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HS Code |
486937 |
| Chemicalname | Myricetin 3-O-Rhamnoside |
| Molecularformula | C21H20O12 |
| Molecularweight | 464.38 g/mol |
| Casnumber | 17912-87-7 |
| Appearance | Yellow powder |
| Solubility | Soluble in DMSO and ethanol |
| Purity | ≥98% (HPLC) |
| Synonyms | Myricitrin; Myricetin-3-rhamnoside |
| Meltingpoint | 200-205°C |
| Storagecondition | Store at -20°C, protected from light |
As an accredited Myricetin3-O-Rhamnoside factory, we enforce strict quality protocols—every batch undergoes rigorous testing to ensure consistent efficacy and safety standards.
| Packing | Myricetin 3-O-Rhamnoside, 100 mg, packed in a sealed amber glass vial with tamper-evident cap, labeled for laboratory use. |
| Shipping | Myricetin 3-O-Rhamnoside is shipped in securely sealed containers with appropriate labeling to ensure safety and product integrity. It is packaged to prevent contamination, moisture, and exposure to light. All shipments comply with chemical transport regulations, including necessary documentation and handling instructions for safe delivery to the intended destination. |
| Storage | Myricetin 3-O-rhamnoside should be stored in a tightly sealed container, protected from light and moisture, at 2–8°C (refrigerator). Avoid exposure to excessive heat, air, and humidity. For long-term storage, keep it under inert gas, such as nitrogen, to preserve stability. Ensure proper labeling and handle using appropriate personal protective equipment (PPE) in a well-ventilated area. |
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Purity 98%: Myricetin3-O-Rhamnoside with 98% purity is used in pharmaceutical formulation development, where it ensures reproducible bioactivity and minimal batch-to-batch variability. Molecular Weight 464.38 g/mol: Myricetin3-O-Rhamnoside at molecular weight 464.38 g/mol is used in analytical standard preparation, where accurate quantification in HPLC assays is achieved. Stability Temperature 4°C: Myricetin3-O-Rhamnoside stored at stability temperature 4°C is used in cosmetic antioxidant screening, where it maintains efficacy over extended storage periods. Melting Point 242°C: Myricetin3-O-Rhamnoside with a melting point of 242°C is used in nutraceutical ingredient processing, where high thermal resistance supports efficient encapsulation. Particle Size <20 µm: Myricetin3-O-Rhamnoside with particle size less than 20 µm is used in dietary supplement powder blends, where enhanced solubility and uniform dispersion are delivered. Solubility in Methanol: Myricetin3-O-Rhamnoside with high solubility in methanol is used in natural product extraction, where recovery yields and purity are maximized. Optical Rotation +38°: Myricetin3-O-Rhamnoside with optical rotation +38° is used in chiral purity verification procedures, where stereochemical integrity is confirmed for regulatory compliance. |
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Myricetin 3-O-Rhamnoside goes well beyond being another plant-derived flavonoid in the catalog. As a manufacturer deeply involved in the purification of polyphenolic compounds, we invest years combining traditional methods with new refinement steps. This molecule comes from a detailed process beginning with raw botanical input, which undergoes a multistep extraction, purification, and crystallization regime. Our main motivation to develop this product followed the growing attention on myricetin glycosides in the nutraceutical and research communities.
Experienced chemists instantly recognize that myricetin and its various glycosides display nuanced differences from each other and from their aglycone parent. Myricetin on its own provides certain bioactivities, but conjugation with rhamnose at the C-3 position alters solubility, stability, and, based on available research, modifies bioavailability and some molecular interactions. Some users ask why invest time in isolating specific glycosylated forms. In our facility, we noticed the difference as soon as we compared side-by-side tests.
Raw extracts rarely show precise, repeatable results. There’s always the question of what’s really present in a mixed sample. Our Myricetin 3-O-Rhamnoside, produced to a purity above 96%, offers clarity to researchers and formulators who need repeatability. Each batch is characterized using HPLC, NMR, and MS, so every shipment reaches clients with robust supporting documentation. That peace of mind is built into each lot. Compared to mixtures containing several glycosylated myricetins or aglycones, pure Myricetin 3-O-Rhamnoside enables meaningful assays and clean formulation outcomes.
