|
HS Code |
161987 |
| Chemical Name | P-Nitro Benzyl Acetoacetate |
| Molecular Formula | C11H11NO5 |
| Molecular Weight | 237.21 g/mol |
| Cas Number | 3133-36-4 |
| Appearance | Yellow to orange crystalline powder |
| Boiling Point | No data available (decomposes) |
| Melting Point | 72-74°C |
| Solubility | Soluble in organic solvents such as methanol and ethanol |
| Purity | Typically ≥98% |
| Storage Conditions | Store in a cool, dry place away from light |
| Synonyms | 4-Nitrobenzyl acetoacetate |
| Smiles | CC(=O)OCc1ccc(cc1)[N+](=O)[O-] |
| Applications | Pharmaceutical intermediate, organic synthesis |
| Density | No data available |
| Hazard Classification | May cause irritation to skin, eyes, and respiratory tract |
As an accredited P-NITRO BENZYL ACETOACETATE factory, we enforce strict quality protocols—every batch undergoes rigorous testing to ensure consistent efficacy and safety standards.
| Packing | P-Nitro Benzyl Acetoacetate, 100g, is packed in a sealed amber glass bottle with a screw cap, labeled with handling instructions. |
| Container Loading (20′ FCL) | Container Loading (20′ FCL): P-NITRO BENZYL ACETOACETATE packed in 200 kg HDPE drums, 80 drums per container, total 16 MT. |
| Shipping | P-Nitro Benzyl Acetoacetate is shipped as a chemical reagent under appropriate safety regulations. It is typically packaged in sealed, labeled containers to prevent leakage and contamination. The shipment must comply with hazardous material guidelines, including cushioning, secure storage, and proper documentation. Avoid exposure to heat, moisture, and direct sunlight during transit. |
| Storage | P-Nitro Benzyl Acetoacetate should be stored in a tightly closed container, in a cool, dry, well-ventilated area away from sources of ignition and direct sunlight. Keep it away from incompatible substances such as strong oxidizing agents, acids, and bases. Recommended storage temperature is 2-8°C (refrigerated). Ensure proper labeling and access only to trained personnel. |
| Shelf Life | Shelf life of P-Nitro Benzyl Acetoacetate is typically 2 years when stored in a cool, dry place, tightly sealed. |
Competitive P-NITRO BENZYL ACETOACETATE prices that fit your budget—flexible terms and customized quotes for every order.
For samples, pricing, or more information, please contact us at +8615371019725 or mail to sales7@boxa-chem.com.
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We have worked with P-Nitro Benzyl Acetoacetate through cycles of process change, market volatility, and shifts in global regulations. Years of hands-on synthesis have taught us more than any catalog listing or sales summary ever could. P-Nitro Benzyl Acetoacetate is not just another chemical offered to fill out a brochure. It has become a cornerstone in many targeted applications because of its reactive profile and adaptability. Our technical team has built and refined our own production lines for this compound, which means we know its behavior under practical conditions – not just lab benches.
We see the value of P-Nitro Benzyl Acetoacetate most clearly where selectivity matters. Unlike run-of-the-mill benzyl derivatives, this compound offers a unique balance of functional groups. The presence of a nitro group on the para position introduces electron-withdrawing characteristics, which shapes its reactivity in nuanced ways. Chemists can achieve transformations with higher yields or distinct selectivity by leveraging these features. In contrast, more basic benzyl acetoacetates fail to deliver this level of control, especially in synthetic pathways where precision is non-negotiable.
Our production process centers around safeguarding consistency at each stage. We have updated reactor design and purification steps several times to ensure the p-nitro substitution never fluctuates batch to batch. Advanced chromatography and spectral analyses drive each lot’s release, a practice rooted in real-world feedback from partners who depend on tight purity thresholds. We do not rely on generic blending or post-processing gimmicks to “even out” the quality. Rather, our focus stays on getting the core reaction and isolation right from the start.
