China Factory Direct
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| CAS number | 4336-70-3 |
| Product name | (CYANOMETHYL)TRIPHENYLPHOSPHONIUM CHLORIDE |
| Stock | Stock readily available; annual supply capacity exceeding 1,000 tons. |
| Grade | Agricultural GradeMaterial GradeSpecialty GradeIndustrial 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) |
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 |
|---|---|---|
| Pharmaceuticals | Intermediate | Used in the synthesis of antiviral drugs, among others |
| Pesticides | Intermediate | Employed as a raw material in pesticide synthesis |
| Dyes | Catalyst | Applied as a catalyst in certain dye manufacturing processes |
| Polymers | Coupling agent | Used as an organosilane coupling agent to enhance material performance |
| Fine chemicals | Reaction reagent | Utilized as a reaction reagent in various organic synthesis reactions |
| Detection Item | Common Analytical Method | Method Overview |
|---|---|---|
| Assay (Purity) | HPLC-UV | Quantitative determination using reverse-phase HPLC with UV detection at 254 nm, calibrated against certified reference standard. |
| Moisture Content | Karl Fischer Titration | Electrochemical titration measuring water content based on iodine-sulfur dioxide reaction in pyridine/methanol solvent system. |
| Residual Solvents | GC-FID | Identification and quantification of volatile organic solvents (e.g., THF, toluene) using flame ionization detection after capillary column separation. |
| Chloride Ion Impurity | Ion Chromatography (IC) | Separation and quantification of Cl- anions via suppressed conductivity detection after anion-exchange column elution. |
| Heavy Metals (Pb, Cd, Hg, As) | ICP-MS | Multi-element trace metal quantification by inductively coupled plasma mass spectrometry following acid digestion and dilution. |
| Acid Value | Acid-Base Titration | Neutralization of acidic impurities with standardized KOH ethanol solution using phenolphthalein indicator. |
| Melting Point | Capillary Melting Point Apparatus | Thermal transition measurement using controlled heating ramp and visual observation of solid-to-liquid phase change. |
| Appearance | Visual Inspection | Assessment of physical state, color, and presence of particulates or discoloration under controlled white light. |
| Residue on Ignition | Gravimetric Analysis | Mass difference measured before and after high-temperature ashing to determine inorganic residue content. |
| Phosphonium Salt Identity | 1H NMR Spectroscopy | Structural confirmation via characteristic proton chemical shifts and coupling patterns in deuterated chloroform. |
| Organic Volatile Impurities (Other) | GC-MS | Non-targeted screening and identification of unknown volatile/semi-volatile impurities using mass spectral library matching. |
| Bulk Density | Tap Density Measurement | Determined by measuring mass per unit volume after standardized mechanical tapping of a powder sample in a graduated cylinder. |
| Test Item | Specification |
|---|---|
| Appearance | White crystalline solid |
| Purity | >=98.0% (HPLC) |
| Water Content (KF) | <=0.5% |
| Melting Point | 210-215°C |
| Total Impurities | <=2.0% |
| Single Impurity | <=0.5% |
| Identification (NMR) | Conforms to reference spectrum |
| Residue on Ignition | <=0.1% |
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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.