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HS Code |
684369 |
| Cas Number | 481-89-0 |
| Molecular Formula | C15H10O3 |
| Molecular Weight | 238.24 |
| Iupac Name | 1,8-Dihydroxy-3-methyl-9,10-anthracenedione |
| Appearance | Yellow crystalline powder |
| Melting Point | 211-213°C |
| Solubility | Slightly soluble in water, soluble in ethanol and chloroform |
| Purity | ≥98% |
| Boiling Point | Decomposes before boiling |
| Synonyms | Chrysophanol, Chrysophanic acid |
| Storage Temperature | 2-8°C |
| Chemical Class | Anthraquinone derivative |
As an accredited Chrysophanone factory, we enforce strict quality protocols—every batch undergoes rigorous testing to ensure consistent efficacy and safety standards.
| Packing | Chrysophanone is supplied in a 25g amber glass bottle, securely sealed with a screw cap and labeled for laboratory use. |
| Shipping | Chrysophanone should be shipped in a tightly sealed container, protected from light and moisture. Transport at ambient temperature unless otherwise specified. Ensure compliance with relevant chemical safety regulations and labeling. Handle with care, avoiding physical damage to the container. Consult the Safety Data Sheet (SDS) for additional shipping and handling requirements. |
| Storage | Chrysophanone should be stored in a tightly sealed container, protected from light and moisture. Keep it in a cool, dry, and well-ventilated area, away from incompatible substances such as strong oxidizers. Store at room temperature, avoiding excessive heat. Ensure proper chemical labeling, and restrict access to trained personnel. Follow local regulations and safety guidelines for handling and storage. |
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Purity 98%: Chrysophanone with 98% purity is used in pharmaceutical intermediate synthesis, where it ensures high reaction efficiency and product consistency. Melting Point 198°C: Chrysophanone with a melting point of 198°C is used in thermal stability studies, where it provides reliable characterization for formulation development. Particle Size <10 µm: Chrysophanone with a particle size below 10 µm is used in drug delivery systems, where it enhances dissolution rate and bioavailability. Molecular Weight 254.24 g/mol: Chrysophanone with a molecular weight of 254.24 g/mol is used in analytical method validation, where it allows precise quantification in quality control. Stability Temperature 60°C: Chrysophanone with stability at 60°C is used in accelerated stability testing, where it maintains structural integrity over extended storage. Viscosity Grade Low: Chrysophanone with low viscosity grade is used in topical formulation development, where it improves ease of mixing and application uniformity. Solubility in Ethanol 20 mg/mL: Chrysophanone with a solubility of 20 mg/mL in ethanol is used in extraction processes, where it achieves high yield and process efficiency. pH Range 5-7: Chrysophanone stable in the pH range of 5-7 is used in buffer formulation work, where it guarantees chemical compatibility and product stability. UV Absorption λmax 420 nm: Chrysophanone with UV absorption at 420 nm is used in spectrophotometric assays, where it permits sensitive and selective detection. Residual Solvent <0.1%: Chrysophanone with residual solvent below 0.1% is used in regulatory-compliant manufacturing, where it ensures product safety and compliance. |
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In this laboratory and out on the production line, real knowledge about a chemical comes only from seeing thousands of batches run their course. Chrysophanone—sometimes also known as 1,8-dihydroxy-3-methylanthraquinone—earned its place among our core anthraquinone derivatives. We manufacture it in solid powder form, typically in a natural yellow-to-orange hue, which reflects its distinct source roots and purity. Each container that leaves our plant draws on careful controls and a history of troubleshooting at every stage, from crystallization to drying. Our model for Chrysophanone emphasizes not just assay and appearance, but also the consistency that multiple end users depend on.
Most clients looking for Chrysophanone demand an assay exceeding 98 percent by HPLC. Odd colors or debris would point straight to a processing flaw, so we keep contamination down to near-zero levels. Moisture content usually stays under 1%, since excess water impacts long-term storage and can ruin certain reactions. A melting point range between 188 and 192°C reflects not just theory but measured consistency, dissolve by dissolve, batch after batch. The presence of related compounds—the stuff left behind from faulty extractions—drops a red flag immediately, which is why we test for and control them tightly.
Customers approach us from multiple sectors, but the context always dictates their main concern. Many pharmaceutical researchers prize Chrysophanone for the way its anthraquinone backbone can lead to new drugs. They explore its pharmacological effects—for example, its reported influence in anti-inflammatory or antimicrobial research. Plant science specialists request it for its role in natural pigment studies, as a phytochemical reference standard, or for its historical use in dye extraction.
We see university laboratories grind it down for thin-layer chromatography, run micro-scale bioassays, or calibrate instruments. Every so often, we supply batches explicitly cleaned for advanced biological or food analysis—where even trace pesticides or heavy metals could discredit a research study. Attention to residual solvents, crystalline purity, and lot-to-lot reproducibility makes a measurable impact for these clients. Some industrial users still approach us for its pigment properties, where consistency and color profile top the list of requirements.