P-Nitro Benzyl Acetoacetate occupies a niche in organic syntheses that call for robust acetoacetate functionality, paired with a nitro-activated aromatic ring. Chemists in our buyer feedback circle frequently use it to build heterocycles, develop pharmaceutical intermediates, and manufacture specialty dyes. They mention how its substitution pattern makes certain alkylations or transesterification steps more reliable. We have had researchers tell us that switching from unmodified benzyl acetoacetates to the p-nitro analog directly improved yields of target compounds, or made previously stubborn steps proceed cleanly.
Some of our customers use it to introduce the benzyl moiety as a temporary protecting group, which can later be selectively removed thanks to the directing effects of the nitro group. Others draw on its electron-deficient nature to push coupling reactions that struggle with straightforward substrates. These operational advantages are not theoretical to us. They come from rounds of process feedback, piloting, and customer troubleshooting. The most valuable manufacturing technology is the ability to tweak and learn, not just dispense off-the-shelf.
As the original manufacturer, we have engineered several model grades over years of interaction with diverse users. Most orders leave our facilities at >99% HPLC purity, with targeted moisture and residue levels kept far below limits that impact advanced syntheses. We build our filtration to remove even trace byproducts that, although often ignored by other suppliers, can derail downstream steps or introduce regulatory headaches. For customers working at the cutting edge of medical intermediate synthesis, we routinely run custom analytics – NMR, LC-MS, and end-to-end impurity tracking – to meet increasingly strict requirements.
Other suppliers sometimes offer only technical grades with less control over contaminants or molecular uniformity. We've learned firsthand how seemingly small differences in byproduct profile can snowball through multi-step synthesis campaigns, resulting in lost productivity and regulatory delays. Years ago, a client trying to scale up a colorant precursor flagged "invisible" impurities in commercially available material; after switching to our tighter separation protocol, their plant saw reduced interim purifications and a smoother final product. This feedback loop with active producers sharpens every step we take in-house.
Repeated feedback from clients confirms a key point: the intended application always determines what matters in real-world synthesis. Pharmaceutical manufacturers want predictable reaction profiles with as few impurities as possible to cut out post-reaction scrambles. Dye and pigment specialists look for color uniformity and processing stability, both tied directly to starting material consistency. Our in-house process engineers have responded to these demands by redesigning purification stages, upgrading quality control, and regularly auditing raw material streams. We have learned to never rely on a one-size-fits-all approach or overpromise about "acceptably close" specifications. Instead, open dialogue and willingness to adjust production protocols have led more clients to rely on us directly rather than gamble on the open market.
Generic offerings rarely come with a detailed, traceable batch history or direct manufacturer support. We have built up traceability by implementing full batch logging and third-party, independent certificate validation at customer request. Our customers know that questions about trace metals, solvent residues, or specific optical rotations will reach someone with first-hand knowledge – not a go-between without plant access. That level of accountability stems from being closely involved in every aspect of the supply chain, not outsourcing pivotal steps.
Lab-scale success needs to scale into plant-ready reality, where failed batches translate directly into lost revenue and project setbacks. Years ago, we helped a specialty pharma producer transition from pilot to full commercial scale for an intermediate derived from P-Nitro Benzyl Acetoacetate. Early trial lots showed trace acetic acid that consistently upset downstream amination. Instead of shifting responsibility, we mobilized our production and analytical teams for root-cause tracing, ultimately pinpointing an upstream reagent moisture issue. The result led to process changes that not only fixed the customer’s yield loss but improved our baseline purity for all future lots.
Another case came from a research lab preparing a new class of agrochemical actives. Their synthetic route was highly moisture sensitive. Off-the-shelf acetoacetates carried high enough residual water to disrupt temperature control and produce lumps during scale-up. We responded by adding in-line drying and powdered handling protocols, reducing their failure rates and shaving hours off each shift. Our response was never to blame technique or suggest “good enough” alternatives, but to integrate the real-world needs of production chemists into our own operations.
