Ethyl 2-isobutylacetoacetate

    • Product Name: Ethyl 2-isobutylacetoacetate
    • Chemical Name (IUPAC): Ethyl 4-methyl-2-(2-methylpropyl)-3-oxobutanoate
    • CAS No.: 68584-82-7
    • Chemical Formula: C10H18O3
    • Form/Physical State: Liquid
    • Factroy Site: No.968 Jiangshan Rd., Nantong ETDZ, Jiangsu, China
    • Price Inquiry: sales7@boxa-chem.com
    • Manufacturer: Nantong Acetic Acid Chemical Co., Ltd.
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    Specifications

    HS Code

    497001

    Chemical Name Ethyl 2-isobutylacetoacetate
    Molecular Formula C10H18O3
    Molecular Weight 186.25 g/mol
    Cas Number 141-97-9
    Appearance Colorless to pale yellow liquid
    Boiling Point 242-246 °C
    Density 0.967 g/mL at 25 °C
    Refractive Index 1.433-1.437
    Solubility In Water Slightly soluble
    Flash Point 110 °C (closed cup)
    Purity Typically ≥98%
    Odor Mild ester-like odor

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

    Packing & Storage
    Packing 250 g of Ethyl 2-isobutylacetoacetate is supplied in a sealed amber glass bottle with a tamper-evident screw cap.
    Container Loading (20′ FCL) Container Loading (20′ FCL) for Ethyl 2-isobutylacetoacetate typically holds 13–14 metric tons, packed in 200-liter steel drums, securely palletized.
    Shipping Ethyl 2-isobutylacetoacetate is typically shipped in tightly sealed containers made of compatible materials, away from direct sunlight, heat, and sources of ignition. It should be handled with care to prevent leaks or spills, and transported according to relevant chemical regulations, ensuring proper labeling and documentation during transit.
    Storage **Storage of Ethyl 2-isobutylacetoacetate:** Store Ethyl 2-isobutylacetoacetate in a tightly sealed container, in a cool, dry, well-ventilated area away from sources of ignition, heat, and incompatible substances such as strong oxidizers. Protect from moisture and direct sunlight. Ensure proper labeling and keep away from food and drink. Use secondary containment in case of leaks or spills to prevent environmental contamination.
    Shelf Life Ethyl 2-isobutylacetoacetate typically has a shelf life of 2 years when stored in a cool, dry, and tightly sealed container.
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    Certification & Compliance
    More Introduction

    Ethyl 2-isobutylacetoacetate: An Ingredient from Our Manufacturing Floor

    Walking Through the Workshop: Why We Make Ethyl 2-isobutylacetoacetate

    The journey of Ethyl 2-isobutylacetoacetate starts with honest conversations between our production engineers and research chemists. Demand for flexibility and reliability in chemical intermediates has become clear through long relationships with agrochemical and pharmaceutical producers. Years of hands-on manufacturing experience have taught us that quality isn’t just a compliance box to tick. Instead, it’s about repeatability, clean reactions, and efficient usage on your end. Ethyl 2-isobutylacetoacetate—sometimes called EIBA by batch loaders on our floor—stands out for its combination of manageable volatility, useful reactivity, and easy handling.

    Building Specifications from Experience

    Those of us turning valves or monitoring reactors notice quickly that not all acetoacetates behave the same. With Ethyl 2-isobutylacetoacetate, the purity from every run keeps cropping up as a point of pride and necessity. On our last quarterly analysis, GC purity on full-volume batches ran over 98.5%, and water content stayed below 0.2%. Trace by-products, born from isomerization or incomplete esterification, can show up if temperature or catalyst isn’t right—a lesson learned more than once in the heat of summer. Today, every drum reflects strict control from raw material storage through distillation. The color stays light because raw components are sourced fresh and overhead time is kept minimal.

    Physical properties matter on the shop floor too. The density, refractive index, and both freezing and boiling range stay in tight bands, which reduces headaches for our downstream partners. The low vapor pressure lets you avoid specialized ventilation, while the mild fruity odor doesn’t overwhelm even a closed workspace. Transportation to domestic and overseas partners meets the UN’s chemical handling requirements. Seasoned drivers care about the robust UN-rated drums and triple-check seals, because loss of even 100 mL out of 200 liters can irreparably contaminate an entire manufacturing batch at your site.

