(5-Carboxypentyl)(triphenyl)phosphonium bromide Bulk Supply for Industrial Use
China Factory Direct
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| CAS number | 50889-29-7 |
| Product name | (5-Carboxypentyl)(triphenyl)phosphonium bromide |
| Stock | Stock readily available; annual supply capacity exceeding 1,000 tons. |
| Grade | Pharmaceutical GradeMaterial 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) |
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Documents We Provide for (5-Carboxypentyl)(triphenyl)phosphonium bromide
Post-sale: Full documentation is provided.
To request documents, please contact us via email at sales@GRchemical.com.
Bulk (5-Carboxypentyl)(triphenyl)phosphonium bromide Supplier from China
17+ years in chemical exports.Fully compliant, reliable supply.Your B2B partner in bulk chemical procurement.
Industrial Applications of (5-Carboxypentyl)(triphenyl)phosphonium bromide
| Industry | Application | Process |
|---|---|---|
| Organic Synthesis | Used as a phase-transfer catalyst in organic synthesis reactions | Used in combination with basic substances in organic solvents to facilitate reactions between nucleophiles and substrates |
| Pharmaceutical Industry | Used in the synthesis of certain pharmaceutical intermediates | Employed as a catalyst in multi-step synthesis processes to enhance reaction efficiency and selectivity |
| Polymer Materials | Used as a catalyst or additive in polymerization reactions | Applied under specific polymerization conditions to improve polymer performance or control molecular weight distribution |
Manufacturing Quality Control of (5-Carboxypentyl)(triphenyl)phosphonium bromide
| Detection Item | Common Analytical Method | Method Overview |
|---|---|---|
| Assay (Purity) | HPLC-UV | Quantifies main component using reversed-phase HPLC with UV detection at 254 nm based on peak area comparison against reference standard. |
| Related Substances | HPLC-UV | Detects and quantifies structurally similar impurities (e.g., triphenylphosphine oxide, unreacted acid) using gradient HPLC-UV. |
| Water Content | Karl Fischer Titration | Measures water by coulometric or volumetric titration with iodine generated in situ via reaction with water in methanol-based solvent. |
| Residue on Ignition | Gravimetric Analysis | Determines inorganic ash content by high-temperature incineration followed by weighing of residual inorganic matter. |
| Heavy Metals | ICP-OES | Quantifies trace metals (Pb, Cd, Hg, As, Cr) after acid digestion using plasma emission spectroscopy. |
| Chloride Impurity | Ion Chromatography | Separates and quantifies chloride ions using anion-exchange column with suppressed conductivity detection. |
| pH of Aqueous Solution | pH Potentiometry | Measures hydrogen ion activity in a saturated aqueous suspension using calibrated glass electrode. |
| Melting Point | Capillary Melting Point Apparatus | Determines temperature range at which solid transitions to liquid using controlled heating and visual observation. |
| Organic Volatile Impurities | GC-FID | Identifies and quantifies residual solvents (e.g., DMF, THF, methanol) using gas chromatography with flame ionization detection. |
| Appearance | Visual Inspection | Assesses physical state, color, and presence of foreign particles under controlled white light against standard reference. |
| Loss on Drying | Thermogravimetry | Measures mass loss upon heating under defined temperature and airflow to determine volatile content. |
| Specific Optical Rotation | Polarimetry | Determines chiral purity by measuring rotation angle of plane-polarized light in solution using sodium D-line. |
Technical Specifications of (5-Carboxypentyl)(triphenyl)phosphonium bromide
| Test Item | Specification |
|---|---|
| Appearance | Off-white solid |
| Purity | >=98.0% (HPLC) |
| Melting Point | 215–219 °C |
| Water Content (KF) | <=0.5% |
| Total Impurities | <=2.0% |
| Single Impurity | <=0.5% |
| Heavy Metals | <=10 ppm |
| Residue on Ignition | <=0.1% |
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 (5-Carboxypentyl)(triphenyl)phosphonium bromide
| CAS/Product ID | *Required fields | |
| Lot/Batch Number | *Required fields | |
NMR Spectra of (5-Carboxypentyl)(triphenyl)phosphonium bromide
Safety Information of (5-Carboxypentyl)(triphenyl)phosphonium bromide
| Pictograms |  |
| Signal Word | Warning |
| Safety Data Sheet | |
Packaging of (5-Carboxypentyl)(triphenyl)phosphonium bromide
Industrial (5-Carboxypentyl)(triphenyl)phosphonium bromide 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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