturated C18 analogs, yield and stability can slip during storage due to self-reactivity or side reactions. With 1-Chlorooctadecane, our bulk storage tanks have minimal fouling and cleaning cycles—a detail that matters in high-throughput environments. No matter the size of the order, having this predictability lets us promise consistency to our partners and back it up in stressful audit or ramp-up situations.
In the world of chemical manufacturing, few things matter as much as reproducibility—a quality we’ve pursued in our 1-Chlorooctadecane operations for years. From raw alkane selection through chlorination, controlling the introduction of chlorine gas and the reaction time drives selectivity toward the terminal substitution. Each day, plant engineers monitor chlorine feed rates and jacket temperatures to keep the process within narrow parameters. Deviating by even a small margin means the risk of unwanted byproducts or drop in yield rises, so our team learned to build in multiple feedback loops, not just rely on test-batch endpoints.
Beyond in-plant factors, we found supply reliability poses ongoing challenges. Sourcing pure octadecane in a global market shapes timelines and cost structure, especially during shipping container squeezes or raw material shortages. By maintaining a diversified supplier web and developing local partnerships, we shield customers from most supply squeezes and maintain on-time delivery—even during disruptions seen in recent years. Feedback from returning customers confirms that unreliable shipments cost them far more in lost production hours than marginal price swings.
Packaging and storage deserve more attention than they often receive. When exposing 1-Chlorooctadecane to wide temperature variations during transport, material can solidify or liquify, especially around its melting point. To prevent caking or crystallization, we developed packaging choices that insulate and allow easy transfer, whether material is poured or pumped. This direct feedback from warehouse staff and downstream users has guided tweaks to drum linings, container materials, and batch size offerings, so waste and manual handling fall.
Regulatory shifts affect specialty chemicals like 1-Chlorooctadecane more than most people expect. Our compliance team tracks updates from REACH in Europe and the EPA in the United States, which can suddenly reshape permitted uses or exposure limits. Because our process retains such a narrow impurity window, our product often makes the regulatory cut, reducing the risk of recalls or reformulations for downstream customers. We work with legal and technical experts to ensure we never lag behind on paperwork or safety documentation—these aren’t afterthoughts but have grown into core elements of our business integrity.
Our journey with 1-Chlorooctadecane started with small-batch experimental runs and grew into scaled production due to customer demand for quality and dependability. Over time, our technical support team helped formulators overcome hurdles in both R&D and commercial manufacturing. Many of our partners share stories about first switching to our product after multiple failures with inconsistent imports or blends containing hidden byproducts.
Providing more than product, we routinely troubleshoot formulation snags together, whether it involves solubility limits, compatibility, or reactivity questions. Our development team often advises on how minor temperature changes affect handling or how to design pilot trials using freshly delivered lots. Drawing on data from our in-house lab, we help identify optimal blending ratios or suggest methods for integrating the compound into both solid and liquid formulations. This technical partnership trumps transactional supplier-customer patterns and gives both sides leverage in performance and cost control.
Quality doesn’t end with delivering drums or bags of product. Batch-to-batch reproducibility matters in specialty chemicals as much as in active pharmaceutical ingredients. Our protocols include retaining sample archives from every lot, running comparative analyses, and sharing certificates customers can actually trust. Several times, this traceability has helped downstream partners identify and correct rare process deviations, reducing the impact of nonconforming finished goods. We take pride in having open technical dialogues, whether it's a field chemist needing guidance or a procurement manager aiming to lower total cost of ownership.
Making 1-Chlorooctadecane isn’t about filling barrels and moving inventory. It’s about a chain of accountability and improvement, starting from base hydrocarbon selection and stretching all the way to the customer endpoint. Industry professionals demand more than product—they look for a relationship rooted in technical competence, transparent communication, and a proven track record for fixing problems before they spiral.
We’ve seen that many competing suppliers, especially those who operate as traders or middlemen, have uneven control over batch quality, often skipping critical purification steps or responding slowly to customer feedback. As actual producers, we oversee every detail firsthand. This involvement shrinks lead times, shortens troubleshooting cycles, and aligns adjustments in response to direct field data. Our returns policy is simple: direct accountability, no cross-border confusion, and a technical support staff who know the product inside-out because they watched it being made.
