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HS Code |
717976 |
| Cas Number | 86-92-0 |
| Molecular Formula | C11H12N2O |
| Molecular Weight | 188.23 g/mol |
| Appearance | White to off-white crystalline powder |
| Melting Point | 128-130°C |
| Boiling Point | Unknown |
| Solubility In Water | Slightly soluble |
| Density | 1.16 g/cm³ (approximate) |
| Iupac Name | 1-(4-methylphenyl)-3-methyl-1H-pyrazol-5(4H)-one |
| Smiles | CC1=CC=C(C=C1)N2N(C)C=CC2=O |
| Synonyms | 1-para-Tolyl-3-methyl-5-pyrazolone, 4-Methylantipyrine |
As an accredited 1-(p-Tolyl)-3-methyl-5-pyrazolone factory, we enforce strict quality protocols—every batch undergoes rigorous testing to ensure consistent efficacy and safety standards.
| Packing | 250g of **1-(p-Tolyl)-3-methyl-5-pyrazolone** is supplied in a sealed amber glass bottle with a chemical-resistant label for safety. |
| Container Loading (20′ FCL) | Loaded in 20′ FCL, securely packed in fiber drums or bags, ensuring safe transport of 1-(p-Tolyl)-3-methyl-5-pyrazolone. |
| Shipping | **Shipping Description:** 1-(p-Tolyl)-3-methyl-5-pyrazolone should be shipped in tightly sealed containers, protected from light, moisture, and physical damage. Transport must comply with local and international chemical safety regulations, including labeling. Use secondary containment and cushioning to prevent breakage, and ensure documentation such as the Safety Data Sheet (SDS) accompanies every shipment. |
| Storage | 1-(p-Tolyl)-3-methyl-5-pyrazolone should be stored in a tightly closed container, in a cool, dry, and well-ventilated area, away from direct sunlight and sources of ignition. Keep it away from incompatible substances such as strong oxidizers. Store at room temperature, and avoid moisture exposure. Proper labeling and secure placement are recommended to prevent accidental use or spillage. |
| Shelf Life | 1-(p-Tolyl)-3-methyl-5-pyrazolone typically has a shelf life of 2–3 years when stored in a cool, dry, airtight container. |
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Purity 99%: 1-(p-Tolyl)-3-methyl-5-pyrazolone with 99% purity is used in pharmaceutical intermediate synthesis, where high purity ensures reproducibility and safety in drug formulation. Melting Point 155°C: 1-(p-Tolyl)-3-methyl-5-pyrazolone with a melting point of 155°C is used in pigment manufacturing, where thermal stability enhances color fastness in coatings. Particle Size <20 µm: 1-(p-Tolyl)-3-methyl-5-pyrazolone with particle size below 20 µm is used in inkjet ink formulations, where fine dispersion improves print quality and sharpness. Molecular Weight 200.24 g/mol: 1-(p-Tolyl)-3-methyl-5-pyrazolone of molecular weight 200.24 g/mol is used in analytical chemistry standards, where precise mass contributes to calibration accuracy. Stability up to 120°C: 1-(p-Tolyl)-3-methyl-5-pyrazolone stable up to 120°C is used in polymer additive applications, where heat resistance prevents degradation during processing. Assay ≥98%: 1-(p-Tolyl)-3-methyl-5-pyrazolone with an assay of at least 98% is used in agrochemical development, where assay accuracy ensures consistent efficacy in pesticide formulations. |
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A lot of people overlook small molecules like 1-(p-Tolyl)-3-methyl-5-pyrazolone, but folks actually working in labs or specialty manufacturing know that building blocks like this one keep their processes running smoothly. The name may sound complicated, but anyone who’s spent time reviewing structure-activity relationships or working in synthesis understands why people trust materials like this. 1-(p-Tolyl)-3-methyl-5-pyrazolone packs a punch in terms of utility, predictability, and in some cases, even creative use.
Getting into the nuts and bolts, 1-(p-Tolyl)-3-methyl-5-pyrazolone stands out by combining a pyrazolone core with a para-tolyl group and a methyl group, which gives it unique reactivity. Its chemical model looks simple at first glance, but the substitution pattern actually nudges reactivity just enough to open new doors. The tolyl ring isn’t just along for the ride; it plays a part in how the molecule interacts with other substances. Based on my experience mixing and matching similar derivatives, little structural tweaks like the ones in this molecule can make purification easier, yield more predictable outcomes, and help avoid unnecessary complications.
