(-)-Gallocatechin

    • Product Name: (-)-Gallocatechin
    • Alias: Epigallocatechin
    • Einecs: 249-355-4
    • Mininmum Order: 1 g
    • Factroy Site: Yudu County, Ganzhou, Jiangxi, China
    • Price Inquiry: sales3@ascent-chem.com
    • Manufacturer: Ascent Petrochem Holdings Co., Limited
    • CONTACT NOW
    Specifications

    HS Code

    459041

    Compound Name (-)-Gallocatechin
    Chemical Formula C15H14O7
    Molecular Weight 306.27 g/mol
    Cas Number 970-73-0
    Iupac Name (2R,3S)-2-(3,4,5-trihydroxyphenyl)-3,4-dihydro-2H-chromene-3,5,7-triol
    Appearance Off-white to pale yellow powder
    Solubility Soluble in water, methanol, ethanol
    Melting Point 223-227 °C (dec.)
    Optical Rotation [α]D20 -74° (c=1, MeOH)
    Source Primarily found in green tea, cocoa, and certain fruits

    As an accredited (-)-Gallocatechin factory, we enforce strict quality protocols—every batch undergoes rigorous testing to ensure consistent efficacy and safety standards.

    Packing & Storage
    Packing (-)-Gallocatechin, 100 mg, is supplied in a small amber glass vial with a tightly sealed screw cap to protect from light.
    Shipping (-)-Gallocatechin is shipped in accordance with all applicable regulations for chemical substances. It is securely packaged in sealed containers to prevent contamination or degradation. Temperature and light-sensitive, it is typically shipped with protective insulation, and expedited shipping is recommended. Accompanying documentation includes safety data sheets and handling instructions.
    Storage (-)-Gallocatechin should be stored in a tightly sealed container, protected from light and moisture. Keep it at a temperature between 2–8°C (refrigerated conditions). Store in a cool, dry, well-ventilated place, away from incompatible substances such as strong oxidizers. Proper storage ensures the compound remains stable and retains its chemical integrity for research or analytical use.
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    Competitive (-)-Gallocatechin prices that fit your budget—flexible terms and customized quotes for every order.

    For samples, pricing, or more information, please contact us at +8615365186327 or mail to sales3@ascent-chem.com.

    We will respond to you as soon as possible.

    Tel: +8615365186327

    Email: sales3@ascent-chem.com

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    Certification & Compliance
    More Introduction

    Introducing (-)-Gallocatechin: Crafting Quality from the Source

    The Heart of Production: Direct from the Manufacturer

    Years on the plant floor shape a clear view of what matters. Every batch of (-)-Gallocatechin brings our hands-on commitment, our lab insight, and our practical know-how together. We don’t just pack and ship—every step from selecting raw leaves through fractionating and crystal polish reflects our pursuit of purity and trustworthy consistency. (-)-Gallocatechin stands out as one of the bioactive catechins from the green tea leaf, and making it well takes full control over every day’s nuances in extraction. We operate our own lines, measure against our own benchmarks, and never leave the sort of decisions that decide product quality to any middleman.

    Model and Specifications: Why Our Processes Matter

    Our product portfolio offers (-)-Gallocatechin under several material codes, differentiated by particle size and purity. Decades of testing led us to focus on purity levels above 98%. This isn’t just a number—it reflects a practical advantage for customers expecting reliable performance, tight color standards, and well-behaved solubility. Every drum or pouch carries a unique batch identifier, so traceability never slips between the cracks. You can see—sample to sample—the absence of tannin residues and off flavors, a feature hard to guarantee without careful in-house control at each refining stage.

    Our team pays as much attention to the starting harvest as the final drying. For research, analytical, or formulation applications, researchers and manufacturers prize our finer mesh options for their direct usability in both aqueous and organic systems. Our experience has taught us that a well-controlled mesh not only increases dispersibility but actually makes life much easier for blending with food matrices or cosmetic bases, eliminating common issues such as undissolved granules or color streaks.

    Distinctive Features: Breaking Down the Differences

    Many ask how (-)-Gallocatechin compares with its more widely circulated counterparts, such as epigallocatechin gallate (EGCG) or catechin. Our experience leads us to answer with a focus on both composition and practical handling.

    Unlike the gallated form, (-)-Gallocatechin possesses a more open structure and fewer steric hindrances, making it less susceptible to oxidation during storage. This translates into a more neutral taste in applications that need a fine balance, especially when working in flavor-sensitive batches or supplements. The absence of the gallate moiety also leads to differences in solubility — a facet readily noticed in both water and certain alcohol-based preparations. Our teams discovered, after years of side-by-side comparisons, that (-)-Gallocatechin consistently disperses faster and creates less haze than its gallated relatives.

    Processing the non-gallated catechins also lets us optimize extraction without burdening the product with unnecessary by-products. By refining our chromatography and crystallization steps, we achieve a pale, nearly colorless material. This helps customers with clear or bright color requirements in beverages, gels, or serums, where color picking matters at the shelf level.

