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HS Code |
648092 |
| Chemicalname | 2-(4-Acetamidobenzylidene)malononitrile |
| Casnumber | 3716-93-0 |
| Molecularformula | C12H9N3O |
| Molecularweight | 211.22 |
| Appearance | Yellow crystalline powder |
| Meltingpoint | 191-193°C |
| Solubility | Slightly soluble in water, soluble in organic solvents |
| Boilingpoint | Decomposes before boiling |
| Density | 1.26 g/cm³ (approximate) |
| Storagetemperature | Store at room temperature, in a dry place |
| Purity | Typically ≥98% |
| Synonyms | CS gas; CS-1; o-Chlorobenzylidene malononitrile |
As an accredited 2-(4-Acetamidobenzylidene)Malononitrile factory, we enforce strict quality protocols—every batch undergoes rigorous testing to ensure consistent efficacy and safety standards.
| Packing | The chemical is supplied in a 25g amber glass bottle, sealed with a screw cap, and labeled with hazard information and lot number. |
| Shipping | 2-(4-Acetamidobenzylidene)Malononitrile is shipped in tightly sealed containers, protected from light and moisture, and clearly labeled according to chemical safety standards. Transit adheres to regulated hazardous material guidelines, with packaging designed to prevent leaks or spills. Shipment includes comprehensive safety documentation (SDS) and complies with international and domestic transport regulations. |
| Storage | Store **2-(4-Acetamidobenzylidene)malononitrile** in a cool, dry, well-ventilated area, away from direct sunlight and incompatible substances such as strong oxidizers or acids. Keep the container tightly sealed and clearly labeled. Avoid exposure to moisture and sources of ignition. Use proper personal protective equipment (PPE) when handling and ensure compliance with local regulations for hazardous chemicals. |
Applications of 2-(4-Acetamidobenzylidene)Malononitrile in Industrial Manufacturing2-(4-Acetamidobenzylidene)Malononitrile serves as a specialized intermediate in multiple industrial sectors, mainly focusing on downstream value addition in chemical synthesis and advanced material fabrication. As the direct manufacturer, we supply this compound at a purity and specification level required by rigorous industrial customers. Below we outline key application fields, each supported by authentic compliance practices, engineered usage parameters, process details, and actual end products in global markets. 1. Pharmaceutical Intermediate for Heterocyclic SynthesisPharmaceutical manufacturers use this compound as a precursor during the synthesis of heterocyclic scaffolds, especially in advanced research and development labs working on new drug candidates. It enters multi-step organic reactions, facilitating the formation of benzylidene- and malononitrile-fused heterocycles, which are vital building blocks in CNS, anti-cancer, and anti-inflammatory drug research. Selection of this intermediate depends on high purity, documented impurities, and validated functional performance in downstream coupling reactions. Industry compliance standards
Typical usage ratio
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2. Advanced Dye and Pigment PrecursorColorant producers employ 2-(4-Acetamidobenzylidene)Malononitrile in the targeted synthesis of azo, anthraquinone, and phthalocyanine pigment intermediates. Its electron-rich acetamidobenzylidene structure supports extended conjugation, which is crucial for tuning absorption wavelengths and color fastness. Major dye houses integrate the compound under tightly controlled ratios, focusing on consistency in large-scale pigment synthesis for fiber and polymer applications. Industry compliance standards
Typical usage ratio
Downstream process integration
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3. Specialty Organic Semiconductor Synthesis2-(4-Acetamidobenzylidene)Malononitrile is utilized by electronics chemicals manufacturers producing organic semiconductor precursors, particularly for polymer-based OLED and OFET materials. Its molecular geometry and electron acceptor units make it suitable for synthesis of extended pi-conjugated molecules used in thin film electronics. Strict batch consistency and purity are essential due to high device performance standards in downstream integration. Industry compliance standards
Typical usage ratio
Downstream process integration
Final product types
4. Analytical Chemistry Reagent ManufacturingChemical standards and analytical reagent manufacturers use 2-(4-Acetamidobenzylidene)Malononitrile as a component for developing reference solutions and chromophore-labeling agents. Its strong absorbance in the UV-visible range and known reaction profile make it valuable for custom analytical kits and spectrophotometric methods deployed in environmental, food, and pharmaceutical QC laboratories worldwide. Every batch undergoes stringent release, matching certified reference standards as required by end users. Industry compliance standards
Typical usage ratio
Downstream process integration
Final product types
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In our facility, daily work with specialty chemicals like 2-(4-Acetamidobenzylidene)malononitrile gives us a close look at what matters on the production floor and beyond. True, the name can look intimidating to those outside of our field, but this compound stands out for solid reasons, both in terms of chemistry and practical use. Drawing from experience blending, purifying, and shipping this material in different grades and batch sizes, we’ve learned how unique features shape its appeal and reliability for various buyers.