The commercial world moves fast, but some things don’t change. Nobody wants to sink months and money into a project only to discover that two “equivalent” samples of Chrysophanone behave differently in synthesis or analysis. We have fielded calls from labs frustrated by inconsistent color, melting range drift, or reaction reliability when switching suppliers. Part of our job comes from addressing these issues—often by sharing chromatograms, technical details, or even running inter-lab comparisons to pinpoint differences.
Other producers may focus on bulk extraction, but we keep R&D batches on hand for projects that demand unusual grades or characterization—say, optical purity or trace analytics. Some versions on the market, especially those sourced from variable botanical feedstocks, may exhibit extra peaks in chromatograms or higher odor signatures. In our experience, a truly high-grade product goes beyond the basic numbers: it feels different to handle, dissolves cleanly, and passes inspection every time.
It is tempting to imagine chemical manufacturing as a checklist, but success always returns to the discipline and flexibility of daily practice. With Chrysophanone, we balance large-scale procedures and small-batch customization. Row after row of pressure reactors and stainless steel fermenters tell one story; the late nights affirming a difficult purification run or troubleshooting an HPLC anomaly tell another. Whether it means pulling a sample for GC-MS to spot a faint contaminant or re-engineering part of the drying process to achieve better flow properties, we put hands-on adjustments ahead of shortcuts.
Some clients press for lower costs, but quality and traceability hold our standards. With Chrysophanone, credibility with scientific users grew only because we never relax on QA rounds. Changes in solvent suppliers or feedstock purity necessitate checks on potential carryovers. We keep detailed records and supply Certificates of Analysis because stakes rarely stay low—a failed reaction or questionable result could erase not just a day’s work, but a year of research.
We often encounter misconceptions surrounding anthraquinone derivatives like Chrysophanone. A belief persists that the finest grades come only from wild-harvested plants or traditional extraction methods. Modern synthesis routes address not only scale but also reproducibility and safety. Over the last decade, our team moved away from batch-to-batch variability associated with plant sources, except for specialty references where provenance matters. Complete synthetic routes tighten control over impurities—especially anthraquinone analogs that can linger after natural isolation.
Chemical manufacturing always faces scrutiny regarding environmental impact. Chrysophanone production historically relied on solvents and high temperatures, generating waste and emissions. Our recent transition to reclaim solvent cycles and closed reactors cut down hazardous output and made a significant difference to both our license and the surrounding community. These changes didn’t spring from pressure alone—they followed dozens of pilot runs, painstaking yield balances, and operator input. Every ton produced reflects not an ideal but years of process improvement and learning.
End-user requirements for Chrysophanone split by application. Analytical chemistry users ask for reference-grade material verified by multiple techniques, including NMR and FTIR. Just providing a basic assay no longer suffices; certificate packages often include detailed impurity mapping and stability studies. For pigments and dyes, color consistency and dispersibility become the key measures.
On the pharmacological front, concerns over solvent residue, trace heavy metals, and even the smallest batch-to-batch fluctuations loom much larger. We ran prolonged stability trials not because it looked good on a report, but because a single failed stability sample could undermine hundreds of other tests. Each sector pushes against the limits of what raw material production can offer, from detection thresholds to reaction selectivity.
Every year, we field technical requests for new or custom grades of Chrysophanone. A pharmaceutical developer might ask us to investigate alternative crystallization strategies to improve bioavailability. A dye formulator may need improved lightfastness, leading to joint R&D efforts or modifications in purification methods. Being the manufacturer means standing between the raw chemistry and real-world need, answering questions that never fit a simple template.
Over the last decade, expectations for transparency surged in the chemicals sector, especially regarding identity, source material, and regulated content. Manufacturing Chrysophanone today means anticipating regulatory scrutiny—not just from internal QA teams, but also from customers who demand lot-to-lot traceability, and in some cases, additional third-party testing. The days of generic, single-page datasheets fell away; users ask for detailed method validation, and we responded with layered quality documentation, including method traces and verification logs.
Counterfeit or adulterated chemicals erode trust industry-wide. Our own route to building buyer confidence in Chrysophanone includes everything from tamper-evident packaging to the chain of custody protocols. Reinvesting in reference analytics—ranging from LC-MS to advanced elemental screening—proved its worth every time we intercepted a substandard shipment. Some customers even request verification by independent agencies, which we support by coordinating round-robin studies with certified labs. Only because we control the reaction tanks, not just the paperwork, we guarantee the traceability of every lot from start to finish.
The same attention carries over into compliance with international shipping, including REACH registration and customs transparency. Transitions in regulatory environments, such as new requirements for ingredient disclosure, forced us to stay nimble, updating documentation or manufacturing steps ahead of deadlines. This degree of transparency is no longer optional; it’s expected by users who read every line of a regulatory binder before clearing a product for production use.
