China Factory Direct
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| CAS number | 68641-49-6 |
| Product name | Bis(2-oxo-3-oxazolidinyl)phosphinic chloride |
| Stock | Stock readily available; annual supply capacity exceeding 1,000 tons. |
| Grade | Pharmaceutical GradeIndustrial GradeSpecialty 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 |
|---|---|---|
| Pesticide Industry | Intermediate for organophosphorus compounds, used in the synthesis of insecticides and herbicides | Reacted with amines to produce corresponding phosphoramidate derivatives |
| Pharmaceutical Industry | Used in the synthesis of certain pharmaceutical intermediates | Applied as a phosphorylating reagent in drug molecule synthesis |
| Organic Synthesis | Phosphorylating reagent for preparing various organophosphorus compounds | Introduces the phosphoryl group via nucleophilic substitution |
| Detection Item | Common Analytical Method | Method Overview |
|---|---|---|
| Assay (Purity) | Gas Chromatography (GC) with FID detector | Quantitative determination based on peak area comparison against certified reference standard under optimized chromatographic conditions. |
| Moisture Content | Karl Fischer Titration | Electrochemical titration measuring water content via iodine-sulfur dioxide reaction in methanol-based solvent. |
| Acid Value | Acid-Base Titration with NaOH | Neutralization of acidic impurities using standardized sodium hydroxide solution and potentiometric or phenolphthalein endpoint detection. |
| Chloride Content | Potentiometric Titration with AgNO3 | Precipitation of chloride ions as silver chloride, detected by silver ion-selective electrode. |
| Residue on Ignition | Gravimetric Analysis | Mass difference after high-temperature ashing to determine non-volatile inorganic residue. |
| Heavy Metals (Pb, Cd, Hg, As) | ICP-OES | Multi-element quantification based on characteristic atomic emission intensities after acid digestion and plasma excitation. |
| Color | Visual Comparison or Spectrophotometry (APHA scale) | Evaluation of sample color intensity relative to platinum-cobalt standard solutions at 455 nm. |
| Density | Digital Density Meter | Measurement of mass per unit volume at specified temperature using oscillating U-tube principle. |
| Refractive Index | Refractometry | Determination of light bending angle at air-sample interface to infer purity and composition. |
| Volatility Loss | Thermogravimetric Analysis (TGA) | Weight loss measurement upon controlled heating to assess volatile impurities and thermal stability. |
| Organic Impurities (Related Substances) | HPLC with UV detection | Separation and quantification of structurally related compounds using reversed-phase chromatography and UV absorbance. |
| pH of Aqueous Solution | pH Meter Measurement | Electrochemical potential difference between reference and glass electrodes in a saturated aqueous slurry. |
| Test Item | Specification |
|---|---|
| Appearance | White to almost white powder or crystals |
| Purity | >=98.0% |
| Water Content (KF) | <=0.5% |
| Total Impurities | <=2.0% |
| Single Impurity | <=0.5% |
| Identification (NMR) | Consistent with structure |
| Melting Point | 85°C - 90°C |
| Odor | Characteristic, mild |
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| CAS/Product ID | *Required fields | |
| Lot/Batch Number | *Required fields | |
| Pictograms | ![]() |
| Signal Word | Danger |
| 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.