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HS Code |
225751 |
| Name | 4-Chlorobenzoylacetonitrile |
| Cas Number | 2717-34-4 |
| Molecular Formula | C9H6ClNO |
| Molecular Weight | 179.60 |
| Appearance | White to off-white crystalline powder |
| Melting Point | 90-94°C |
| Solubility | Slightly soluble in water, soluble in organic solvents |
| Purity | Typically ≥98% |
| Smiles | C1=CC(=CC=C1C(=O)CC#N)Cl |
| Inchi | InChI=1S/C9H6ClNO/c10-8-3-1-7(2-4-8)9(12)5-6-11/h1-4H,5H2 |
| Storage Temperature | Store at 2-8°C |
| Synonyms | p-Chlorobenzoylacetonitrile; 4-Chlorophenylacetoacetonitrile |
As an accredited 4-Chlorobenzoylacetonitrile factory, we enforce strict quality protocols—every batch undergoes rigorous testing to ensure consistent efficacy and safety standards.
| Packing | A 100g amber glass bottle securely sealed, labeled "4-Chlorobenzoylacetonitrile," with hazard pictograms and detailed safety and handling instructions. |
| Shipping | 4-Chlorobenzoylacetonitrile should be shipped in secure, chemical-resistant containers, clearly labeled and tightly sealed to prevent leaks. It must comply with relevant regulations for hazardous materials, including appropriate documentation. Transport should avoid extreme temperatures and physical damage, and personnel should use suitable protective equipment during handling and shipping. |
| Storage | 4-Chlorobenzoylacetonitrile should be stored in a tightly sealed container in a cool, dry, and well-ventilated area, away from sources of ignition and incompatible substances such as strong oxidizers. Protect from moisture and direct sunlight. Label the container clearly and keep it in a designated chemical storage cabinet, preferably specifically for hazardous organic chemicals. |
Applications of 4-Chlorobenzoylacetonitrile in Industrial Manufacturing4-Chlorobenzoylacetonitrile serves as a critical chemical intermediate in multiple industrial value chains, supporting the synthesis of specialty pharmaceuticals, agrochemicals, advanced pigments, and select fragrance components. Our manufacturing expertise ensures precise quality tailored for process integration in high-value downstream applications. 1. Pharmaceutical Intermediate SynthesisPharmaceutical companies frequently select this compound as an advanced intermediate to build substituted heterocycles, such as pyridines and benzothiazoles, for active pharmaceutical ingredient (API) development. It acts as a carbon–carbon bond building block within multi-step syntheses targeting drugs for central nervous system, cardiovascular, and anti-infective markets. The controlled introduction of the chloroaromatic motif allows fine-tuning of final molecule pharmacodynamics, with the nitrile group providing sites for direct amide or acid transformation. Production sites manage solvent selection and temperature control closely to minimize byproduct formation and support robust impurity profiles for regulatory approval. Industry compliance standards
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2. Agrochemical Active Ingredient ManufacturingMajor agrochemical companies incorporate this intermediate for the synthesis of substituted benzoyl group-containing herbicides and fungicides. Its use supports chlorinated moiety introduction in downstream products, influencing both field activity and compound stability. Accurate metering and attention to co-reactants allows scale-up while minimizing formation of chlorinated byproducts and waste. Process engineers optimize pH and solvent to achieve proper selectivity and maintain contaminants well below agricultural tolerance thresholds. Final purification steps must meet crop protection regulatory benchmarks. Industry compliance standards
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3. Pigment and Dye Intermediate ProductionThe fine chemical sector adopts 4-chlorobenzoylacetonitrile as a key intermediate in synthesizing specialty dyes and advanced pigments. Its integration introduces controlled aromatic substitution beneficial for photostability and color fastness in organic pigment products. Process chemists leverage the compound during Friedel–Crafts and related condensation reactions, ensuring consistency in product tone and granularity. Downstream filtration and recrystallization tune pigment particle size according to specific textile or plastics customer requirements, with strict in-process QC to prevent off-shade batches from reaching the market. Industry compliance standards
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4. Fragrance Intermediate DevelopmentAromachemical producers utilize this intermediate to build aromatic structures required in complex fragrance molecules, especially musk and balsamic notes. Reactivity patterns of the chloroaromatic core allow for controlled modification of volatility and persistence in the final fragrance ingredient. Mixing schedules, solvent selection, and thermal cycling must be tightly managed to suppress unwanted side-reaction products, maintaining olfactory consistency batch to batch. Finished intermediates must undergo comprehensive GC/MS purity and odor evaluations to satisfy downstream blending specifications. Industry compliance standards
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Working for over a decade at a chemical production site grants a different view of intermediates like 4-Chlorobenzoylacetonitrile. There is more than a CAS number or molecular formula in play—this substance shapes the backbone of many advanced molecules in pharmaceuticals and agrochemicals. Production decisions aren’t simply about offering a material with formula C9H6ClNO. Our real culture revolves around anticipating your research or production needs, then matching those with consistent, reproducible supply.
