951-77-9 Bulk Supply for Industrial Use
China Factory Direct
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| CAS number | 951-77-9 |
| Product name | 951-77-9 |
| Stock | Stock readily available; annual supply capacity exceeding 1,000 tons. |
| Grade | Pharmaceutical GradeReagent 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) |
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Documents We Provide for 951-77-9
Post-sale: Full documentation is provided.
To request documents, please contact us via email at sales@GRchemical.com.
Bulk 951-77-9 Supplier from China
17+ years in chemical exports.Fully compliant, reliable supply.Your B2B partner in bulk chemical procurement.
Industrial Applications of 951-77-9
| Industry | Application | Process |
|---|---|---|
| Pharmaceutical R&D | Nucleoside-based drug intermediates | Used in chemical modification and coupling reactions for synthesizing antiviral drugs (e.g., acyclovir derivatives) and anticancer agents |
| Molecular Biology | Raw material for DNA synthesis | Employed as a monomer in solid-phase oligonucleotide synthesis to construct synthetic DNA strands |
| Biotechnology | Reagent for genetic engineering | Applied in the preparation of specially labeled DNA probes for PCR amplification and gene sequencing |
| Chemical Research | Biochemical reference standard | Used as a reference substance in HPLC or mass spectrometry for qualitative and quantitative analysis |
Manufacturing Quality Control of 951-77-9
| Detection Item | Common Analytical Method | Method Overview |
|---|---|---|
| Assay (Purity) | HPLC-UV | Quantification by reversed-phase HPLC with UV detection at 267 nm using external standard calibration. |
| Related Substances | HPLC-UV | Separation and quantification of impurities using gradient HPLC-UV against reference standards or area normalization. |
| Residual Solvents | GC-FID | Detection and quantification of organic solvents (e.g., methanol, acetone) by gas chromatography with flame ionization detection. |
| Water Content | Karl Fischer Titration | Volumetric or coulometric titration using iodine-based reagent to determine trace water content. |
| Heavy Metals | ICP-MS | Multi-element quantification of toxic metals (e.g., Pb, Cd, Hg, As) after acid digestion and dilution. |
| Residue on Ignition | Gravimetric Analysis | Mass measurement of inorganic residue remaining after high-temperature ashing at 500-600 C. |
| Optical Rotation | Polarimetry | Measurement of specific rotation using sodium D-line light to confirm chiral integrity and identity. |
| pH (1% aqueous solution) | pH Meter | Potentiometric determination of hydrogen ion activity in a standardized aqueous solution. |
| Microbial Contamination | Membrane Filtration | Enumeration of aerobic microorganisms and detection of specified pathogens per pharmacopeial limits. |
| Particle Size Distribution | Laser Diffraction | Analysis of dry powder particle size distribution using light scattering principles. |
| Melting Point | Capillary Melting Point Apparatus | Determination of temperature range over which solid-to-liquid phase transition occurs. |
| Identity Confirmation | FTIR Spectroscopy | Verification of molecular structure by matching characteristic functional group absorption bands to reference spectrum. |
Technical Specifications of 951-77-9
| Test Item | Specification |
|---|---|
| Appearance | White crystalline solid |
| Purity | >=98.0% (HPLC) |
| Water Content (KF) | <=0.5% |
| Total Impurities | <=2.0% |
| Single Impurity | <=0.5% |
| Melting Point | 178 to 182 °C |
| Optical Rotation | +56.0 to +61.0 ° (c=1, H2O) |
| Identification (NMR) | Conforms to reference spectrum |
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 951-77-9
| CAS/Product ID | *Required fields | |
| Lot/Batch Number | *Required fields | |
NMR Spectra of 951-77-9
Packaging of 951-77-9
Industrial 951-77-9 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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