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HS Code |
123475 |
| Cas Number | 59382-65-9 |
| Molecular Formula | C5H4N2 |
| Molecular Weight | 92.10 |
| Iupac Name | 2-Cyanopyrrole |
| Synonyms | 2-Pyrrolecarbonitrile |
| Appearance | Colorless to yellow liquid |
| Boiling Point | 131-133°C at 20 mmHg |
| Density | 1.14 g/cm³ at 25°C |
| Solubility | Soluble in organic solvents |
| Smiles | C1=CC=NC1C#N |
| Inchi | InChI=1S/C5H4N2/c6-4-5-2-1-3-7-5/h1-3H,7H2 |
As an accredited 2-Cyanopyrrole factory, we enforce strict quality protocols—every batch undergoes rigorous testing to ensure consistent efficacy and safety standards.
| Packing | 2-Cyanopyrrole is packaged in a 100g amber glass bottle with a secure screw cap and detailed hazard labeling for safety. |
| Shipping | 2-Cyanopyrrole is shipped in tightly sealed, chemical-resistant containers under cool, dry, and well-ventilated conditions. Proper labeling and adherence to regulatory requirements, including hazard communication, are essential. It is typically packed to prevent leaks or spills during transit and handled as a potentially hazardous material according to international shipping guidelines. |
| Storage | 2-Cyanopyrrole should be stored in a tightly closed container in a cool, dry, and well-ventilated area, away from sources of ignition, heat, and incompatible substances such as strong oxidizers. Keep the container protected from moisture. Proper labeling and segregation from food and feedstuffs are essential. Use chemical-resistant storage materials, and follow all local safety and environmental regulations. |
Applications of 2-Cyanopyrrole in Industrial Manufacturing2-Cyanopyrrole serves as a key intermediate in several precision chemical manufacturing sectors. As a direct producer, we focus on supporting stable, compliant integration of this material in advanced pharmaceutical synthesis, agrochemical active ingredient production, electronic materials fabrication, and fine chemical development. Below we detail how our product fits critical downstream workflows in specialized industries. 1. Pharmaceutical API Synthesis – Pyrrolopyrimidine IntermediatesManufacturers use 2-cyanopyrrole as a crucial building block for synthesizing pyrrolopyrimidine structures, with application in kinase inhibitors and antiviral drug API routes. Chemists typically implement the nitrile functionality of 2-cyanopyrrole in cyclization steps during heterocyclic core assembly, followed by further functionalization. Its precise integration under CGMP conditions ensures product quality and traceability in regulated markets. Industry compliance standards
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2. Agrochemical Active Ingredient ManufacturingFormulators use 2-cyanopyrrole to construct pyrrole-based scaffolds in crop protection active molecules, especially within complex fungicide and insecticide synthesis. Its cyano-substituted pyrrole moiety offers selective reactivity in cross-coupling and annulation steps, facilitating the efficient development of modern agrochemical actives. Industry compliance standards
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3. Organic Electronics and OLED Material SynthesisSpecialty manufacturers employ 2-cyanopyrrole in the preparation of semi-conducting and emissive organic molecules, especially for applications in OLEDs and organic photovoltaic (OPV) devices. Its nitrile group allows further derivatization into extended conjugated systems, providing tunable optoelectronic properties required for device performance. Industry compliance standards
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4. Fine Chemical Synthesis – Custom Pyrrole Carboxamides & Building BlocksCustom synthesis providers and research institutions utilize 2-cyanopyrrole as a pivotal intermediate in the preparation of specialty building blocks for chemical libraries, especially for platforms needing rapid access to pyrrole-carboxamide units or functionalized heterocycles. Its controlled reactivity supports route design for bespoke compound discovery and lead optimization. Industry compliance standards
Typical usage ratio
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Over years on the production floor, not one intermediate has sparked development across fine chemicals like 2-Cyanopyrrole. In synthesis, bottlenecks and quality issues stand out fast. If we look at practical runs or pilot-scale trials, this molecule quietly but definitively solves major headaches where purity, consistency, and reactivity drive the end result.
