China Factory Direct
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| CAS number | 4546-70-7 |
| Product name | 2,6-Diaminopurine 2'-deoxyriboside |
| Stock | Stock readily available; annual supply capacity exceeding 1,000 tons. |
| Grade | Pharmaceutical GradeReagent 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) |
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 |
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| Pharmaceutical R&D | Synthetic intermediate for nucleoside compounds | Used in molecular design and synthesis of antiviral or anticancer drugs; incorporated as a purine nucleoside analog in bioactive molecule construction |
| Molecular Biology | Biochemical reagent | Applied in DNA/RNA modification studies and nucleic acid structure–function analysis; incorporated as an unnatural nucleoside into oligonucleotide chains |
| Life Science Research | Enzyme substrate or inhibitor research | Used in enzymatic assays involving kinases, deaminases, etc.; employed to investigate purine metabolic pathways and the specificity recognition mechanisms of related enzymes |
| Detection Item | Common Analytical Methods | Method Overview |
|---|---|---|
| Identification Test | Proton Nuclear Magnetic Resonance (¹H NMR) | By measuring chemical shifts, coupling constants, and integration areas of hydrogen atoms, this method confirms molecular structural features. The sample is compared with reference spectra to verify the identity of 2,6-diaminopurine-2'-deoxyriboside. |
| Identification Test | Infrared Spectroscopy (IR) | Utilizes characteristic absorption peaks of functional groups (e.g., N–H, C=O, C–N) in the infrared region. Comparison with reference or standard spectra assists in structural confirmation. |
| Identification Test | Mass Spectrometry (MS) or High-Resolution Mass Spectrometry (HRMS) | Determines molecular ion peaks and fragment ions to confirm molecular weight and elemental composition. HRMS provides exact mass for precise molecular formula verification. |
| Related Substances / Impurity Analysis | High-Performance Liquid Chromatography (HPLC) | Uses a reversed-phase C18 column with gradient elution of water and organic solvents (e.g., methanol or acetonitrile), detected by UV detector (typically at 254 nm). Separates and quantifies the main component and related impurities (e.g., starting materials, intermediates, degradation products). |
| Related Substances / Impurity Analysis | Ultra-Performance Liquid Chromatography-Mass Spectrometry (UPLC-MS) | Combines high separation efficiency with MS identification capability for structural elucidation of unknown impurities and qualitative/quantitative analysis of trace impurities. |
| Content Determination | High-Performance Liquid Chromatography (HPLC) | Uses external standard or area normalization method under validated chromatographic conditions. Measures peak area of the main component to calculate the content of 2,6-diaminopurine-2'-deoxyriboside in the sample (typically requiring ≥98.0%). |
| Water Content | Karl Fischer Titration | Based on the reaction between iodine and sulfur dioxide in the presence of pyridine/imidazole with water, this method accurately determines moisture content to ensure product quality and stability. |
| Residual Solvents | Gas Chromatography (GC) | Uses headspace or direct injection with FID detection. Follows ICH Q3C guidelines to detect potentially residual organic solvents (e.g., methanol, ethanol, dichloromethane) from synthesis processes. |
| Heavy Metals / Elemental Impurities | Inductively Coupled Plasma Mass Spectrometry (ICP-MS) | Performs detection of potentially harmful element impurities (e.g., Pb, As, Cd, Hg) according to ICH Q3D guidelines, ensuring compliance with safety limits. |
| Specific Rotation | Polarimeter Method | Measures optical rotation at a specific wavelength (usually sodium D line, 589 nm) and temperature, then calculates specific rotation as an auxiliary indicator of chiral purity (due to the presence of chiral centers in the compound). |
| pH Value (if in solution) | pH Meter Measurement | Sample is prepared as a solution at a specified concentration, and pH is measured using a calibrated pH meter. Assesses acidity/basicity effects on stability and bioavailability. |
| Test Item | Specification |
|---|---|
| Appearance | White solid |
| Purity | >=98.0% (HPLC) |
| Total Impurities | <=2.0% (HPLC) |
| Single Impurity | <=0.5% (HPLC) |
| Water Content (KF) | <=0.5% |
| Melting Point | 275–279 °C (decomposes) |
| Identification (NMR) | Consistent with structure |
| Optical Rotation | [α]D²⁰ = -15.0 to -19.0° (c = 1, H₂O) |
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| CAS/Product ID | *Required fields | |
| Lot/Batch Number | *Required fields | |
| Pictograms | ![]() |
| Signal Word | Warning |
| Safety Data Sheet | |
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.