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2-Ethylbutyraldehyde

    • Product Name 2-Ethylbutyraldehyde
    • Alias 2-Ethylbutanal
    • Einecs 211-211-6
    • Mininmum Order 1 g
    • Factory Site Tengfei Creation Center,55 Jiangjun Avenue, Jiangning District,Nanjing
    • Price Inquiry admin@sinochem-nanjing.com
    • Manufacturer Sinochem Nanjing Corporation
    • CONTACT NOW
    VTB
    Specifications

    HS Code

    592144

    Chemical Name 2-Ethylbutyraldehyde
    Cas Number 97-96-1
    Molecular Formula C6H12O
    Molecular Weight 100.16 g/mol
    Appearance Colorless liquid
    Boiling Point 118-119 °C
    Melting Point -83 °C
    Density 0.824 g/mL at 25 °C
    Refractive Index 1.402 at 20 °C
    Flash Point 30 °C (closed cup)
    Solubility In Water Slightly soluble
    Odor Pungent, fruity
    Synonyms 2-Ethylbutanal
    Pubchem Cid 7296
    Vapor Pressure 20 mmHg at 46.5 °C

    As an accredited 2-Ethylbutyraldehyde factory, we enforce strict quality protocols—every batch undergoes rigorous testing to ensure consistent efficacy and safety standards.

    Packing & Storage
    Packing 250 mL amber glass bottle with a secure screw cap, labeled “2-Ethylbutyraldehyde,” featuring hazard symbols and handling instructions.
    Shipping 2-Ethylbutyraldehyde is shipped in tightly sealed, corrosion-resistant containers, stored in a cool, well-ventilated area away from heat, sparks, and incompatible substances. It is classified as a flammable liquid and may require appropriate hazard labeling and documentation in accordance with local and international shipping regulations, including UN identification and safety data sheets.
    Storage 2-Ethylbutyraldehyde should be stored in a cool, dry, and well-ventilated area, away from direct sunlight, heat sources, and incompatible materials such as oxidizing agents and acids. Keep the container tightly closed when not in use, preferably in a flammable liquids storage cabinet. Use proper labeling and secondary containment to prevent leaks or spills. Handle using appropriate personal protective equipment.
    Application of 2-Ethylbutyraldehyde

    Applications of 2-Ethylbutyraldehyde in Industrial Manufacturing

    2-Ethylbutyraldehyde serves as a critical intermediate for several value-added downstream industries. Our production expertise ensures consistent quality that supports both large-scale and specialty manufacturers. Below we outline core industrial applications with detailed process-focused information for key sectors using this raw material.

    1. Fragrance and Aroma Chemical Manufacturing

    Fragrance producers use 2-ethylbutyraldehyde as a key aldehyde building block in the synthesis of complex aroma ingredients, primarily through aldol condensation and further functionalization to create fruity, green, or herbal scent notes. Its branched structure enables unique olfactory characteristics in fine fragrance compositions, household air care, and personal care product formulations. Industrial fragrance operations integrate this intermediate at early synthesis stages for downstream purification and blending in accordance with rigid industry safety and traceability requirements.

    Industry compliance standards

    • International Fragrance Association (IFRA) Standards and Guidelines
    • European Union Regulation (EC) No 1223/2009 on Cosmetic Products
    • REACH Regulation (EC) No 1907/2006—substance registration and safety data requirements
    • ISO 9001:2015 for fragrance manufacturing quality management systems

    Typical usage ratio

    • Aldehyde intermediates typically comprise 0.5–5% by mass of formulated aroma ingredients; the exact ratio depends on target fragrance profile and the complexity of downstream molecular transformations.

