|
HS Code |
123991 |
| Chemical Name | 11-Heneicosanone |
| Cas Number | 5957-60-2 |
| Molecular Formula | C21H42O |
| Molecular Weight | 310.56 g/mol |
| Appearance | White to off-white solid |
| Melting Point | 48-51°C |
| Boiling Point | 394.4°C at 760 mmHg |
| Density | 0.827 g/cm³ |
| Solubility In Water | Insoluble |
| Structure Type | Linear aliphatic ketone |
As an accredited 11-Heneicosanone factory, we enforce strict quality protocols—every batch undergoes rigorous testing to ensure consistent efficacy and safety standards.
| Packing | Amber glass bottle, 25 grams, tightly sealed with screw cap, labeled with chemical name, hazard symbols, and handling instructions. |
| Shipping | 11-Heneicosanone is shipped in tightly sealed containers, protected from moisture and light, and stored at room temperature. Appropriate labeling in compliance with hazardous materials regulations is ensured. Transport is handled by certified carriers, with safety data sheets (SDS) included for secure and compliant delivery. Handle with protective gloves and eye protection. |
| Storage | 11-Heneicosanone should be stored in a tightly closed container, in a cool, dry, and well-ventilated area away from sources of ignition and incompatible substances. Protect it from moisture and direct sunlight. Keep it in a dedicated chemical storage area, clearly labeled, and out of reach of unauthorized personnel. Follow all relevant safety guidelines and local regulations for chemical storage. |
Applications of 11-Heneicosanone in Industrial Manufacturing11-Heneicosanone serves as a specialty ketone intermediate, supporting the synthesis, modification, and performance control of functional polymers, specialty lubricants, high-purity surfactants, and advanced flavor and fragrance formulations. As a direct manufacturer, we deliver controlled molecular specification and batch consistency vital for demanding applications across chemical, polymer, and ingredient production plants. 1. Synthesis of Custom Surfactant Alkyl KetonesLeading surfactant manufacturers incorporate 11-Heneicosanone as a tailored chain-length building block in the synthesis of non-ionic and cationic surfactant molecules, particularly where precise C21 ketone structure influences hydrophilic-lipophilic balance (HLB) and foaming profiles. Formulators react the ketone group with ethoxylates or amines during the early alkoxylation or quaternization phase to yield specialized surfactant bases needed for textile wetting agents, emulsion polymerization aids, and selective cleaning chemicals. Industry compliance standards
Typical usage ratio
Downstream process integration
Final product types
2. High-Performance Lubricant Base Stock SynthesisFormulators in the synthetic lubricants sector use 11-Heneicosanone as a molecular-length modifier during the creation of custom alkylketone blendstocks. Its C21 ketone backbone enhances oxidative stability and pour-point characteristics in PAO (polyalphaolefin) blends and synthetic ester formulations. The ketone is typically condensed with alcohols or reduced to secondary alcohols, then blended into lubricants for high-load, high-temperature industrial machinery. Industry compliance standards
Typical usage ratio
Downstream process integration
Final product types
3. Advanced Polymer Synthesis and Chain-Length ControlIn polymer research and production, chemists utilize 11-Heneicosanone as a specialty chain controller during the synthesis of polyesters, polyamides, and certain thermoplastic elastomers. The C21 ketone functions as both a comonomer and a chain terminator, regulating molecular weight distribution and imparting desirable flexibility or hardness to the finished polymer. It enters the polymerization reactor in exact molar proportion, enabling downstream custom compounding and property tuning. Industry compliance standards
Typical usage ratio
Downstream process integration
Final product types
4. Flavor and Fragrance Intermediate ManufacturingThe specialty aroma chemical industry employs 11-Heneicosanone to synthesize long-chain musky odorants and as a key intermediate where molecular weight and carbon framework optimize olfactory intensity. During the multi-step synthesis of macrocyclic ketone perfumery bases, the raw material undergoes controlled reduction and acid cyclization. This approach allows fine-tuning of odor threshold and volatility in premium fragrance compositions. Industry compliance standards
Typical usage ratio
Downstream process integration
Final product types
|
Competitive 11-Heneicosanone prices that fit your budget—flexible terms and customized quotes for every order.
For samples, pricing, or more information, please call us at +8615371019725 or mail to admin@sinochem-nanjing.com.
We will respond to you as soon as possible.
Tel: +8615371019725
Email: admin@sinochem-nanjing.com
Flexible payment, competitive price, premium service - Inquire now!
Our team has worked with a broad range of long-chain ketones over decades, but 11-Heneicosanone stands out for both its versatility and its reliability in critical chemical processes. As manufacturers who have gone through the trials of scale-up, purification, and real-market application, we recognize the challenges that can come with intermediates that aren’t consistent. Our process for 11-Heneicosanone has been dialed in to reduce batch variability. This compound does not just fill a catalog slot; it addresses real needs where other ketones simply create more problems than they solve.
