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HS Code |
886774 |
| Chemicalname | 3-Methyl-2-Pentanone |
| Casnumber | 565-69-5 |
| Molecularformula | C6H12O |
| Molarmass | 100.16 g/mol |
| Appearance | Colorless liquid |
| Boilingpoint | 120-122 °C |
| Meltingpoint | -80.5 °C |
| Density | 0.801 g/cm3 |
| Refractiveindex | 1.404 |
| Flashpoint | 23 °C (closed cup) |
| Solubilityinwater | Slightly soluble |
| Odor | Mint-like odor |
As an accredited 3-Methyl-2-Pentanone factory, we enforce strict quality protocols—every batch undergoes rigorous testing to ensure consistent efficacy and safety standards.
| Packing | A 500 mL amber glass bottle with a screw cap, labeled "3-Methyl-2-Pentanone," including hazard symbols and batch information. |
| Shipping | 3-Methyl-2-pentanone is shipped in tightly sealed containers, typically drums or bottles, under cool, dry, and well-ventilated conditions. The chemical must be clearly labeled and protected from heat sources and incompatible substances. Handling requires compliance with relevant hazardous materials transport regulations due to its flammability and potential health hazards. |
| Storage | 3-Methyl-2-pentanone should be stored in a cool, dry, well-ventilated area away from heat, sparks, and open flames. Keep the container tightly closed and clearly labeled. Store away from strong oxidizing agents, acids, and bases. Use approved safety containers and avoid excessive light exposure. Ensure appropriate spill containment measures are in place, and consult the SDS for detailed storage guidance. |
Applications of 3-Methyl-2-Pentanone in Industrial Manufacturing3-Methyl-2-Pentanone serves as an essential intermediate across a range of specialized chemical process industries. Our material quality, controlled by rigorous plant quality systems, enables safe inclusion in processes where solvent performance, low water uptake, and precise boiling points are demanded by downstream production lines. 1. High-Performance Coatings Solvent SystemsEngineers in automotive and industrial coatings depend on 3-Methyl-2-Pentanone as a fast-evaporating, medium polarity solvent to optimize spray viscosity and drying times. Plants use this solvent in solvent blends and lacquers targeting metal substrates, plastic parts, and high-gloss baked finishes, achieving predictable film build and fast recoat cycles. Proper storage and inline purity monitoring remain critical for consistent coating appearance and minimized surface defects. Industry compliance standards
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2. Pharmaceutical Intermediate SynthesisSeveral pharmaceutical manufacturers rely on 3-Methyl-2-Pentanone as a reaction solvent or process medium in the synthesis of active pharmaceutical ingredient (API) intermediates, where its moderate boiling point and low water content help reduce impurity formation during condensation or alkylation stages. All raw material documentation, full batch traceability, and analytical verification remain critical for FDA and EU-GMP inspected plants. Industry compliance standards
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3. Electronic Chemicals and Cleaning FormulationsElectronics production lines adopt 3-Methyl-2-Pentanone in microelectronic-grade cleaning blends due to its low metal content, rapid drying, and minimal ionic residue. Semiconductor and PCB manufacturers employ this solvent in post-etch rinse stages, flux residue removal, and precision cleaning of sensitive equipment, where trace contamination can result in device failure. Industry compliance standards
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4. Adhesive and Sealant FormulationManufacturers in the adhesives and sealants sector leverage 3-Methyl-2-Pentanone to dissolve synthetic resins and increase wetting action in contact adhesives and rubber cements. Its reduced miscibility with water and moderate solvency curve allow for consistent film formation, rapid bond set, and minimized blistering, meeting technical demands for footwear, automotive trim, and industrial assembly. Industry compliance standards
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5. Agrochemical Technical ConcentratesThe agrochemical sector uses 3-Methyl-2-Pentanone as an inert diluent and process solvent in the manufacture of technical concentrates and emulsifiable pesticide formulations. Its balanced evaporation profile supports stability during milling, wetting, and concentration stages, and persists as a carrier agent in field-ready EC products subject to strict residue monitoring. Industry compliance standards
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6. Specialty Printing Ink ManufactureCommercial printing ink manufacturers employ 3-Methyl-2-Pentanone as a specialized solvent component in fast-drying gravure and flexographic ink systems, mainly for packaging films and non-absorbent substrates. This solvent enhances pigment dispersion, shortens dry times at press speeds, and contributes to print sharpness required in food, personal care, and industrial packaging. Industry compliance standards
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Competitive 3-Methyl-2-Pentanone prices that fit your budget—flexible terms and customized quotes for every order.