    Downstream process integration

    • Introduced at the aldol condensation or acylation stage in aroma compound synthesis chains
    • Serves as a reactant in multi-step organic synthesis for proprietary aldehydes and esters
    • Handled in stainless steel reactors under nitrogen blanketing due to volatility
    • Subsequent distillation or extraction for purification before final blending

    Final product types

    • Fine fragrance bases (perfume and cologne concentrates)
    • Body care product fragrances (soaps, lotions, deodorants)
    • Household air care oils and candles
    • Industrial flavours for food-grade products (subject to additional approvals)

    2. Agrochemical Intermediate for Crop Protection Synthesis

    Agrochemical manufacturers employ 2-ethylbutyraldehyde as a starting compound for targeted synthesis of specific herbicide and insecticide active ingredients, where the carbon backbone acts as a precursor in multi-step reactions including acetal formation or Grignard reactions. The aldehyde’s reactivity lends efficiency to process chemistry for large-scale crop protection intermediates downstream, demanding precise batch control and regulatory documentation for active ingredient manufacturing.

    Industry compliance standards

    • FAO/WHO Technical Guidelines for pesticide specifications
    • US EPA 40 CFR Part 158 Data Requirements for Pesticides
    • ISO 9001:2015 and ISO 14001:2015 for environmental and quality assurance
    • China National Standard GB 20860—General requirements for pesticide production

    Typical usage ratio

    • 0.8–4% by mass in the precursor reaction mix, with adjustments based on target molecule yield efficiency, side-reaction minimization, and downstream functional modifications.

    Downstream process integration

    • Entered at the aldehyde formation step for further conversion through condensation, reduction, or rearrangement
    • Integrated in batch reactors with continuous monitoring for residual aldehyde content to ensure downstream conversion
    • Followed by extraction and purification of resulting intermediate before final formulation
    • Compliance documentation maintained at every batch stage

    Final product types

    • Selective herbicide actives
    • Insecticide or acaricide intermediates for further synthesis
    • Pre-mix pesticide emulsions (active ingredient stage)
    • Fine chemicals for custom contract agrochemical synthesis

    3. Pharmaceutical Key Intermediate for Active Ingredients

    Pharmaceutical ingredient producers utilize 2-ethylbutyraldehyde as a carbonyl intermediate for the controlled synthesis of specific drug intermediates. The compound participates in nucleophilic addition and cyclization sequences within small molecule APIs, where its regioselectivity and ease of further functionalization support patent-process synthetic routes. Stringent process containment and traceability procedures apply from reception through all transformation stages to comply with international drug manufacturing regulations and pharmacopoeial standards.

    Industry compliance standards

    • Current Good Manufacturing Practice (cGMP) US FDA 21 CFR Parts 210/211
    • European Pharmacopoeia (EP) and United States Pharmacopeia (USP) standards for intermediates
    • ICH Q7 Guidelines for Active Pharmaceutical Ingredients
    • GMP system audit trails and batch record archiving as per corporate SOPs

    Typical usage ratio

    • Varies from 0.3–2.5% in relation to targeted API molecular synthesis scale, balanced by impurity control and downstream conversion efficiency requirements.

    Downstream process integration

    • Dosed into reactors during Grignard addition, alkylation, or reductive amination step
    • Contained in closed reaction systems with in-line QC sampling for residuals and by-products
    • Purified using column chromatography or liquid-liquid extraction depending on intermediate properties
    • Comprehensive lot tracking through ERP-linked batch records

    Final product types

    • API intermediates for antihypertensive agents
    • Synthetic pharmaceutical intermediates for CNS drugs
    • Chiral building blocks for specialty pharmaceuticals
    • Custom fine chemical intermediates for CDMO projects

    4. Industrial Plasticizer Precursor Synthesis

    Polymer additive plants use 2-ethylbutyraldehyde as an entry-point aldehyde for synthesizing special plasticizer alcohols and esters. This intermediate participates in hydrogenation and subsequent esterification sequences to generate branched alcohols, which downstream producers then convert to specialty phthalate-free plasticizers, improving flexibility and processing properties for high-performance plastics. Manufacturers require assured batch consistency to maintain downstream polymer product quality and meet industry-specific requirements for food contact and low VOC emission applications.