11-Heneicosanone stands out due to its balanced carbon chain structure and favorable reactivity profile, which we have exploited across multiple customer applications. With a molecular formula of C21H42O and a long, unbranched chain, this ketone has proven value as an intermediate in the synthesis of specialty surfactants, high-performance lubricants, and tailored polymer additives. Tech teams who have used shorter or branched ketones to modify reactivity profiles quickly appreciate the consistent behavior of 11-Heneicosanone, especially when purity can make or break downstream steps.
11-Heneicosanone leaves nothing to chance — the product quality comes from years of patient refinement in both upstream and downstream synthesis. By focusing on unbranched, high-carbon ketones, we maximize efficiency for applications where predictability in reactivity and physical properties matter most. Each batch meets rigorously verified assay and impurity parameters, and we've found that tight control of starting materials translates into minimal unwanted byproducts.
In our regular batch testing, melting points hold consistent in the expected range and GC-MS profiles prove that minor impurities never build up in the supply chain. Our purification protocols use a combination of vacuum distillation and crystallization, rather than relying on a single process step — an approach that has proven necessary for this molecular weight range. Technicians in the lab and operators on the production floor have focused on eliminating batch-to-batch variation because customers rely on this chemical as a reference standard or performance additive.
Color, clarity, and odor stability are not just laboratory numbers — we deal directly with customers running pilot and commercial reactors, who know by eye and by instrument when the feedstock fails to match requirements. Here, 11-Heneicosanone performs well under real-world scrutiny, and we have maintained customer loyalty by refusing shortcuts that might compromise product integrity.
Several decades of collaboration with R&D, purchasing, and production teams have shown us where 11-Heneicosanone excels. The C21 backbone offers a strong hydrophobic segment, which makes it valuable in formulating surfactants that demand controlled self-assembly, especially for niche emulsifier systems or in specialty detergents that serve the electronics, agriculture, and personal care markets. Our partners have reported that switching from shorter-chain ketones to 11-Heneicosanone can shift micelle behavior, which they use to manipulate viscosity and suspension in high-performance cleaning formulations.
In the synthetic lubricant world, the product acts as a reliable intermediate when building complex ester or polyol ester lubricants. The extra carbon atoms bring enhanced thermal stability and oxidative resistance compared to lesser ketones. Machinery operators and formulators see lower wear and slower degradation, real benefits that turn up in maintenance cost reductions and longer equipment lifetimes.
Polymer chemists value 11-Heneicosanone for its role in specialty plastics modification. When chained or cross-linked into polymer backbones, this ketone imparts both flexibility and chemical resistance, welcoming controlled changes in melt flow indices and finished product tactility. The product’s persistent chain length delivers a sweet spot between processability and ruggedness, noticeable in advanced polyolefin or elastomer applications.
Manufacturing brings us face-to-face with nuances often missed by traders or bulk resellers. While a basic spec sheet can make several high-carbon ketones appear interchangeable, we have repeatedly confirmed differences in both processability and downstream stability. For instance, shorter linear ketones like 1-hexadecanone or 1-octadecanone dissolve easily but may not provide the long-range hydrophobic structure for particular surfactant architectures. On the other hand, very high-molecular-weight ketones tend toward sluggish reactivity and problematic melting behavior; they also risk higher impurity levels due to distillation or crystallization limits. 11-Heneicosanone finds the right middle ground: a chain long enough to influence supramolecular assembly, but reactive and manageable during both manufacturing and transport.
Our customers often mention difficulties they’ve encountered sourcing from distributors who cannot guarantee consistency or provenance. As manufacturers, we control each step of the production chain, starting from primary raw material synthesis, through all purification and final packaging. We do not depend on subcontractors or market brokers. This approach gives customers traceability and quicker response on any performance inquiry. Reliability matters most when operations scale, and we see the respect that comes from consistent product shipments, especially when used for high-value downstream synthesis.
Direct feedback remains a cornerstone. Chemists and engineers looking for a specific melting point profile or targeted volatility receive more than just a datasheet; they gain access to our accumulated experience troubleshooting process bottlenecks and optimizing dosing regimes. We share insights on solvent compatibility, reaction time adjustments, and temperature controls, all rooted in what our own teams have tested across different reactors and blending lines.
Long-chain ketones bring a special set of handling and storage concerns. At the wrong temperature, material can crystallize or separate, threatening downstream flow and metering equipment. As manufacturers, we adapt our shipping methods based on customer location and seasonal temperature swings, using insulated drums, or carefully monitoring storage tank heating as needed. This avoids downtime and waste at the end-user site. We provide clear, practical guidelines for storage that have been proven in our own warehouse logistics, not adapted from generic protocols.
