ACETIC ACID (2R,3R,4R,5R)-3,4-DIACETOXY-5-(2-AMINO-6-CHLORO-PURIN-9-YL)-TETRAHYDRO-FURAN-2-YLMETHYL ESTER Bulk Supply for Industrial Use
China Factory Direct
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| CAS number | 16321-99-6 |
| Product name | ACETIC ACID (2R,3R,4R,5R)-3,4-DIACETOXY-5-(2-AMINO-6-CHLORO-PURIN-9-YL)-TETRAHYDRO-FURAN-2-YLMETHYL ESTER |
| Stock | Stock readily available; annual supply capacity exceeding 1,000 tons. |
| Grade | Reagent GradeIndustrial GradeSpecialty Grade |
| Packaging | 25KG/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) |
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Documents We Provide for 16321-99-6
Post-sale: Full documentation is provided.
To request documents, please contact us via email at sales@GRchemical.com.
Bulk 16321-99-6 Supplier from China
17+ years in chemical exports.Fully compliant, reliable supply.Your B2B partner in bulk chemical procurement.
Industrial Applications of 16321-99-6
| Industry | Application | Process |
|---|---|---|
| Pharmaceuticals | Synthetic precursor for antiviral drugs | Chemically modified to produce antiviral active compounds |
| Research | Reagent in biochemical research | Used in the study and synthesis of nucleic acid analogs |
| Chemical Manufacturing | Organic synthesis intermediate | Participates in multistep organic reactions as a building block for complex molecular structures |
Manufacturing Quality Control of 16321-99-6
| Detection Item | Common Analytical Method | Method Overview |
|---|---|---|
| Assay (Purity) | HPLC-UV | Quantification by peak area comparison against a certified reference standard using reversed-phase chromatography and UV detection at 260 nm. |
| Related Substances | HPLC-UV | Separation and detection of impurities using gradient HPLC with UV detection; identification and quantification relative to main peak. |
| Residual Solvents | GC-FID | Headspace gas chromatography with flame ionization detection to quantify volatile organic solvents based on retention time and peak area. |
| Water Content | Karl Fischer Titration | Electrochemical titration using iodine, sulfur dioxide, and base in methanol to determine water content by stoichiometric reaction. |
| Heavy Metals | ICP-MS | Quantitative determination of trace metal elements (e.g., Pb, Cd, Hg, As) after acid digestion, using mass spectrometry detection. |
| Chloride Content | Ion Chromatography | Separation and quantification of chloride ions using anion-exchange column and conductivity detection. |
| Optical Rotation | [alpha]D Measurement | Measurement of specific rotation using a polarimeter at 20 C and sodium D-line (589 nm) to confirm stereochemical integrity. |
| Melting Point | Capillary Melting Point Apparatus | Determination of temperature range at which solid transitions to liquid, indicating purity and identity. |
| Residue on Ignition | Gravimetric Analysis | Weighing residue remaining after high-temperature ashing to assess inorganic impurities. |
| pH of Solution | Potentiometric pH Measurement | Measurement of hydrogen ion activity in aqueous suspension using calibrated glass electrode and pH meter. |
| Particle Size Distribution | Laser Diffraction | Analysis of particle size distribution by measuring angular variation in intensity of laser light scattered by dispersed particles. |
| Microbial Limits | Membrane Filtration | Enumeration of aerobic microorganisms via filtration, membrane transfer to agar media, and colony counting after incubation. |
Technical Specifications of 16321-99-6
| Test Item | Specification |
|---|---|
| Appearance | White crystalline solid |
| Purity | >=98.0% (LC-MS) |
| Water Content (KF) | <=0.5% |
| Melting Point | 192–196°C |
| Total Impurities | <=2.0% |
| Single Impurity | <=0.5% |
| Heavy Metals | <=20 ppm |
| Optical Rotation | [α]D²⁰ = -25° to -35° (c = 1, in methanol) |
Specifications vary by industry. Reach out to our technical experts for a COA tailored specifically to your application. Email:selse@GRchemical.com
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Download COA of 16321-99-6
| CAS/Product ID | *Required fields | |
| Lot/Batch Number | *Required fields | |
NMR Spectra of 16321-99-6
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Industrial 16321-99-6 Procurement FAQ
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.
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