At our plant, 2-Cyanopyrrole production stays rooted in direct synthesis, keeping contamination at bay and controlling unwanted byproducts. Our technicians walk the line daily, checking temperatures and batch records to avoid the runaway reactions that plagued earlier generations of nitrile synthesis. Working up solutions every day, I see raw material variability linking directly to impurities. That is where I notice differences among suppliers and among batches; as manufacturers, we track each factor that can affect cyanopyrrole’s behavior in larger scale reactions. It’s never about a spec list—it’s about practical control over what you’re feeding into subsequent steps.
Anyone charging pyrrole intermediates into complex reactions knows how even minor impurities can trigger byproducts—especially in pharmaceutical and crop protection pathways. In-house, we’ve faced weeks derailed by a contaminant that slips in at the intermediate stage. By refining our cyanation technique and controlling solvent, reactant concentration, and quenching, our team consistently keeps purity higher than 98%. This isn’t a number from a brochure; it’s a reflection of practical reactivity and downstream performance. Every time our technical team partners with a client on custom synthesis, we review HPLC, GC, FTIR, and NMR data sets, checking that batch-to-batch consistency isn’t just a promise but a documented reality.
Our 2-Cyanopyrrole supports innovation, not by standing alone, but by enabling consistently effective linkages in pharmaceutical active ingredient synthesis, development of specialty dyes, and the fabrication of advanced electronic materials. The reliability of this compound comes from how tightly every parameter gets monitored. If you blend, react, or distill this intermediate in multi-ton runs, small differences multiply quickly, which sets experienced chemical plants apart from mere resellers.
Years spent running production lines drive home that no two cyanopyrroles behave identically when sourced from different operations. Finished product yields shift based on not just stated purity, but also microimpurities, solvent residues, or unexpected color bodies. After troubleshooting enough stalled reactions, our technical team realized the need for a stepwise process with in-process monitoring at each stage. Consistency results from careful selection of pyrrole starting material, controlling reaction pH, using high-performance agitation systems, and carefully controlling cooling during cyanation.
For researchers and industrial teams pushing new reactions or molecules, this translates to stable reactivity and a clear path to scale-up. We’ve seen R&D groups lose weeks to investigating mystery side reactions until they switch to a cleaner batch; at scale, each percent in yield or purity represents thousands of dollars in potential waste or rework.
From bench trials to commercial runs, the reality remains: theoretical specs mean very little if day-to-day reality doesn’t match up. Our manufacturing routines rest on current batch analytics, not hypothetical purity or moisture content. On the floor, our 2-Cyanopyrrole gets shipped with GC and NMR reports for every batch—each file traceable to its vessel, operator, and exact synthesis date. In pharma synthesis, even a 0.1% variance in impurity drags down yields or triggers regulatory flags, so process chemists demand more than “99% min” labels.
Close interaction with client labs revealed years ago that particular reactivity—how cleanly a batch couples or alkylates—offers more value than surface specifications. When you’re forming a C-N bond or introducing functionalization, nothing derails a plant run like unpredictable reactivity due to hidden or variable contaminants. Our batches show near-absent levels of polymeric byproducts or protic residues, which clients report translates directly into higher, more reliable product yields.
Direct manufacturers see how seemingly trivial differences in product properties affect workflows and final results. Many off-the-shelf grades show drag from persistent pyrrole odor, oils, or haze—an indicator of incomplete reaction or poor separation. By investing in wash sequences and controlled atmosphere drying, we supply a crystalline material with minimal hygroscopicity. Handling and batching become straightforward, saving on downtime and cleaning in automated feeders.
Scale always reveals weaknesses. As volumes rise, heat management and fast quenching are essential. During scale-up, poor control over these steps leads to colored contaminants, overheating, or hot-spot decomposition. Our engineers built cooling loops and real-time analytics into production, avoiding off-spec batches. Real-world improvements include crystal size distribution that loads efficiently into reactors, and particle flow rates that prevent clumping in bag or drum transfer systems.