Our in-house R&D group focuses on both incremental improvement and forward-looking applications. This includes finding ways to lower the carbon footprint of our synthesis steps, optimizing chlorine usage, and reducing waste streams year after year. We funnel lessons learned from one specialty product line into others, offering customers aggregated expertise that competitors with less production oversight struggle to replicate. As market conditions and safety expectations keep shifting, this continuity equips our partners to respond instead of react.
Every week brings new stories from formulators, lab managers, or plant engineers confronting fresh challenges—whether it’s regulatory pressure, need for more subtle reactivity, or simply balancing cost targets without giving up on quality. One recurring theme we’ve seen in the use of 1-Chlorooctadecane is troubleshooting phase behavior in multicomponent mixtures. Our technical support, combined with real reference data, enables tailored recommendations about process temperature, mixing order, or solvent selection, preventing costly scale-up problems.
In lubricant blending, small shifts in additive ratios or process temperatures can swing product stability. Through both pre-shipment consultations and post-purchase follow up, we’ve helped partners refine their approach and reduce rejection rates of finished batches. In surfactant development, our customers benefit from detailed application dossiers, drawn from projects completed in-house and verified in third-party labs. This level of application insight grows from years watching product batches move not just into warehouses but all the way through final manufacturing runs.
One of the key attributes customers describe is the product’s long-term physical integrity. Because we maintain such a narrow compositional window, our lots show less unexpected solidification or color changes during seasonal temperature swings. By gathering feedback from logistics teams and downstream handlers, we keep optimizing packaging and documentation to further simplify day-to-day use, so our partners spend less time on corrective actions or rework.
Any specialty chemical with a defined reactivity still carries safety and environmental considerations. Our experience underscores the importance of dedicated handling and risk assessment at every point. Although 1-Chlorooctadecane is stable and low volatility under ambient conditions, mishandling can trigger unwanted reactions in poorly ventilated or high-temperature spaces. Our in-house safety team routinely reviews logistics, storage, and transfer protocols, keeping ahead of both corporate governance and regulatory mandates.
On the environmental front, long-chain chlorinated compounds draw attention from regulators concerned about persistence or bioaccumulation. Over the years, we have invested in analytical studies and shared findings with both customers and authorities to establish accurate risk profiles. By contrast to multi-chlorinated and mixed-chain formulations, our single-chlorine product shows much narrower risk pathways, further minimized by sourcing protocols that eliminate C10–C14 residues or mixed alkyls. Customers planning for greener chemistries rely on these facts to guide sustainable product line design.
Waste management comes up every time a formulation change or process upgrade is considered. By working closely with both large-scale and boutique producers, we advise on disposal and recycling strategies, drawing directly from our own process engineering lessons. Our waste minimization steps extend from efficient raw material utilization to recovering unreacted materials and maximizing batch turnovers, contributing to both cost savings and regulatory compliance.
Quality management systems remain a foundation. Deviations and near-misses are documented in real time, and corrective actions are developed not just internally but in collaboration with users’ technical teams. We encourage early notification in the event of a problem, so that root causes are identified before they impact downstream operations or customer commitments. This proactive loop has reduced turnaround times and fostered a culture where shared accountability solves problems rather than shifting blame.
No specialty chemical business stands still, and 1-Chlorooctadecane isn't an exception. The ongoing transition toward safer, more sustainable chemicals continues to drive improvements in synthesis, handling, and final application. We’ve allocated capital toward process intensification, digital monitoring, and emission reduction for this product family—initiatives that keep our facility ahead of the curve on disclosure and stewardship standards.
Feedback from market leaders in surfactant manufacturing, polymer modification, and lubricant technologies informs our R&D priorities for the next wave of specialty alkyl chlorides. We’re exploring process modifications that further shrink side product profiles, lower energy demand, and create new access points for value-added derivatives. Partnerships with downstream firms often spark process innovations we wouldn’t have identified solo—new applications in antimicrobial coatings, phase change materials, or niche transportation lubricants have begun to emerge from these collaborations.
Our experience as a vertically integrated producer gives us both knowledge and agility—a combination that benefits end-users in cost management, technical consistency, and after-sale support. Industry regulations will evolve, but our commitment to transparency, technical rigor, and long-term partnership remains fixed. Rather than chasing shifting compliance deadlines or market rumor, we choose to build credibility batch after batch and year after year.
1-Chlorooctadecane, as we manufacture and support it, serves more than a formulation role—it stands as a reflection of how practical chemistry and steady customer engagement can raise the industry’s bar for what specialty chemicals deliver, for both performance and responsible supply chain management.