Early discussions with process engineers centered on handling seasonality and regional variation of botanical sources. We settled on using Myrica cerifera leaves, which, after several crop cycles, proved consistent in their glycoside content. Harvesting, drying, and initial percolation are done on-site, lowering the risk of degradation. Extraction utilizes aqueous ethanol—an approach that balances penetration effectiveness, cost, and environmental responsibility.
Polysaccharides, proteins, and unwanted tannins require careful removal through multi-stage filtration, each with dedicated equipment. It’s not uncommon for vendors to shortcut this phase. We learned, by losing significant yield in early years, to meticulously monitor pH swings during extraction and post-filtration. Only after holding to firm pH control did our downstream process stabilize and final yields rise close to predicted levels.
Isolation of Myricetin 3-O-Rhamnoside proceeds with column chromatography, using gradients selected from scouting runs. Rather than adopting published protocols wholesale, our team repeatedly tweaked loading densities and elution speeds. Changes in column resin batches sometimes threw off separation behavior, so every arrival is validated before production-scale runs. Over time, we developed a scale-up protocol reproducible across multiple system volumes.
A final crystallization step gives Myricetin 3-O-Rhamnoside in a pale yellow powder form. Experience pushed us to avoid high-temperature drying, which can darken the product and lower purity. Instead, our drying system supports low-temperature, reduced-pressure conditions to protect flavonoid stability. Routine FT-IR and LC checks catch any batch variations.
This product doesn’t function as a bulk commodity. Its value lies precisely in rigorous production oversight and consistent supply of high-purity material. We back each batch with a dedicated COA, including detailed chromatograms, ensuring recipients know exactly what they’re getting—no hidden surprises.
Many researchers approach us wanting to compare native myricetin with glycosylated versions. We see these requests most often from pharmacology or food chemistry laboratories testing antioxidant or anti-inflammatory mechanisms in cell and animal models. Sometimes, a team working on cosmetics wants to evaluate pigment-stabilizing properties.
Myricetin 3-O-Rhamnoside shows significantly higher water solubility compared to the aglycone—an important trait for applications involving aqueous formulations, be it for beverage enhancement, topical creams, or in vitro assays where uniform dispersion under physiological conditions is crucial. The molecule’s rhamnose group not only improves hydrophilicity but appears in early studies to slow down metabolization in the digestive tract, supporting higher stability across certain pH ranges. For a manufacturer, verifying these claims means running dozens of dissolution and degradation studies during process development, as well as observing the product’s behavior in model systems representative of end-user environments.
Direct feedback from customers tells us exactly where the differences show up. Several beverage manufacturers reported challenges using plain myricetin, citing low uptake and rapid clouding during process trials. Replacing with Myricetin 3-O-Rhamnoside resulted in more stable products and greater taste neutrality, often eliminating the tendency for precipitation during storage. In the realm of research, biologists working on cell models saw improved data clarity and lowered background interference when using our material, compared to mixtures or crude extracts.
Similar molecules, such as Myricetin 3-O-Glucoside or Myricetin 3-O-Galactoside, are sometimes discussed in the same breath. In our side-by-side tests, solubility, reactivity, and actual stability vary sharply. Each glycoside form interacts uniquely with proteins, enzymes, and cellular membranes. Even minor changes in the glycosylation site or type have real consequences in downstream reactions. Application-wise, 3-O-Rhamnoside’s performance shines in both cold and room temperature processes, holding up where others begin to degrade.
Over the years, we heard from R&D teams that many market samples labeled as “myricetin glycoside” contain substantial levels of unrelated sugar conjugates, aglycones, or plant debris. Our internal quality checkpoints filter out these inconsistencies. Working from pure product means researchers avoid wasting time troubleshooting unexpected chromatographic or assay backgrounds.
In oral health formulations, for instance, dentists prefer 3-O-Rhamnoside because it resists breakdown by salivary enzymes longer than some glucosides. For researchers interested in metabolic pathways, the product’s defined structure allows for precise tracing in biological models. This level of specificity is simply not possible with impure or mixed-form products.