Our lab team examines every batch of 2-(4-Acetamidobenzylidene)malononitrile for consistency. Small changes in crystal size or color suggest process differences that can impact downstream applications. This compound’s molecular structure—an acetamidobenzylidene group bonded with active nitrile groups—makes it a valuable intermediate, especially where both aromatic and electron-withdrawing properties are needed.
Those working in dye and pigment development value this structure for introducing color fastness and clear, vivid tones. In our dye-partner relationships, we notice how switching to this compound as a core building block helps clients achieve more stable hues compared to similar malononitrile derivatives. They often report less fade in textiles, as the acetyl protection remains robust against everyday exposure.
Our production team pays close attention to purity, focusing on free-flowing powder form and solubility, since quality impacts integration into ongoing reactions at the customer’s site. We developed an internal filtration step, based on customer feedback, to target trace byproducts and dust, which seemed minor but actually affected batch reproducibility on their end. With that change, complaints about filtration time during scale-up nearly vanished.
From our perspective, specifications shouldn’t just reflect textbook figures. Getting purity levels above 98 percent may look impressive, but it’s not always the answer for everyone—especially if the marginal gain doesn’t affect fundamentals like color or yield in an actual application. For fine chemicals, the right question is whether the grade matches the customer’s process, not whether we top last month’s LC/MS readout.
We standardize for melting point and water content, taking into account the specific needs of each production run. Crystals should melt in a narrow range, a sign of unambiguous structure. Slight moisture can cause clumping or inconsistency, so our dryers get heavy rotation. Still, in some custom routes, a small water content doesn’t disrupt performance—here, tightening specs would only slow things down and add cost without a noticeable benefit.
We also keep the supply chain in mind. Sometimes, just meeting international shipping’s regulatory rules for storage and transport can trigger a rethink of packaging to avoid unnecessary delays. If a client’s process involves dusty or haphazard workspace conditions, we suggest packaging that reduces airborne particles, since it’s both safer and leads to better downstream performance.
In this industry, buyers often weigh malononitrile derivatives against one another. From firsthand discussions, the deciding factor rarely boils down to a single data point. Traditional malononitrile lacks the aromatic ring protection found in 2-(4-acetamidobenzylidene)malononitrile, which means reactions can run hotter and need additional purification. Some other benzylidene malononitriles lack acetyl protection, making stability under processing heat unpredictable. In side-by-side trials, customers said batch failure rates dropped after swapping to our acetylated product, especially during repeated cycles under industrial lights or moderate humidity.
We’ve seen this compound hold up better under stress, resisting hydrolysis, especially in waterborne dye or pigment systems. The acetyl group attached to the amino ring reduces the chance of uncontrolled decomposition, which can introduce color bleed or waste. Lower grade versions, or those produced without proper temperature control, tend to darken faster and leave spots in final products—a huge problem for anyone making high-purity pharmaceutical intermediates.
Among our own product line, the biggest differences relate to degree of purification and packaging. Lower purity versions from past years, intended for bulk dye customers, barely passed basic QA standards for today’s pharmaceutical partners. So, over time, we adjusted our crystallization protocol and started offering micro-packaged, high-silica containers by default for demanding buyers. This helped maintain batch-to-batch reproducibility, a point pharmaceutical chemists keep pushing for.
Most inquiries about 2-(4-acetamidobenzylidene)malononitrile originally came from dye and pigment formulators. Later, researchers in fine organic synthesis took notice, reporting that this molecule provided a more selective route to certain heterocyclic compounds. We field requests for custom batch sizes, especially when labs try to scale up from gram scale to bench or pilot scale and need assurance that the next drum will match the last.
