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3',4'-Dihydroxyflavone

    • Product Name 3',4'-Dihydroxyflavone
    • Alias Luteolin
    • Einecs 216-245-4
    • Mininmum Order 1 g
    • Factory Site Tengfei Creation Center,55 Jiangjun Avenue, Jiangning District,Nanjing
    • Price Inquiry admin@sinochem-nanjing.com
    • Manufacturer Sinochem Nanjing Corporation
    • CONTACT NOW
    VTB
    Specifications

    HS Code

    799999

    Cas Number 4143-64-0
    Molecular Formula C15H10O4
    Molecular Weight 254.24 g/mol
    Iupac Name 3',4'-dihydroxyflavone
    Appearance Yellow powder
    Melting Point 259-263°C
    Solubility Poorly soluble in water, soluble in DMSO and ethanol
    Pubchem Cid 5281697
    Canonical Smiles C1=CC(=C(C=C1O)O)C2=COC3=CC=CC=C3C2=O
    Synonyms 3',4'-Flavonediol; 3,4'-Dihydroxyflavone
    Usage Biological/chemical research, neuroprotection studies

    As an accredited 3',4'-Dihydroxyflavone factory, we enforce strict quality protocols—every batch undergoes rigorous testing to ensure consistent efficacy and safety standards.

    Packing & Storage
    Packing The 3',4'-Dihydroxyflavone is packaged in a 1-gram amber glass vial with a secure screw cap and tamper-evident seal.
    Shipping 3',4'-Dihydroxyflavone is shipped in a tightly sealed container, protected from light, moisture, and extreme temperatures. The chemical is usually packaged according to regulatory guidelines for laboratory chemicals, with appropriate hazard labeling. Shipping complies with local, national, and international regulations to ensure safe transport and storage during delivery.
    Storage 3',4'-Dihydroxyflavone should be stored in a cool, dry, and well-ventilated area, protected from light and moisture. Keep the container tightly closed when not in use, and store at 2-8°C (refrigerator conditions) for optimal stability. Avoid sources of ignition and incompatible substances such as strong oxidizers. Proper labeling and secure storage help maintain its purity and prevent degradation.
    Application of 3',4'-Dihydroxyflavone

    Applications of 3',4'-Dihydroxyflavone in Industrial Manufacturing

    3',4'-Dihydroxyflavone supports a range of specialized downstream manufacturing fields due to its defined chemical profile and performance in antioxidant, anti-inflammatory, and biological regulation matrices. As a direct manufacturer, we deliver raw material solutions consolidated around proven industrial uptake, ensuring technical, regulatory, and formulation alignment at scale. The following scenarios represent established uses in global B2B supply chains.

    1. Functional Food and Dietary Supplement Manufacturing

    Functional food and supplement producers incorporate 3',4'-Dihydroxyflavone for its targeted biological modulation properties, especially as a plant-derived flavonoid ingredient in soft gels, capsules, and nutrition bars. Its inclusion addresses consumer demand for bioactive components supporting cognitive and metabolic health, while stringent ingredient traceability supports brand trust in finished goods destined for both export and domestic markets.

    Industry compliance standards

    • GB 16740—Chinese National Food Safety Standard for Nutritional Supplements
    • 21 CFR Part 111—US FDA Dietary Supplement GMP
    • European Food Safety Authority (EFSA) Novel Food Regulation EU 2015/2283
    • ISO 22000 food safety management system

    Typical usage ratio

    • 0.02–0.1% in dietary supplement premixes, adjusted according to formulation’s active content targets and local regulatory guidance

    Downstream process integration

    • Introduced during bulk powders blending or suspended in edible oil phase prior to encapsulation; used as a direct additive in mixing tanks or high-shear blenders

    Final product types

    • Oral capsules (vegetarian and gelatin)
    • Functional nutrition bars and chews
    • Powder sachets for dispersible drink mixes
    • Premixes for tablet compression or softgel filling

    2. Pharmaceutical Raw Material for Neuroprotective Formulations

    Pharmaceutical manufacturers utilize this flavone as a reference active in preclinical and clinical development pipelines, particularly for neuroprotective and neuroregenerative applications, leveraging its PI3K/Akt and BDNF modulatory effects. The substance enters small-molecule pipeline workflows and supports finished drug development under rigorous regulatory and GMP protocols, driving targeted dose-form innovation for CNS-focused therapeutics.