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Every specialty chemical tells a story. 3-Methyl-2-Pentanone draws interest because of its performance in industrial settings. Over the years, we have focused on refining production, ensuring tight tolerances on purity and consistency. This pursuit comes from hard lessons learned about quality swings and their impact on downstream processes. In the days when tank trucks were loaded by hand and batches checked by eye, outcomes varied. Today, batch-to-batch repeatability and detailed analysis shape expectations across markets.
3-Methyl-2-Pentanone—sometimes known by its synonym Methyl sec-butyl ketone—remains prized for its distinct chemical profile. Our standard model delivers a purity exceeding 99.5%, determined by rigorous GC testing. Each batch ships with detailed trace analysis, including common contaminants. Our technical team pushed early on for closed-system production and custom distillation. Over time, we abandoned open-batch processes since they couldn’t reliably meet the low moisture and non-volatile residue levels that customers came to expect.
Physical properties shape demand for this ketone. The clear, colorless liquid boasts a relatively low viscosity and moderate boiling point. Vapor pressure lands in the mid-range for ketones, making it suitable for both open and closed systems. Solubility data shows predictable behavior with esters, ethers, alcohols, and aromatic hydrocarbons. During scale-up in our main facility, we needed to invest in higher-grade stills to achieve and maintain a proper water content, measured regularly by Karl Fischer titration.
End uses for 3-Methyl-2-Pentanone range widely. In coatings, formulators count on steady evaporation and predictable film-forming support. In adhesives, the solvency profile allows for smooth resin dissolution without tipping into aggressive reactivity. We recall a time when some formulations failed—gelation, stringing, poor spread—all due to switching solvent lots from lesser sources. Feedback drove us toward tightening specifications and direct lab-application testing.
Chemical syntheses also rely on this molecule as an intermediate. The branched structure lends selectivity in certain reactions, giving rise to a set of derivatives that feed into fragrance, flavor, and pharmaceutical output. Early partners once struggled to source this product at scale with uniform impurity controls. We responded by overhauling QC procedures and adding analytical capabilities—including GC-MS and NMR spot-checking—to spot isomers, unsaturated byproducts, or residual starting materials before shipment ever left the plant.
Niche applications appear over time. Early in our R&D, several electronic materials firms contacted our team for custom grades, emphasizing the need for low ionic content or ultra-trace metals analysis. Each demand led us to invest in new filtration and monitoring equipment, leading to a library of batch data stretching back a decade.
Market chatter often circles around classic solvents such as methyl ethyl ketone (MEK) and methyl isobutyl ketone (MIBK). Yet the difference lies not only in boiling point or price. The structural branch in 3-Methyl-2-Pentanone brings distinctive reactivity and solubility features. For resin manufacturers and formulators needing a slower or more moderate evaporation than MEK, this product remains an attractive choice. MIBK sometimes falls short when handling extended dry times or managing viscosity in high solids systems.
Our experience producing each of these ketones in parallel makes comparison practical. We observed equipment fouling in distillation units with MEK during long runs, a problem far less pronounced with 3-Methyl-2-Pentanone due to lower reactive byproduct buildup. From a storage and handling perspective, this molecule’s flash point sits higher than MEK, reducing certain risks and calming insurance auditors during site visits. Atmospheric emissions also drop in regulated settings due to its lower volatility, helping large users meet compliance obligations.
Consistency sits at the center of why customers return year after year. At one point, we tolerated minor variance in trace water and non-volatile content, assuming they rarely affected end use. Then came a high-profile complaint: a major coatings producer saw clouding and loss of gloss. Post-incident analysis revealed a spike in trace impurities on several drums. We spent weeks combing through logs, studying upstream distillation behavior and valve seals. This event changed our internal philosophy—we now check key parameters at tighter intervals and built redundancy into sample collection (no skipping Friday runs just to close out the week).
