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HS Code |
813972 |
| Chemical Name | N-Butyl N-Butyrate |
| Cas Number | 109-21-7 |
| Molecular Formula | C8H16O2 |
| Molar Mass | 144.21 g/mol |
| Appearance | Colorless liquid |
| Odor | Fruity, pleasant odor |
| Boiling Point | 166°C |
| Melting Point | -84°C |
| Density | 0.87 g/cm3 at 20°C |
| Refractive Index | 1.416 at 20°C |
| Flash Point | 54°C (closed cup) |
| Solubility In Water | Insoluble |
| Vapor Pressure | 2 mmHg at 20°C |
| Autoignition Temperature | 430°C |
| Logp | 2.9 |
As an accredited N-Butyl N-Butyrate factory, we enforce strict quality protocols—every batch undergoes rigorous testing to ensure consistent efficacy and safety standards.
| Packing | 500 mL clear glass bottle with screw cap, labeled “N-Butyl N-Butyrate,” hazard symbols, batch number, and supplier details. |
| Shipping | N-Butyl N-Butyrate should be shipped in tightly sealed containers, stored in a cool, dry, well-ventilated area away from sources of ignition and incompatible materials. It is classified as a flammable liquid and may require labeling and handling according to international regulations, such as UN 1993, with proper safety precautions observed during transport. |
| Storage | N-Butyl N-Butyrate should be stored in a tightly sealed container, kept in a cool, dry, and well-ventilated area away from sources of ignition, heat, and direct sunlight. Ensure storage away from incompatible materials such as strong acids, bases, and oxidizers. Use proper chemical storage cabinets and ensure containers are clearly labeled to prevent accidental misuse or exposure. |
Applications of N-Butyl N-Butyrate in Industrial ManufacturingN-Butyl N-Butyrate supports several specialized value chains in the chemical industry. As a manufacturer, we supply this raw material to diverse sectors, each governed by unique processing protocols and regulatory standards. 1. Solvent for Nitrocellulose-Based Ink and Coating ManufacturingMajor ink and coating producers select N-Butyl N-Butyrate for its low volatility and rapid solvent release profile in nitrocellulose applications. Formulators rely on its strong solvency for nitrocellulose, ensuring high film formation quality and smooth surface finish. Strict VOC requirements in the coatings industry direct precise solvent blending, with processing lines engineered to optimize drying and minimize residual odor in finished films. Industry compliance standards
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2. Food Flavoring and Fragrance IngredientThis ester serves as a flavor and aroma component in processed food and beverage industries. Its fruity character enhances product profiles such as confectionery, alcoholic beverages, and bakery goods. Blending occurs under FSSC 22000 or equivalent food safety systems, using strictly controlled quantities and high-purity grades to ensure regulatory and sensory requirements in finished products. Industry compliance standards
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3. Solvent in Pharmaceutical Coating FormulationsPharmaceutical manufacturers apply N-Butyl N-Butyrate as a functional solvent for enteric and sustained-release coatings. Its controlled evaporation rate and compatibility with cellulose-based polymers ensure uniform film build without excessive plasticizer migration. All handling conforms to stringent cGMP requirements and pharmacopeia purity specifications for excipient use. Industry compliance standards
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4. Intermediate in Ester-Based Plasticizer SynthesisChemical processers use N-Butyl N-Butyrate as a raw intermediate for the synthesis of specialized plasticizers. Reactors employ this ester in transesterification or further condensation reactions to yield higher-molecular-weight additives for flexible PVC and engineering plastics. The process demands closed-system operation and careful feedstock traceability under chemical supply chain regulations. Industry compliance standards
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5. Solvent for Adhesive and Sealant ManufacturingN-Butyl N-Butyrate features as a co-solvent in adhesive and sealant compounding, especially with chlorinated rubber and acrylic resin technologies. Its moderate polarity enables efficient dissolution of resins without excessive flammability risk, aiding in controlled open time and tack characteristics. Batch records follow sector-specific QA controls aligned with industrial user requirements for mechanical strength and volatility performance in finished applications. Industry compliance standards
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Competitive N-Butyl N-Butyrate prices that fit your budget—flexible terms and customized quotes for every order.
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Walking the lines in our production hall, you pick up on details, trace where raw butanol and butyric acid flow, and see N-Butyl N-Butyrate coming to life thanks to trained hands, modern reactors, and a focus that's grown from decades actually doing the work. As manufacturers, our take on this clear, fruity-scented ester comes from the way we understand what users face—tight process needs, regulator scrutiny, batch traceability, and a strong push for consistency from drum to drum, year after year.
