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HS Code |
946448 |
| Chemical Name | Hexanedial |
| Other Names | Adipic dialdehyde |
| Molecular Formula | C6H10O2 |
| Molar Mass | 114.14 g/mol |
| CAS Number | 627-93-0 |
| Appearance | Colorless to pale yellow liquid or solid |
| Boiling Point | 184 °C |
| Melting Point | 9-12 °C |
| Density | 1.004 g/cm³ at 25 °C |
| Solubility in Water | Moderately soluble |
| Odor | Pungent |
| Flash Point | 81 °C |
| Refractive Index | 1.447 at 20 °C |
As an accredited Hexanedial factory, we enforce strict quality protocols—every batch undergoes rigorous testing to ensure consistent efficacy and safety standards.
| Packing | Hexanedial is packaged in a 500 mL amber glass bottle with a secure screw cap and a hazard-labeled exterior. |
| Shipping | Hexanedial is shipped in tightly sealed containers, typically made of glass or high-density polyethylene, to prevent leakage and contamination. It should be transported in compliance with local regulations, labeled correctly as a chemical substance, and kept away from sources of ignition, heat, and incompatible materials. Store in a cool, well-ventilated area. |
| Storage | Hexanedial should be stored in a cool, dry, well-ventilated area away from sources of ignition and heat. Keep the container tightly closed and protected from moisture and direct sunlight. Store separately from oxidizing agents, acids, and bases. Use proper chemical safety containers made from compatible materials. Clearly label storage containers and ensure access is restricted to trained personnel. |
Applications of Hexanedial in Industrial ManufacturingHexanedial serves as a critical chemical raw material in several specialized industrial sectors. As a direct manufacturer, we support downstream partners by delivering material that consistently meets process-specific requirements. Below are core application scenarios where this compound is incorporated into advanced manufacturing. 1. Polyester Polyol Manufacturing for Polyurethane SystemsHexanedial functions as a chain extender in the synthesis of specialty polyester polyols, specifically designed for high-performance polyurethane elastomers, foams, and coatings. The molecule’s aliphatic diol structure supports clear, flexible, and hydrolysis-resistant polyurethanes required in demanding automotive, footwear, adhesive, and construction applications. Formulators can tune mechanical properties and resilience through the accurate dosing of this diol during esterification and polycondensation, followed by subsequent reactions with diisocyanates. Consistency in feedstock quality and moisture content directly impacts the molecular weight distribution of the final polyol batch, which in turn determines the final performance and application suitability of rigid and flexible PU materials. Industry compliance standards
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2. Chemical Intermediate in 1,6-Hexanediol ProductionThe compound serves as a precursor for 1,6-hexanediol via catalytic hydrogenation. This transformation offers downstream producers a controlled route for generating diol intermediates integral to polyester resins, polyurethanes, and UV-curable monomers. Process optimization focuses on minimizing by-products, managing catalyst selectivity, and ensuring high conversion rates. Strict handling, storage, and process conditions are required to prevent oxidation and maintain feedstock grade throughout the hydrogenation workflow. Industry compliance standards
Typical usage ratio
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3. Crosslinking Agent in Epoxy Resin FormulationsThis dialdehyde structure is valued as a flexible crosslinker in waterborne and solvent-based epoxy systems used in electronics encapsulation, civil infrastructure coatings, and industrial adhesives. The reactive aldehyde end groups facilitate controlled network formation, contributing to improved flexibility, adhesion, and chemical resistance in cured films. Manufacturers implement validated mixing and curing protocols to maximize resin shelf life and to achieve highly reproducible end product performance. Purity and residual aldehyde content are regularly tracked using titration and spectrophotometric methods as part of in-process QC. Industry compliance standards
Typical usage ratio
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4. Reactive Building Block in Fragrance Ingredient SynthesisThis compound acts as a carbonyl source for the selective synthesis of aliphatic and macrocyclic musk intermediates by downstream perfumery ingredient manufacturers. Its bifunctional structure enables the formation of diols, hydroxyaldehydes, and cyclic ketones under customized catalytic, condensation, or reduction conditions. Process chemists closely control molar ratios and temperature profiles to maximize desired fragrance precursor yields while maintaining batch-to-batch olfactory consistency. These reactions are often subject to intensive purity, impurity, and residual aldehyde analysis by GC-MS or HPLC. Industry compliance standards
Typical usage ratio
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5. Monomer for Aliphatic Polyamide (Nylon) SynthesisHexanedial is used selectively by advanced polymer manufacturers as a monomer in the synthesis of specialty aliphatic polyamides via condensation with diamines. Its linear structure introduces flexibility and tunable crystallinity to the polymer backbone, making it valuable in high-temperature engineering plastics and molded components. Moisture and impurity control during polymerization are critical, as trace contamination affects molecular weight and melt flow characteristics. Downstream forming processes such as extrusion, injection molding, and spinning require material with specific end-group and viscosity parameters, demanding strict production traceability and process validation. Industry compliance standards
Typical usage ratio
Downstream process integration
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Competitive Hexanedial prices that fit your budget—flexible terms and customized quotes for every order.