    Industry compliance standards

    • ICH Q7 GMP for Active Pharmaceutical Ingredients
    • Chinese Pharmacopoeia (ChP) monographs for raw materials
    • US Pharmacopoeia (USP) <1092> Dissolution Procedures guideline
    • EU Directive 2001/83/EC on medicinal products

    Typical usage ratio

    • 0.1–1% w/w in API formulations depending on target dosage, adjusted based on clinical protocol and pharmacokinetic data

    Downstream process integration

    • Added in the solvent or suspension stage for API blending, then granulated or directly filled for solid dose manufacture; also employed in solution for injectable formulations during formulation development

    Final product types

    • Formulated oral solid dosages (tablets, capsules)
    • Investigational neuroprotective injectables
    • Clinical trial materials for CNS research
    • Reference standards for pharmacological profiling

    3. Advanced Cosmetic and Personal Care Ingredient Processing

    Downstream cosmetic manufacturers integrate 3',4'-Dihydroxyflavone as an active botanical constituent in anti-aging and antioxidative skincare, specifically targeting formulations requiring natural-origin bioactives for skin health positioning. Its oxidative stress modulation and melanin pathway regulation support positioning in premium cosmetic lines, with batch traceability systems and controlled microdosing to meet safety and performance benchmarks across global markets.

    Industry compliance standards

    • EU Regulation (EC) No. 1223/2009 on Cosmetic Products
    • China NMPA Cosmetics Supervision and Administration Regulation
    • US FDA Voluntary Cosmetic Registration Program (VCRP)
    • ISO 22716 Cosmetic GMP

    Typical usage ratio

    • 0.01–0.05% in emulsions, sheet masks, and serums; finalized as per efficacy data and local safety regulations

    Downstream process integration

    • Introduced in the laboratory compounding stage or main batch tank following the cool-down phase to minimize degradation; used in both oil- and water-phase components for high-active formulations

    Final product types

    • Anti-aging face serums and creams
    • Brightening sheet masks
    • Premium day and night emulsions
    • Eye care gels and concentrates

    4. Research-Grade Biochemical Reagent Supply

    Laboratories and biotechnology companies purchase 3',4'-Dihydroxyflavone as an analytical reagent and reference compound, supporting cell culture, molecular biology, and pharmacological assay development. Its specificity for TrkB activation and oxidative stress testing underpins its widespread use in both academic and industrial bioscience research pipelines. All batches require full traceability, identity confirmation, and purity documentation to align with strict QA protocols and publication standards.

    Industry compliance standards

    • ISO/IEC 17025 Testing and Calibration Laboratories Accreditation
    • Certificate of Analysis (CoA) for research reagents
    • REACH Regulation (EC) No. 1907/2006 for chemical substances
    • GLP standards for laboratory chemicals

    Typical usage ratio

    • 0.5–50 µM in cell-based assays or 10–100 mg/L in analytical biochemistry protocols; determined by assay sensitivity and experimental design

    Downstream process integration

    • Dissolved as a standard in assay buffer for pharmacological studies; used as a working reagent in molecular screening and calibration for HPLC and LC-MS

    Final product types

    • Pre-packaged analytical standards
    • Cell culture medium supplements
    • Assay kits for TrkB and oxidative stress markers
    • Active reference stocks for high-throughput screening
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    Certification & Compliance
    More Introduction

    3',4'-Dihydroxyflavone: A Closer Look From a Manufacturer’s Perspective

    About 3',4'-Dihydroxyflavone: Structure and Model

    Through years of producing active flavonoids, 3',4'-Dihydroxyflavone keeps showing up as a high-value molecule in both laboratory and industrial demand lists. The compound stands out for a reason: its backbone—substituted at the 3' and 4' positions of the flavone core—sets the stage for a range of biochemical properties that basic, unsubstituted flavones don’t exhibit. We produce this flavonoid at various purities, with research-grade typically at 98% or greater, meeting the requirements for both life science research and some dedicated industrial innovation.

    Why 3',4'-Dihydroxyflavone Stays Relevant

    Over the past decade, interest in this flavone has been boosted by studies looking for natural and semi-synthetic alternatives to standard biochemical regulators. In our facility, we noticed that our orders rose especially from teams focusing on antioxidant studies, signaling pathway investigations, and more recently from biotech startups developing plant-based health supplements. Compared to routine flavonoid offerings, this molecule’s dihydroxy substitutions provide tailored reactivity and recognition in protein-ligand interactions, which drew demand from both protein research groups and those working with cell-based assays.

    Specifications: Purity, Form, and Handling Insights

    We keep production of 3',4'-Dihydroxyflavone grounded in reproducibility, because even slight contamination can hamper results. During synthesis, controlling humidity and close monitoring of solvent residues matter a lot. Our batches typically present as a pale yellow crystalline powder, and our in-house HPLC systems regularly confirm purity with a variance of less than 0.5 percentage points batch-to-batch. Some clients with surface modification research have asked for micronized forms; we accommodate those needs, but we always keep the core integrity of the molecule our first priority.

