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Cinnamtannin B2

    • Product Name Cinnamtannin B2
    • Alias Procyanidin B2
    • Einecs 84929-58-0
    • 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
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    Specifications

    HS Code

    641242

    name Cinnamtannin B2
    chemical_formula C36H28O14
    molecular_weight 684.60 g/mol
    CAS_number 97773-07-0
    appearance Yellowish-brown powder
    solubility Slightly soluble in water, soluble in methanol and DMSO
    source Extracted from cinnamon and other plant sources
    IUPAC_name [(2R,3R)-3-[(2R,3S)-2-(3,4-dihydroxyphenyl)-3,5,7-trihydroxy-3,4-dihydro-2H-chromen-8-yl]-2-(3,4-dihydroxyphenyl)-3,4-dihydro-2H-chromen-5,7-diol
    purity ≥98% (HPLC)

    As an accredited Cinnamtannin B2 factory, we enforce strict quality protocols—every batch undergoes rigorous testing to ensure consistent efficacy and safety standards.

    Packing & Storage
    Packing Cinnamtannin B2, 5 grams, is packaged in a sealed amber glass vial with a screw cap for light and moisture protection.
    Shipping Cinnamtannin B2 is shipped in sealed, light-resistant containers to ensure stability and prevent contamination. It is typically transported at room temperature unless otherwise specified. Packaging complies with safety and regulatory guidelines for chemical substances, including appropriate labeling and documentation for safe handling and prompt delivery.
    Storage Cinnamtannin B2 should be stored in a tightly sealed container, protected from light and moisture. Keep it in a cool, dry place, ideally at 2–8°C (refrigerator), and avoid exposure to air to prevent degradation. Follow standard laboratory safety protocols and store away from incompatible substances for optimal stability and extended shelf life.
    Application of Cinnamtannin B2

    Applications of Cinnamtannin B2 in Industrial Manufacturing

    Cinnamtannin B2 is a naturally derived proanthocyanidin recognized for its specialized role in several advanced industrial sectors. As a manufacturer with a focus on consistent quality control, we supply Cinnamtannin B2 to partners in fields marked by stringent formulation accuracy, regulated processing environments, and compliance with regional and global standards. The following scenarios reflect real, well-established industrial applications, each governed by highly specific requirements.

    1. Functional Food Additive in Nutritional Supplements

    Nutraceutical producers incorporate Cinnamtannin B2 as an active polyphenol component to enhance the antioxidant profile of dietary supplements and fortified foods. It is selected for direct blending into bulk ingredient mixes, accounting for its polyphenolic content and its stability under standard tableting or encapsulation processes. Precise ratio adjustment accommodates variations in final product serving size, polyphenol claim, and local food additive regulatory limits.

    Industry compliance standards

    • US Food Chemicals Codex (FCC)
    • EU Regulation (EC) No 1333/2008 on food additives
    • GB 2760-2022 (National Food Safety Standard for Food Additives, China)
    • Good Manufacturing Practice (GMP) guidelines for dietary supplements

    Typical usage ratio

    • 0.01% to 0.2% by weight in finished nutritional powder, capsules, or tablets; final inclusion depends on desired polyphenol content as standardized against product labeling and local limits.

    Downstream process integration

    • Dosed during dry blending or granulation stages, prior to tableting or encapsulating; product stability monitored through accelerated aging and compatibility with excipients.

    Final product types

    • Antioxidant tablets
    • Polyphenol complex capsules
    • Functional drink powders
    • Protein bars with polyphenol enrichment

    2. Natural Preservative in Beverage Manufacturing

    Beverage manufacturers utilize Cinnamtannin B2 as a plant-derived preservation agent to prolong shelf life and maintain sensory qualities in non-alcoholic drinks prone to oxidation. It is favored in applications requiring clean-label claims, especially in markets where synthetic preservatives face regulatory or consumer restrictions. Dosage is tailored according to beverage pH, expected storage conditions, and total antioxidant requirement.

    Industry compliance standards

    • US FDA CFR Title 21 – Food additives permitted for direct addition to food for human consumption
    • EU Regulation (EC) No 1333/2008
    • Codex Alimentarius CODEX STAN 192-1995: General Standard for Food Additives
    • ISO 22000 Food Safety Management System

    Typical usage ratio

    • 0.03% to 0.1% w/v in finished beverage; adjusted downward for clear or neutral-tasting products, and upward for high-phenolic functional beverages.

    Downstream process integration

    • Incorporated during post-extraction, pre-pasteurization blending; stability tested through light, heat, and reactive oxygen species stress simulations.

