|
HS Code |
254988 |
| Name | 2-Propenyl acetoacetate |
| Synonyms | Allyl acetoacetate |
| Cas Number | 7439-48-9 |
| Molecular Formula | C7H10O3 |
| Molar Mass | 142.15 g/mol |
| Appearance | Colorless to pale yellow liquid |
| Boiling Point | 204-206 °C |
| Density | 1.035 g/cm³ |
| Refractive Index | 1.435 |
| Flash Point | 85 °C |
| Smiles | CC(=O)CC(=O)OCC=C |
| Solubility In Water | Slightly soluble |
| Storage Conditions | Store in cool, dry, and well-ventilated place |
| Pubchem Cid | 18507 |
As an accredited 2-Propenyl acetoacetate factory, we enforce strict quality protocols—every batch undergoes rigorous testing to ensure consistent efficacy and safety standards.
| Packing | 2-Propenyl acetoacetate is supplied in a 100g amber glass bottle with a secure screw cap and tamper-evident seal. |
| Container Loading (20′ FCL) | Container Loading (20′ FCL): 2-Propenyl acetoacetate is typically loaded in 200 kg drums, totaling about 80 drums (16 MT net per container). |
| Shipping | 2-Propenyl acetoacetate should be shipped in tightly sealed, chemical-resistant containers, protected from moisture, heat, and direct sunlight. It must be labeled according to regulations and transported as a flammable liquid. Ensure upright positioning, use secondary containment, and comply with all local, national, and international shipping guidelines for hazardous chemicals. |
| Storage | 2-Propenyl acetoacetate should be stored in a cool, dry, and well-ventilated area, away from sources of heat, sparks, or open flame. Keep the container tightly closed and protected from direct sunlight and moisture. Store separately from oxidizing agents, acids, and bases. Use appropriate chemical-resistant containers, and ensure all storage areas are clearly labeled and compliant with relevant safety regulations. |
| Shelf Life | 2-Propenyl acetoacetate typically has a shelf life of 12 months when stored in a cool, dry, tightly sealed container away from light. |
Competitive 2-Propenyl acetoacetate prices that fit your budget—flexible terms and customized quotes for every order.
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After years studying industrial chemical transformations, my colleagues and I know the details that matter most to manufacturers. Our 2-Propenyl acetoacetate delivers reliable reactivity because we start from ultra-pure raw materials and tightly monitor every production variable. Compared to basic acetoacetate esters, the 2-propenyl (allyl) group leads to unique practical advantages in selective synthesis and process tuning. Many of our long-term clients have shared that this increases their output’s consistency and throughput – particularly when dealing with active intermediates or specialty fine chemicals.
Every batch originates from thorough raw material vetting coupled with precision distillation. Chloride, water content, stabilizer ratios – every element gets tested and tracked until the last drop is sealed. 2-Propenyl acetoacetate presents as a clear liquid, colorless or very pale yellow, offering sharp, reproducible peak assays on GC and HPLC. Whether running kilo-scale or tanker production, teams count on the compound avoiding unwanted byproducts or lingering residuals that could prompt problems downstream. Consistency isn’t only a laboratory cliché for us; meeting contract specifications is how customers keep their lines running.
Our production never views certificates of analysis as boxes to check. Getting the model and cutoff ranges right means tracking more than just purity. Standard product runs between 99.0% and 99.5% by GC, with water content well controlled under 0.2%. Conventional suppliers occasionally relax stabilizer loadings or allow peroxides to climb. We keep levels tight to prevent degradation – know from experience what contact with peroxides or over-aged stabilizers can do to downstream yields. Most users report improved storage reliability and better tolerance to moderate temperature shifts during transport compared with less-controlled imports.
2-Propenyl acetoacetate distinguishes itself among acetoacetate esters not just by its higher energy reactivity, but also by versatility across several end-use categories. Researchers depend on it as a Michael acceptor in pharmaceutical lead optimization, especially where selective functionalization is necessary. In fine chemicals, polymer crosslinking, and specialty plastics, the compound’s unique combination of gamma-keto and allyl groups enables scaffolding that ordinary ethyl or methyl esters simply do not match.
