(3-CARBOXYPROPYL)TRIPHENYLPHOSPHONIUM BROMIDE Bulk Supply for Industrial Use
China Factory Direct
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| CAS number | 17857-14-6 |
| Product name | (3-CARBOXYPROPYL)TRIPHENYLPHOSPHONIUM BROMIDE |
| Stock | Stock readily available; annual supply capacity exceeding 1,000 tons. |
| Grade | Agricultural 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) |
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Documents We Provide for (3-CARBOXYPROPYL)TRIPHENYLPHOSPHONIUM BROMIDE
Post-sale: Full documentation is provided.
To request documents, please contact us via email at sales@GRchemical.com.
Bulk (3-CARBOXYPROPYL)TRIPHENYLPHOSPHONIUM BROMIDE Supplier from China
17+ years in chemical exports.Fully compliant, reliable supply.Your B2B partner in bulk chemical procurement.
Industrial Applications of (3-CARBOXYPROPYL)TRIPHENYLPHOSPHONIUM BROMIDE
| Industry | Application | Process |
|---|---|---|
| Pharmaceuticals | Synthesis of Wittig reaction intermediates for constructing carbon–carbon double bonds and preparing alkene moieties in drug molecules | Used as a phosphonium ylide precursor; reacts with aldehydes or ketones in anhydrous solvents (e.g., THF or DMF) to generate target alkene compounds |
| Pesticides | Synthesis of bioactive molecules containing alkene structures, such as intermediates for insecticides or plant growth regulators | Undergoes Wittig olefination with carbonyl compounds under basic conditions to construct key double-bond structures in pesticide molecules |
| Chemicals | Organic synthesis reagent for highly selective preparation of functionalized alkenes | Couples with aldehydes under inert atmosphere to yield alkene products with defined stereochemistry, for use in fine chemical synthesis |
Manufacturing Quality Control of (3-CARBOXYPROPYL)TRIPHENYLPHOSPHONIUM BROMIDE
| Detection Item | Common Analytical Method | Method Overview |
|---|---|---|
| Assay (Purity) | HPLC-UV | Quantitative determination using reverse-phase HPLC with UV detection at 254 nm, comparing peak area against a certified reference standard. |
| Water Content | Karl Fischer Titration | Electrochemical titration measuring water via iodine-sulfur dioxide reaction in anhydrous methanol-based solvent. |
| Residual Solvents | GC-FID | Separation and quantification of volatile organic solvents (e.g., THF, toluene) using gas chromatography with flame ionization detection. |
| Inorganic Halides (Br-) | Ion Chromatography (IC) | Anion exchange separation followed by conductivity detection to quantify bromide ion impurity. |
| Heavy Metals | ICP-OES | Multi-element detection after acid digestion, based on elemental emission spectra at characteristic wavelengths. |
| Residual Palladium | ICP-MS | Ultra-trace quantification of Pd catalyst residue using mass spectrometric detection after microwave digestion. |
| Acid Value | Acid-Base Titration | Neutralization of acidic impurities with standardized NaOH solution using phenolphthalein indicator. |
| Melting Point | Capillary Melting Point Apparatus | Thermal transition observed visually or automatically as the temperature range where solid phase converts to liquid. |
| Loss on Drying (LOD) | Gravimetric Analysis | Mass loss measured after drying under controlled vacuum and temperature (e.g., 60 C, 2 h). |
| Particle Size Distribution | Laser Diffraction | Analysis of scattered laser light intensity to determine volume-based particle size distribution in dispersed suspension. |
| Organophosphorus Content | 31P NMR Spectroscopy | Quantitative determination of phosphonium moiety via integration relative to an internal standard (e.g., 85% H3PO4). |
| Related Substances | HPLC-DAD | Identification and quantification of structurally similar impurities using diode array detection and retention time matching. |
Technical Specifications of (3-CARBOXYPROPYL)TRIPHENYLPHOSPHONIUM BROMIDE
| Test Item | Specification |
|---|---|
| Appearance | Off-white solid |
| Purity | >=98.0% (HPLC) |
| Water Content (KF) | <=0.5% |
| Melting Point | 245-249°C |
| Total Impurities | <=2.0% |
| Single Impurity | <=0.5% |
| Identification (NMR) | Consistent with structure |
| Identification (IR) | Consistent with structure |
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 (3-CARBOXYPROPYL)TRIPHENYLPHOSPHONIUM BROMIDE
| CAS/Product ID | *Required fields | |
| Lot/Batch Number | *Required fields | |
NMR Spectra of (3-CARBOXYPROPYL)TRIPHENYLPHOSPHONIUM BROMIDE
Safety Information of (3-CARBOXYPROPYL)TRIPHENYLPHOSPHONIUM BROMIDE
| Pictograms |  |
| Signal Word | Warning |
| Safety Data Sheet | |
Packaging of (3-CARBOXYPROPYL)TRIPHENYLPHOSPHONIUM BROMIDE
Industrial (3-CARBOXYPROPYL)TRIPHENYLPHOSPHONIUM 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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