Five minutes talking to a synthetic chemist or dye plant worker usually reveals just how often 1-(p-Tolyl)-3-methyl-5-pyrazolone pops up. It finds roles in the creation of dyes, pigments, and once in a while, in pharmaceutical intermediates. Not every user cares about textbook chemistry, but everybody wants reliability. Batch-to-batch consistency matters more than buzzwords, and from what I’ve seen in write-ups and from personal lab work, this compound delivers repeatable results more often than competing analogues.
People gravitate toward this chemical for its balance of cost and performance. Sourcing specialty intermediates often seems like a headache, but stockists who keep this product on hand make formulation work that much easier. During my career, I have run up against supply chain disruptions for more obscure molecules, and the relative abundance of 1-(p-Tolyl)-3-methyl-5-pyrazolone always came as a relief. It may not seem flashy, but not needing to scramble for an alternative when a project is on the line is worth its weight.
This compound generally appears as a white or off-white powder with a distinct melting point and crystallinity you can count on. These specifications matter in process chemistry, where people want to avoid surprises. Years spent troubleshooting colorant batches taught me that product consistency isn’t just about saving time; it saves real money. Every time a bulk raw material shows unpredictable physical properties, downstream processes grind to a halt, and trust goes out the window. With 1-(p-Tolyl)-3-methyl-5-pyrazolone, the reports and hands-on results usually line up—crystal structure, melting behavior, solubility in standard solvents—making lab and plant work less stressful.
In research, reliable compounds give teams the leeway to explore improvement instead of chasing down the cause of last week’s yield drop. The peace of mind that comes with using a consistent product becomes obvious after people set up enough reactions or scale up to pilot batches. It lets researchers and engineers focus on actual creativity, not troubleshooting supply inconsistencies.
Not all pyrazolone derivatives work the same. Some are more fickle on storage, others prone to gradual breakdown, or just plain harder to purify. Plenty of options are available for those who want subtle electronic effects or have something specific in mind for dye manufacture, but many settle on 1-(p-Tolyl)-3-methyl-5-pyrazolone for a mix of stability and versatility. After a few rounds of trial and error in scale-up, sticking with a molecule that melts, dissolves, reacts, and stores as claimed makes sense. No one wants to hunt down degradation products or filter out hard-to-separate impurities every time another barrel arrives.
Folks used to older products or less-refined batches sometimes overlook how much a single structural tweak can upgrade workflow. The methyl and tolyl groups may sound almost cosmetic to outsiders, but they have practical, observable impacts. Solvent choices open up, yields stunt fewer projects, and it becomes easier to hit reaction endpoints during routine synthesis. Product lines that once suffered from fading color or unpredictable tone now have a shot at more reliable output. The reduction in waste and off-specification product lowers total cost far more than chasing rock-bottom raw material prices.
The reality is that everyone involved with these kinds of intermediates keeps one eye on safety. I remember the years before digital documentation when safety data was sometimes wishful thinking. Modern suppliers include clear details, but ultimately, nothing replaces experience and careful testing. 1-(p-Tolyl)-3-methyl-5-pyrazolone doesn’t come with the problematic volatility or severe toxicity of more notorious substances, but gloves, goggles, and common sense win every time. My advice: treat the powder with respect, log exposures, and don’t trust unverified shortcuts in process changes—those habits save lives and guard projects from costly setbacks.
Smaller labs often look for compounds that blend manageable handling with affordable disposal. This compound sits in a sweet spot, with no corrosive vapors, less aggressive reactivity with air or light, and reasonable shelf stability under typical storage. Environmental and occupational safety barely made headlines in synthesis circles a generation ago, but now, buyers keep an eye out for products that slip through regulatory cracks or demand extreme hazard controls. 1-(p-Tolyl)-3-methyl-5-pyrazolone sidesteps many such headaches. Less red tape means small and mid-sized companies can focus on developing actual value, instead of worrying about quarterly audits or complex containment steps.
Markets have changed gear. More industries and researchers look for compounds that tick both technical and compliance boxes, since no lab wants to get tangled in regulatory or environmental disasters. Years back, procurement folks just wanted a drum delivered on time. Now, they ask what’s in it, how it’s made, and if it matches evolving international standards. 1-(p-Tolyl)-3-methyl-5-pyrazolone has kept pace better than many competing intermediates. Updates in purification protocols and improved manufacturing technology have led to products that meet higher purity thresholds and stricter documentation, both of which are non-negotiable for anyone shipping raw materials across borders.
