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Item |
Detailed Specification |
|---|---|
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Product Name |
Urolithin B Powder |
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CAS Number |
1139-83-9 |
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Chemical Name |
3-Hydroxy-6H-dibenzo[b,d]pyran-6-one |
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Molecular Formula |
C13H8O3 |
|
Molecular Weight |
212.20 g/mol |
|
Purity |
≥98.0% (HPLC Tested) |
|
Appearance |
White to Off-White Fine Crystalline Powder |
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Melting Point |
247℃ |
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Boiling Point |
432.6±24.0℃ (Predicted) |
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Solubility |
Soluble in DMSO, methanol and ethanol; slightly soluble in water |
|
Density |
1.395±0.06 g/cm³ |
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Storage Condition |
Sealed, dry, dark environment, 2-8℃ refrigeration for long-term storage |
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Shelf Life |
24 Months under standard sealed storage conditions |
|
Product Grade |
Research Grade / Natural Biochemical Grade |
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Stability |
Slightly hygroscopic, stable under sealed low-temperature environment |
Premium Urolithin B Powder (CAS 1139-83-9) | Natural Ellagitannin Metabolite Research Grade Raw Material
What is Urolithin B Powder ?
Urolithin B Powder (CAS 1139-83-9) is a high-value natural bioactive metabolite produced by human intestinal microbiota through the metabolism of ellagic acid and ellagitannins, which are abundantly found in pomegranates, walnuts, strawberries, and raspberries. As a core polyphenolic compound with excellent biological activity, Urolithin B stands out for its powerful antioxidant, anti-inflammatory, neuroprotective and metabolic regulatory properties, becoming a mainstream tool compound and research raw material in global life science, biomedical research and natural product development fields.
We are a professional factory supplier and exporter of high-purity Urolithin B Powder. Adopting advanced natural extraction and high-precision purification technology, our products feature high purity, low impurities, stable biological activity and excellent batch consistency. All goods are strictly tested by HPLC, with complete qualification documents and flexible supply solutions. We provide stable bulk supply and sample customization services for global university laboratories, biotech R&D institutions, pharmaceutical companies and natural product research enterprises. This product is for scientific research use only, not for human consumption, clinical treatment or food addition.


Product COA
Certificate Of Analysis
|
Product Name |
Urolithin B Powder |
|
||
|
Chemical Formula |
C13H8O3 |
Molecular Weight |
212.20 | |
|
CAS |
1139-83-9 |
Batch Quantity |
400KG |
|
|
Batch No. |
MLP-PPH-20231114 |
Manufacture Date |
2025.11.14 |
|
|
Report Date |
2025.11.17 |
Retest Date |
2027.11.13 |
|
|
Testing Items |
Specifications | Test Results | |
|
BP2010 /EP6 |
Appearance |
crystalline powder |
Conforms |
|
Melting point |
About 205°C |
206.4°C~206.7°C |
|
|
Identification |
Meet the requirements |
Conforms |
|
|
Appearance of solution |
Clear, not more intense than Y7 |
Conforms |
|
|
PH |
2.4~3.0 |
2.60 |
|
|
Loss on drying |
≤0.5% |
0.04% |
|
|
Sulphated ash |
≤0.1% |
0.01% |
|
|
Heavy metals |
≤20 ppm |
<20 ppm |
|
|
Related substances |
≤0.25% |
Conforms |
|
|
Assay |
99.0%~101.0% |
99.8% |
|
|
USP32 |
Identification |
Meet the requirements |
Conforms |
|
Loss on drying |
≤0.5% |
0.04% |
|
|
Residue on ignition |
≤0.1% |
0.01% |
|
|
Heavy metals |
≤0.003% |
<0.003% |
|
|
Residue solvent - Ethanol |
≤0.5% |
<0.04% |
|
|
Chloride |
16.9%~17.6% |
17.1% |
|
|
Assay |
98.0%~102.0% |
100.0% |
|
|
Conclusion: The product complies with BP2010/USP32/EP6 standard |
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🧪Core Chemical Properties & Biological Mechanism
Urolithin B is a naturally occurring gut microbial metabolite with a unique dibenzopyranone molecular skeleton. Compared with other polyphenol metabolites, it has stronger biological stability, higher cell membrane permeability and better bioavailability, enabling it to efficiently act on intracellular signaling pathways and cross the blood-brain barrier to exert physiological regulation effects.
Biologically, Urolithin B mainly exerts core functions by regulating multiple key signaling pathways in the human body. It can significantly inhibit the activation of NF-κB inflammatory pathway, suppress the expression of pro-inflammatory factors, and block JNK, ERK and Akt oxidative stress pathways. Meanwhile, it activates AMPK signaling, improves mitochondrial energy metabolism, reduces advanced glycation end products (AGEs) accumulation, and effectively regulates cell proliferation, apoptosis and oxidative balance. Its unique multi-target regulatory mechanism makes it a hotspot compound in natural medicine, anti-aging and metabolic disease research.