Chemists at research institutions and seasoned engineers on production lines both reach for 2-Propenyl acetoacetate when synthesizing complex molecular frameworks. We receive regular feedback about its role in producing flavor ingredients, pharmaceutical intermediates, and high-end coatings. Its dual functionality – the acetoacetate moiety and the propenyl handle – lets users build robust chains, or introduce reactivity into ring systems with surgical precision. During conversations with process chemists, the consistent message is that switching from standard methyl or tert-butyl acetoacetates to the propenyl version shortens synthesis time and reduces the need for excess reactants.
Veteran formulators have observed that many acetoacetate esters demonstrate underwhelming tolerances to moisture, acidic environments, or boiling conditions. We engineered ours, through tight process controls and fine-tuned stabilizer choices, to lessen yellowing, hydrolysis, and viscosity drift. Feedback from a global thermoset resin producer confirmed that resin color stability held firm during curing cycles that had previously frustrated their QC teams. Our years working with actual user complaints and process bottlenecks shaped these everyday improvements.
While many users are familiar with more common acetoacetates like ethyl, methyl, or tert-butyl esters, the addition of the 2-propenyl group changes the chemical landscape. Synthesis routes broaden: chemoselective reactions become accessible and the capacity for fast, high-yield coupling grows. A strong nucleophile, yet more tolerant of process upsets, 2-Propenyl acetoacetate fills a gap where classical esters might struggle or demand more steps.
For example, manufacturers encountering issues with overly sluggish Michael additions or undesired side-reactions with methyl or ethyl acetoacetate discovered that migrating to the allylic version provided better control and improved product isolation. Its ready handle for further functionalization (through, say, click chemistry or cross metathesis) makes it a platform for tailored synthesis, not just another raw material. Teams in specialty ink and pigment manufacture, after switching, reported yields jumping by 12-18% and lower pigment migration, translating into more uniform print quality and lower rejection rates.
Leading a team that spends substantial time solving end-user process headaches, I see the impact of chemical quality on whole operations. Whether troubleshooting a resin formulation or refining a multi-step pharmaceutical route, our experts emphasize understanding the intricacies, not just reading off a certificate. If teams encounter unexpected reactivity, trace impurity buildup, or poor shelf performance, we track through raw material history, not just the last shipment. Years of these case studies shape our standard operating procedures.
Regular customer visits and technical audits led us to raise the default threshold on trace metal contaminants, as small differences caused issues for customers with sensitive heterocycle synthesis. Compact, focused improvements – sometimes adding days to our batch process – have eliminated recurring causes of off-odors, haze, or caking at customer sites. In one case, a switch to a different stabilizer blend helped customers reduce off-spec batch returns by nearly half over the following fiscal year.
Take the example of a client specializing in photoinitiator synthesis, needing sharp and predictable initiation rates. Traditional acetoacetate esters gave inconsistent absorption profiles and sometimes lagged in reactivity, which distorted batch-to-batch UV performance. With 2-Propenyl acetoacetate, the allyl edge promoted tighter profiles and cured longstanding variability. Environmental impact scores also showed improvement, because our product carried no halogenated contaminant burden compared with alternatives tested.
Discussions with R&D teams in electronic ink and advanced adhesives highlight the need for longer shelf life and resilience to periodic temperature excursions. Our focus on stabilizer type, batch closure techniques, and tank cleaning procedures has enabled customers to lengthen shelf stable periods, sometimes exceeding one year with minimal darkening or hydrolysis. One electronics manufacturer reduced scrapping costs by 8% in the first two quarters after the changeover.
We also see increasing use in regulated pharmaceutical synthesis. Active ingredient impurity profiles must withstand ever-more stringent reviews. Batches of 2-Propenyl acetoacetate from uncontrolled sources occasionally fail to meet impurity cutoffs, especially during scale-up. Our repeatability and tight impurity control mean fewer delays at regulatory audit and less downcycling of material.
Raw material variance draws the line between smooth campaigns and frequent unplanned stoppages. Our production routes avoid batch-to-batch drift by using in-line monitoring and recording every temperature, pressure, and spec sheet step. We intervened years ago upon seeing that subtle solvent maltreatment prior to final distillation left hard-to-predict byproduct trails. Small investments in solvent drying and filtration capital made this problem evaporate for our downstream users.
More than one customer arrived in our offices with samples they thought displayed off-colors or blocking because of packaging. Experience shows the real culprit stems from under-controlled production at source plants, not barrels or drums. We spent considerable time calibrating our glass reactor and distillation train cleaning steps, leading to essentially no trace fouling or color formation after six months’ storage under warehouse or transit conditions.
