China Factory Direct
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| CAS number | 459-64-3 |
| Product name | 4-METHOXYBENZENEDIAZONIUM TETRAFLUOROBORATE |
| Stock | Stock readily available; annual supply capacity exceeding 1,000 tons. |
| Grade | Industrial 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 |
|---|---|---|
| Pharmaceutical and Agrochemical Chemicals | Used in diazotization of aromatic compounds to introduce aryl groups as an electrophilic reagent | Electrophilic arylation |
| Organic Synthesis | Used to prepare derivatives such as aryl ethers and aryl sulfides | Coupling reaction |
| Materials Science | Used for surface modification and preparation of functional materials | Surface modification |
| Test Item | Common Test Methods | Method Overview |
|---|---|---|
| Appearance and Physical Form | Visual inspection, microscopic observation | Observe sample color, crystal morphology, caking or deliquescence to preliminarily assess purity and stability. |
| Purity | High-Performance Liquid Chromatography (HPLC) | Use a reversed-phase column with UV detection (e.g., 254 nm or 280 nm) to quantify the main component; calculate purity by peak area normalization. |
| Assay | Volumetric Titration (Non-aqueous Titration) | Titrate in anhydrous solvent (e.g., glacial acetic acid) using standard perchloric acid solution; determine endpoint potentiometrically or with indicator, then calculate content. |
| Structural Confirmation | Infrared Spectroscopy (IR), Nuclear Magnetic Resonance (NMR) | IR identifies characteristic functional groups (e.g., diazo group, aromatic ring, B-F bond); ¹H/¹³C NMR verifies substitution patterns and structural integrity. |
| Impurity Analysis | HPLC-MS or Thin-Layer Chromatography (TLC) | HPLC separation followed by MS identification of impurity structures; TLC used for rapid screening of major impurity spots (e.g., degradation products). |
| Moisture Content | Karl Fischer Moisture Determination | Use coulometric or volumetric method to measure trace water content, assessing hygroscopicity and storage stability. |
| Heavy Metal Residues | Atomic Absorption Spectroscopy (AAS) or ICP-MS | Digest sample and measure total levels of heavy metal elements such as lead, arsenic, and mercury to comply with pharmacopeial or chemical safety limits. |
| Residual Solvents | Headspace Gas Chromatography (HS-GC) | Analyze residual organic solvents (e.g., acetonitrile, methanol) via headspace injection with GC-FID or GC-MS to ensure compliance with ICH guidelines. |
| Thermal Stability / Decomposition Temperature | Differential Scanning Calorimetry (DSC) | Determine melting point and onset temperature of exothermic decomposition to evaluate thermal sensitivity and guide storage and handling conditions. |
| pH Value (aqueous solution) | pH Meter Measurement | Prepare an appropriate concentration of aqueous suspension or dilute solution and measure pH to assist in evaluating hydrolysis tendency or acidic/basic impurities. |
| Test Item | Specification |
|---|---|
| Appearance | Off-white solid |
| Purity | >=98.0% (HPLC) |
| Total Impurities | <=2.0% |
| Single Impurity | <=0.5% |
| Water Content (KF) | <=0.5% |
| Melting Point | 78–82°C |
| Identification (NMR) | Consistent with structure |
| Identification (IR) | Consistent with structure |
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| CAS/Product ID | *Required fields | |
| Lot/Batch Number | *Required fields | |
| Pictograms | ![]() |
| Signal Word | Danger |
| 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.