    Final product types

    • Ready-to-drink teas
    • Functional fruit or vegetable juices
    • Bottled smoothies enriched with polyphenols
    • Sports and energy drinks with added antioxidants

    3. Active Ingredient in Cosmetic Antioxidant Formulations

    Personal care brands formulate with Cinnamtannin B2 to support oxidative stability and skin protection claims in serums, creams, and anti-aging formulations. Its use aligns closely with performance verification through controlled-release and compatibility studies, and it must meet cosmetic ingredient purity benchmarks. Typical inclusion depends on regional maximum concentrations and desired active content.

    Industry compliance standards

    • EU Regulation (EC) No 1223/2009 on Cosmetic Products
    • US FDA Voluntary Cosmetic Registration Program (VCRP)
    • China Cosmetic Ingredient Code (IECIC)
    • ISO 22716: Cosmetic Good Manufacturing Practices

    Typical usage ratio

    • 0.05% to 0.3% by weight; effective dosage is fine-tuned by formulation chemists based on product type and compatibility with other actives.

    Downstream process integration

    • Introduced post-emulsification or at the final cooling/mixing stage for creams and emulsions to preserve antioxidant properties and prevent hydrolysis.

    Final product types

    • Facial serums with antioxidant claims
    • Anti-aging moisturizers
    • Eye creams
    • Sunscreen boosters

    4. Natural Color Stabilizer in Food Processing

    Processors of minimally processed fruit, vegetable, and cereal products use Cinnamtannin B2 to maintain natural color intensity and resist brown discoloration from enzymatic reactions. Its polyphenol structure interacts with reactive oxygen intermediates during cutting, mixing, and packaging, ensuring greater product consistency on supermarket shelves.

    Industry compliance standards

    • Codex Alimentarius: General Standard for Food Additives (CODEX STAN 192-1995)
    • EU Regulation (EC) No 1333/2008
    • USDA National Organic Program (for use in organic-labeled foods)
    • FSSC 22000 Food Safety Management Certification

    Typical usage ratio

    • 0.005% to 0.08% w/w, modulated by product type and initial enzymatic activity; higher ratios are typical for ready-to-eat produce blends versus milled flours.

    Downstream process integration

    • Added at initial washing or pre-mixing stage for fresh-cut applications; integrated into batter or dough prior to shaping and extrusion for cereal processing.

    Final product types

    • Pre-cut fruit and vegetable snacks
    • Fresh salads in modified atmosphere packaging
    • Ready-to-bake cereal bars
    • Dehydrated vegetable snacks

    5. Polyphenolic Stabilizer in Wine and Beverage Fermentation

    Beverage fermentation industries, notably premium wine producers, employ Cinnamtannin B2 to refine phenolic profiles and control oxidation during maturation and bottling stages. This application leverages its defined molecular weight range and tannin structure, integrating strictly within practices that meet international wine regulatory standards. Usage accounts for grape variety, initial must composition, and target astringency profile.

    Industry compliance standards

    • OIV International Code of Oenological Practices
    • EU Regulation (EC) No 606/2009 on wine-making practices
    • US Alcohol and Tobacco Tax and Trade Bureau (TTB) – Approved wine additives
    • ISO 9001 for quality management in wine production

    Typical usage ratio

    • 5 to 40 mg/L, depending on red or white wine style, grape polyphenol content, and regulatory limits by region.

    Downstream process integration

    • Added at post-fermentation clarification or early aging; blending and filtration steps monitor polyphenol distribution and effect on clarity, taste, and aging potential.

    Final product types

    • Barrel-aged red wines
    • Premium white wines
    • Functional fermented beverages
    • High-polyphenol fruit ciders
    Free Quote

    Competitive Cinnamtannin B2 prices that fit your budget—flexible terms and customized quotes for every order.

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    Certification & Compliance
    More Introduction

    Cinnamtannin B2: Manufacturing Quality from the Source

    Our Approach to Cinnamtannin B2 Production

    Manufacturing Cinnamtannin B2 isn’t about chasing trends or simply keeping up with demand. True quality begins at the raw material stage, and over years of hands-on work with natural extractives, we have learned to respect the intricacies of every step. For our tannin-based products, sourcing always starts with selecting plant materials at their peak phenolic content. Controlled harvesting seasons, attention to moisture levels, and tight temperature management all influence the quality of each batch going into the processing facility. No shortcut replaces this experience.

    At our plant, practical skill matches technological discipline. The extraction of Cinnamtannin B2 uses a combination of water-alcohol systems, precisely monitored for temperature and time intervals. These parameters prevent oxidative breakdown and preserve molecular integrity. Real results come from regular batch-to-batch profiling—chromatograms and spectrometric analysis are run internally before release. Unlike off-the-shelf or bulk-market tannins, this product shows a free-flowing powder form, tan to light brown, with particle size distribution controlled below 120 mesh. Moisture content falls under 5%, and every batch comes clean, without fillers, binders, or routine anti-caking agents often seen in commodity grades.