We take pride in the details: core purity specs, moisture, color, odor—all measured, all critical. For our main grade, we keep purity above 99%, water content below 0.1%, acid value kept low, and the appearance stays colorless. Those specs come from field experience with paints, flavors, fragrances, and specialty coatings. Anyone who's lifted lids on barrels in a warehouse or monitored automated filling knows that every off-note or sign of contamination eats into productivity at the next stage. It’s not theoretical for us—at our plant, every batch runs through tight controls and we hold to written records so any line trouble can be tracked back to source, real fast.
Compared to propyl or ethyl esters, you get a different solvent balance: N-Butyl N-Butyrate gives higher hydrophobicity, slower evaporation, and a richer fruit profile that formulators rely on in products where both scent and solvency matter. End-users in factories doing nitrocellulose lacquers, specialty inks, and fruit essences for food applications count on that familiar banana note and the resin compatibility unique to this chain length. Experience has taught us those subtleties get lost with commodity substitutes, so we’ve refused to trade down specs just to shave costs.
Our batch logs aren’t just for show. Each reactor run gets full analysis: gas chromatography for purity, Karl Fischer titration for water, and UV for color. Sampled every batch, every shift. In real terms, this focus on the minutiae means less downtime for customers who need clear, repeatable results—coatings that dry as intended, flavors that pass sensory panels, and prints that resist smudging. Our quality has built trust with customers who run 24-hour plants and can’t afford off-spec blends.
Some buyers ask about differences versus bulk-traded N-Butyl N-Butyrate “of unknown origin.” There’s an easy answer: ours comes from a closed system, monitored for contamination, filled under nitrogen to prevent moisture pickup, and sealed in high-density polyethylene or coated steel drums. Even our shipping team is trained to spot off-odors before product leaves the warehouse—people who load containers have handled this product for years, not just once in training.
In paints and industrial coatings, N-Butyl N-Butyrate brings an even flow and slow evaporation, giving users time to work coatings into tricky corners. In our own feedback from customers, that working time shaves labor costs and cuts rework. For ink makers, the low viscosity and solvency profile make it a go-to where clarity and color carry-through are non-negotiable. Our supplies head into facilities that print millions of food packages—there, the balance of evaporation and gloss is daily reality, not just line-sheet copy. Printer operators notice batch changes, so we make sure there aren’t any.
Food and fragrance formulators look for the fresh, long-lasting fruit note you can only coax out of genuine N-Butyl N-Butyrate. Over the years, customers told us that switching to lesser substitutes means product recoloring, changes in foam profiles, or instability over shelf life. Our feedback loop runs directly from these technical teams back into our process engineering group—it’s how we lock down the flavor and aroma profile every batch, and why our esters remain the benchmark for niche and bulk manufacturers from North America to Asia.
In our plant, we live with these materials every shift, so we take safety as seriously as quality. Anyone can read a safety data sheet in an office; it’s different on the floor, where operators wear gloves that are checked for pinholes and use ventilation systems tested as part of our ISO-grade audits. We work to keep exposure low, for both our team and the delivery drivers picking up full loads. Aromatics can be overpowering; we install in-line monitoring and rotate staff during fills for exposure control, a detail rarely mentioned outside production circles.
We’ve updated our reactors and loading bays to cut fugitive emissions, switched to lower-energy distillation wherever practical, and recycle process water to lower total discharge. Many esters are made at plants that haven’t changed tech in decades. We run regular process reviews, not because customers ask but because it’s better for people involved, and it keeps long-term costs stable. A product like N-Butyl N-Butyrate ends up in so many downstream consumer items that what happens in our stack and drains is never just our business. We track emerging regulations and adapt before changes hit the market, drawing on our history of process audits and customer certifications.
No production run in our plant is left to luck. Operators know the heat curve and distillation profile better than any outside trainer. On-site chemists talk with downstream technical teams about what tweaks to the process will actually matter—not just what sounds impressive in presentations. We’ve run upgrades timed with the rise of low-VOC paints and reworked purification as technical demands got tighter from flavor and fragrance giants.
A decade ago, viscosity shifts and color changes between drums still challenged us. Line managers and QC staff pushed together: we rebuilt sampling routines, swapped out old piping, and invested in better storage tanks. Results didn’t come overnight, but every missed shipment and customer complaint taught us more than any conference ever could. Now, technical support teams get daily updates on process yields and detect equipment drift before it snowballs into a quality problem.
The records on our N-Butyl N-Butyrate stretch back through old logbooks—handwritten, with ink smudged by decades of operators. New team members learn where old pumps ran rough and why certain tanks get cleaned on tighter schedules. This isn’t just plant lore; it stops contamination, preserves shelf life, and keeps the product on-spec even as raw materials from the market fluctuate. Our reliability drew in customers who suffered after bad experiences with halfway blends or mass-traded material shipped through a daisy chain of resellers.
