China Factory Direct
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| CAS number | 21331-80-6 |
| Product name | (2-DIMETHYLAMINOETHYL)TRIPHENYLPHOSPHONIUM BROMIDE |
| Stock | Stock readily available; annual supply capacity exceeding 1,000 tons. |
| Grade | Industrial 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 |
|---|---|---|
| Chemical/Research | Wittig reaction reagent | Used to synthesize vinyl compounds; the products typically retain a dimethylamino functional group and serve as intermediates for constructing complex organic molecules. |
| Polymer Chemistry | Synthesis of functional monomers | Reacted with aldehydes or ketones to prepare polymer monomers or functional macromolecules bearing amino side groups. |
| Pharmaceutical Intermediates | Building block for drug molecules | Applied in synthesizing pharmaceutical intermediates or biologically active molecules containing specific enamine structures. |
| Materials Science | Synthesis of surface modifiers | Used to synthesize surfactants or surface modifiers bearing reactive functional groups to enhance material surface properties. |
| 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 (Coulometric) | Electrochemical titration based on the reaction of iodine with water in anhydrous methanol/pyridine medium; measures trace water content. |
| Residual Solvents (e.g., THF, MeOH) | GC-FID | Separation and quantification of volatile organic solvents by gas chromatography with flame ionization detection using calibrated standards. |
| Inorganic Halide Impurities (e.g., Br⁻) | Ion Chromatography (IC) | Anion-exchange separation followed by conductivity detection to quantify bromide and other halide ions. |
| Heavy Metals (Pb, Cd, Hg, As) | ICP-MS | Multi-element detection via inductively coupled plasma mass spectrometry after acid digestion; offers sub-ppt sensitivity. |
| Residual Catalyst Metals (e.g., Pd, Ni) | ICP-OES | Quantification of transition metals by atomic emission spectroscopy following microwave-assisted acid digestion. |
| Melting Point | Capillary Melting Point Apparatus | Thermal transition measurement by observing solid-to-liquid phase change under controlled heating rate (e.g., 1–2 °C/min). |
| Appearance & Color | Visual Inspection / Hazen (APHA) Color Scale | Subjective assessment of physical state and color intensity compared to platinum-cobalt standard solutions. |
| Organic Impurities (related substances) | HPLC-DAD | Detection and semi-quantification of structurally related impurities using diode-array detection across multiple wavelengths. |
| pH (1% w/v aqueous suspension) | pH Meter with Combination Electrode | Measurement of hydrogen ion activity in a saturated aqueous suspension, indicating hydrolytic stability and acidic/basic impurities. |
| Test Item | Specification |
|---|---|
| Appearance | White to off-white crystalline powder |
| Purity | >=98.5% |
| Melting Point | 210-215 °C |
| Water Content (KF) | <=0.5% |
| Total Impurities | <=1.5% |
| Single Impurity | <=0.5% |
| Heavy Metals | <=20 ppm |
| Residue on Ignition | <=0.3% |
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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.