China Factory Direct
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| CAS number | 7484-37-9 |
| Product name | 3-PHENYLPROPYL TRIPHENYLPHOSPHONIUM BROMIDE |
| 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) |
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 |
|---|---|---|
| Pharmaceutical Industry | Intermediate | Used as a key raw material in the synthesis of pharmaceutical intermediates, such as in the production of anticancer drugs |
| Organic Synthesis | Catalyst | Applied as a chiral catalyst in asymmetric synthesis reactions to selectively promote specific reaction pathways and enhance product optical purity |
| Research Institutions | Laboratory Reagent | Employed as a synthetic reagent in laboratory research to investigate new chemical reaction mechanisms and synthetic methodologies |
| Detection Item | Common Analytical Method | Method Overview |
|---|---|---|
| Assay (Purity) | HPLC-UV | Quantifies main component using reversed-phase HPLC with UV detection at 254 nm, comparing peak area to calibrated standard. |
| Related Substances | HPLC-UV | Detects and quantifies impurities (e.g., triphenylphosphine oxide, unreacted benzyl halides) via gradient HPLC separation and UV response. |
| Moisture Content | Karl Fischer Titration | Measures water content by coulometric or volumetric titration using iodine generated in situ via reaction with water in pyridine/methanol medium. |
| Residue on Ignition | Gravimetric Analysis | Determines non-volatile inorganic residue after high-temperature ashing (700-800 C) and weighing of cooled crucible. |
| Heavy Metals | ICP-OES | Quantifies Pb, Cd, Hg, As, and other regulated metals by plasma excitation and element-specific emission wavelength detection. |
| Chloride Impurity | Ion Chromatography | Separates and quantifies chloride ions using anion-exchange column with suppressed conductivity detection. |
| Phosphorus Content | UV-Vis Spectrophotometry (after oxidation) | Measures total phosphorus as ammonium molybdo-vanadate complex formed after acidic digestion and oxidation of organic phosphine. |
| Melting Point | Capillary Melting Point Apparatus | Determines temperature range at which solid transitions to liquid, indicating purity and identity based on crystalline phase behavior. |
| Solvent Residues | GC-FID | Quantifies residual solvents (e.g., THF, toluene, DMF) using gas chromatography with flame ionization detection and internal standard calibration. |
| Acid Value | Acid-Base Titration | Measures free acidic impurities (e.g., HBr, phosphonic acids) by titration with standardized NaOH solution using phenolphthalein indicator. |
| Specific Optical Rotation | Polarimetry | Determines optical activity using sodium D-line light through a solution; deviation from zero indicates chiral impurity or degradation. |
| Particle Size Distribution | Laser Diffraction | Measures dry or wet dispersed particle size via angular scattering pattern analysis of laser beam passing through sample suspension. |
| Test Item | Specification |
|---|---|
| Appearance | White solid |
| Purity | >=98.0% |
| Total Impurities | <=2.0% |
| Single Impurity | <=0.5% |
| Water Content (KF) | <=0.5% |
| Melting Point | 145-149°C |
| Identification (NMR) | Consistent with structure |
| Heavy Metals | <=20 ppm |
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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.