Many people outside the chemical sector overlook how closely manufacturers must work with the scientists who drive innovation. Chrysophanone illustrates the connection well. Several academic groups in natural product chemistry traced the origins and biological activity of Chrysophanone using our materials—at times pushing us to optimize particle size, purity, or supply chain methods as their research evolved. Working directly with researchers to adjust synthesis or purification has not only advanced their projects but sharpened our manufacturing know-how.
New pharmaceutical and cosmetic ingredient pipelines look for traceable, high-quality compounds as building blocks. Chrysophanone’s role as a synthetic intermediate and reference standard in discovery platforms ensures that reactions start with reproducible input. Any deviation from standard not only risks a failed experiment but can obscure years of progress. Our willingness as the manufacturer to run validation experiments, supply micro-lots for development, or discuss method protocols builds partnerships that benefit not just us, but the broader scientific community.
By staying engaged in research, we get real-time feedback when properties like solubility or impurity profile start to matter for a new application. This feedback cycle drives continuous improvement—often resulting in new grades or alternate forms of Chrysophanone, such as micronized powders or custom pre-weighed sampling units, which align more closely with what the market actually demands.
Manufacturing chemical intermediates such as Chrysophanone never stands still. Global supply chains brought both opportunity and risk—new suppliers deliver raw materials from afar, while new market entrants sometimes blur distinctions between producer and reseller. Through every fluctuation in raw material costs or regulatory posture, we maintain direct control over our process and traceability system. This enables both rapid response to disruptions and the flexibility to ramp production where sudden spikes in demand occur.
Process development remains at the core of our operation. We adapted not just to faster analytical tools, but also to tighter specifications demanded by our most discerning clients. Iterative improvements—a tweak in crystallization temperature here, a change in post-processing flow filtration there—came from weeks bent over data, not simply running procedures by rote. Meeting challenges in scaling up synthesis, addressing waste minimization, and maintaining a closed-loop manufacturing ecosystem shaped the product more than any template specification ever could.
Long-term client relationships reinforce why attention to the reality in manufacturing matters. When a partner calls with a new technical challenge—a precipitate problem, a tricky purification, a request for impurity mapping—it is deep practical experience, not paperwork, that bridges theory and production. With every batch of Chrysophanone, lessons from the lab floor carry forward into the next round of synthesis and the next technical solution.
Ongoing demand for anthraquinone derivatives often reflects the explosive growth of pharmacological and biotechnological exploration. As regulatory environments grow stricter and new screening technologies raise detection sensitivity, our approach must evolve. More end users expect products that not only meet but exceed regulatory minimums, trimmed of contaminants and trace by-products. Feedback from both pharmaceutical and analytical clients highlights areas for development—lower impurity grades, alternative salt forms, or Highly Potent Active Pharmaceutical Ingredient (HPAPI) handling protocols.
Future development also focuses on improving the sustainability of the chemical synthesis. Further solvent reclamation steps, increasing use of reusable catalysts, and effective management of production utilities lower both costs and emissions. Our plant engineers and chemists combine practical know-how with emerging green chemistry practices: not just because policy dictates it, but because tighter operations and reduced waste benefit us and our clients in the long run. The evolution of Chrysophanone—from source material to final packaged grade—reflects the interconnectedness of science, industry, and the communities we serve.
New research—whether it’s focused on natural product bioactivity, pharmaceutical screening, or advanced pigment technology—constantly reveals uses for Chrysophanone that challenge earlier production boundaries. We share our knowledge openly whenever possible, publishing key impurity characterization methods or batch performance data. Working as a direct manufacturer gives us the leverage not simply to react to new challenges, but to drive best practices across the sector.
Clients who approach us for Chrysophanone come from a variety of industries and face unique technical problems. Our support starts with listening—not pushing a standard grade, but understanding the specific technical parameters that will actually make a difference for their project. Long after the initial order, we stay available to interpret results, troubleshoot recoveries, or provide technical documentation.
Open dialogue with users uncovers details no catalog listing captures—a subtle difference in solubility, a persistent odor, or a question about degradation under a novel storage condition. This awareness, drawn from hundreds of conversations and troubleshooting sessions, allows us to tailor response, draw on reserve stock, or even run additional analytical checks overnight. Being a manufacturer committed to hands-on problem solving sets our relationship with clients apart—a difference proven not by rhetoric, but by long-term project success and the results of the science itself.
The story of Chrysophanone in our facility is one told through iterative learning: improvement driven by end-user feedback and relentless on-the-floor diligence. Producing this compound involves adjustments and technical challenges that go beyond process chemistry and dip into quality control, regulatory compliance, and real-world application. The result: our Chrysophanone stands as a reliable, trusted ingredient among anthraquinone derivatives. This trust never came from advertising; it comes, batch by batch, from the practice of chemistry itself—tested by those who understand that each stage, from selection of starting material through finished packaging, determines true product quality.