3,4-Difluorophenol Bulk Supply for Industrial Use
China Factory Direct
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| CAS number | 2713-33-9 |
| Product name | 3,4-Difluorophenol |
| Stock | Stock readily available; annual supply capacity exceeding 1,000 tons. |
| Grade | Agricultural GradeMaterial GradeSpecialty GradeIndustrial GradeElectronic 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 3,4-Difluorophenol
Post-sale: Full documentation is provided.
To request documents, please contact us via email at sales@GRchemical.com.
Bulk 3,4-Difluorophenol Supplier from China
17+ years in chemical exports.Fully compliant, reliable supply.Your B2B partner in bulk chemical procurement.
Industrial Applications of 3,4-Difluorophenol
| Industry | Application | Process |
|---|---|---|
| Pharmaceuticals | Synthesis of antitumor drug intermediates | Used as a key aromatic intermediate in nucleophilic substitution or coupling reactions to construct complex molecular frameworks |
| Pesticides | Synthesis of novel fungicides and insecticides | Applied to build fluorinated heterocyclic structures, with active functional groups introduced via halogen exchange or catalytic coupling |
| Dyes | Synthesis of high-performance fluorescent dyes | Employed as a phenol derivative in condensation reactions to form conjugated systems that enhance luminescence performance |
| Electronic Materials | Preparation of liquid crystal display (LCD) monomers | Utilized as a fluorinated aromatic unit in esterification or etherification reactions to produce low-viscosity, highly stable liquid crystal molecules |
| Polymers | Synthesis of fluorinated specialty engineering plastics | Served as a monomer precursor in polyimide or polyetherketone condensation polymerization to incorporate fluorine atoms and improve thermal stability |
Manufacturing Quality Control of 3,4-Difluorophenol
| Detection Item | Common Analytical Method | Method Overview |
|---|---|---|
| Assay (Purity) | Gas Chromatography (GC) with FID detection | Quantifies 3,4-difluorophenol by retention time and peak area relative to a calibrated standard. |
| Water Content | Karl Fischer Titration | Measures water via coulometric or volumetric titration using iodine generation in pyridine-methanol solvent system. |
| Residue on Ignition | Gravimetric Analysis | Determines non-volatile inorganic impurities by weighing residue after high-temperature ashing. |
| Chloride Impurity | Ion Chromatography (IC) | Separates and quantifies chloride ions using anion-exchange column and conductivity detection. |
| Heavy Metals (as Pb) | Atomic Absorption Spectroscopy (AAS) | Measures total heavy metals by atomizing sample and detecting absorbance at characteristic wavelength for lead. |
| Acidity (as HCl) | Acid-Base Titration | Neutralizes acidic impurities with standardized NaOH solution using phenolphthalein indicator. |
| Appearance | Visual Inspection | Assesses physical state, color, and clarity against standard reference under controlled lighting. |
| Melting Point | Capillary Melting Point Determination | Measures temperature range at which solid transitions to liquid using calibrated capillary apparatus. |
| Organic Volatile Impurities | Headspace Gas Chromatography-Mass Spectrometry (HS-GC-MS) | Identifies and quantifies residual solvents by thermal extraction and mass spectral detection. |
| Sulfated Ash | Gravimetric Analysis | Determines inorganic sulfate content after sulfuric acid digestion and high-temperature ignition. |
| Specific Optical Rotation | Polarimetry | Measures rotation of plane-polarized light caused by chiral impurities in solution. |
| Related Substances | High Performance Liquid Chromatography (HPLC) with UV detection | Separates and quantifies structurally related impurities using reverse-phase column and UV absorbance. |
Technical Specifications of 3,4-Difluorophenol
| Test Item | Specification |
|---|---|
| Appearance | Yellow solid |
| Purity | >=98.0% (GC-MS) |
| Melting Point | 45–49°C |
| Total Impurities | <=2.0% |
| Single Impurity | <=0.5% |
| Water Content (KF) | <=0.5% |
| Identification (NMR) | Consistent with structure |
| Identification (IR) | Consistent with structure |
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 3,4-Difluorophenol
| CAS/Product ID | *Required fields | |
| Lot/Batch Number | *Required fields | |
NMR Spectra of 3,4-Difluorophenol
Packaging of 3,4-Difluorophenol
Industrial 3,4-Difluorophenol 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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