    Industry compliance standards

    • EU REACH Substance Authorization for final plasticizers
    • US FDA 21 CFR 177.2600—Indirect food additives: polymers
    • EN 71-3 Safety of Toys: Migration of certain elements (plasticizer additives)
    • ISO 9001:2015 Quality Management for plasticizer synthesis

    Typical usage ratio

    • Feed ratios from 1.0–6.0% w/w depending on desired plasticizer carbon chain, alcohol yield, and downstream esterification requirements. Engineers adjust for reaction temperature, catalyst loading, and process time.

    Downstream process integration

    • Charged into high-pressure hydrogenation vessels alongside catalysts to form the corresponding branched alcohols
    • Alcohol fraction recovered and subject to esterification with phthalic or adipic acid
    • Final plasticizer product blended into polymer matrices via extrusion or compounding lines
    • Batch QC for aldehyde residuals and alcohol purity prior to further use

    Final product types

    • High-performance PVC and non-PVC plasticizers
    • Phthalate-free plasticizer blends for children’s toys
    • Plasticizer esters for food contact materials and automotive interiors
    • Plasticizer intermediates for export and custom formulation
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    Certification & Compliance
    More Introduction

    2-Ethylbutyraldehyde: Precision in Every Drop

    Understanding 2-Ethylbutyraldehyde From the Source

    In the world of specialty chemicals, precision begins in the reactor. Our production of 2-Ethylbutyraldehyde draws from decades of chemical synthesis expertise, where reliability isn’t just a promise—it’s a matter of routine. As direct manufacturers, we watch every batch from raw material selection through purification, not just to ensure purity, but to continuously improve the molecules our customers depend on. The work does not end with consistent molecular output. It extends to handling, packaging, and logistics, shaped by industry knowledge about what users actually face out there in the field.

    Product Insights Gained Through Manufacturing

    2-Ethylbutyraldehyde carries a chemical formula of C6H12O, and those who work with it know its subtle, characteristic odor—a familiar note in the air during distillation. As a clear liquid, its reactivity defines its primary uses. The aldehyde group, with its keen sensitivity to both nucleophiles and oxidizers, makes it sought after for downstream organic synthesis. Chemical engineers recognize its utility, particularly in producing flavors, fragrances, and advanced intermediates. What sets this compound apart isn’t just its structure, but its selectivity in further reactions—something we safeguard with precise handling of raw ethylene and butyraldehyde streams during production.

    How the Specifications Matter in Practice

    Specifications aren't something clipped from a catalog—they dictate safety, process efficiency, and customer results. Our standard product sits at a minimum purity of 98% by GC, with water content controlled below 0.1%. Impurity control requires dedication at every column, monitored by our technicians alongside real-time chromatograms flashing across screens. For specialty downstream applications—say, production of certain flavors or pharmaceutical intermediates—we deliver batches where minor aldehydes and related analogues are restrained to just parts per million. That kind of control doesn't arise by chance; it is enforced by rigorous process checks and unwavering investment in our analytical lab.

    Some of our longest-standing customers order custom grades tailored for specific end-uses. For example, flavor companies sometimes require additional testing for non-volatile residue. We learned long ago that minor changes in impurity profiles affect everything from final aroma to reaction yield, so production never settles for generic targets. It’s a matter of pride among our operators—the reputation of each batch rests in the details only a manufacturer sees from up close.

    What Users Gain — Not Just a Molecule, But Manufacturer Experience

    Working directly with a manufacturer offers something you rarely get from a distributor: a transparent look at production and a chance to address process-wide challenges, not just specs on a sheet. Some applications of 2-Ethylbutyraldehyde depend on its reactivity, especially as a precursor in synthesizing aroma chemicals. Here, small inconsistencies in the aldehyde content can shift reaction selectivity, impacting downstream product profiles. Our years on the production line have shown that even small differences in batch handling and storage conditions will nudge reactivity or stability in unexpected ways.

