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HS Code |
861281 |
| Chemical Name | 3,7-Dihydroxyflavone |
| Molecular Formula | C15H10O4 |
| Molecular Weight | 254.24 g/mol |
| Cas Number | 78947-07-2 |
| Appearance | Yellow crystalline powder |
| Solubility | Poorly soluble in water; soluble in organic solvents like DMSO and ethanol |
| Melting Point | 288-291°C |
| Pubchem Cid | 10307494 |
| Synonyms | 3,7-Flavonediol |
| Iupac Name | 3,7-dihydroxy-2-phenylchromen-4-one |
As an accredited 3,7-Dihydroxyflavone factory, we enforce strict quality protocols—every batch undergoes rigorous testing to ensure consistent efficacy and safety standards.
| Packing | White plastic bottle containing 5 grams of 3,7-Dihydroxyflavone, labeled with chemical name, purity, CAS number, and safety precautions. |
| Shipping | 3,7-Dihydroxyflavone is shipped in tightly sealed containers to prevent contamination and degradation. The package is labeled according to regulatory guidelines and protected from light, moisture, and extreme temperatures. It is transported via standard chemical courier services, compliant with all applicable safety and shipping regulations for laboratory chemicals. |
| Storage | 3,7-Dihydroxyflavone should be stored in a cool, dry, and well-ventilated area, away from direct sunlight and heat sources. Keep the container tightly closed to avoid moisture ingress. Store at 2–8 °C (refrigerator) if possible, and protect from strong oxidizing agents. Ensure proper labeling, and follow all relevant chemical storage guidelines and safety procedures. |
Applications of 3,7-Dihydroxyflavone in Industrial ManufacturingAs a direct manufacturer of 3,7-Dihydroxyflavone, we supply this flavonoid intermediate to specialized industrial fields where its molecular properties are utilized in strictly regulated production environments. The following sections outline our core downstream segments with clear process and compliance reference. 1. Pharmaceutical Raw Material for API SynthesisMajor pharmaceutical companies incorporate 3,7-Dihydroxyflavone as a key intermediate for the synthesis of novel drug candidates, particularly in investigational treatments for neurological and metabolic disorders. GMP production environments require stringent control from raw material qualification through to batch release. Purity, batch consistency, and documentation remain critical in this use. Typical operations introduce the material during advanced intermediate steps, often under controlled temperature and inert atmosphere conditions to preserve functional groups. Formulation teams precisely monitor concentrations and compatibility during multi-step and scale-up processes for registration dossiers. Industry compliance standards
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2. Functional Ingredient in Nutraceuticals ManufacturingNutraceutical and dietary supplement producers utilize 3,7-Dihydroxyflavone as a specialty bioactive in powder, capsule, and granule formulations. Ingredient blending takes place in dust-controlled, food-safe facilities under validated batch protocols. Manufacturers must document origin and traceability, as well as allergen and contaminant testing, to meet dietary supplement regulations. Process steps typically include pre-mixing with excipients and homogenization to achieve uniform distribution at the milligram-per-serving level in finished product matrices. Industry compliance standards
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3. Reference Standard for Analytical LaboratoriesCommercial analytical testing labs and pharmaceutical quality groups use 3,7-Dihydroxyflavone as a reference compound for HPLC, LC-MS, and spectrophotometric method validation. This role requires ultra-pure grades with detailed certificate of analysis, including chromatographic purity and residual solvent profile. Labs prepare calibration standards and spike recovery solutions for quantitative analysis of flavonoids in herbal extracts, dietary ingredients, and finished pharmaceutical products. Validation teams rely on traceable reference material to meet worldwide regulatory submission needs. Industry compliance standards
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4. Cosmetic Ingredient in Skin Care Formula DevelopmentLeading cosmetic manufacturers deploy 3,7-Dihydroxyflavone as a specialized ingredient in advanced skin care formulations, employing controlled blending and emulsion technologies for creams, serums, and gels. Entry of the raw material follows strict supplier qualification and allergen control based on ISO guidelines. Formulators adjust ratios depending on product claims and regulatory review. Processing includes solubilization in selected vehicles and stabilization against oxidation, with continuous tracking through the finished batch for global market compliance. Industry compliance standards
Typical usage ratio
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In our chemical plant, we work with 3,7-Dihydroxyflavone every day. It’s a flavonoid compound that brings real value to researchers and formulation scientists on the hunt for reliable molecular tools and functional actives. The people who come to us don’t just need a “flavone” — they need reactivity, solid purity, and a powder that behaves predictably in their process. Through our years blending, filtering, and purifying, we’ve seen how small imperfections in 3,7-Dihydroxyflavone can spell unnecessary headaches for academic groups, biotech startups, and established consumer health brands alike.
Every batch of 3,7-Dihydroxyflavone in our facility stays true to a clear, tangible standard. Chemically, this compound holds its C15H10O4 structure — two hydroxyls on the A ring, positions three and seven. On physical inspection, a pale yellow crystalline powder signals the right grade. Typical research use calls for purity levels that scratch past 98%, so we never compromise during crystallization and particle handling. Our technical team cross-checks by HPLC and NMR to anchor each batch’s integrity, not just ticking off an internal box, but giving our partners peace of mind when they develop new protocols.