The model most requested by our partners features purity >99%, produced through direct chlorination routes under tightly controlled reaction and workup conditions. Faced with requests from major generic pharma developers and several crop science companies, we optimized our crystallization approach. Whether dealing with multiton campaigns or specialized kilo-lab orders, we routinely tune the product’s physical profile so it isn’t just white powder but a reliable, easy-to-handle grade, screening out problematic oily fractions or colored impurities that can persist through inadequate filtration or washing.
Many buyers initially view 4-Chlorobenzoylacetonitrile as ‘just an intermediate.’ Thinking this way ignores its role in shaping downstream process economics and regulatory documentation. In fields like benzodiazepine API manufacturing or certain pyrethroid insecticides, this intermediate carries every bit of impurity load into later synthesis steps. Time after time, we have seen how poorly controlled material can derail scale-up. Unwanted isomers or traces of side-products force repeated extractions, compromise safety, or leave failures at the QA/QC stage.
From the manufacturing floor, selectivity and workup reliability set our version apart. Competing materials sourced from traders sometimes arrive with high moisture, bulk packed, or stored too long in unsanitary environments. When granulation goes off or the product cakes, one must question handling integrity—it will not grind out well in pilot or factory. Long years blending chemical engineering know-how with practical experience have taught us that process engineers want to avoid extra sieving or drying steps. The goal is simple: receive a drum, open it, load it precisely with minimal adjustment.
Every batch of 4-Chlorobenzoylacetonitrile starts with a planning session led by production and analytical teams. Chlorination of benzoylacetonitrile isn’t simply a matter of tossing chemicals together. Jacketed reactors, continuous pH control, leak-proof ORP monitoring, and gas scrubbing are all part of daily life. This vigilance guarantees cutting off byproduct formation like multi-chlorinated species or unexpected rearrangement output.
Process optimization isn’t theoretical. During early years, we ran head-to-head tests with overseas samples, benchmarking melting points, impurity indexes, and stability at room temperature. It’s not only regulatory filings that demand these checks. Feedback from chemists working on heterocycle synthesis reminded us how even one percent moisture raises operational headaches during Grignard or metalation steps. We learned to tailor our drying and packing methods, eliminating moisture pickup by selecting drum linings and nitrogen inerting where needed.
When customers aim for targets in CNS drug pipelines or novel insecticides, their reaction steps seldom forgive metals, halides, or residual acids. Addressing this, we double down with in-process controls and post-production analytics, cutting down residual acids to under 0.05%. Each batch leaves our plant with full GC and titration profiles. Having participated in dozens of vendor qualification audits, we know sourcing managers closely scrutinize not just CoA sheets but real practices—extraction solvents, time intervals before final drying, and weekly calibration of test equipment.
Trade demand often focuses on price per kilo or quick shipment. These factors matter, but end-users remember us for consistency and technical support. Standard products offered from large brokers don’t reflect the story behind their manufacture. Bulk traders sometimes repackage and resell several origins together, risking batch-to-batch variance. Synthetic history disappears, with subtle differences in pH, bulk density, or aging profile. Our partners—especially those who run multi-stage kilo lab sequences—note the value in knowing the full synthesis record and having repeat runs of nearly identical material.