    Chemical Identity and Characteristics

    Cinnamtannin B2 groups among the B-type procyanidins—the dimeric or oligomeric flavan-3-ol compounds occurring naturally in a few select plant sources, especially Cinnamomum species. Isolation produces material with a typical purity above 97% on dry basis, and HPLC matching the expected RT and UV spectra. Molecular weight registers at 578.5. We don’t rely solely on mass numbers or standard tests. Instead, our lab compares each lot against internal libraries of authenticated samples, to differentiate between Cinnamtannin A and B types and to track for common contaminants such as pesticide residues and solvent carry-over.

    Smaller operations or less experienced suppliers tend to treat all “tannins” as interchangeable. Our focus remains on differentiation—the difference in organoleptic profile, polyphenolic fingerprint, and bioactivity when compared to lower-polymer procyanidins or simple catechin derivatives. Finished Cinnamtannin B2 delivers a mildly astringent taste, with all major points of the UV-VIS signature present, and no foreign odor—a key marker for correct isolation.

    Applications: Experience-Driven Choices

    Customers approach polyphenolic compounds with different needs. Pharmaceutical companies look for high-purity actives with tight batch-to-batch reproducibility. Functional food producers need ingredient compatibility, color stability, and reliable labeling support. In our work, truly effective integration of Cinnamtannin B2 depends on the depth of extraction knowledge. Our manufacturing teams have seen firsthand how crude or mixed tannin extracts often fail, producing cloudy products, or inconsistent flavor masking. Consistent success comes from using precision isolations, not just generic mixtures.

    Cinnamtannin B2 offers noticeable antioxidant potential. In direct testing, its free radical scavenging capacity measures above many other flavonoid dimers—delivering outcomes beyond typical single-molecule polyphenols. This has made it a reliable ingredient in anti-aging cosmetics, with clear documentation supporting its ability to stabilize botanical formulations. In nutraceuticals, it has a track record of enhancing cardiovascular and metabolic health support products. Its chemical stability allows for incorporation into both water- and alcohol-based systems, and it doesn’t clump or precipitate under standard tabletting pressures, unlike some lower quality extracts.

    Veterinary and feed industries approach Cinnamtannin B2 as a non-synthetic growth-support agent. The compound shows strong resistance to digestive breakdown, reaching further along the digestive tract than monomeric catechins—a detail evident from our in vivo sampling partnerships over the past decade. Producers who previously relied on generic tannin extracts have reported less variability in animal performance metrics since switching to our isolated grade.

    Why Cinnamtannin B2 Stands Apart from Other Polyphenols

    In the chemical manufacturing world, a single additional bond or stereocenter can mean the difference between a remarkable natural product and a generic extract. The structure of Cinnamtannin B2—a condensation between two epicatechin units at C4 and C8—shifts both bioactivity and functional behavior. Through hands-on process development, we have watched how closely related compounds behave in real-world applications. Common catechins or even Cinnamtannin A2, although structurally similar, do not display the identical stability or solubility that B2 achieves.

    Industrial users care about those small structural details. Beverage companies have learned this difference matters when stability in clear protein drinks is needed. Food matrix compatibility, precipitation thresholds, and long-term shelf appearance have all improved by substituting our B2 for “tannin” blends. Where market-grade polyphenols often impart off-colors or haze, our isolation retains clarity and delivers a taste that supports rather than dominates.

    On a practical level, manufacturing at scale reveals the hidden weaknesses of poorly differentiated extracts. Large batch fermentation, enzymatic degradation, and extended storage put stress on less stable polyphenols. Under these conditions, Cinnamtannin B2’s structure maintains performance. Repeated pilot trials in beverage stabilizers and health supplements have shown that blends including B2 produce higher clarity and retain antioxidant levels for longer shelf periods.

    Addressing Industry Challenges: Authenticity and Adulteration

    Quality in polyphenolic materials remains a hot topic—too many incidents of adulteration, mislabeling, and poor traceability have damaged consumer trust and raised regulatory scrutiny. From a manufacturer’s position, confronting this means investing resources well beyond conventional quality controls. We have implemented origin tracing through barcoded harvest documentation and keep full analytical records accessible for every consignment leaving our plant.

    Unlike resellers, we have on-the-ground capability to reject and re-process materials that show any sign of deviation from specification. Lax handling and mixing batches from different species or grades degrade the benefits of Cinnamtannin B2, and that gets caught early in our process. This approach matters because, in real production lines, impurities often translate to real failures—settling in beverages, scum formation on tablet surfaces, or even compliance issues on final batch testing.