Modern expectations for documentation come as no surprise. Long gone are the hand-typed certificates and loose-leaf lab notebooks. Our in-house systems log each tank, lot, and shipment, linking process conditions to every drum. Regular third-party audits and customer site visits keep us on our toes. Data privacy matters too, and we control access to core records without slowing down necessary communications with customers or regulatory agencies.
Customers demand flexibility in shipment sizes and packaging. We ship 3-Methyl-2-Pentanone in steel drums, ISO tanks, and bulk tank trucks. Each container type brings its own challenges. Drums risk minor contamination if not perfectly purged and lined; tanks invite the potential for cross-transfer memory effects. Several years ago, a drum returned with trace benzene detected, despite our plant’s benzene-free status. An investigation revealed a liner issue at the drum reconditioning vendor. That led to a revised vendor qualification program and incoming inspection that flagged subsequent anomalies before filling could even begin.
In bulk, the risk of transfer line fouling and blend drift rises. Automated system checks set alarms before loads fill completely, preventing costly cross-contamination. We introduced onboard checklists, linking real-time data logging to available lab staff, so review decisions can be made before product leaves the gate. This extra step slows throughput yet pays off handsomely by reducing rework and building the trust that keeps large customers loyal.
Safety takes constant vigilance, not just paperwork compliance. Direct exposure risks can arise from inhalation or skin contact, though experienced operators rarely see trouble when following routine PPE protocols and using purpose-built handling equipment. Our plant routes vapor streams to scrubbers rather than vent directly; older, vented workstations have been phased out. Several years ago, a new employee placed a drum in an unventilated space, triggering detectable fumes. The resulting near-miss prompted an overhaul of storage training and investment in improved air monitoring across the facility.
Responsible manufacturing pushes beyond the fence line. Solvent emissions draw attention from regulators and neighbors alike. By installing recovery condensers and carbon adsorbers, we have dropped detectable airborne losses to a fraction of earlier levels. Wastewater washing steps now feed into a dedicated treatment and recycling stream. This closed-loop system demonstrates how a specialty chemical operation ties environmental obligations to core process steps, not just end-of-pipe reporting.
What works on paper often needs field testing to iron out kinks. Customers bring us tough challenges—not just a wish list of specs, but real-world constraints around temperature, agitation, or downstream compatibility. In one instance, an automotive sealant maker struggled with deposits in mixing tanks linked to solvent selection. Plant visits and joint trials led our teams to pinpoint trace residual non-volatiles as the culprit. The following production cycles saw us modifying purge procedures and temporarily extending distillation runs. The customer saw cleaner tanks and steadier product quality, and that success story became a reference for similar applications.
Open exchange of technical knowledge creates faster solutions. Our application chemists speak directly with plant operators, not just purchasing contacts. Trouble-shooting a batch that failed to pass a critical haze test, we found that trace impurities—well within historical norms—became significant under new application conditions. Rapid bench work and a willingness to tweak process parameters on short notice gave both parties confidence to keep pushing for shared improvement, not just a quick fix.
Market needs shift frequently. Years ago, few customers pressed us on REACH compliance, full toxicological disclosure, or life cycle analysis. Today, our technical team works upfront with regulatory specialists to understand the impact of new rules and keep our process documentation ahead of requirements. Batch data now integrates directly with enterprise-wide quality dashboards, feeding lessons learned from client feedback into operational tweaks. Batch-to-batch improvements follow customer needs, not a cookie-cutter approach. We invest in new instrumentation and explore greener synthesis paths—not only for compliance, but to position our plant as a preferred source when customers look for partners ready to adapt and innovate alongside them.
3-Methyl-2-Pentanone doesn't just fill a spec box; it serves a growing community of chemists and engineers who rely on steady, predictable performance. Over time, we learned that reliability comes through shared problem solving, direct communication, and rigorous self-scrutiny. On every level—from process controls to customer technical support—quality and safety remain the backbone of our operation. Our familiarity with this product runs deep, honed by challenges and constant search for better ways to deliver the molecule that hundreds of other products, processes, and people now depend on.
A walk through our plant tells the real story: tank rows labeled with batch history, control screens tuned to minute-by-minute humidity shifts, and lab teams reviewing chromatograms with a careful eye. Our commitment stands on the practical, everyday reality of delivering what our partners need—not just an order, but a solution shaped by experience, and a willingness to stand behind every shipment.