One significant point of technical separation lies in handling crystalline impurities. With in-factory technical know-how, we control cooling rates and filtration efficiency at a level usually unavailable in contract or non-specialist settings. Bench tests over several campaigns demonstrated that slow-cooled, properly filtered 4-Chlorobenzoylacetonitrile delivers easier downstream processing and less color carryover—qualities that matter for teams manufacturing sensitive drug precursors.
Over time, our engineers have developed proprietary adjustments that reduce need for post-delivery purification. These tweaks are simple, like drying under controlled airflow versus oven heating, but they save our customers hours of rework. One research partner once shared that using generic grades forced an additional recrystallization, delaying pilot output by a week. Our product runs straight into most downstream steps, minimizing solvent and time waste.
Chemical manufacturing has evolved. Safety and responsibility are values held by every operator and manager in our plant. During the handling and production of 4-Chlorobenzoylacetonitrile, staff follows strict personal protection routines. Chlorinated organics require enclosed systems, scrubbers, and airtight handling to avoid fugitive losses. This isn’t just about regulatory compliance—real-life experience shows minor lapses carry both reputational and financial cost.
Our plant treats all generated waste with on-site solvent recovery and secondary neutralization lines. Over the past five years, site EHS audits pushed us to improve both our energy management and closed-loop usage of raw materials, cutting chemical loss and making batch-to-batch outcomes more predictable. This investment pays off in the stability of our product’s analytical profile and ensures output meets requirements for international shipment.
Environmental responsibility now shapes many of our development decisions. Collaborating with customers that hold global regulatory approvals, we monitor residual solvent levels and track every byproduct. This culture of scrutiny builds trust—long-term users often request batch runs timed with their own process schedules, something only a hands-on producer can arrange reliably. If a deviation ever occurs, our technical staff provide direct follow-up, tracing and resolving the problem with the next batch run.
Shipping schedules and logistics matter in specialty chemical sourcing. We operate our own QA-linked warehouse, preventing both product contamination and delivery delays. This approach emerged from hard lessons with third-party warehousing, which sometimes mishandled temperature-sensitive material. By handling packing and shipment directly, our team guarantees both timely delivery and full temperature tracking, backed by actionable batch records ready for customer audit at any moment.
End-users in drug and agrochemical R&D report back to us with practical challenges—some need modified product particle size, others prefer certified low trace metal grades. Unlike distributors piecing together orders from scattered stocks, our internal system tracks these requests and provides custom intermediate options. In one case, a European API group required coordinated lot production timed to their campaign and documented to a specific impurity threshold. Our direct involvement meant they avoided months waiting or running excess cleaning steps.
Technical support doesn’t stop after delivery. Our analytical chemists work side-by-side with application teams at customer sites. This means answering questions about compatibility with process reagents, or helping investigate unexpected reaction outcomes tied back to intermediate sources. Such support stems from ongoing professional relationships, not transactional sales. Engineers planning new syntheses often call for specific guidance on integration, blending, or reaction time tuning with our batches.
Most chemists don’t see what happens upstream before a product arrives at their plant. Every charge of 4-Chlorobenzoylacetonitrile that leaves our facility has passed through more than just standard checks. We physically grind, sieve, and check flow properties in trial batches, simulating both lab and plant conditions. This falls outside most standard supplier protocols but cuts problems like static buildup, clumping, or variable loading rates. When the batch scales from gram benchwork to ton-scale manufacturing, our stability under heat, variable humidity, and mechanical mixing saves hours of rework and requalification.
Recrystallization is another pivotal factor. Our approach optimizes cooling profiles, pH limits, and washing techniques to maximize yield and purity. The real difference shows during processing, where properly grown crystals filter efficiently, dissolve rapidly, and provide uniform downstream reactions. Inconsistent material from non-specialist suppliers often forces customers to add extra solvent, delay filtration, or handle residual colors and odors. One of our early process engineers summarized it well: ‘Good intermediates make for good final products—not just at the bench, but on the shop floor.’
Logistics and technical integration form another key differentiator. Smooth shipments, real-time material tracking, and professional documentation offer a comfort level our long-term users value. Unexpected shipment delays, mixed lots, and paperwork mismatches can throw off downstream campaigns. We schedule every shipment for traced handoff, backed by real-time paperwork and contingencies for custom permits or international transfer. Working with us means less risk of shipment loss, mix-up, or customs drawback—benefits that impact your bottom line directly.