Years formulating solvent and intermediate blends taught us that safety data on paper rarely predicts accident-free plants. Stable storage chemistry, clarity on flashpoints, and predictable handling under thermal load matter daily. We consult ongoing studies on eco-toxicity and biodegradation to benchmark against evolving regulatory standards. Our 2-Propenyl acetoacetate meets the strictest expectations for workplace labeling and personal protective recommendations. It provides the added benefit of omitting halogens and heavy metals that complicate waste scores or water treatment plans.
We regularly collaborate with customer safety teams to review tank farm and drum handling guidelines. Practical improvements sometimes stem from subtle factors, such as avoiding sensitizer-class impurities in the product, not broad-stroke data sheets. This “field-based” perspective, not just regulatory box-checking, genuinely reduces recordable incidents in both transport and end-use environments.
Continuity of supply marks the line between product launches and stalled plants. Our factory operates multiple, fully independent trains, each with isolated feedstocks, to hedge against market disruptions or force majeures. We overhauled our production planning during past years’ global transport swings, developing flexible logistics with verified storage partners across three continents. This approach insulates our customers from delays or speculative price hikes.
Feedback loops guide our continuous process upgrades. Polymer customers, noting viscosity drift during high-humidity months, prompted an overhaul of our warehouse HVAC and stabilization protocols – tracked by batch as needed and followed through to customer performance reports. Early detection systems for peroxide formation, combined with remote batch monitoring, flag any storage or distribution risk. Upgrades in our data tracking allow us to trace back to the precise reactor or operator shift when investigating any end-use anomalies.
The longevity of our partnerships demonstrates that chemical manufacturing rewards transparency and attention to detail. Our teams strive for open exchanges about product performance, even in tough situations where a result falls short of target. Many real-world stories from customers prove that it’s not certificates or packaging, but real production quality and field-oriented support, that solve recurring process hurdles. Clients who switched from lower-cost, less-controlled alternatives end up producing lower off-spec lots, securing higher regulatory clearance efficiency, and reducing downtime.
Open lines of technical discussion, batch review, and troubleshooting allow our partners to remain flexible and agile in evolving markets. We invest in personnel and equipment not for marketing edge, but because, over years, it pays out in repeat contracts and expanded application scope. The business value comes from concrete outcomes: cleaner runs, less waste, higher yields, and more predictable process performance.
No industrial environment is free from unexpected events. One recurring customer issue was persistent formation of trace color bodies during downstream crosslinking. Working shoulder-to-shoulder with their engineers, we traced the trouble back to mismatched stabilizer profiles in hot conditions. Tweaking our formula solved the problem by the next production campaign. In another case, a pharmaceutical partner faced variable product yields due to perceived moisture fluctuations. Our investigations suggested improper storage at the destination as the root cause, so we began offering in-line tank filling with monitored nitrogen blanketing, which resolved the issue.
Chemical traceability supports quick response to regulatory or technical questions on the fly. Batch-specific documentation gives full transparency during audits, tracebacks, or intellectual property reviews. Fast support and documentation provide supply chain peace of mind, especially in a climate where compliance documentation and product origin are under tighter scrutiny than ever.
Research teams in life sciences and specialty materials speak up about evolving reactivity needs or incompatibilities with new processing methods. Our product feedback loops drive us to experiment with fresh stabilizers, optimize packaging, upgrade tracking systems, and continually refine purity requirements. Recently, customers pursuing green chemistry demanded more sustainable process options, leading us to invest in solvent reclamation and minimize process emissions.
Production quality in specialty intermediates is not a fixed target. Year by year, tighter analytical methods, deeper dives into molecular interaction, and collaboration with end-user labs let us push margins further. We invite future partners to exchange experiences and help us shape the next improvements.
Chemical manufacturing rewards long-term focus on tangible process improvements, not just incremental paperwork. Our experience steers us to see specification, process control, end-user feedback, and continuous improvement as parts of one conversation. The journey from raw material tanker to laboratory flask, production tank to finished product, brings together practical realities from every corner of the supply chain.
Our approach to 2-Propenyl acetoacetate production has always started with an understanding that small improvements propagate through to the final application, directly affecting value. Our team’s commitment to real-world partnership, technical support, and safe, dependable performance has helped hundreds of customers overcome daily challenges and achieve better, more reliable results across every sector that depends on specialty esters. The difference begins on the shop floor and continues with every batch that leaves our gates.