    Another point for downstream manufacturers: access to up-to-date technical support. There are many instances where partners request tweaks based on upcoming process changes—for example, moving from batchwise to continuous flow systems. We can help recalibrate supply purity or logistics timing, because we produce the material, control schedules, and can address unexpected shifts quickly. Unfiltered, practical advice comes from having produced, shipped, and solved field problems for decades, and we believe direct access to that knowledge matters more than any flashy marketing claims.

    Comparison to Other Aldehydes and Market Alternatives

    2-Ethylbutyraldehyde stands apart from simpler aldehydes like acetaldehyde or n-butyraldehyde in both performance and handling. Acetaldehyde, for example, is more volatile and much less selective as a synthetic building block. N-butyraldehyde serves in bulk synthesis but lacks the branching that gives 2-Ethylbutyraldehyde unique downstream utility. In fragrance chemistry, that extra ethyl branch alters reactivity towards certain Grignard additions, leading to more differentiated aroma compounds. Seasoned chemists choose 2-Ethylbutyraldehyde for its reliable response—not too reactive, but reactive enough. The difference, often overlooked by non-producers, shows up in downstream yields and by-product profile.

    Alternatives exist, but users often return to 2-Ethylbutyraldehyde when they require stable, well-controlled feedstocks for precision manufacturing. Compromising on quality here transmits unpredictability down the supply chain. We've witnessed firsthand how impurity drift—sometimes a result of sloppy distillation or inadequate raw feed controls elsewhere—can disrupt even well-tested recipes. Our investment every year goes beyond reactors and columns—it extends into metering, tracking, and feedback from customer experiences across years and continents.

    Typical Usage and Industry Experience

    The main value of 2-Ethylbutyraldehyde comes alive in practice. Fragrance houses rely on it to construct molecules with green, fruity, or musky notes, helping shape characteristic undertones in commercial perfumes and flavors. Our partners in the flavors industry often build derivatives for use in everything from snack flavorings to beverage bases. The aldehyde's reactivity enables complex molecular architectures that would be difficult or impossible if relying solely on straight-chain analogues. Here, handling experience at scale makes a difference: on the back end, storage conditions—humidity, light exposure, oxygen levels—impact the preservation of both material and final product aroma. Years on the production and logistics side have equipped us to counsel users on safe, effective long-term use, drawing from real examples facing real challenges.

    In recent years, demand has grown from the pharmaceutical and agrochemical sectors. Here, 2-Ethylbutyraldehyde serves as a critical building block for synthesizing active ingredients and intermediates. Its carefully controlled impurity profile protects both worker safety and device longevity at downstream chemical plants. We’ve supported custom synthetic campaigns, including pilot runs that demand tight delivery windows and guaranteed batch-to-batch consistency. Frontline experience matters most when a customer must pivot quickly to adapt an existing plant setup, and direct manufacturer access can shave days or weeks off development time.

    Addressing Safety—Our Perspective as Manufacturers

    Handling aldehydes teaches respect for their reactive nature. 2-Ethylbutyraldehyde, like many short-chain aldehydes, requires proper storage in airtight containers, shielded from direct sunlight and sources of ignition. Our shopfloor experience dictates prudent safety margins, not just because regulations require them but because spills, leaks, or unplanned emissions can interrupt not only production, but the confidence customers place in us. Our teams invest in both staff training and regular plant inspections. We track every ton from batch inception to final destination, using barcodes and sensor-accompanied transport so that feedback—positive or negative—returns directly to our quality control lab for follow-up.

    We've partnered with key users to provide updated handling guides, tailored onsite safety training, and emergency protocols. This is rooted in issues we've tackled over years: from clogs in pump lines during winter shipments to challenges arising from container compatibility. Neither compliance nor operational safety are checklists left to chance. Strategic investments in automated shutoff systems, improved solvent recovery, and worker training reflect the deep operational perspective that comes only from being in the trenches day after day, year after year.