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Producing Hexanedial isn't just about ticking boxes for chemical composition. In our shops, every reactor batch tells a story measured in both numbers and the practical results our customers see on their lines. We don’t view Hexanedial as just a chemical, but as a building block for everyday products, performance polymers, and specialty formulations. Each lot reflects careful control of purity, consistent molecular ratio, and an unbroken chain from raw feedstock to final drum. Let’s open the doors a little further and talk about what it’s like to be on the floor, refining Hexanedial for today’s industries.
Not all Hexanedials in the market equal each other. Sourcing matters. Our model leans on feedstocks with reliable provenance, feeding continuous process technology for steady-state reactivity. That does more than ease our nerves for compliance audits—it means the negligible presence of unwanted byproducts, so customers don’t get surprises halfway through their formulation steps. Typical Hexanedial products available elsewhere may arrive with variable impurity profiles, but we chase repeatable control every day. Subtle differences in production conditions, such as distillation cut selections or drying practices, lead to real-world impacts for people pushing for colorless, odor-neutral intermediates.
We aim for Hexanedial that meets the core industry benchmarks but don’t stop at one size fits all. Years of tuning have helped us narrow particle sizes, control water content, and hit GC area purities that consistently run at 99% or above on finished goods. For the end-user, this focus cuts time out of purification routines or troubleshooting yellowing issues in applications like cosmetic bases or flexible plastics. Technical feedback cycles with key customers shape how we refine both batch size and long-term storage guidance, so when our Hexanedial leaves the plant, users get real predictability.
People use Hexanedial in surprising places: high-performance coatings, specialty adhesives, and skincare. The two common isomers—1,6-hexanediol and 1,4-hexanedial—serve overlapping, but distinct, purposes. Our main line features 1,6-hexanediol, prized for adding flexibility and durability to polyurethanes and polyester resins. The straightforward C6 di-alcohol structure brings a clean, robust di-functional group to polymer backbones, driving molecular integrity rather than compromising it.
One of the best lessons we’ve learned from the field involves paint and coatings producers who demand low haze and clear, glossy scratch resistance. They can’t afford faults from intermediate chemicals. Our consistent Hexanedial specification, confirmed every lot by HPLC, helps paint lines skip the guesswork. Across the cosmetics industry, Hexanedial plays a role as a moisture binder or gentle preservative booster—especially important for “clean” labels. Every year, we re-examine our impurity and water content analytics to support staying on lists for leading beauty brand suppliers.
Outside the lab, real Hexanedial performance isn’t only about the Spec Sheet. A custom polyurethane customer recently needed viscosity tuning for a non-yellowing foam filler. Traditional batches from other sources risk clouding or shrinkage during curing unless water and color parameters sit within a tight window. Refined process investments in our plant let us promise colorless and neutral-smelling Hexanedial, which means process engineers down the line lose fewer hours adjusting their mixing and doping steps. Such incremental improvements show up as real value for both specialty and high-volume buyers.
Lab teams in our factory examine every Hexanedial batch for purity. Most days, GC-MS shows a printout yielding 99%+ purity with trace moisture figures under 0.1%. But it’s never just the top line. Secondary components such as aldehyde byproducts, formaldehyde, and peroxides can creep in from mishandled feedstock or inadequate dry-down, leading to both occupational hazards and finished goods complications. We audit and update process controls to head off these issues before product moves beyond our dock. As a result, our Hexanedial boasts batch-to-batch stability for critical polymer tone and mechanical profiles.
We don’t just keep one model on offer. Some clients, especially in high-spec coatings and advanced adhesives, come to us for specialized cuts or request an even tighter moisture spec. We’ve built a filtration and drying sequence that allows us to produce both industry-standard and custom low-water Hexanedial across the calendar. Dialing in that control over water and peroxides means high performers in the plastics sector get longer shelf stability and more robust in-field results, essential in anything from automotive interiors to industrial-grade sealants.
Model codes and internal tracking never reach the public, but every drum comes with full traceability and chain of custody. Our QC team archives all data for at least five years, following ISO procedures, in case any downstream user ever wants to audit or re-examine a batch that impacted product launch schedules. We learned early not to treat Hexanedial as a plug-and-play mass commodity, and our internal data reflects a memory for every small tweak that yielded even a subtle improvement for customers under pressure.
Not all Hexanedial leaves the same impression on formulators. Over the years, we’ve tested competitor samples and learned first-hand that minor process shortcuts or varied drying methods changed performance in real products. We know of cases where others’ Hexanedial, carrying elevated byproduct or water burdens, led to clouding in adhesives or skin irritation in personal care blends. Our direct approach—tight control of raw input quality, reaction heat cycling, and real-time impurity removal—carries forward into every tank.
A major difference is the level of transparency our teams maintain throughout every production run. We do not ship Hexanedial without in-house documentation, nor leave batch release to onsite discretion. Unlike generic mass output, our focus on chemical fingerprinting keeps product within a narrow band of color and purity. We often find that newcomers to our Hexanedial notice better clarity in resins or more consistent gel points for personal care gels—results that turn into fewer complaints or recalls for everyone.