    How Ethyl 2-isobutylacetoacetate Finds Its Place

    Ethyl 2-isobutylacetoacetate isn’t a catch-all; it fills its own niche. Its main value reveals itself during multi-step organic syntheses, particularly where the isobutyl side chain must survive into the final product. Throughout the past decade, nearly every inquiry from an R&D lab about this compound involves either an alkylation or condensation step. Its structure resists hydrolysis in aqueous conditions better than many relatives, giving a longer shelf life and fewer worries about breakdown in humid regions. In agrochemical routes—especially select herbicides—using our EIBA means one less step in protecting groups or post-reaction cleanups.

    Pharmaceutical companies have noticed that the isobutyl group seeds significant changes to biological activity, compared to the simpler ethyl or methyl analogs. The location and branching effect on the final active component influences both potency and metabolite profile. Contract research organizations use our compound to build libraries for screening, and even small variations in purity or trace components impact those results. In applications where the wrong acetoacetate can clog reactors with tar, or throw off a downstream separation by a few tenths of a degree, having that controlled starting material reduces surprises.

    What Sets This Compound Apart—From the Viewpoint of a Manufacturer

    In our line, I’ve noticed customers sometimes treat acetoacetates as interchangeable, at least until a late-stage filtration fouls, or an unexpected byproduct shows up in downstream analytics. Ethyl 2-isobutylacetoacetate, with its bulkier isobutyl side, gives less branching cross-reactivity in some condensation routes compared to relatives like ethyl acetoacetate or tert-butyl acetoacetate. For example, the isobutyl side has enough bulk to steer reactions away from side-alkylation, especially in basic media. That sort of selectivity can improve yields and save weeks of process retooling.

    We’ve found the boiling range—nestled comfortably above ethyl acetoacetate but well below tert-butyl analogs—simplifies fractional distillation in extraction and crystallization steps. Differences in solubility also mean formulators find our compound less prone to forming stubborn azeotropes with common solvents. Years ago, a leading customer in the flavor and fragrance sector turned to us after batch failures with other suppliers; our process, honed from thousands of kilograms, maintains key volatiles while leaving behind trace off-odors, which makes a defining difference in olfactory-sensitive applications.

    No Substitute for In-House Quality Control

    Once, we thought centralized outside testing would suffice. Real progress only came when we set up in-house analytics—batch-to-batch records backed by modern GC and NMR, but also checked against practical, old-fashioned colorimetric and viscosity methods. Those subtle color hints that catch an experienced technician’s eye sometimes indicate change that machines won’t flag until it’s too late. In our plant, a conversation about process improvements often springs from analysis results: optimizing agitation, tuning reflux times, or swapping a distillation head to cut down on minor residue carryover.

    What truly separates us isn’t just instrumentation—it’s the constant handoff between process chemists, plant operators, packaging teams, and logistics managers under a single roof. Communication across those links translates to reliable release times and tight control over contamination risk. We learned the hard way that a lapse in cleaning one tank can mean fouling hundreds of liters down the pipeline. That’s why our approach values documentation, but even more, it prizes the people with firsthand knowledge who spot trouble before software does.

    Downstream Impact—What Users Actually Experience

    Our customers value how Ethyl 2-isobutylacetoacetate behaves in their processes. Batch engineers notice reduced hang-ups in mixing vessels. The robust isobutyl tail resists unwanted rearrangement, even under moderately caustic conditions. We’ve witnessed companies test switchovers to save costs, only to come back after fighting off-tastes, poor crystallinity, or compliance failures. Reliability means more than lab values: it’s fewer line stoppages, less residue buildup, and minimized need for triple washes or reruns.

    Pharmaceutical and agrochemical groups often remark on our batch consistency. One partner pointed out that chiral reactions, notoriously fussy, remain steady run after run using our EIBA. No one wants to chase failed yields or endlessly debug unexplained peaks in chromatography. We know firsthand that a single half-filled drum can stall a project for weeks.

    Listening and Responding—Feedback that Guides Manufacturing

    We read every customer audit report line by line. A feedback thread from a team in India led us to reduce residual ethanol by switching to a gentler vacuum application during our stripping step. A well-known crop science company’s 2022 audit flagged trace moisture inconsistencies, which drew us into installing additional in-line drying columns; as a result, subsequent shipments dropped below their 0.1% moisture threshold.

    A frequent request comes from pilot plants who need smaller runs, matched to tight timelines. We keep a modular batch setup to accommodate this, loading as little as 25 liters, rather than pushing every order through the main 2,000-liter reactor. It means more work—more cleaning, precise temperature control, more paperwork on changeovers—but it ultimately reflects respect for the downstream needs of customers scaling up or seeking regulatory validation before global rollout.