In addition to analytical purity, odor profile and color offer a rapid “factory check”—if a drum gives off a harsh or putrid smell, our operators halt further processing and isolate the material. Users downstream have reported fewer unplanned line shutdowns with our 2-Cyanopyrrole, thanks to reliable handling and minimal dust-off in high-throughput applications.
Much of 2-Cyanopyrrole’s value gets revealed not at the point of sale, but once it enters reactors across laboratories and chemical plants worldwide. Chemists repeatedly report smoother progressions in key reactions—Sonogashira, Suzuki, functionalization, and coupling stages—when using our intermediate. Factory data show that unwanted polymerization rarely begins even after extended storage, a not-insignificant benefit for toll manufacturers and teams that lean on warehouse stock.
In-house, we run mock process simulations, feeding 2-Cyanopyrrole into model pharmaceutical pathways and advanced pigment syntheses. Results underline that high assay alone doesn’t deliver optimal performance without equally high attention to moisture, metallic trace content, and consistently low levels of residual reagents. In large-scale hydrogenation or alkylation, unchecked variability in byproducts can threaten entire campaigns. A tightly controlled process saves thousands of dollars by guarding yield, shortening reaction times, and trimming purification steps.
A manufacturer with direct oversight of every step—feedstock sourcing, batch setup, continuous analytic monitoring, and shipping—addresses the causes behind batch-to-batch variability. The facility’s direct link between production teams and laboratory analysts means rapid feedback whenever a deviation occurs, not days of waiting for results from contracted agencies. In our experience, contract manufactured or brokers’ material brings poorly understood risks—proxy analytics, shipped material held in suboptimal warehouse conditions, or simple repackaging of substandard synthetics.
Through the years, we’ve compiled feedback from dozens of multi-national and small-scale clients alike: yield drifts, rising costs in post-synthesis purification, and erratic reactivity all tie back to mismatched supplier chain or imported intermediates. For process engineers and procurement managers on tight deadlines, sourcing direct from a factory that controls chemical synthesis through every stage brings not just reliability, but the ability to problem-solve in real time. We’ve fielded technical calls late at night to troubleshoot unexpected outcomes, something no trading office or packaging middleman can provide.
Moving chemicals from factory floor to synthesis lab or plant involves more than filling a drum and slapping on a hazard label. Quality assurance teams audit every transport route, storage compatibility, and destination conditions—because even trace moisture during overseas or overland shipping degrades a highly sensitive intermediate. Over the years, we witnessed odd cases: an intact drum arriving but found internally wet from condensation, leading to product clumping and a costly disposal. Now, only moisture-barrier liners and monitored desiccant packs leave our warehouse on every shipment. Customers report significantly fewer losses from batch exposure or delayed startup due to caked or off-odor material.
Process safety matters deeply in today’s regulatory landscape, not only for the downstream user but also for operators handling cyanopyrrole day in and day out. Through constant review and investments in our facility’s engineering controls, our staff face minimal exposure risks. Chemical operators suit up with tested PPE, and all exhaust streams run through specialized scrubbers—lessons embedded into our daily SOPs by workers who have endured through the unseen risks of chemical dust and spills. Clients trust not just a technical spec, but a record of operational safety.
Manufacturing chemicals at commercial scale offers few shortcuts. Our plant team recognizes that quality emerges from the ground up—from every drum of feedstock, every calibrated pH probe, down to the daily maintenance that keeps reactors at peak performance. Engineers work closely with QC labs, bridging the gap between theory and plant-floor reality. By controlling atmospheric moisture, dosing precision, and wash protocols in each batch, we create a product downstream users come to trust every time.