Demand for precision chemistry keeps rising, driven by innovations in medicinal, materials, and agricultural research. P-Nitro Benzyl Acetoacetate finds its place in reactions requiring high selectivity and reproducibility. It steps in where less substituted acetoacetates falter, particularly under coupling or asymmetric synthesis conditions. We have supplied it for syntheses where enantiomeric purity must be protected at every turn, and for intermediates under tight stereochemical control. The push for greener chemistry has seen more of our partners install recovery and recycling systems, so we've integrated feedback on solvent compatibility and downstream handling to help them run cleaner, more predictable processes.
The compound’s utility isn’t built around volume or low-cost churn. Many customers run specialized processes requiring only bespoke lots, while others order in scale for longer campaigns. We keep our minimum lot sizes flexible, ship globally, and routinely consult customers on customized orders to fit their synthesis needs. This level of engagement doesn’t come from brokerage – it comes from decades of tweaking all aspects of our process flow, equipment parameters, and supply relationships to maintain long-term consistency.
A frequent question from new clients asks how our P-Nitro Benzyl Acetoacetate differs from standard grades or “generic” sources. Surface comparisons often focus on purity or price, yet the real benefits show up downstream. Lower-grade material can carry over unspottable process residues, inorganics, or solvent artifacts that only reveal their impact late in the synthesis pipeline. Chemists working with these subtle impurities spend more time chasing batch-to-batch anomalies, yield drops, or regulatory alarms.
We have invested in advanced process control for our own needs as much as for our clients. A few years back, as regulation shifted around key starting reagents, we reformulated our upstream supply approach, designing new vetting and testing steps that kept our process steady while others scrambled to adjust. This foresight owes more to living through the process than reading a spec sheet. We focus on root-cause thinking: anticipating which variables will upset critical reaction outcomes, and not flying blind with third-party sourced intermediates.
Our focus stays on prevention rather than cure. Instead of cutting steps for short-term savings, we prioritize keeping uncontrolled byproducts out of the system. Our purification setup removes side products introduced by heat or pH stress. Finished product moves only after triple-verification on instrument suites built for quantitative and trace-level diagnostics. Every packed lot leaves our warehouses tracked down to the source and processing batch.
Markets for fine and specialty chemicals remain in flux. New environmental restrictions, regional trade barriers, and evolving downstream requirements all affect choice of intermediates. We make a point to stay informed about changes that can impact synthesis schemes – whether a pharma company is about to lose a path to an old reagent or a research lab anticipates tighter reporting standards. Rather than cut corners, we have built out compliance packages, documentation, and in-house auditing that keeps our partners ahead of shifting regulatory lines.
Global trends also require sustainable, scalable processes. Energy efficiency, water management, and waste minimization are now standard features in chemical manufacturing. In our own plant, we have replaced legacy reactors with optimized, closed-loop systems to reduce emissions and solvent losses. We source reagents from vetted suppliers practicing responsible manufacturing. We regularly revalidate our processes for compliance with ISO standards and customer-supplied audit checklists. Sustainability conversations aren't PR to us – the economics of chemical manufacturing demand resource conservation, and smarter process control leads to fewer run-to-failure cycles and more reliable supply.
We take pride as the original manufacturer in constant adaptation. Achieving top quality for P-Nitro Benzyl Acetoacetate never came from standing still. Each improvement arose through learning from what the field required – more than from abstract technical wish lists. In a world of shifting regulations, rising analytical standards, and crowded markets, direct experience, real plant data, and customer partnership make a difference.
New applications emerge every year, as organic chemistry tools broaden and research interests diversify. Our team takes every opportunity to listen to user needs, from kilo-lab feedback to full plant troubleshooting. This practice enables shorter lead times for emerging requests, reduces risk on customer lines, and supports novel processes with timely, fit-for-purpose chemistry.
Ultimately, our long-standing relationships start with keeping the promises our material makes possible: clean chemistry, predictable results, responsible manufacturing. We stand behind every lot of P-Nitro Benzyl Acetoacetate with the same care and engagement that has carried us through decades of changing markets, scientific milestones, and regulatory demands. We welcome every chance to innovate alongside our partners, ensuring tomorrow’s breakthroughs receive the foundation they deserve.