China Factory Direct
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| CAS number | 134381-21-8 |
| Product name | EPOXOMICIN |
| Stock | Stock readily available; annual supply capacity exceeding 1,000 tons. |
| Grade | Pharmaceutical Grade |
| Packaging | 25KG/bag500KG/bag1000KG/bag |
| Sample | Test Samples Available (Click to Request Samples) |
| COA | View COA |
| Price | Get Quote |
| Supply Type | Bulk / Contract manufacturing / OEM |
| Shipping | FCL / LCL available |
| Payment Terms | Support FOB \ CIF \ EXW quotations, and accept Letter of Credit (L/C). |
| Manufacturer | Greenrock Chemical(China Factory) |
Based on current marketvolatility and material availability.
17+ years in chemical exports.Fully compliant, reliable supply.Your B2B partner in bulk chemical procurement.
| Industry | Application | Process |
|---|---|---|
| Pharmaceuticals | As a proteasome inhibitor for anticancer drug development (e.g., anticancer precursor compounds) | Chemical synthesis, bioactivity screening |
| Biopharmaceutical Research | For studying proteasome function and the mechanism of action of the ubiquitin-proteasome pathway | Laboratory-scale synthesis, molecular target engagement studies |
| Clinical Trials | As an intermediate or active pharmaceutical ingredient in preclinical studies of potential anticancer drugs | Drug formulation development, pharmacological efficacy evaluation |
| Detection Item | Common Analytical Method | Method Overview |
|---|---|---|
| Assay (Purity) | HPLC-UV | Quantifies main component using reverse-phase HPLC with UV detection at 210-220 nm based on peak area comparison against reference standard. |
| Related Substances | HPLC-UV | Detects and quantifies structurally related impurities using gradient HPLC with UV detection; identified by retention time relative to reference standards or threshold-based reporting. |
| Residual Solvents | GC-FID | Measures volatile organic solvents (e.g., methanol, acetone, DMF) using gas chromatography with flame ionization detection and internal standard calibration. |
| Water Content | Karl Fischer Titration | Determines trace water via coulometric or volumetric titration using iodine generation and stoichiometric reaction with water in anhydrous methanol-based medium. |
| Optical Rotation | [alpha]D Measurement | Measures specific optical rotation at 589 nm using a polarimeter to confirm chiral integrity and enantiomeric purity consistent with L-L-L stereochemistry. |
| Heavy Metals | ICP-MS | Quantifies elemental impurities (e.g., Pb, Cd, As, Hg, Ni) by inductively coupled plasma mass spectrometry after acid digestion and dilution. |
| Residual Palladium | ICP-MS | Specific quantification of Pd residues from catalytic hydrogenation steps using ICP-MS with isotope dilution or external calibration. |
| Chloride Content | Ion Chromatography | Separates and quantifies chloride ions using suppressed conductivity detection after aqueous extraction and filtration. |
| pH (1% w/v solution) | Potentiometric pH Measurement | Determines acidity/basicity of aqueous solution using calibrated glass electrode and pH meter under controlled temperature. |
| Particle Size Distribution | Laser Diffraction | Measures dry or wet dispersed particle size via light scattering pattern analysis and Mie theory calculation. |
| Microbial Limits | Membrane Filtration | Detects aerobic microorganisms and specified pathogens (e.g., E. coli, S. aureus) by filtration, culture on selective media, and colony enumeration. |
| Endotoxin Content | LAL Assay | Quantifies bacterial endotoxins using Limulus Amebocyte Lysate reagent and kinetic turbidimetric or chromogenic detection. |
| Test Item | Specification |
|---|---|
| Appearance | White to off-white crystalline powder |
| Purity | >=98.5% |
| Total Impurities | <=1.5% |
| Single Impurity | <=0.5% |
| Water Content (KF) | <=0.5% |
| Melting Point | 142–146°C |
| Optical Rotation | -15.0° to -19.0° (c=1, in DMF) |
| Heavy Metals | <=20 ppm |
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| CAS/Product ID | *Required fields | |
| Lot/Batch Number | *Required fields | |
1. How do you ensure product quality consistency?
We rely on a mature China-based manufacturing system and implement strict batch control and quality inspection for every shipment. Our production process complies with ISO 9001 standards, and a COA is provided for each batch to ensure consistent and reliable quality.
2. Do you offer competitive pricing for bulk orders?
Yes, as a China-based manufacturer and bulk supplier, we provide tiered pricing based on order volume. We support FOB and CIF quotations, as well as L/C payment terms for large transactions to meet international trade requirements.
3. Can you support large-volume or long-term supply?
We have stable production capacity and a well-established supply chain, enabling continuous bulk supply. We support ton-level and container-level orders, as well as long-term cooperation projects.
4. What is your typical lead time?
For in-stock products, shipment can be arranged within 1–3 days. For bulk packaging or customized orders, lead time depends on the specific quantity and production schedule.
5. What documents do you provide?
We can provide complete documentation upon request, including COA, SDS, TDS, and other compliance certificates, meeting industrial procurement and export requirements.
6. Can you customize product specifications or packaging?
Yes, we support customization of parameters such as purity, impurities, residual solvents, and heavy metals. We also offer various bulk packaging options, including 25kg bags, drums, and IBC tanks, suitable for industrial applications and transportation.
7. What shipping options do you support?
We support both FCL (Full Container Load) and LCL (Less than Container Load) shipments, and can flexibly arrange logistics solutions based on order size to meet bulk chemical export needs.
8. Do you provide technical or application support?
Yes, we provide basic application guidance and technical support based on industry experience to help customers optimize product usage.
9. How do you handle compliance and export regulations?
We are familiar with international trade and export regulations, ensuring all products comply with relevant requirements. We also provide complete documentation to support smooth customs clearance and global delivery.