    Environmental and Safety Realities on Site

    We pay attention to the impact our manufacturing has on the broader world. Solvent recovery teams spend hours devising ways to capture reusable ethanol or recycle mother liquors. All waste streams pass through monitored neutralization beds before discharge. Years back, vapor losses during distillation prompted investment in a condensing system—these days, our emission readings meet national and local safety standards. Our manufacturing workforce takes safety deeply seriously; not as a bureaucratic checklist, but as a daily practice. PPE compliance reflects lived experience, not just posters on a wall, and lessons from near misses get built into next day’s tool-box talks.

    For downstream partners, safe product means we won’t ship unless every drum meets strict containment and labeling criteria. Regular drills and process reviews keep our response to spills or exposure up to community expectations, not just to pass audits. In recent years, we’ve welcomed site visits from regulatory officials and both domestic and international partners. They’ve walked our lines, inspected our logs, and asked hard questions, which improved our practices, not just reassured them.

    Raw Materials and Supply Chain Lessons

    COVID-era supply shocks underscored how fragile global feedstock flows can be. Minor delays in isobutyl acetoacetate precursors forced creative adaptation; we worked with local raw material suppliers to expand sourcing, avoid single-supplier risk, and keep production steady. We’ve learned that over-specifying a feedstock only matters if the bottleneck supplier consistently delivers. These partnerships go beyond contracts and extend to in-person checks and supply chain transparency. By knowing exactly whose farm the ethanol originates from or how the isobutyric acid is stored, we limit surprises and break the domino effect of upstream disruptions.

    We update customers the moment a logistics setback appears, aware of how a non-arrival can throw their operations out of sync. Partnering with nimble, regional logistics operators, who are willing to work overnight or detour around an accident, means that customers don’t scramble due to our inflexibility.

    Regulatory Challenges and Adaptation

    Compliance can feel like a moving target. Laws change. Globally, new requirements about trace solvent impurities, labeling, and shelf-life management pop up frequently. Our regulatory affairs team tracks every update, translating legalese into practical steps. We document lot numbers, trace raw material pathways, and store back-up samples for years—customers trust this diligence, and we’ve dodged crises others couldn’t by retaining that traceability. Our product meets REACH, national inventory requirements in several regions, and key customer-specific purity and handling specs.

    Shipping dangerous goods has its own burden. Local port changes, new customs checks, or changes in allowable container types alter shipping lead times from quarter to quarter. By keeping a rolling inventory and responding rapidly, we limit disruption to downstream planning cycles.

    Collaborative Problem-Solving: The Manufacturer’s Mindset

    Colleagues on the manufacturing floor pride themselves on responsiveness. When a partner’s engineers call after hours because a line won’t clear before a shutdown, production managers walk the line, dig up batch logs, and help diagnose whether a raw material change, drum contamination, or unexpected impurity crept in. Supporting customers with technical documentation and experienced recommendations makes sense—not as upsell, but to help avoid the costs and reputational damage of repeat failures.

    Troubleshooting unfamiliar process bottlenecks, our lab sometimes reruns old reaction setups, looking not just at finished product purity but appearance under varied storage conditions or after simulated shipping. This habit bridges gaps between our design-of-experiment optimism and the practical messiness our customers face. There’s little satisfaction in shipping out a drum that meets in-house standards if it later throws a curveball in a customer’s formulation tank.

    Pushing Forward—Continuous Improvement

    No process stands still. Over the years, we’ve revisited reactor geometry, fine-tuned agitator speed, optimized vacuum setpoints, and updated safety venting, all based on experience and customer stories. Some improvements come from outside audits, others from a random idea shared at the morning briefing between a junior tech and a veteran with thirty years’ experience. Together, we keep wringing out better performance, fewer off-batches, and tighter reproducibility.

    Customers push us, too, by suggesting new applications. Specialty materials firms have flagged possibilities in coatings or specialty solvents after small-lot trials. We approach these as opportunities rather than risks, running pilot tests with their chemists and documenting meaningful deviations so feedback circles back into regular runs. By keeping our lines flexible—able to quickly adapt to new batch sizes, minor formula tweaks, or customer labeling changes—we remain a preferred supplier for partners who value real manufacturing capability over spot-market reliability.

    Ethyl 2-isobutylacetoacetate: Beyond the Bottle

    For those of us making Ethyl 2-isobutylacetoacetate year after year, the product represents an ongoing commitment to proven, reproducible, and responsive manufacturing. Materials aren’t commodities—they become valuable only when they perform consistently and deliver dependable, problem-free operation for those who rely on them. We see our role as more than a supplier; we are partners in your process, understanding firsthand how consistency, technical support, and lifelong process learning keep your lines running and projects moving forward.