China Factory Direct
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| CAS number | 7301-93-1 |
| Product name | (2-BROMOETHYL)TRIPHENYLPHOSPHONIUM BROMIDE |
| Stock | Stock readily available; annual supply capacity exceeding 1,000 tons. |
| Grade | Agricultural GradePharmaceutical GradeMaterial 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 |
|---|---|---|
| Organic Synthesis | As an electrophilic reagent for introducing bromomethyl groups | Used in organic synthesis to introduce bromomethyl groups into organic molecules, e.g., as a bromomethyl donor in alkylation reactions |
| Agrochemicals | Synthesis of agrochemical intermediates | Applied in agrochemical synthesis as an intermediate for constructing biologically active molecular frameworks |
| Pharmaceuticals | Synthesis of pharmaceutical intermediates | Employed in drug development as a key intermediate for synthesizing bromomethyl-containing drug molecules |
| Polymers & Materials | Functional monomer or crosslinking agent | Utilized in polymer synthesis as a functional monomer to participate in polymerization and impart specific material 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. |
| Residual Solvents | GC-FID | Separation and quantification of volatile organic solvents (e.g., THF, dichloromethane) using capillary GC with flame ionization detection. |
| Water Content | Karl Fischer Titration | Volumetric or coulometric titration based on the stoichiometric reaction of iodine with water in a pyridine/methanol solvent system. |
| Inorganic Halides (e.g., Br⁻) | Ion Chromatography (IC) | Separation and quantification of bromide ions using anion-exchange column with conductivity detection. |
| Heavy Metals (Pb, Cd, Hg, As) | ICP-MS | Multi-element detection and quantification after acid digestion, leveraging high sensitivity and isotopic resolution. |
| Melting Point | Capillary Melting Point Apparatus | Thermal transition measurement via controlled heating; sharp melting range indicates crystalline purity and absence of significant impurities. |
| Residual Palladium (if from Pd-catalyzed synthesis) | ICP-OES | Quantification of palladium after microwave-assisted acid digestion using plasma excitation and elemental emission spectroscopy. |
| Organic Impurities (related substances) | HPLC-UV (with gradient elution) | Identification and quantification of structurally related impurities (e.g., triphenylphosphine oxide, debrominated analogs) using validated stability-indicating method. |
| Appearance and Color | Visual Inspection / Hazen/APHA Color Scale | Assessment of physical state (white to off-white crystalline powder) and color intensity against standardized platinum-cobalt scale. |
| Loss on Drying (LOD) | Gravimetric Thermogravimetry | Mass loss measured after drying under controlled temperature/vacuum conditions, indicating volatile content including solvates and moisture. |
| pH of Aqueous Suspension | pH Meter | Measurement of pH in a defined aqueous suspension (e.g., 1% w/v), indicating acidic/basic degradation products or residual catalysts. |
| Particle Size Distribution | Laser Diffraction | Analysis of particle size distribution in dispersed phase using Mie scattering theory to assess handling and reactivity consistency. |
| Specific Optical Rotation | [α]D | Measurement of rotation of plane-polarized light at 589 nm to confirm chiral integrity (though compound is achiral, detects chiral contaminants or degradation). |
| Test Item | Specification |
|---|---|
| Appearance | White to off-white crystalline powder |
| Purity | >=98.5% |
| Melting Point | 235-240 °C (decomposes) |
| Total Impurities | <=1.5% |
| Single Impurity | <=0.5% |
| Water Content (KF) | <=0.5% |
| Residue on Ignition | <=0.1% |
| Heavy Metals | <=10 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.