I’ve seen project managers reject entirely viable molecules over one missing certificate or out-of-date paperwork. The vendors supporting this compound have responded better than average to regulations, and that helps buyers feel less exposed. In the end, the smoother the order and documentation process, the more likely a customer returns—and in a tight-schedule world, reliable delivery changes everything. Having secure access to a staple product like 1-(p-Tolyl)-3-methyl-5-pyrazolone keeps teams on track and projects moving from lab bench to industrial scale-up.
Colorant manufacture claims the lion’s share of this compound’s production, and for good reason. Dye chemists value molecules that reliably anchor azo linkages and hold color without fading. I’ve seen companies overhaul color consistency metrics just by switching core intermediates. Still, it’s not all about shades and tones. Pharmaceutical research teams periodically test pyrazolone derivatives like this for bioactivity or as building blocks on their own. Specialty polymer developers and resin manufacturers sometimes grab these molecules for unique functionalization steps. Every few years, the field stumbles on another use, usually by borrowing tools from adjacent industries.
Anyone curious about pushing the limits in custom synthesis knows that flexibility is valuable. In the labs where I’ve worked, researchers often improvise, adjusting reaction conditions to see which intermediates give strong yields or new activities. The track record of 1-(p-Tolyl)-3-methyl-5-pyrazolone keeps showing up in scientific papers and patents, which underscores ongoing trust in its properties. When grants, budgets, and production lines depend on deliveries that match specs, people learn to stick with what works.
No matter how technically strong a molecule is, human trust is what cements it in the chemical supply chain. I remember long days tracking impurities, watching for color drift or cross-contamination. Suppliers who communicate about source material purity and process controls continue to earn repeat business. The track record of 1-(p-Tolyl)-3-methyl-5-pyrazolone comes partly from transparent sourcing and quality checks. Factoring in environmental audits, traceability, and improvements in analytical testing, the trust curve has improved. These moves pay off—customers get what they expect and product recalls become a fading memory.
I’ve met plenty of users reluctant to change suppliers for fear of triggering a problem. It’s hard to overstate how much time and money gets burned testing new batches, especially during a production ramp. The reassuring part of working with compounds like this one is how they’ve made that risk much smaller. Decades spent in formulation taught me that the value of a known quantity far outweighs short-term price games. Reliability keeps production lines rolling and helps technical teams meet targets without resorting to last-minute heroics.
Plenty of people in industry want more than just a raw material; they want service and technical backup. I’ve seen minor hiccups in delivery turn into major roadblocks for big projects. 1-(p-Tolyl)-3-methyl-5-pyrazolone often comes with more responsive supply networks, possibly due to its wide acceptance and repeat business. Active technical support teams help clear up issues faster, and shared expertise between suppliers and buyers leads to smoother scaling, cleaner transitions to new uses, and fewer missed deadlines. I’ve seen teams share best practices on storage or purification, sidestepping problems before they take root in a busy production environment.
Companies with tight regulatory requirements seek detailed certificates, batch analytics, and clear shipment tracking. The broader user base for this compound means suppliers have fine-tuned their support systems. Having reliable backup shortens downtime and helps companies avoid making technical mistakes on the fly. I still remember colleagues scrambling over ambiguous documentation on lower-priority items, but this compound’s supply history rarely leaves that gap.
Many folks outside chemical manufacturing don’t realize how much a slight change in one molecule’s structure alters an entire process. With 1-(p-Tolyl)-3-methyl-5-pyrazolone, the para-tolyl group does more than tweak an academic structure—it shifts how easily the molecule incorporates into larger frameworks, especially colorant scaffolds. From experience, certain dyes deliver more vivid, longer-lasting results when built off the right intermediate. On the operations side, using a molecule tailored for smoother synthesis and easier purification lowers direct labor and waste disposal. Sometimes steering clear of small technical headaches—for example, hard-to-remove byproducts or unstable intermediates—means fewer maintenance calls and happier workers.
Among direct competitors, little details often spell the difference between a workable and an unpredictable day at the plant. Simpler, unmodified pyrazolones or derivatives swapped out for cost reasons may seem fine on paper. Time after time, hands-on users come back to 1-(p-Tolyl)-3-methyl-5-pyrazolone for its proven track record. Every busy lab manager and plant operator wants less drama and fewer surprises. Long-term records, customer feedback, and published data all point to this compound delivering that rare blend of robustness and adaptability.
Rising standards for environmental safety and waste management mean every raw material choice gets a hard look. The chemical industry’s footprint often lands it in the crosshairs, so companies doubling down on less hazardous intermediates improve both their public image and bottom line. Based on feedback and industry figures, this compound shows a favorable profile. Its handling and disposal line up with commonly accepted practices, and regulatory reviews indicate relatively low concern in mainstream applications. The track record and published results give downstream users more room to maneuver without wrangling with surprise bans or extra taxes.