    Logistics and Transport: Reliable Supply Grows from Experience

    Shipping 2-Ethylbutyraldehyde presents its own set of logistical puzzles. The material earns its reputation as a strong-smelling, moderately volatile compound—one that's unwelcome outside its controlled containers. To limit waste and mitigate odor, we've selected specific packaging that balances legal hazard requirements with real-world customer handling needs. Bulk orders may move in lined drums or ISO tanks, supported with gas blanket systems. Each step is founded on years of lessons learned—those moments when a container vented too freely in high heat, or offloading processes ran slower than a customer’s operation demanded.

    Distribution matters as much as production. Over time, we’ve built out supply routes not just based on cost, but also on reliability, accessibility, and the ability to respond to sudden shifts in demand. Surge orders due to seasonal flavor runs or new fragrance launches often require quick redirects; understanding which ports or carriers handle hazardous goods appropriately saves both time and product integrity. Fielding direct calls from user plant managers, we’ve developed protocols for expedited shipments, including split loads or incremental delivery—practices born out of years of making things work for real-world customers, rather than chasing volume for its own sake.

    Troubleshooting and Continuous Improvement—What Direct Access Offers

    Sometimes chemistry doesn’t go as planned. A new formulation, a last-minute process design change, or shifts in regulatory compliance can challenge even experienced operators. The opportunity to speak directly with the manufacturing team shapes a faster, more accurate problem-solving process. We've seen flavor producers struggle with unanticipated shifts in final product aroma; by adjusting not just purity but also shipment intervals and packaging formats, we help resolve quality fluctuations at the source. Agrochemical makers occasionally find that trace contamination—undetectable by less sensitive equipment—alters bioactivity or leads to regulatory flags. Our in-house analytics, shaped by customer-driven inquiries, drive targeted improvements for the next production cycle.

    Continuous improvement is a mindset. Batch records inform not only process optimization, but also deployment of new reactors, metering pumps, and filtration protocols. Over time, frequent feedback loops between production and the field mean rapid adjustments and real innovations—faster than waiting for outside consultants or distant trading offices to relay concerns. Real cooperation comes from knowledge at both ends—manufacturing and use—joined by mutual trust.

    Looking Beyond: What the Future Holds for 2-Ethylbutyraldehyde

    Demand for specialized aroma molecules and intermediates grows with every passing year, as flavor and fragrance houses experiment with more adventurous and sustainable product lines. Consumers seek transparency, higher purity, and ever-finer sensorial properties, which pushes producers to maintain stricter controls and invest in advanced purification. The pharmaceutical and crop protection sectors, in turn, place increasing emphasis on supply chain traceability and complete knowledge of material lifecycle. As direct manufacturers, our role is not just selling gallons or kilograms, but committing to deeper partnerships—building up not only product lines but relationships anchored in technical expertise and field-proven reliability.

    Our production investments continue—new distillation columns, upgraded DCS (Distributed Control Systems), and the latest laboratory mass spectrometry systems keep leading us forward. Through close customer collaboration, attention to regulatory change, and ongoing production analysis, we help users navigate tomorrow’s challenges. Having seen the evolution of 2-Ethylbutyraldehyde from a functional ingredient into a precision tool for complex synthesis, we believe direct engagement moves the whole chain upward—raising standards for safety, quality, and impact long-term.

    Conclusion: Direct Experience Shapes Every Batch

    Every shipment of 2-Ethylbutyraldehyde leaving our facility carries not just a lot number but the benefit of dozens of collective years producing, handling, and troubleshooting this reactive molecule. Our close control from raw materials to packaged product provides the traceability, purity, and reliability that sophisticated industries depend on to deliver world-class goods. The evolving demands of modern manufacturing—transparency, efficiency, regulatory diligence—find a seasoned partner in the manufacturer who knows 2-Ethylbutyraldehyde inside and out, and who continues to invest in the hard-won lessons of hands-on experience.