Purity is another make-or-break point, especially in applications sensitive to trace residues. We never rely on a single analytical test. Regular GC-MS, FTIR, and Karl Fischer titration all form part of our QC checks, with test frequency adjusted based on prior run data. Our technical staff maintain retention samples from past lots to troubleshoot any unexpected performance issues. For applications driving new regulatory limits — such as those in food contact or advanced electronics — we can generate full impurity profiles to support documentation needs.
Some users have voiced concerns that other suppliers deliver product that works in the lab but responds unpredictably at scale. We have built our technical services team in response to witnessed feedback, including providing site-specific support for scaling from kilo lab to multi-ton production. These conversations shape batch improvements and inspire adjustments in both process control and packaging. Rapid response to field issues matters more than polished brochures; our clients know one call or message reaches people with both plant and field experience.
The chemical industry does not stand still. As downstream clients seek to expand into novel products — whether targeting green surfactants, bio-based lubricants, or functionalized polymers — process reliability and product consistency grow in importance. We do not just ship product and move on. Our technical support group maintains ongoing collaborations with academic and industrial R&D partners, sharing process yields, performance benchmarks, and failure analyses where appropriate. This approach fosters improvements that roll back into process and QC refinements, maintaining an edge in both product quality and application depth.
In recent formulations for biocompatible surfactants, researchers have made clear the difference a few carbon atoms or side-branching can make for toxicity or biodegradation. 11-Heneicosanone’s unbranched structure and proven analytical pedigree appeal to those moving beyond legacy surfactant systems. Our experience running pilot lines and scaling up for new additive packages has reinforced just how vital predictable reactivity and purity are for both process economy and regulatory acceptance.
We also hear often from large-scale formulators who must respond quickly to changes in raw material sourcing, regulatory shifts, or changes in application need. By keeping a carefully managed inventory and controlling all production steps, we have been able to back up just-in-time demands with consistent, on-spec shipments, keeping critical production lines running without interruption.
Markets and end uses for high-purity ketones continue to shift, with growing demand for traceability, sustainability metrics, and performance documentation. As a direct producer, we face these challenges head-on. Our auditing and traceability practices allow full backward tracking, so questions about source material and lot-specific QC can be answered within hours. Customers in sectors such as advanced coatings or electronics manufacturing have found they cannot afford “gray area” batches, especially where certification or global standards apply.
The chemical industry’s history includes too many cases where distributors passed along ambiguous or uncertified material, creating headaches for formulators and equipment operators. We have set up our manufacturing and documentation practices to avoid these pitfalls. Customers expect and receive lot-level CoAs, storage history data, and rapid answers to technical queries — not bureaucratic runarounds. No one has patience for finger-pointing among middlemen when a real-world process is at stake. Our “own it from the start” approach builds relationships that last through years of repeat orders and product launches.
New regulations and ESG demands will only amplify these pressures. By investing early in process improvements, waste minimization, and energy efficiency, we keep a step ahead of compliance deadlines and reporting obligations. Experienced technical staff regularly update both production and documentation protocols, which means that partners who must answer detailed supplier audits have quick access to all relevant data.
As process chemists and plant operators, we see problems and opportunities before they reach the desk of a remote manager. Years in continuous operation with 11-Heneicosanone have granted us a practical sense for what works — and what can go wrong — in both synthesis and supply. We do not rely solely on spreadsheets or outside consultants. Instead, we gather production feedback after every major run, question every deviation, and zero in on causes with direct root-cause investigation. Our staff are not transient; long-tenured line supervisors and senior chemists ensure that institutional knowledge accumulates and is applied with every product iteration.
This persistent focus yields a product that behaves the same way year in, year out. Improvement requests do not vanish into suggestion boxes; they inform upgrades to reactor controls, analytical checks, and even shipping methods. Fielded reports from customer reactors, blending kettles, and warehouse floors drive improvements, not just compliance tweaks. The goal has always been to make 11-Heneicosanone not only available, but reliably fit-for-purpose at every scale.
Our direct stake in the production and reliable delivery of 11-Heneicosanone shapes every aspect of our business. We value open feedback and aim to serve not just as a supplier, but as a trusted collaborator in innovation and daily operations. Each kilogram we ship carries the proof of tightly managed raw inputs, refined process controls, and the pride of a manufacturing culture shaped by real-world needs.
For us, product excellence is not a claim; it’s the result of thousands of production hours, hundreds of technical conversations, and the persistent drive to adapt to new customer challenges. From lab bench to full plant scale, 11-Heneicosanone remains the go-to solution for customers serious about chemistry, application reliability, and peace of mind in their production pipelines.