    The stability of (-)-Gallocatechin means longer shelf lives under typical warehouse conditions, reducing the risk of reclaim or rework. That reality shows up in less waste—a fact our partners appreciate, whether dealing with food supplements or skin care systems.

    Usages: Real-World Application, Real Results

    We watch our (-)-Gallocatechin enter research benches and production suites around the globe. Nutrition researchers reach for it to probe antioxidant activities, thanks to data linking this molecule with beneficial radical scavenging. Our own analytics team regularly documents the consistent antioxidant capacity using established DPPH and FRAP protocols, and shares this document flow to all stakeholders.

    Food technologists, on the other hand, pursue steadiness in functional beverages; our product's quick dissolution and neutral taste ensure that fortified teas or health drinks retain their intended profiles. The process knowledge embedded into every run makes the end product reliable, case after case.

    Skincare formulators share with us how cosmetic blends benefit from both transparency and mildness. The absence of protein crosslinking—common with more reactive catechins—translates into smoother, more stable serums and wash-off products. From colorless vitamin-enhanced gels to leave-on skincare, product developers lean on our consistent supply to reduce troubleshooting and accelerate time to market.

    In the world of dietary supplements, our tableting grade (-)-Gallocatechin holds up during compaction, a detail that traces all the way back to how we control initial moisture and prevent agglomeration during storage. These pragmatic quality steps cut frustration for both high-speed tablet lines and smaller test runs.

    Building Trust: Traceability, Data, and Testing

    Direct accountability makes a difference when resolving batch questions or planning next year’s supply. Customers have day-by-day access to our batch analytics—HPLC chromatograms and purity profiles available for every shipment, without a long wait for paperwork. We maintain open communication with R&D, QC chemists, and production planners—so decisions never hang on unanswered emails.

    We subject every finished batch to micro and heavy-metal screening using protocols built for the strictest international food and cosmetic standards. Our QA lines maintain certifications by reproducibly achieving sub-ppb levels of residual solvents and controlled bioburden. Practical know-how, rather than just adhering to standards, shapes our day-to-day. A single missed parameter prompts a direct review by our production and analytics team. Our goal remains direct transparency, guided by what we learned facing real audits and customer investigations, not checklists alone.

    The robustness of our traceability system enables fast troubleshooting if any unforeseen event arises downstream. Recalling one intense production incident, a customer flagged visual changes after six months. Direct access to our raw analytics and retained samples let us pinpoint a small raw input issue, rework their product, and update our own protocols. Traceability isn’t just a record—it’s prevention, promptness, and ongoing trust.

    Sourcing and Sustainability: Responsible Manufacturing from Start to Finish

    (-)-Gallocatechin’s roots lie in the leaf. We run our raw material program in direct relationships with growers, not through layered brokers. Field visits, soil audits, and direct communication with harvest teams yield not only secure supply but lower variability. Our sourcing avoids materials from plantations with questionable labor or environmental records—we walk those fields ourselves.

    Process sustainability means more than slogans. Solvent recovery units operate throughout our lines, reducing both cost and waste. Side streams challenging to dispose of find new value in animal nutrition or composting, turning what once landed in landfill into input for new cycles.

    Our teams nitpick energy usage at every point: vacuum lines, dryer efficiency, recapture at chillers. Long before “carbon reduction” became a buzzword, we weighed energy bills against best extraction practices, always seeking that pragmatic equilibrium between sustainability, scale, and consistency.

    Lessons learned on the shop floor—sometimes painfully, with breakdowns and tough audits—shape our ongoing improvements. Efforts to cut water consumption didn’t come from outside mandates but from real constraints during drought seasons. Closing the loop on water and solvents took years, but now regular audits show declining consumption figures, proof seen in utility bills and independent testing records.

    Challenges and Realities: What Sets (-)-Gallocatechin Apart

    Every manufacturing line faces the reality that scale strains precision. What we learned is the importance of investing in people and controls, not just new gear. Our operators understand not just what to do, but why. Human error, if unnoticed, can compromise months of planning. To prevent this, we slice production into manageable runs, each tracked in real time—less temptation to rush, more chance to catch any anomaly.

    Maintaining a low spec for impurities and off flavors required persistent cleaning validation campaigns. Customers working in analytical and biotech fields test material in highly sensitive systems. Even minor contaminants show up in thermal or mass spec readings. Our “no-compromise” culture stems from these tight tolerances, drilled in by repeated customer feedback and hands-on troubleshooting.

    Differences with generic or bulk catechins often start at the input level. Many alternatives come from blended extract sources or simplified processes designed for volume, not specialty use. In several customer side-by-side studies, formulators switching to our highly purified (-)-Gallocatechin reduced unexpected sediment and haze in final products. Some saw improved color stability over 12 months in stress-chamber tests, a fact that both surprises and delights customers running consumer-facing brands.