Our Hexanedial avoids batch “memory” problems, where previous runs carry residuals over into future output. We use a closed system, regular equipment swab testing, and an automated feedback loop to limit any chance of cross-contamination. Direct customer feedback, not just internal audit, shapes what gets improved batch by batch. That culture, grown out of on-the-floor troubleshooting, marks a key difference between us and resellers disconnected from actual process data.
We do not hand off outbound Hexanedial shipments until every metric passes both our internal and external checks. Storage tanks receive regular blanket gas purging to prevent moisture ingress or oxidation, which could mean instability in users’ compounded products months later. Logistics teams use only approved drum liners and monitor transport conditions for temperature cycling, avoiding the common pitfall of shipment-induced condensation—especially important for clients with low-water spec demands.
Whole supply chain monitoring works to head off surprises for end-users. We see fewer product returns and far less field-reported downtime from impurities or lot variability. The ability to match actual product use to a specific day’s QC results—available on demand—proves critical for clients operating within tight regulatory or operational windows. The trust grows from seeing laboratory evidence that the Hexanedial you buy today acts like that from six months ago, or longer.
For those needing smaller volumes, we offer precision repackaging straight off our main line, with strong lot integrity from large bulk to smaller containerized needs. Each order ships with the same confidence in purity and handling; no value is lost through transfer or last-minute blending.
Source accountability stays on our radar every season. Demand grows not just for “green” labels, but for actual traceability from biomass, petrochemical, or hybrid feedstocks. Years ago, our Hexanedial depended entirely on traditional petro sources, but sustainability audits and customer inquiries pushed us to trial renewable inputs. Today, we have trials underway using bio-derived base materials, aiming for a balance between lifecycle impact and real chemical consistency. Early partners include select coatings customers and personal care brands that test performance before making claims on the final package.
Cleaner synthesis matters not just for the environment but for users struggling with evolving product standards. Regulatory chronologies grow thicker every year, with guidelines limiting residuals and introducing toxicity screen rules across EU, US, and Asia-Pacific. We commit resources not only to meet these shifting requirements, but to anticipate where regulatory winds blow next. Our R&D group maps upcoming regulatory changes and adapts both analytical and production steps, minimizing the need for expensive re-validation or recalls for our buyers.
Waste management practice plays a central role in our operation. We treat all process water and apply active carbon scrubbing to reactor vent gases, reducing the chance of VOC slip into the environment. Spent catalyst materials go through in-house recovery before disposal. Not only does this cut emissions and effluents, but it also maintains a safer workplace for our technicians—a lesson learned from years of spill response and process change audits.
A final point never gets old: there’s no substitute for touching every step in the Hexanedial journey. As direct manufacturers, we see every valve, monitor every control panel, and inspect every storage tank ourselves. This close experience means our technical feedback to users isn’t scripted from a generic database or filtered by layers of trading partners. If a customer struggles with unexpected haze in a polycarbonate blend or off-odor in a facial moisturizer, our plant runs bench-top simulations replicating real use, test variables, and suggest tweaks informed by our own real-world adjustments. We stand in the unique position of defending not just a brand but decisions made at every control point.
Calibration labs stay in regular contact with process engineering, so feedback cycles happen fast. An order that demands abnormally low water, for a medical adhesive for instance, triggers a real review in operations—down to extra tank drying and extended vacuum stripping. The result: reliability for customers who cannot afford downtime or recall risk. Our on-site teams answer formulation challenges directly, backed by actual chemical trend data, not distant desk reports.
Downstream users, especially in electronics encapsulation and advanced composites, rely every season on that level of engagement. When performance fails outside spec, they want not only an apology but a genuine fix. We can walk the pipeline backward and forward, tracking deviations and presenting data for rapid root-cause analysis and correction. We know that this transparency and accountability at the source, rather than trading intermediary claims, defines long-term confidence in Hexanedial supply.
End-use requirements evolve every quarter, whether for medical adhesives, lightweight automotive parts, or next-level anti-aging creams. Regulatory scrutiny and consumer expectations mean consistency and traceability reshape what people will accept in feedstock chemicals. Global events, price fluctuations for raw materials, and supply chain disruptions all push for resilience in our production setup. We react with investments in process automation, expanded analytics, and regular training—both technical and operational—for plant and warehouse staff.
Colleagues who have spent decades in chemical controls know it takes more than a spec sheet to satisfy customers today. Our experience shows that listening to user feedback, investing in new production lines, and staying ready to tighten specs for custom lots pays off not just for customers, but for our own teams’ pride and reliability. Making Hexanedial at this level asks for direct ownership—from composition measurement every ten minutes to drum loading at day’s end.
Every Hexanedial shipment reflects thousands of hours maintaining plant standards, chemistry know-how, and a “no-fault” approach to process oversight. We insist that buyers see us as partners, not just sources, and our shop-floor experience informs every technical answer and every drum that leaves our factory. Whether tackling new regulatory questions or fielding last-minute rush orders, we carry forward a practical assurance: our Hexanedial will meet—and keep meeting—the evolving needs of the world’s best products and the people who make them.