Wide Research Applications of Urolithin B Powder
Benefiting from its excellent antioxidant, anti-inflammatory, neuroprotective and metabolic regulatory activities, high-purity Urolithin B Powder is widely used in various high-end biomedical research fields, covering multiple core application scenarios:
3.1 Anti-Oxidation & Anti-Aging Research
Urolithin B has powerful free radical scavenging capacity, which can effectively reduce intracellular reactive oxygen species (ROS) accumulation, alleviate oxidative damage to cells and DNA, and delay cellular senescence. It can inhibit the formation of advanced glycation end products (AGEs), improve cell antioxidant defense system, and is widely used in natural anti-aging mechanism research, antioxidant compound screening and anti-senescence drug development.
3.2 Anti-Inflammation & Immune Regulation Research
As a natural NF-κB pathway inhibitor, Urolithin B can effectively suppress the release of pro-inflammatory cytokines, inhibit macrophage over-activation, and block chronic inflammatory response. It is widely applied in the research of chronic inflammatory diseases, immune metabolic disorders, inflammatory tissue damage repair, and natural anti-inflammatory active substance screening.
3.3 Skeletal Muscle Metabolism & Muscle Recovery Research
A large number of preclinical studies have verified that Urolithin B can reduce muscle protein degradation, promote muscle hypertrophy and myogenic differentiation, improve mitochondrial function in muscle cells, and accelerate post-exercise muscle repair. It is an important research reagent for sports physiology, sarcopenia intervention, age-related muscle loss research and muscle metabolic regulation mechanism exploration.
3.4 Neuroprotection & Neurodegenerative Disease Research
Urolithin B can cross the blood-brain barrier and exert neuroprotective effects. It alleviates neuronal oxidative damage and neuroinflammation, improves nerve cell survival rate, and has potential regulatory effects on Alzheimer's disease and other neurodegenerative diseases. It is widely used in neuroscience research, brain protection mechanism exploration and neuroprotective natural drug screening.
3.5 Tumor Cell Apoptosis & Anti-Tumor Research
In vitro and in vivo experiments confirm that Urolithin B can inhibit the proliferation of various tumor cells, block tumor cell cycle progression, induce tumor cell apoptosis, and regulate mitochondrial apoptotic signaling pathways. It is commonly used in tumor metabolism research, natural anti-tumor active ingredient screening, and auxiliary anti-tumor mechanism verification.
3.6 Bone & Skin Health Research
Urolithin B acts as a key regulatory factor for bone and skin quality. It can regulate bone metabolism, improve skin oxidative aging damage, promote skin cell repair, and inhibit abnormal skin cell proliferation. It is widely used in skin anti-aging research, bone metabolic disease mechanism research and natural skin care active ingredient development.
3.7 Natural Product Drug Development & Preclinical Experiment
As a safe and efficient natural bioactive metabolite, Urolithin B is widely used in the preclinical research of new natural drugs, health product raw material verification, and compound formula development, providing core raw material support for the transformation and application of natural polyphenol active substances.
Our Core Product Advantages
Compared with ordinary Urolithin B Powder on the market, our products have prominent competitive advantages in purity, activity stability, batch consistency and service support, which are deeply recognized by global research institutions and biotech enterprises:
High Purity & Ultra-Low Impurities: Adopt advanced natural extraction and multi-stage recrystallization purification technology, HPLC-tested purity ≥98.0%. Strictly control residual impurities, heavy metals and organic residues, ensuring no interference with experimental data and preclinical research results.
Stable Biological Activity: Strict low-temperature production and sealed processing technology retain the maximum biological activity of Urolithin B. The product has stable antioxidant and anti-inflammatory effects, with negligible activity difference between batches.
Excellent Batch Consistency: Standardized production process and strict quality monitoring system ensure consistent purity, particle size and solubility of each batch of products, meeting long-term continuous experimental research and formula development needs.
Complete Qualification Documents: Provide full set of supporting documents including COA quality certificate, HPLC test report, NMR spectrum, MSDS safety data sheet and export customs clearance materials, convenient for customer experimental filing and global product registration.
Flexible Global Supply: Adequate spot inventory all year round, supporting 1g-10kg flexible customized supply. Support small sample trial orders and large-batch bulk orders, with stable supply capacity for long-term cooperative customers.
Professional Technical Support: Provide professional guidance on product dissolution, storage, experimental dosage and operation precautions, solving various technical problems in customer research and application.