Day-to-day life in a working chemical factory shapes our thinking. Each batch involves raw butanol and butyric acid that must be stored safely, mixed in measured ratios, and reacted with the precision you can only build out of experience—not just theory. Temperature and pressure swings, unexpected shifts in raw feed quality, unplanned power gaps—it all happens. Our senior operators could walk anyone through how we adjusted pressure in winter vs. summer to hold esters at high purity. These process insights ripple out in the final product: drums that arrive without haze, cloud, or surprise odors, opening up possibilities for customers who expect trouble-free formulations.
The pressure to chase raw material costs or cut corners hits every manufacturer. Our value doesn’t come from being cheapest—for N-Butyl N-Butyrate, it’s steadiness that lets customers plan. Plant engineers at large paint firms and flavor houses tell us they stick with our batches because nothing derails a production run faster than having to adjust for a subpar solvent or off-odor ester. We maintain bridge labs near customer sites to help troubleshoot as soon as a need arises, and we send our own staff—not agents—so information flows both ways.
Volume flexibility lets us serve both seasonal surges and long-term contracts. Some bulk users want regular tank truck deliveries, while smaller specialty firms rely on drum-by-drum lots. In both cases, the lot-trace system means a delivery never turns into a sourcing mystery; paperwork matches samples and archives go back years if any question arises.
We built our N-Butyl N-Butyrate operation around dialogue with the people actually using it. Feedback from a print factory—smudges during fast drying—led us to retune distillation to keep low-boiling impurities further down. A flavor company inquired why batches from other sources lost their impact in storage, so we tested their finished product side by side, then shared findings and pulled distribution samples from our own plant tanks for cross-checking. Whether chasing after a scent note or a technical spec, this back-and-forth never stops.
Sometimes, problems start with upstream materials. Over the years, we’ve added tighter screening to our raw butanol supply, finding subtle quality swings no supplier ever flagged. Collaborating with our vendors keeps our QC robust. Regular in-house seminars, hands-on troubleshooting visits, and old-fashioned phone calls ensure fresh knowledge gets logged alongside the veterans’ expertise for the next shift.
Competing products—from resellers or overseas traders—might tick similar checkboxes on a paper spec, but lack the technical support, traceability, and batch control that comes from owning the process end-to-end. We invite partners to audit our lines. Our QC team walks through every tank farm and control room, fielding tough questions because the people running those lines have fixed every kind of issue and know what’s behind each result. Batch release isn’t a formality; it’s a hands-on endorsement by someone whose signature matches their face.
We see brands come and go in the lower end of the market, often after a run of quality complaints or regulatory flags trigger a recall. Those experiences, from others' mistakes, affirmed our own learning: investing in top-notch staff and process gear saves more trouble than any accounting tactic can ever buy back. Brand stability and real accountability become tangible in each lot, every time.
The last years, especially as logistics surged and global supply chains grew bumpy, we’ve seen how plants with little inventory or loose controls scramble. Our systematic stocks, local drum storage, and direct-inventory tracking let long-term customers pull on consistent lots even during short supply. Local tech service teams ready to assist means end-users cut downtime, even under pressure.
We’ve developed alternative purification methods to deal with raw material shortages and have invested in secondary routes to take off-pressure during peak demand. Efficient process scheduling is part of everyday talk in our operations group—as new uses emerge, or as today's coatings and flavor requirements shift, our process adapts to what our customers need right now, not last decade.
No two years in chemical manufacturing look the same. Our team knows that adapting means monitoring not just for current customer requirements, but also for what regulations or global shifts might bring. We share our insights about trends with partners, helping them make safer product picks before a change in the law forces anyone into a corner. Field teams supply ongoing feedback on how each ester performs “in the real world.”
We maintain close relationships with third-party labs and certifiers, subjecting our N-Butyl N-Butyrate to external review. Achieving and keeping respected quality labels may involve paperwork, but also speaks to our on-the-floor process discipline and ongoing staff training.
Many of our long-term customers don’t need a catalog—they call about an emerging problem or new application, and our R&D staff draw from both lab studies and on-the-line manufacturing knowledge to collaborate on solutions. Whether adjusting evaporation curve for a custom lacquer or helping a fragrance house sharpen a flavor note, this help runs deep. Real-time support and batch reserves, plus the ability to fine-tune production parameters for key users, shapes the way we approach not just problems, but opportunities.
On a regular day, it’s the accumulated know-how of tank cleaners, process engineers, logistics marshals, and QC veterans working together that makes our product reliable. This collective experience—and determination to keep improving—translates into a product that doesn’t just fill a specification sheet, but actually works in the tools and processes our customers depend on.
Deciding on a N-Butyl N-Butyrate supplier means looking past the cheapest option and finding steady hands shaping what goes into each drum. We want to keep earning the trust of technical experts and operators who challenge us to do better, shift after shift, year after year. Product quality isn’t theory—it’s the sum of all the details, choices, and people that stand behind every ton shipped.