Launching any new natural compound involves a lengthy trial-and-error period. We ran into hurdles scaling beyond pilot batches. Certain steps, like temperature control during final drying, required a full redesign of our equipment. Even after establishing robust protocols, batch-to-batch consistency had to be proven across different seasons and botanical sources. Once, a mid-year supply hiccup forced us to build up a dedicated buffer stock and diversify sourcing while never lowering our internal quality thresholds.
Every customer application brings a new learning opportunity. A team working on animal feed supplements raised concerns about lingering bitterness in their blends. By isolating batches, we tracked the cause to microcontaminants in the original ethanol used for extraction—an issue resolved by switching to a different supplier and tweaking our solvent recovery process. Another challenge appeared in a bioassay, where a researcher flagged unexpected peaks in their HPLC output. Joint troubleshooting revealed a minor leaching from one lot of plasticware—once resolved, we saw the expected clean chromatograms.
We know that no finished product will ever be better than the raw material behind it. This philosophy keeps us close to both our technology and our end-users. Feedback loops, both formal and informal, drive our decisions for both incremental improvements and larger process pivots.
On the production side, engineering teams keep a close watch on solvent recycling, energy use, and waste stream management. Large-scale chromatography generates complex effluent. For years, we accepted that excessive water use was the price of product quality. Advances in resin technology and on-site solvent filtration have now cut these by more than half. Effluent now undergoes continuous monitoring and closed-loop recirculation, protecting both environment and bottom line.
Maintaining high purity without sacrificing throughput remains a perennial challenge. Our R&D group continues to test faster, higher-capacity stationary phases and better process analytics. In particular, inline HPLC sampling, introduced last year, let us catch off-spec batches at early upstream stages, reducing both product and resource losses.
Supply security ranks near the top of concerns for clients in medical and nutritional industries. Forward contracts with growers and backup plots keep our raw input pipeline steady. Unexpected droughts or disease outbreaks threatened operations twice in the past decade—a sober reminder of the importance of building redundancy into agricultural sourcing.
We notice a growing trend among clients who request substantial documentation beyond the usual COA. Regulatory filings and grant-backed research projects bring stricter demands for traceability and compound identification. In response, we expanded our sample retention and third-party batch verification. Each delivery now ships with a complete ID packet, covering everything from sourcing to final analytical characterization.
Educators and scientists frequently reach out for support writing protocols that function within the constraints of their own labs. We partner directly, offering hands-on advice drawn from our own development experience. Where solubility or handling issues surface, we share the practical tweaks that made a difference. It’s not unusual for our chemistry team to directly walk young researchers through their first solvent partition or lyophilization step.
For pilot production or technology transfer collaborations, we open our process specs for review under appropriate NDAs. We believe that the more customers understand about their starting materials, the better the finished science or product will be.
Our material supports new explorations in bioactivity, antioxidant behavior, and formulation science. We see interest not just from researchers but also technology scouts building up new dietary supplement prototypes grounded in plant science. We have internal discussions about expanding application guidance, drawing on both published research and feedback from applied industrial trials.
As a manufacturer, we remain focused on refining both product and process. The market for natural compounds is increasingly competitive. Distinguishing a specialty item like Myricetin 3-O-Rhamnoside takes more than technical accuracy; it depends on reliable hands-on support and an ongoing commitment to quality.
Clients count on their supplier to do more than ship a container. They look for answers and context, often under deadline pressure or regulatory scrutiny. For this reason, our chemists stay engaged beyond the sale, continually updating applications support as new information surfaces.
Where generic ingredients provide basic functionality, special-purpose compounds like Myricetin 3-O-Rhamnoside demand exacting control from field harvesting to final packaging. Trust builds batch by batch, through exhaustive documentation and collaborative troubleshooting, cementing long-term relationships with innovators in science, consumer health, and industrial technology.
Years of manufacturing experience frame our belief that purity and process transparency form the foundation of effective scientific progress and reliable product development. In sharing what we learn—failures and solutions alike—we help advance all communities working with this unique flavonoid.