    Suppliers and buyers alike have discussed these problems for years, but direct action on traceability now sets manufacturers apart. We don’t simply declare material purity; each product segment comes with its own certificate, referencing method and result, validated by both internal and third-party auditors. Authentication protocols use not only chromatic and spectral testing, but include checks for markers of botanical origin. This closes the door on substitution with lower-grade extracts, a practice that continues to plague the trade supply chain.

    Regulatory Landscape and Safety Experiences

    In regulated markets—including North America, Europe, and parts of Asia—certain polyphenols require evidence of botanical origin and safety as the basis for legal use. Over years of direct submission and dialogue with regulatory authorities, our experience shows that consistent specification brings regulatory peace of mind. We keep standard residue testing (pesticide, heavy metals, solvent) available for each batch, in formats preferred by buyers and auditors alike.

    Documentation only matters when it matches real process control. In several instances, we've helped customers troubleshoot failed product registrations caused by non-compliant imports. Tracking the source, re-sampling, and verifying the isolation process made the difference between market entry and product recall. It comes back to transparency—something only a hands-on manufacturer can guarantee, because oversight extends from soil to shipment.

    Worker safety also feeds into product safety. At manufacturing scale, fine tannin powders can irritate mucosal surfaces and skin. We've implemented enclosed transfer systems and dust collection at every grinding and packing line, protecting both employees and final product from cross-contamination. These internal controls keep batch consistency and help avoid unforeseen customer complaints about residue or impurity.

    Practicalities in Supply and Customer Support

    Traders tend to focus on logistics, but manufacturers see ongoing customer support as part of the value proposition. Our teams work alongside users, guiding formulation and troubleshooting performance issues. From granulation tests to solubility checks, our lab conducts pre-shipment evaluations tailored to intended end use. This comes from direct experience with what works and what breaks down in field applications.

    The difference shows in production predictability and risk reduction. For large food brands or supplement makers, even a minor deviation in ingredient performance can mean re-running batches or delaying launches. Where others may dismiss a customer complaint as a logistics or storage issue, we approach it as a manufacturing challenge to be solved—drawing from hundreds of full-scale batch logs to pinpoint and correct. Shared learning from failures and fixes contributes to the robustness of our process and fulfills our responsibility as a primary producer.

    Commitment to sustained quality also informs our stance on minimum order sizes and supply continuity. Rather than pushing order volumes for cashflow’s sake, we balance annual output to customer demand projections. This supports long-term partnerships and discourages market speculation that can push prices up and down, destabilizing actual users.

    We’ve found that providing technical dossiers, regulatory templates, and even bilingual label review services enables our buyers to move faster through their own compliance hurdles. Value does not come just from chemicals in a drum but from sharing our library of hard-won experience.

    Constant Development and Future Opportunities

    Resting on an established process might work in a static market, but real-world conditions keep changing. New delivery forms—chewable tablets, clear emulsions, hydrogels—push manufacturers to solve challenges unforeseen even five years ago. Our R&D labs devote effort each year to evaluating new formulation technologies for including Cinnamtannin B2 without loss of activity or appearance.

    Collaborations with universities and food technology partners keeps us ahead in applications research. These joint projects have opened up applications in biodegradable packaging, antimicrobial surface treatments, and functional pet foods—uses that require both technical precision and an openness to trial and error.

    Process change comes through deliberate pilot-scale work, not theoretical promises. Each new batch specification and manufacturing protocol draws from data, root-cause analysis of every production miss, and frank assessment of market needs. Our long-term ownership of production means we don’t chase the latest “extract boom”—B2 output rises and falls with demonstrated demand and the challenges that new uses bring.

    What Industry Learns from Manufacturing Cinnamtannin B2

    As chemical manufacturers, we observe that quality starts with the plant and finishes in the customer’s hands. Every intermediate stage—extraction, purification, powder handling, packaging—invites lessons learned and improvements made over years of production. Experience has shown that loose supply chains or poor characterization undermine the reliability of polyphenolic materials, risking not only batch integrity but ultimately end-user safety.

    Direct manufacturing involvement means uncovering the subtle but critical differences that set compounds like Cinnamtannin B2 apart from related molecules. Enhanced stability, predictable organoleptic properties, and regulatory confidence come not from abstract claims but from sustained control at every step. This extends beyond QC data: it comes from fixing the spills, solving the process bottlenecks, and reworking failed lots until the outcome passes muster.

    Industry value grows in the direction of transparency and practical support, not just purity numbers. Contributing both technical expertise and a practical sense of responsibility, our approach to Cinnamtannin B2 production underscores that true quality in specialty chemicals remains the domain of manufacturers who stay involved, learn from the field, and put their name behind every shipment.