Many don’t realize how foundational this intermediate is in modern synthesis pathways, especially for medicine and crop protection. 4-Chlorobenzoylacetonitrile often serves as a building block for heterocyclic cores and active compounds. The chlorinated aromatic group and stabilized acetonitrile moiety make it useful in constructing new carbon-carbon and carbon-heteroatom bonds. Research teams prize its clean reactivity, especially in nucleophilic substitutions and condensation reactions.
Applications keep expanding. Synthetic chemists rely on this intermediate in platforms as diverse as antiviral and anticancer treatment development, novel pesticide synthesis, and specialty dye formulation. We see regular innovation in target molecules—it’s an old, established intermediate but remains at the forefront of research. Its chemical features ensure value for both experienced process chemists and teams breaking new ground in molecular design.
Our focus is not just on volume or speed. Technical support shapes outcomes: providing samples for new route trials, offering historical batch data for regulatory filings, and troubleshooting tough reaction outcomes. Every ton produced carries this behind-the-scenes expertise, making the substance a reliable starting point, not a variable to be worried about in project planning.
We regularly hear about sourcing headaches from teams who tried to cut corners on intermediates. These range from inconsistent purity to unexplained side-reactions. By working directly with the manufacturer, we sidestep many of these risk factors.
Our solution begins with transparency. All analytical results, impurity maps, and batch histories are available not only for audits but as real tools for process troubleshooting. Customer issues—like unexpected solids on dissolution or trace odor—receive real follow-up through technical feedback loops, not generic promises or borrowed documentation.
In cases when local regulations demand proof of impurity thresholds or lot reproducibility, we partner directly with our customers' regulatory and technical staff. By keeping our team small and specialized, we cut decision time and reduce miscommunication. A research group in North America once faced an impurity query for a registration dossier. Direct phone access to our chemists ensured fast collection of all supporting data, allowing them to avoid project delay and meet a tight launch schedule.
Problem-solving also means planning around shifting market needs. Demand surges tied to new pharma launches or agrochemical registrations sometimes outpace standard production runs. We keep surge protocols and raw material reserves to buffer volatile schedules, allowing timely response. By watching both local and global raw material trends, our purchasing and planning teams keep material available without artificial bottlenecks common with uncommitted traders or brokers.
Over the years, we’ve seen competing intermediates enter the market, often at lower up-front cost. Many are processed without sufficient analytical oversight, with residual solvents, off-color, or bulk packing that can lead to caking. Our technicians have run head-to-head trials, comparing these against our own controlled lots. The outcome is clear: our production yields fewer processing issues, higher final yield, and less need for interim checks.
Reproducibility makes all the difference in process chemistry. Where other suppliers change process origins or lack traceable batch management, we take responsibility for every step. Analysts closely track starting materials, monitor critical temps, and enforce multi-step purification—integrity at every handoff. By directly involving our engineers and chemists in customer discussions, we shorten the time from complaint to solution.
Cost consciousness remains important. It shows in our raw material sourcing agreements and efficiency gains. Long-term buyers report saved hours, better batch reproducibility, and lower compliance risk—practical benefits that price tags alone don’t reveal. This feeds a cycle of trust: incoming orders spur new investments in plant improvement, closing the loop and moving the field forward together.
Every batch of 4-Chlorobenzoylacetonitrile that leaves our floor represents years of accumulated knowledge, ongoing training, and precise execution. We don’t chase fleeting sales; our approach values direct partnership and ongoing feedback. Whether your team manages full-scale drug launches or focused kilo lab discovery, we understand the stakes involved. Each step, from material prep to detailed analytical release, answers not just technical questions, but practical requirements of global projects.
Our hands-on approach draws on constant staff development and feedback—from shift supervisors to QC analysts and technical service engineers. Every feedback cycle informs the next round of process control. This attention to practical realities ensures you’ll receive material that performs predictably, saving both time and budget in downstream application.
In the long run, a reliable supply of specialty intermediates like 4-Chlorobenzoylacetonitrile makes or breaks project timelines and budget control. We are proud to work not just as suppliers, but as true partners—forging a chain of reliability and innovation in every shipment, every technical troubleshooting call, and every audit passed on technical merit alone.