A unique property our partners mention is the ability to fine-tune color outcomes without unpredictable side reactions. Textile makers found fewer off-shades in final fabric runs. For labs creating energy-storing devices, the rigid molecular backbone helps anchor organic semiconducting units, creating stable films for electronic devices.
Some customers initially overlooked the importance of the acetyl function, then observed how upgrading to this compound improved reaction yield by reducing side-product formation. Reports suggest this simplifies the downstream workup, saving both wastage and solvent. Those working in more regulated sectors, like pharmaceuticals, appreciate the low bioburden and trace metal levels in our product—each lot undergoes additional checks for elemental impurities, as those same metals can disrupt drug synthesis or regulatory submissions.
In daily practice, attention to the fine details of handling and shipment makes a huge difference. 2-(4-Acetamidobenzylidene)malononitrile is sensitive to both light and moisture, so we never leave batches exposed on the loading dock. Switching to opaque, sealed packaging helped eliminate surface yellowing, which used to show up on customer batch records as “unexpected residue.” That sort of incident reveals how small steps in handling ripple downstream.
Scalability often presents a challenge in specialty chemical manufacturing, but this product’s relatively straightforward synthesis and stable intermediates mean it scales well from tens of grams in the lab to metric tons per month on the factory line. Maintaining that scalability called for strict in-line QC—tiny differences in reaction temperature or solvent quality would manifest as yellow or brown tinges, so we modified our reactor scripts to prevent drift.
Some years, we face input shortages for precursor chemicals. Anticipating such constraints, we built up alternative sourcing routes and buffer inventory to keep order timelines consistent. This commitment grew from hard lessons when rushed procurements in volatile markets resulted in quality slips and extra purification cycles.
Beyond molecular structure, our regular field visits reveal real-world customer priorities. For example, small manufacturers rely on predictability, not just spec sheet purity. If a lot doesn’t perform, entire days of production can be lost—not to mention damage to reputation. That’s why we continually invest in reproducibility and fast, transparent communication with technical teams. If a customer’s finished batch looks off, our team deep-dives into shipment logs, moisture records, and even atmospheric pressure changes during transit, comparing them to our own logs to troubleshoot swiftly.
Steadiness of supply is as important as certificate readings. Customers want assurance that their next order, no matter the size, won’t spark a line shutdown. Adapting to their delivery preferences—scheduled shipments for some, just-in-time for others—became an advantage in a sector known for rigid, one-size-fits-all practices.
Some larger clients share details from their process optimization reviews, providing clues to tweak particle size or adjust drying protocols. This close collaboration shapes our response to industry changes far better than just following published trends or chasing new certifications.
Novelty only goes so far without a proven record. Many buyers call after a run of out-of-spec material from other vendors has disrupted their own lines. We audit each production stage, not just final QC, tracking trends in reaction kinetics and impurity profiles. If a shift in raw material sourcing drives a change in product color or melting point, we correlate those incidents to avoid repeating errors. Several times, adjusting filtration or drying cycles, based on advanced batch analytics, provided the stability long-term buyers noted in feedback surveys.
We’ve introduced periodic reviews involving both QA and production, cross-checking customer feedback with our own trend analysis. Sometimes, a small tweak in pH during crystallization cut down on fine dust, which not only affects customer handling but even sensor readings in their automated feeders. Over time, the effort spent on minor improvements delivers far more benefit than racing to be first with a marginal spec increase that doesn’t matter to the end process.
Our control process didn’t stop with product leaving the door. Checking how lots perform in customer labs, sharing traceable data for every container, and capturing real-world complaints drive ongoing improvements. The best results have come from early and open sharing of batch changes—making sure customers are ready for any minor shift stemming from new filtration or packaging approaches.
Chemicals that cross international borders hit a thicket of rules. Our compliance staff watches both local and global updates, flagging rule changes that could affect labeling, documentation, or allowable residue levels. This vigilance helps our shipments move through customs efficiently, avoiding costly delays that can ripple down to failed product launches for our customers.
On the environmental side, feedback from partners in the textile and specialty pigment space pushed us to review not just waste-output but cradle-to-gate resource consumption. Working with them, we looked for ways to cut volatile solvent use by optimizing distillation and switching to less persistent packaging. Some steps took several months to implement, but the results included fewer customer complaints about residual odors or off-colors and less material disposal at their end.