Moisture control plays a huge role in how 3,7-Dihydroxyflavone dissolves and mixes. Excess water can trap the compound in clumps or encourage slow degradation, so we pack our material under dry-room conditions. Fine particles offer fast dissolution in ethanol, DMSO, or basic buffer solutions, which speeds up both research and pilot-scale runs. We don’t treat this as a “commodity chemical” — our operators measure every stage, because even trace contaminants set back our customers’ analytics and data reproducibility.
Interest in 3,7-Dihydroxyflavone runs high across pharmaceutical, nutraceutical, academic, and cosmetic groups. The main buzz comes from its role as a structural analog of compounds found in plants, used to probe bioactivity in areas ranging from antioxidant research to cell biology and anti-inflammatory pathways. What most people outside labs might not know is how the performance difference shows up, batch by batch, depending on the hand guiding the process.
For research, a crisp chromatographic fingerprint and reliable melting point assure scientists that their controls and samples aren’t being thrown off by side components. Our analytical team runs extra TLC and UV tests on every lot, because a “questionable” result after weeks of lab work wastes not just supplies, but grants and patience. If a lab intends to publish, reviewers and journals expect clarity on starting materials. We keep a three-year record of every batch so any scientist can match reference data to our lot numbers.
Pharmaceutical and supplement companies chase solid provenance too. Preclinical screening, formulation, and even topical product testing can all unravel if source compounds aren’t pure. Sometimes we field calls about polymorphism in 3,7-Dihydroxyflavone; a small shift in crystalline form can affect solubility, bioavailability, and shelf life. Our team investigates these questions hands-on, adjusting parameters in the recrystallization stage, not pushing the problem down the supply chain.
Cosmetic chemists look to 3,7-Dihydroxyflavone for its tested ability to withstand common formulation processes. In emulsion matrices or surfactant blends, the wrong particle or too much residual solvent gives headaches—clumping, separation, or incomplete dissolution. Our QA engineers pull random vials from every lot and run “extreme” tests, blending the compound through pH shock, freeze-thaw cycles, or high-shear mixing. This experience feeds back into our process design, so our chemists know what real-world use will look like, not just the purity on a printout.
Within the flavone family, even small structural tweaks can spell meaningful differences in lab and plant settings. 3,7-Dihydroxyflavone, with its twin hydroxyl groups, stands out for a few plain reasons. In our analysis, the extra hydroxyl enhances antioxidant potentials measured in standard in-vitro setups — DPPH and ABTS radical scavenging activity comes out stronger than in, say, plain flavone or the 3-hydroxyflavone cousin.
More importantly, handling qualities matter just as much as the chemistry itself. We’ve seen 3,7-Dihydroxyflavone outperform similar powders in terms of stability under light and moderate heat. Other flavones, such as quercetin or apigenin, put up more of a fight in terms of solubility under neutral to weakly basic pH, whereas ours consistently dissolves in a wide range of solvent polarities, giving downstream users more choice in how they build their experiments.
Impurity profiles matter, too. Routine synthesis routes for 3,7-Dihydroxyflavone can throw off traces of related flavones or incomplete reaction side-products. Compared to bulk sources, our operation puts heavy focus on chromatographic purification after reaction and before crystal growth. We run targeted LC-MS screens for isomeric flavones—some outside vendors skip this step, but our data shows these trace compounds skew bioassay and spectral results.
Some partners ask about environmental footprint and process sustainability. In our view, manufacturing 3,7-Dihydroxyflavone stays less resource-intensive relative to highly glycosylated or heavily substituted flavonoids, which call for extra steps and reagents. Our streamlined process emits lower VOCs, and our in-house waste neutralization system keeps wastewater profiles below regulatory thresholds. That’s not just a line in a brochure; we’ve faced enough audits to know it’s the reality that counts.
Stability of 3,7-Dihydroxyflavone has practical consequences. We always store finished batches in light-blocking, airtight jars in dry, temperature-controlled vaults. In a pinch, regular desiccators work, but our team spotted accelerated degradation—yellowing and slight odor shifts—whenever powder samples sit in open air or under fluorescent light for extended periods. We’ve had customers come to us after struggling with off-color or poorly performing samples sourced from reseller stock, and the difference always tracks back to storage, not the molecule itself.
Our logistics team labels every jar with handling instructions printed in plain language. During prep, we learned that rough shipping and temperature swings can compress powder or break crystals, so we designed packing with internal supports and absorbents. These lessons didn’t land overnight; they emerged from years of fielding feedback, replacing spoiled shipments, and losing raw materials ourselves. We don’t add stabilizers or anti-caking agents — just tight process control from synthesis to warehouse.
Solubility sets 3,7-Dihydroxyflavone up as a flexible option in both organic and aqueous protocols. Typical dissolution works at low concentrations in ethanol, methanol, and DMSO, but our higher-grade batches reach respectable clarity even in buffered water, which opens up more uses for cell culture, protein work, and biochemical screening. Particle size comes into play here: we keep a tight sieve range, never letting out oversized crystals or excessive fines. This reduces the need for end-users to spend extra time grinding or ultrasonicate suspensions, trimming hours off routine prep.