Manufacturers keeping sustainability in mind look for molecules that won’t become regulatory cul-de-sacs. 1-(p-Tolyl)-3-methyl-5-pyrazolone fits this need, offering what I’d call “future-proofing.” Production processes leave less residue, packagers avoid awkward labeling, and distribution doesn’t get weighed down by tricky permit requirements. Small and midsized companies see this as an edge, since regulatory shocks often hit hardest those least able to absorb them. While some competitors face restrictions that threaten their viability, this compound’s manufacturing and distribution networks remain dependable, allowing companies to focus on growth, product improvement, and new market entries.
Past experience sourcing specialty chemicals has shown over and over that price fluctuations, supply consistency, and technical setbacks all compound over time. Customers who count on 1-(p-Tolyl)-3-methyl-5-pyrazolone often report better outcomes in end-product performance, fewer returns, and higher downstream satisfaction. Technical buyers aren’t looking just for a SKU—they want something with reliable specs, well-documented provenance, and a real boost to performance in the field.
Since this compound shows strong results across diverse use cases, it ends up forming the backbone of many long-established product lines. The prominent role it plays in dye and pigment production flows directly out of its stability and reactivity. Each incremental process improvement—be it shorter reaction times, improved solubility, or cleaner separations—translates into stronger business results.
Even a well-established molecule like this one still faces hurdles. Raw material disruptions and global logistics shake up long-standing routines. Ongoing monitoring for supply chain weaknesses and alternative sourcing will become more pressing. If I could give one piece of advice: keep open lines with suppliers, review storage and ordering capacity, and run regular cross-checks on storehouse analytics. Companies able to shift between suppliers or adapt batch sizes rapidly are best placed to weather surprises.
The drive for greener chemistry continues pushing manufacturers toward more sustainable practices. Investment in renewable-source inputs, more closed-loop processes, and reduced-emission shipping will help keep 1-(p-Tolyl)-3-methyl-5-pyrazolone an industry mainstay. The product’s current appeal comes from its strong performance and relative safety, but future buyers and regulators will look for even better results on the environmental front.
Building off personal networks and shared lab experience, people keep finding fresh ways to use compounds like this. Engineers, application specialists, and even startup founders borrow best practices from each other. Knowledge moves fast in this sector. Open dialogue with technical specialists and process engineers broadens the scope for success and sparks new directions. People get creative when they have tools they trust. This compound’s reputation grows as more users share what works—and what problems it solves along the way.
Transparent sharing of knowledge, combined with reliable sourcing and clear documentation, lets long-time users and newcomers avoid repeated mistakes. The cyclical nature of industrial supplies guarantees that new opportunities for this compound will continue popping up. Whether it’s a tweak in process color, a new pharmaceutical pathway, or a novel resin formulation, the reliance on known, robust chemistry underpins the forward march of innovation.
No single product delivers everything, but 1-(p-Tolyl)-3-methyl-5-pyrazolone provides strong evidence that specialty chemicals benefit from close supplier collaboration, robust testing, and honest exchange of feedback. Tuning production or adapting processes for improved performance pays off when supported by clear communication. Quick feedback loops between users and vendors drive faster innovation, aligning technical progress and market needs.
As an editor and technical consultant, I encourage companies to step beyond transactional relationships and seek real working partnerships with suppliers. Sharing production insights, returns data, and even trouble tickets raises the bar for everyone, leading to safer, more effective, and more profitable use. The record of 1-(p-Tolyl)-3-methyl-5-pyrazolone hints at what can be achieved when mutual trust and technical know-how combine in the marketplace.
In the years ahead, chemical companies and their customers will count on compounds like 1-(p-Tolyl)-3-methyl-5-pyrazolone not just for color and raw materials, but for continuity, innovation, and safer operations. Industry trends point to deeper integration of quality control, digital monitoring, and continuous improvement driven by end-user feedback. Ongoing investment in greener sourcing and process transparency will keep this product relevant and open new doors for both established and emerging businesses.
The compound’s past and present value is clear—trusted in labs, factories, and R&D departments. As regulations and customer expectations rise, the need for intermediates that combine purity, safety, and versatility only intensifies. Companies open to collaboration, innovation, and transparent communication will continue to find in 1-(p-Tolyl)-3-methyl-5-pyrazolone a strong ally in keeping operations running and markets growing.