Some chemical products historically generated more process waste or byproducts that downstream users had to handle. With 2-(4-Acetamidobenzylidene)malononitrile, strong batch yield, clean reactions, and reduced byproduct formation help minimize both cost and environmental load. Our plant invested in solvent recovery and secondary purification to pull more product from each batch, lowering the total waste stream per kilogram.
Long-term buyers taught us the value of clear technical support. It’s not just about answering questions on solubility or melting point, but sharing lessons from scale-up attempts or unexpected incompatibilities. A pharmaceutical customer, for instance, identified a small impurity that compromised crystallization, prompting a revision in our raw material supplier qualification. For pigment or electronic material makers, even slight residue levels from previous runs have affected surface finish, nudging us to run empty line washes between critical changeovers.
Sometimes, a straightforward fix—upgraded packaging liners or tighter capping—solves storage or clumping issues that plagued early batches. By sharing disposal tips or safe-handling practices, we’ve helped customers manage any waste with fewer headaches, saving both them and us on compliance reviews.
We train staff to handle repeated technical calls with the same thoroughness as first-time questions, seeing these not as interruptions but as a window into real-world chemistry challenges. Over time, this type of engagement builds trust, allowing our clients to raise minor concerns before they become large-scale problems.
It’s easy for sellers to promise that one chemical outperforms all others in every possible scenario. Our time in the field taught us to point out both strengths and limitations. For example, 2-(4-acetamidobenzylidene)malononitrile works wonders in dyes and as an intermediate in specific organic syntheses, but it doesn't fit every need. Its sensitivity to hydrolysis under strong acid means customers in harsher chemical environments must plan accordingly, often opting for more robust alternatives.
Purity peaks don’t always equate with end-use gains, especially in bulk dyeing, where the final product tolerates small impurities. The real differentiator becomes predictability of batches, and how well test lots translate to full-scale operation. Here, side-by-side comparisons in customer labs highlighted fewer incidents of clumping and reduced pigment streaking compared to lower-grade alternatives.
Recent supply disruptions worldwide reinforced the need to plan ahead. Customers switching suppliers mid-stream uncovered differences in handling, packaging sizes, and even QA language. In those moments, a reputation for speaking plainly about limitations and potential issues—like storage temperature ranges or compatibility with certain solvents—counted more than technical claims.
The demands facing producers and users of 2-(4-Acetamidobenzylidene)malononitrile continue to grow as regulations tighten and end-users refine their expectations. We’ve committed to ongoing investment not only in quality control but also in process flexibility, adapting both purification techniques and batch-recording software. In recent development cycles, we piloted semi-automated recipe adjustments, allowing us to dial-in specific particle sizes or purity levels based on client demand for new applications.
We keep an active exchange with leading users—sharing insight into emerging needs such as low-residue requirements for microelectronics, or revised contaminant limits for light-stable textile dyes. Each major process update includes validation lots sent to key customers, ensuring that process tweaks land well in real-world settings. Insights from those partners often spark further upgrades in our equipment and training.
The future of specialty chemicals doesn’t belong to producers who hide behind technical jargon. Instead, it belongs to companies that listen closely, respond with agility, and have a deep understanding of the link between production floor details and downstream results.
Hands-on work with 2-(4-Acetamidobenzylidene)malononitrile, from weighing raw materials to reviewing QC charts, shapes our understanding more deeply than any tech paper. No two customers or processes are alike, and nuances—from slight tweaks in packaging to real-time help on scale-up problems—add up over the course of thousands of shipments and interactions.
Walking through production, talking with operators, or troubleshooting with customers offers more guidance than routine spec lists. We learn to spot patterns, like the recurring importance of moisture control or the subtle impact of crystalline form on reactivity. As regulatory expectations rise, flexibility and transparency became just as important as process precision.
We see our product as a partnership with each customer, not a transaction. By staying close to real-world needs and sharing what we know about both strengths and pitfalls, we build a collaborative path forward. What matters most at the end of the day isn’t molecular novelty—it’s consistency, clarity, and the ability to learn from each new use. Our commitment to continuous improvement, based on daily plant experience and honest dialogue, keeps us moving ahead with those we serve.