(ETHOXYCARBONYLMETHYL)TRIPHENYLPHOSPHONIUM BROMIDE Bulk Supply for Industrial Use
China Factory Direct
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| CAS number | 4083-85-6 |
| Product name | (ETHOXYCARBONYLMETHYL)TRIPHENYLPHOSPHONIUM 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 (ETHOXYCARBONYLMETHYL)TRIPHENYLPHOSPHONIUM BROMIDE
Post-sale: Full documentation is provided.
To request documents, please contact us via email at sales@GRchemical.com.
Bulk (ETHOXYCARBONYLMETHYL)TRIPHENYLPHOSPHONIUM BROMIDE Supplier from China
17+ years in chemical exports.Fully compliant, reliable supply.Your B2B partner in bulk chemical procurement.
Industrial Applications of (ETHOXYCARBONYLMETHYL)TRIPHENYLPHOSPHONIUM BROMIDE
| Industry | Application | Process |
|---|---|---|
| Chemical Synthesis | Used as a precursor for Wittig reagents in the synthesis of alkenes | Reacted with aldehydes or ketones to form corresponding alkenes; commonly applied for carbon–carbon double bond construction |
| Pharmaceutical Industry | Used to synthesize biologically active alkene intermediates | Serves as a key intermediate in drug molecule construction, e.g., synthesis of vitamin A derivatives or carotenoid analogs |
| Materials Science | Acts as a precursor for functional organic materials (e.g., liquid crystals, fluorescent molecules) | Introduces specific alkenyl structures via the Wittig reaction to tailor optoelectronic properties of materials |
Manufacturing Quality Control of (ETHOXYCARBONYLMETHYL)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 to a certified reference standard. |
| Moisture Content | Karl Fischer Titration | Electrochemical titration measuring water content based on the stoichiometric reaction of iodine with water in pyridine/methanol medium. |
| Residual Solvents | GC-FID | Separation and quantification of volatile organic solvents (e.g., THF, ethanol) using gas chromatography with flame ionization detection. |
| Inorganic Halides (Br-) | Ion Chromatography | Separation of bromide ions on an anion-exchange column followed by conductivity detection and quantification against calibration standards. |
| Heavy Metals | ICP-OES | Multi-element analysis after acid digestion, measuring emission intensities of metals (e.g., Pb, Cd, Hg, Ni) at characteristic wavelengths. |
| Acid Value | Acid-Base Titration | Neutralization of acidic impurities with standardized KOH solution in isopropanol/toluene mixture, using phenolphthalein indicator. |
| Color | Visual Comparison or Spectrophotometry | Comparison of sample solution color against APHA/Pt-Co standards or measurement of absorbance at 430 nm in dilute solution. |
| Melting Point | Capillary Melting Point Apparatus | Determination of temperature range over which solid transitions to liquid, using calibrated digital melting point instrument. |
| Residue on Ignition | Gravimetric Analysis | Weighing residue remaining after high-temperature ashing (700-800 C) of sample to quantify non-volatile inorganic impurities. |
| Chloride Impurity | Potentiometric Titration | Titration with silver nitrate using silver indicator electrode to detect endpoint via potential change due to AgCl precipitation. |
| Organophosphorus Content | Phosphomolybdate UV-Vis Spectrophotometry | Oxidation to phosphate, followed by formation of phosphomolybdate complex measured at 820 nm for stoichiometric phosphorus quantification. |
| Particle Size Distribution | Laser Diffraction | Analysis of scattered laser light intensity as function of angle to derive volume-based particle size distribution in dispersed suspension. |
Technical Specifications of (ETHOXYCARBONYLMETHYL)TRIPHENYLPHOSPHONIUM BROMIDE
| Test Item | Specification |
|---|---|
| Appearance | White to off-white crystalline powder |
| Purity | >=98.5% |
| Water Content (KF) | <=0.5% |
| Melting Point | 142-146°C |
| Total Impurities | <=1.5% |
| Single Impurity | <=0.5% |
| Heavy Metals | <=20 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 (ETHOXYCARBONYLMETHYL)TRIPHENYLPHOSPHONIUM BROMIDE
| CAS/Product ID | *Required fields | |
| Lot/Batch Number | *Required fields | |
NMR Spectra of (ETHOXYCARBONYLMETHYL)TRIPHENYLPHOSPHONIUM BROMIDE
Packaging of (ETHOXYCARBONYLMETHYL)TRIPHENYLPHOSPHONIUM BROMIDE
Industrial (ETHOXYCARBONYLMETHYL)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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