The reason people stick with us for supply boils down to trust built over time. Researchers want to eliminate sources of error and uncertainty; they can’t afford to repeat protocol after protocol just because the starting compound underdelivered or carried contaminants. In a real sense, science moves stepwise, and poor-quality 3,7-Dihydroxyflavone acts as a trapdoor in the process. We’ve saved labs months by troubleshooting where results skewed — sometimes, an extra filtration or a small tweak in drying conditions unblocks the work. The field has moved toward higher transparency and reproducibility, so we keep batch data open, run repeat analyses on request, and share process notes when requested by regulatory or academic partners.
Companies moving toward clinical or consumer products have even greater headaches with supply drift. We work directly with their process engineers to match particle specs, run stress testing, and even help scale up pilot programs when their phase one research needs material in the kilogram scale without loss in batch quality or consistency. Years ago, a few groups lost product launches over non-uniform material or batch swings from lower-tier suppliers — testimony to why supply stability counts in today’s market.
We also serve several collaborative programs with biotech start-ups working on new delivery methods — encapsulation, transdermal application, nano-dispersion. In each case, the way 3,7-Dihydroxyflavone behaves during blending, heating, or co-processing spells the difference between technical success or months wasted on rework. Our plant teams work with formulation scientists to swap test samples, troubleshoot emulsification snafus, and brainstorm custom drying or grinding profiles when standard lots don’t quite fit a novel process.
No compound comes free of challenge. 3,7-Dihydroxyflavone, though robust compared to more delicate flavonoids, can show sensitivity to elevated temperatures and strong acids or bases. In our pilot reactor lines, we’ve learned to keep process streams under neutral to mildly basic conditions and to cap processing temperature before the risk of browning or breakdown sets in. We warn clients off prolonged thermal processing above 80°C, based on our trial results; even quick excursions leave color or product loss.
Scaling from bench to pilot scale brought its own headaches. Early batches clumped or failed to recrystallize cleanly without precise control over pressure, solvent ratios, and agitation. It’s tempting to push for yield at the expense of purity, but our feedback loop—constant quality checks and direct troubleshooting—meant long-term reliability won out over quarterly numbers.
We’ve also run into limits sourcing green solvents for large workflows. Though the reactions can work in classical solvents, our engineers keep building alternatives based on lower-toxicity or recyclable media, which takes extra time to optimize. We share best practices with groups aiming to cut environmental impact, knowing that incremental gains add up over thousands of kilos per year.
On rare occasion, we deal with requests for ultra-custom particle sizes or solubility enhancements. These tend to drag out due to time-consuming screening and back-and-forth on process design. We take a hands-on, realistic approach: run small test lots, gather feedback, and scale up only once results meet both our lab’s standards and the partner’s downstream needs. Experience shows that a one-size-fits-all approach never works, especially with sensitive applications like bioassays or pharma excipient builds.
The chemical market brings new players and trends almost every year. Right now, demand for “research-grade” and “high-purity” 3,7-Dihydroxyflavone keeps outpacing the old commodity routes. Our team keeps up by investing in fresh analytical tech—LC-MS, multi-angle light scattering detectors, and extended stability testing. Reports of research being undermined by ambiguous or adulterated materials keep surfacing; our approach anchors on publishing our analysis protocols, raw data sheets, and matching in-house results to third-party reports when needed.
Clients working in regulated industries need detailed provenance, batch traceability, and assurance of supply continuity. It isn’t enough to ship material; we log the precise synthesis date, raw input lots, and sign off on multi-level QC before labeling any drum. If our own internal test result ever looks off, the batch never ships. We champion an “open door” QC policy — clients can schedule audits, request split samples, or phone in questions anytime. Our credibility lives and dies on these practices, especially as transparency becomes the expectation, not the exception.
As sustainability and environmental compliance shape the market, we reduce energy use in synthetic steps, recycle solvents onsite, and trim packaging to cut landfill impact. We treat this as a practical part of our plant culture, not checkbox compliance. Long-term contracts with several multinational partners turn on these improvements — regulatory demands in EU, North America, and East Asia keep rising, and customers rightfully care about ethical sourcing and minimized environmental impact.
For us, 3,7-Dihydroxyflavone isn’t just another product line. Decades on the production floor have taught our operators and chemists to spot subtle shifts — a faint color change here, a shift in filter resistance there — and catch curveballs before they hit customers’ processes. We know scientists in research and industry value clarity, reliability, and open communication. Each jar we box up may end up fueling discoveries or underpinning consumer safety trials.
We won’t promise perfection, but hands-on feedback and practical knowledge guide each stage in production. Anyone relying on 3,7-Dihydroxyflavone for product development or new research paths can expect a supply chain anchored in experience and realism. On our end, good manufacturing practice means real people running real checks — not chasing volume at the cost of trust. Working directly with users, we turn the lessons of every batch into better results for the next cycle of testing, discovery, and development.