🔍 Packaging Specifications & Global Shipping Service
Standard Packaging Options
Sample Packaging: 1g / 5g / 10g vacuum-sealed aluminum foil bag, moisture-proof and light-proof, suitable for laboratory trial experiments
Small Batch Packaging: 50g / 100g / 500g sealed high-purity plastic bottle, safe for short-term storage and use
Bulk Industrial Packaging: 1kg / 5kg professional chemical drum with double-layer sealing and moisture-proof film, suitable for long-distance transportation and mass production
Custom Service: Support personalized packaging and specification customization according to customer exclusive needs
Global Shipping & Delivery
We cooperate with top international logistics companies to provide safe, fast and stable cross-border transportation services. Small sample orders are delivered by DHL, FedEx, UPS and TNT international express, with delivery time of 3-7 working days. Large-batch goods adopt air freight or sea freight, with complete customs clearance documents and professional cargo protection measures. We support FOB, CIF, DDP and other international trade modes, covering most countries and regions in the world, realizing one-stop door-to-door delivery and solving customer logistics and customs clearance troubles.
Quality Assurance & After-Sales Service
We always take product quality as the core of enterprise development. All Urolithin B Powder CAS 1139-83-9 products are produced in strict accordance with international natural product extraction and laboratory reagent production standards. We have established a complete quality traceability system, and every production link from raw material selection, extraction purification, fine processing to finished product testing is strictly controlled to ensure stable and reliable product quality.
We provide 24-hour online professional customer service and technical support. Our professional biochemical technical team can answer customers' questions about product properties, experimental application, storage management and formula matching at any time. For product quality problems caused by our production process, we support unconditional replacement and full refund to fully protect the legitimate rights and interests of every global customer.
Why Choose Our Urolithin B Powder?
With years of experience in R&D, production and export of natural bioactive raw materials and biochemical reagents, we have established long-term stable cooperative relations with hundreds of global university laboratories, scientific research institutions and biotech companies. We focus on providing high-purity, high-activity and cost-effective natural metabolite raw materials and one-stop procurement solutions for global customers.
Different from ordinary suppliers, we not only provide high-quality Urolithin B Powder with stable batch quality, but also provide professional pre-sales technical consultation, experimental scheme guidance and exclusive customized services. Adhering to the business philosophy of integrity management and quality-oriented, we strictly control every product detail to provide reliable raw material support for customers' scientific research and product development.
Important Product Statement
Urolithin B Powder (CAS 1139-83-9) is only used for scientific laboratory research and experimental study. It is not suitable for human consumption, clinical medical application, food, drug or cosmetic direct addition and use.
Get Free Sample & Latest Wholesale Quotation
If you are looking for a reliable and stable supplier of high-purity Urolithin B Powder CAS 1139-83-9, welcome to contact us for free product samples, detailed COA test reports, customized specifications and the latest factory wholesale price. We will provide you with the most competitive price and professional one-stop service, and look forward to establishing long-term win-win cooperative relations with global partners!
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Packaging & Shipping
Delivery Time:Around 3-5 workdays after your payment.
Package:1kg/aluminium foil bag;25Kgs in fiber-drums with two-plastic bags inside
Net Weight:25kgs/Drum/Gross Weight:28kgs/Drum
Drum Size & Volume:I.D.42cm × H52cm,0.08 m³/Drum
Storage:Stored in dry and cool place,keep away from strong light and heat.
Shelf Life:Two years when properly stored.
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Package |
1kg/bag ,25kg/bag;25kg/drum; customize as customer's equirements. |
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Transit |
Fedex, TNT,DHL,EMS,and so on. |
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Shipping port |
Shanghai/Tianjin/Dalian/Beijing/Xi'an |
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Lead Time |
1-2 working days upon received the payment |
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For mass orders, it will be delivered by air or sea. |
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FAQ
Q: 1. I want to know more details about the product, how can I contact you?
A: You can send us an email inquiry at any time. For more accurate quotes, I need the following information: product name, order quantity, receipt country, quality requirements, etc.
Q: 2. How do I know if your products are real or fake?
A: We will inspect every shipment. I can provide test reports including HPLC, MS and HNMR if you want. Please find a professional chemist to help you confirm the authenticity of the test report.
Of course, you can also purchase samples to take you around your trust.
Q: 3. How do you ensure the safety of the package I receive?
A: I want to receive the package safely, I first need to know your delivery address, do you have a preferred courier method, did you buy it from China?
Why do you want to know?
Because each country has different requirements for imported packages, especially chemical products, you need to know the basic information to provide you with the safest choice.
At present, we have professional customs clearance agents in EU countries, the United States, the United States, Canada, and Southeast Asia. We have professional customs clearance agents to ensure the safety of packages.
Q: 4. How to pay?
A: Our payment channels include bittoin, bank card, Western Union, Allegitudes, etc.
It is usually recommended that customers pay with Bitcoin, because the fee is low, the entry speed is fast, and the security is guaranteed.
Q: 5. How long does it take to receive the package?
A: This will vary according to the delivery method you choose. I will briefly introduce our commonly used special lines.
Usually European countries 10-15 days after sending you the tracking number.
In the United States and Canada, it usually takes 7-10 days.
Southeast Asian countries are 3-7 days.
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