Walking through our production area, a visitor sees not just equipment, but a team invested in controlling every slice of the process. Experienced eyes check crystal clarity and color, listen for consistent pump and mixer behavior, and troubleshoot hot spots long before analytical drift turns into a process bottleneck. Details matter—down to the way each drum gets packed, logged, and tracked through shipment. This “boots-on-the-ground” vigilance explains why our 2-Cyanopyrrole achieves more in synthesis routes than material merely meeting a set purity threshold.
Chemists and engineers bringing new drug candidates, seed treatment agents, or advanced polymer materials to market face enough hurdles without worrying about intermediate reliability. By sharing full batch analytics and technical data, we support troubleshooting and custom synthesis efforts from idea to pilot plant scale. We don’t just sell a chemical compound—we work with R&D leaders, pilot plant teams, and QA supervisors as colleagues troubleshooting yield drifts or identifying alternative synthetic pathways.
From process optimization to small-quantity R&D runs, clients increasingly request more than one-off shipments. They want stability and knowledge transfer. In one example, a client required custom micro-batching for a sensitive receptor-ligand study. We worked hands-on, adapting batch size, cleaning steps, and packaging to maintain compound reactivity without oxidizing or hydrolyzing sensitive moieties.
Real-world chemical production doesn’t happen in the abstract. The industry faces pressure to minimize waste, reduce emissions, and limit environmental hazards. From the earliest project planning, our engineers target both quality and sustainable operation. Modern reactor design, solvent recovery, and multi-stage purification reduce the environmental load. Instead of dumping wash liquors or off-cuts, we reclaim and recycle wherever analytical data supports quality retention.
Waste neutralization and water treatment operate as daily routines—not PR talking points—because local community safety matters as much as production targets. Workers sign off only once wastewater shows safe discharge levels, and our team works with third-party auditors to ensure no oversights in compliance or safety. These measures not only protect staff and neighbors but ensure every gram of 2-Cyanopyrrole represents a responsible link in global chemical supply chains.
No manufacturing route stays static. Over decades, we revised our processes: fine-tuning yield-increasing adjustments to cyanation temperature, switching to more efficient dryers, and digitalizing real-time controls. Failures on the line didn’t just teach us what went wrong—they showed what matters to process chemists, production managers, and end-users alike. Each audit, each specification review, forced refinements to purification, particle size standardization, and transport methods.
When yields fell five years ago after a change in feedstock source, onsite analytical chemists pinpointed new trace contaminants well before those impurities reached the end-user. Mixing operator experience with GC-MS fingerprinting made the difference—no amount of contract documentation could substitute for direct factory oversight and rapid response. Every product shipped reflects this learning curve, and clients continue to notice fewer production interruptions, more stable downstream conversions, and lower overall costs.
A chemical like 2-Cyanopyrrole isn’t just another catalog entry. Companies building APIs, specialty pigments, or advanced polymers depend on certainty from every delivery. From sourcing high-grade pyrrole and minimizing side reactions, to real-time GC analysis on the factory floor, we treat each batch like the next step in someone’s critical process. We work hard to avoid the guesswork, downtime, and waste that substandard intermediates introduce.
This compound’s value is built on repeatable, operator-driven routines more than clever branding or speculative claims. As reaction pathways get more complex, each upstream inconsistency ripples outward, taxing plant efficiency and end-costs. Side-by-side evaluations show that deeper commitment to each process detail—crystal form, storage, and tracking—produces 2-Cyanopyrrole that drives smoother, more successful synthesis for real-world chemical teams.
Every team member in our plant commits to honest, rigorously traceable chemical production. Whether shipped in kilogram or multi-ton volumes, our 2-Cyanopyrrole batches reflect direct engagement at every stage—raw material sourcing, manufacturing, analytic verification, and global delivery.
Industry experience shows the benefits of close partnerships with users, rapid response to technical questions, and a constant improvement mindset. In a dynamic field, we believe that demonstrating reliability, transparency, and quality drives the relationships necessary for safe, innovative, and sustainable chemistry. Each drum or package leaving our facility stands as a record of that pledge—one forged not in marketing rhetoric, but in the details of daily production, rigorous checking, and continuous improvement.