4,4'-DIFLUOROBENZIL Bulk Supply for Industrial Use
China Factory Direct
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| CAS number | 579-39-5 |
| Product name | 4,4'-DIFLUOROBENZIL |
| Stock | Stock readily available; annual supply capacity exceeding 1,000 tons. |
| Grade | Material 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) |
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Documents We Provide for 4,4'-DIFLUOROBENZIL
Post-sale: Full documentation is provided.
To request documents, please contact us via email at sales@GRchemical.com.
Bulk 4,4'-DIFLUOROBENZIL Supplier from China
17+ years in chemical exports.Fully compliant, reliable supply.Your B2B partner in bulk chemical procurement.
Industrial Applications of 4,4'-DIFLUOROBENZIL
| Industry | Application | Process |
|---|---|---|
| Pharmaceutical Intermediates | Intermediate in the synthesis of antiviral and anticancer drugs | Serves as a key fluorinated aromatic ketone building block in coupling or nucleophilic substitution reactions to prepare active pharmaceutical ingredients |
| Organic Synthesis | Precursor for liquid crystal materials and functional polymers | Constructs fluorinated conjugated systems via reduction, condensation, and related reactions for high-performance liquid crystal monomer synthesis |
| Materials Science | Monomer for polyimides and high-temperature-resistant polymers | Undergoes polycondensation with diamine compounds to produce fluorinated polyimides, enhancing thermal stability and solubility |
Manufacturing Quality Control of 4,4'-DIFLUOROBENZIL
| Detection Item | Common Analytical Method | Method Overview |
|---|---|---|
| Assay (Purity) | HPLC-UV | Quantification by peak area comparison against a certified reference standard using reversed-phase chromatography and UV detection at 254 nm. |
| Related Substances | HPLC-UV | Separation and quantification of impurities based on retention time and UV response relative to the main peak. |
| Residual Solvents | GC-FID | Detection and quantification of volatile organic solvents using gas chromatography with flame ionization detection. |
| Moisture Content | Karl Fischer Titration | Electrochemical titration measuring water content via iodine-sulfur dioxide reaction in anhydrous methanol-based reagent. |
| Heavy Metals | ICP-OES | Multi-element quantification of metallic impurities after acid digestion, based on element-specific atomic emission intensities. |
| Chloride Impurity | Ion Chromatography | Separation and conductivity-based detection of chloride ions in aqueous extract. |
| Melting Point | Capillary Melting Point Apparatus | Determination of temperature range at which solid transitions to liquid, observed visually under controlled heating. |
| Appearance | Visual Inspection | Assessment of physical state, color, and presence of visible particulates or discoloration against defined standards. |
| Loss on Drying | Gravimetric Analysis | Mass loss measured after drying under specified temperature and vacuum conditions, indicating volatile content. |
| Residue on Ignition | Sulfated Ash Test | Measurement of non-volatile inorganic residue after high-temperature combustion in presence of sulfuric acid. |
| Particle Size Distribution | Laser Diffraction | Analysis of scattered laser light intensity to determine volume-based particle size distribution in suspension. |
| Specific Optical Rotation | Polarimetry | Measurement of rotation angle of plane-polarized light passing through a solution, indicating chiral purity (if applicable). |
Technical Specifications of 4,4'-DIFLUOROBENZIL
| Test Item | Specification |
|---|---|
| Appearance | Pale-yellow solid |
| Purity | >=98.0% (GC-MS) |
| Melting Point | 128–132°C |
| Total Impurities | <=2.0% |
| Single Impurity | <=0.5% |
| Water Content (KF) | <=0.5% |
| Identification (NMR) | Consistent with structure |
| Heavy Metals | <=10 ppm |
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 4,4'-DIFLUOROBENZIL
| CAS/Product ID | *Required fields | |
| Lot/Batch Number | *Required fields | |
NMR Spectra of 4,4'-DIFLUOROBENZIL
Packaging of 4,4'-DIFLUOROBENZIL
Industrial 4,4'-DIFLUOROBENZIL 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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