China Factory Direct
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| CAS number | 312693-72-4 |
| Product name | 2'-Deoxyguanosine monohydrate |
| Stock | Stock readily available; annual supply capacity exceeding 1,000 tons. |
| Grade | Pharmaceutical 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 |
|---|---|---|
| Biotechnology | Raw material for nucleic acid synthesis | Used in the chemical synthesis of DNA fragments as a starting material for constructing oligonucleotide chains containing guanine bases |
| Pharmaceutical R&D | Antiviral drug research | Applied in the design and synthesis of nucleoside analogs to evaluate their potential antiviral activity (e.g., against HIV, HBV) |
| Molecular biology | dNTP preparation for PCR and sequencing | Serves as a high-purity deoxynucleotide precursor for preparing dNTP mixtures to support polymerase chain reaction and DNA sequencing |
| Diagnostics reagents | Probe labeling and synthesis | Applied in the synthesis of fluorescent or radioactively labeled probes for genetic testing and mutation analysis |
| Detection Item | Common Analytical Method | Method Overview |
|---|---|---|
| Assay (Purity) | HPLC-UV | Quantification by comparison of peak area against a certified reference standard using reversed-phase chromatography and UV detection at 254 nm. |
| Related Substances | HPLC-UV | Separation and quantification of structurally similar impurities using gradient reversed-phase HPLC with UV detection. |
| Residual Solvents | GC-FID | Detection and quantification of volatile organic solvents based on retention time and flame ionization response. |
| Water Content | Karl Fischer Titration | Electrochemical titration measuring water via iodine-sulfur dioxide reaction in anhydrous methanol-based medium. |
| Heavy Metals | ICP-MS | Multi-element trace metal quantification using inductively coupled plasma mass spectrometry after acid digestion. |
| Chloride Impurity | Ion Chromatography | Separation and conductivity detection of chloride anions using suppressed ion exchange chromatography. |
| Sulfate Impurity | Ion Chromatography | Separation and conductivity detection of sulfate anions using suppressed ion exchange chromatography. |
| Residue on Ignition | Gravimetric Analysis | Measurement of inorganic ash content after high-temperature incineration at 700-800 C. |
| pH of Solution | Potentiometric Titration | Determination of aqueous solution acidity/basicity using calibrated pH electrode in a 1% w/v solution. |
| Optical Rotation | Polarimetry | Measurement of specific rotation using sodium D-line light to confirm chiral integrity and enantiomeric purity. |
| Microbial Contamination | Membrane Filtration | Quantitative enumeration of aerobic microorganisms by filtration, membrane transfer, and colony counting on TSA agar. |
| Particle Size Distribution | Laser Diffraction | Analysis of dry powder particle size distribution based on light scattering patterns. |
| Test Item | Specification |
|---|---|
| Appearance | White crystalline solid |
| Purity | >=98.5% (HPLC) |
| Water Content (KF) | <=0.5% |
| Melting Point | 210–214°C |
| Total Impurities | <=1.5% |
| Single Impurity | <=0.3% |
| Residue on Ignition | <=0.1% |
| Optical Rotation | -25.0 to -29.0° (c=1, in water) |
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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.