    On the logistics side, the compound stores well at room temperature in inert containers, but long runs toward gram-to-kilogram scale reveal how sensitive it can get to light and air. Shelf-life tests in our own labs kept the powder stable for over a year under nitrogen, so we always recommend shipping in light-proof containers and training warehouse staff on prompt transfer to cool storage.

    Usage Across Sectors: What Drives Choice

    In our observation, research laboratories specializing in cell signaling and oxidative stress experiments request the compound for its ROS-scavenging properties and ability to interact with specific kinases. These orders typically come in low-gram scales, sometimes with certificates of analysis or trace element guarantees. Clinical research clients preparing reference standards prefer our tightly vetted lots, with full documentation down to residual solvent data and isotope profiles.

    Nutraceutical manufacturers occasionally approach us seeking higher volumes, but always want reassurance on allergens, solvent history, and heavy metals—our production chain runs parallel GMP validation for lots intended for further processing into dietary products.

    The compound’s compatibility with a range of solvents, plus low melting points, makes it easy to integrate for in vitro and sometimes even in vivo protocols. Still, we see requests for custom particle sizes to match both fast-dissolving and controlled-release matrices.

    Differences From Other Flavonoids: What Matters In Practice

    A question we answer repeatedly: How does 3',4'-Dihydroxyflavone differ from other closely related flavones like apigenin, chrysin, or luteolin? For users running side-by-side screens, the unique placement of the hydroxyls at the 3' and 4' positions means a marked difference in how the molecule scavenges free radicals or binds to protein kinases. We have tested batches in our own application lab against more basic flavones, and the reactivity profile with oxidative enzymes varies considerably—sometimes up to 2x greater than apigenin in standard DPPH assays.

    In preparative chemistry, some methylated flavones might show better bulk stability, but they lose out on hydrogen-bonding interactions that researchers covet in signaling pathway experiments. Our QC team tracks feedback closely: consistently, 3',4'-Dihydroxyflavone stands out for groups looking to probe competitive inhibition in tyrosine kinases instead of broad-spectrum antioxidant roles that more generic flavones provide.

    We often remind research partners that while chrysin and other analogs may outperform in specific anti-inflammatory trials, our current batches of 3',4'-Dihydroxyflavone shine in protocols asking for potent ROS modulation or tight protein docking, which becomes key for those screening drug-like candidates or mapping cell signal cascades.

    Production Realities and Process Control

    Manufacturing this flavone in high purity isn’t just a matter of scaling up standard plant extractions. For reliable yields, we start by synthesizing the precursor using cost-managed substrates, then apply a sequence of oxidation and rearrangement steps. Years back, unwanted side products scrambled our chromatography; so we designed a customized workflow using closed-loop solvent recovery, and we now achieve consistent purity above industry norms, without ballooning costs for our institutional buyers.

    In the final stages, we avoid forced drying under high heat—a step that brought down solubility in early test samples. This improves both recovery and downstream usability, something frequent clients now mention as a deal-maker in their purchasing decisions. In-house verification using reference standards and advanced spectroscopic tools like NMR and MS ensures that outliers don’t slip into client hands. We keep samples on hand for at least two years, so that clients running long projects can trace back any anomalies with full transparency.

    Challenges With Scalability and Client Needs

    As more researchers and start-ups adopt 3',4'-Dihydroxyflavone, we contend with predictable challenges. A key tension always comes from the push-pull between high-volume output and maintaining the narrow impurity profile that serious research demands. At a kilo scale, we must contend with phase separation quirks, especially if ambient lab temperatures swing inadvertently. To deal with this, process control measures like built-in temperature monitoring in our reactor system now flag any overnight drift.

    Every so often, we see requests for certified vegan, gluten-free, or allergen-free batches, usually for integration into dietary or therapeutic products. We spent three years validating parallel supply chains for botanical starting material and fully synthetic precursors, so we can share complete traceability—our experience says clients audit our processes as much as our actual chemical content.

    Another variable is solvent residue. Research and food chemists want documentation down to ppm levels, so we hold off shipping until each lot clears GC-MS scrutiny. This slows some urgent orders, but we don’t compromise on it. Our philosophy: scrutiny and transparency win trust every time, even if it means an extra day in the fulfillment pipeline.

    Environmental and Safety Perspective

    Eco-responsibility matters. Over the years we trimmed solvent waste and maximized recycling by integrating closed-system synthesis and distillation. Our operators report lower exposure risks and better air quality compared to the traditional open-flask process. Local regulatory authorities frequently inspect our logs, and we keep documentation ready for clients concerned about environmental compliance or downstream liabilities.

    On the safety front, some early researchers underestimated the dusting potential of this powder, which calls for attentive handling. We share best practices with clients: working in ventilated enclosures, limiting static, and ensuring the proper protective gear. We run our own batch-level safety checks and proactively flag any deviation from normal morphology or sensitivity metrics. We take these precautions as seriously for our own staff as for our end users.