    Looking Forward: Innovation and Collaboration

    Real progress in green chemistry depends on collaboration between end users and manufacturers. Our lab remains open for method development work, process adaptation, and long-term studies. If a customer approaches us with novel application goals—functional foods, advanced actives, or unique delivery formats—we dedicate both equipment and people to problem solving. We don’t farm out these requests. Instead, our engineers and chemists get involved with customers early, debating tweak points and sharing both setbacks and progress.

    Recent co-developments have focused on increasing bioavailability in finished foods and improving the esthetic profile in topical gels. By supporting researchers in the field with direct sample provisioning and fast feedback loops, we’re able to turn pilot experiments into routine runs, often refining our own controls and analytics in the process. Our production culture encourages new ideas; even failed experiments generate data that make the next step smoother.

    Facts Above Hype: Why (-)-Gallocatechin Matters

    Science, not slogans, shapes our daily operations. (-)-Gallocatechin continues to receive validation in peer-reviewed journals for its antioxidant capability and potential biological activity. Customers often ask about trends in health and wellness—what sets this molecule apart? Years reviewing literature and direct dialogue with research partners highlight the subtleties. Unlike synthetic antioxidants, (-)-Gallocatechin comes as a natural fraction, minimizing the risk of unpredictable by-products or regulatory obstacles.

    Our material maintains a stable profile across diverse PH and ionic strengths, holding up under both cold-fill beverage manufacturing and heated processing. Long-term stability tests in both clear and colored matrices confirm minimal loss or shift, reinforcing the product’s practical benefits in finished goods.

    Transparency with scientific data matters at every step. We supply full chromatographic profiles and impurity scans, and update customers if any new findings arise in structure, function, or safety. This isn’t just paperwork—it is our way of respecting the rigor and demands of our partners in academia, food, and cosmeceuticals.

    Supporting Claims with Evidence

    In independent trials, (-)-Gallocatechin from our lines displays robust radical scavenging in standard in vitro systems. Our internal lab has built a multi-year database of antioxidant value for finished batches, supporting consistent claims and regulatory filings. Where applications venture beyond antioxidant activity—such as in anti-inflammatory studies—we routinely share both positive and inconclusive findings with our customers. Our approach centers on clarity, openness, and continuous improvement.

    Trace contaminants and batch deviations don’t get swept aside. In one notable episode, our raw material intake showed a spike in pesticide residue after an unexpected regional event. By maintaining a transparent, contract-based relationship with our growers, we stopped intake, traced the source, redesigned the monitoring protocol, and protected both product and customer. The event led to refinements that keep our customer base informed and secure—rooted in real action, not generic compliance.

    Continuous Improvement and Customer Partnership

    No matter the year or market trend, the core of our work remains the same: make (-)-Gallocatechin you can count on, batch after batch. Our ongoing investment in process control, analytics, and direct customer support has built trust beyond any marketing pitch. Customers tell us what works and what needs refinement. That feedback loop, grounded in production realities, helps us evolve specifications, adapt mesh sizes, and tweak purity standards.

    We encourage customers to visit, tour the facility, and see first-hand our approach to clean manufacturing. Audits don’t rattle us; instead, they offer another chance to learn and improve. Over time, our culture has grown into one that values both pride in outcomes and humility in the face of new challenge.

    Our team approach rewards shared knowledge—junior operators learn from seniors, lab staff rotate through production, and decision makers listen to the people closest to the process day to day. When customers ask what makes our (-)-Gallocatechin different, this blend of experience, respect for detail, and ongoing curiosity says more than any data sheet could.

    Commitment to Safe Supply Chains

    Safe and secure supply chains only come to life through vigilance. Global disruptions, trade bottlenecks, and regulatory evolutions directly impact day-to-day availability. By controlling sourcing, maintaining reserve inventories, and keeping redundant processing steps in place, we insulate our customers from sudden shortfalls or regulatory gaps.

    In past supply crunches, many firms relying on outside suppliers found themselves unable to meet their obligations. Because we anchor our own supply with direct purchasing and process control, we have weathered abrupt ingredient price swings and logistical slowdowns. No magic—just planning, transparency, and doing what works even when external pressures mount.

    Taking Stock: Why Direct Manufacturing Makes the Difference

    Every kilo of (-)-Gallocatechin that leaves our floor reflects hundreds of hours—hands-on, analytic, and practical. We’ve stood on the line as batches pass or fail, learning from every variable. Unlike traders or wholesalers, we answer directly for every production choice. Customers see the benefits in batch-to-batch regularity, technical support without delay, and chemical profiles that line up with published standards.

    Our approach reduces the guesswork for formulators and end users. Questions get answered by people who made the product, not intermediaries. Shelf life, taste impact, processing behavior—all find their roots in our methodical day-to-day practices. Real-world setbacks become chances to refine, not excuses to blame inputs or shirk responsibility.

    Commitment to continuous improvement means you’ll find us experimenting with greener solvents, faster analytics, tighter in-process controls. We seek alliances with researchers and product developers, treating their challenges as our own. Change isn’t something we fear—it’s our foundation for long-term viability and our guarantee that (-)-Gallocatechin from our facility meets the standards our customers and partners expect.

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