    Key Application Stories From the Field

    Application stories drive us to refine our protocols. A notable biotech partner recently described using our high-purity 3',4'-Dihydroxyflavone to probe neural cell response to ROS stress—finding a dose-dependent effect on cell viability not replicated by commercial-grade flavones from other suppliers. This prompted us to dig deeper into batch consistency, running side-by-side trials with previous-year samples to spot any subtle identity drift. The result: our inline QC process now runs an extra purity check every third batch, and we actively share this data with long-term academic partners.

    A university-led team working in plant molecular biology reached out when their earlier chrysin-based protocols stalled. Switching to our dihydroxyflavone, they tracked faster flavonoid uptake and clearer signaling outcomes in stress response assays. They cited our documentation—traceable from precursor to product—as a deciding factor over less transparent vendors.

    On the commercial side, a European nutraceutical group requested micronized batches under 10 microns for rapid tablet formation. The first pilot was too hygroscopic for their blend; so, we re-optimised drying kinetics in collaboration with their process engineers, landing on a compromise between flow and strength. Now, they cite reliable blending and minimal off-taste as their benchmark, aligning with market trends toward plant-based wellness products.

    Continuous Improvement: Listening and Iterating

    Feedback cycles make the difference between commodity manufacturing and genuine partnership. We stay in close touch with R&D teams testing the chemical in live models, noting every point where yield, purity, or handling could improve. Early launches saw issues with container static buildup and slight color shifts over time, which we resolved by adjusting bulk packaging and implementing tighter lot management. Now, as the user base grows, process and support teams meet monthly to review patterns in returns and technical queries.

    Requests for larger batch sizes and alternate forms—tableting grade, high-dispersibility powder, or solution concentrates—keep our formulators on their toes. Each adaptation sees tight planning so original quality does not slip. Continued investment in our own analytical capabilities pays off, as clients count on batch-to-batch equivalence for reproducibility in everything from high-throughput screens to pre-clinical tests.

    What Sets Our 3',4'-Dihydroxyflavone Apart

    Besides high assay values and low impurities, customers zero in on transparency. We don’t just rely on base certifications; our technical team regularly publishes white papers and application notes tracking nuanced differences between batches, as seen in actual assays and user feedback. Clients conducting regulatory submissions or audits know that with us, every batch is documented, traceable, and fully supported by data. This direct engagement tends to set us apart in a market where communication gaps between manufacturers and users still exist.

    Many flavonoids on the market tout generic antioxidant benefits, but research groups tell us they come to us because we can drill deep into why certain substitutions—like those on 3' and 4'—matter. Our focus always stays on tangible outcomes: protein binding, cell response, and molecular stability, not broad platitudes.

    Trends Shaping the 3',4'-Dihydroxyflavone Market

    In the past two years, market drivers have shifted. Sustainability pressures mean academic and industry partners ask for more life cycle data and greener synthesis. Our process engineers routinely test new precursor streams—including plant-derived options—and we regularly conduct full audits of our waste stream to improve efficiency.

    IP considerations also press forward. As more groups race to patent bioactive derivations, we field inquiries about exclusive supply and secure process data chains, adding another layer to our manufacturing stack. This relationship-building work directly influences our internal priorities, steering resources toward both cost control and customized QC.

    Direct Dialogue: Manufacturer and User

    Having a direct bond with users shapes our future batch development. We hold open calls and technical Q&As, actively requesting real-world feedback. Results from these sessions often push us to innovate beyond standard synthesis—sometimes shifting from entirely synthetic origins to more sustainable hybrid routes if raw material constraints or regulatory trends dictate.

    Unlike bulk commodity producers, we position our process and support teams to troubleshoot user issues—be it unplanned moisture pickup, unexpected assay drift, or challenges in process scale-up. By maintaining dialog, both parties drive new value: clients get technical support grounded in day-to-day experience, and we identify ways to tweak our methods for sharper, more reliable outcomes.

    Conclusion: 3',4'-Dihydroxyflavone’s Future

    Experience as a direct manufacturer of 3',4'-Dihydroxyflavone gives us a grounded perspective on what makes this molecule relevant and productive in a range of scientific and industrial contexts. The demands for transparency, traceability, and tight control drive our day-to-day decisions. Demand trends point toward even greater adoption in turnkey applications, as both academic and industry research recognize the benefits this unique product profile brings. We see our role as more than just supplying a compound: we build bridges between hard science and practical application. As usage grows—and requirements for validation, documentation, and supply chain security become stricter—we’ll keep adapting, collaborating, and refining our process to match evolving user goals.