2,5-Difluorobenzaldehyde Bulk Supply for Industrial Use
China Factory Direct
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| CAS number | 2646-90-4 |
| Product name | 2,5-Difluorobenzaldehyde |
| Stock | Stock readily available; annual supply capacity exceeding 1,000 tons. |
| Grade | Agricultural GradeMaterial GradeSpecialty GradeIndustrial GradeElectronic Grade |
| Packaging | 25L/drum200L/drum1000L/IBC |
| 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 2,5-Difluorobenzaldehyde
Post-sale: Full documentation is provided.
To request documents, please contact us via email at sales@GRchemical.com.
Bulk 2,5-Difluorobenzaldehyde Supplier from China
17+ years in chemical exports.Fully compliant, reliable supply.Your B2B partner in bulk chemical procurement.
Industrial Applications of 2,5-Difluorobenzaldehyde
| Industry | Application | Process |
|---|---|---|
| Pharmaceuticals | Synthesis of intermediates for antitumor and antiviral drugs | Organic synthesis, catalytic reactions |
| Agrochemicals | Key intermediate for synthesizing fluorinated pesticides (e.g., herbicides, fungicides) | Fluorination, condensation reactions |
| Electronic Materials | Synthesis of liquid crystal display (LCD) materials | Purification, coupling reactions |
| Dyes | Raw material for synthesizing fluorinated dyes or fluorescent whitening agents | Condensation, rearrangement reactions |
| High-Performance Polymers | Monomer for producing fluorinated polymers (e.g., high-temperature-resistant, corrosion-resistant materials) | Polymerization, modification treatments |
Manufacturing Quality Control of 2,5-Difluorobenzaldehyde
| Detection Item | Common Analytical Method | Method Overview |
|---|---|---|
| Assay (Purity) | Gas Chromatography (GC) with FID detection | Quantifies 2,5-difluorobenzaldehyde peak area relative to a calibration curve using an internal or external standard. |
| Residual Solvents | Headspace Gas Chromatography (HS-GC) | Detects and quantifies volatile organic solvents (e.g., methanol, acetone, toluene) based on equilibrium vapor phase analysis. |
| Water Content | Karl Fischer Titration (Coulometric mode) | Measures water via electrochemical iodine generation and stoichiometric reaction with water in anhydrous medium. |
| Acidity (as HCl) | Acid-Base Titration with NaOH | Determines acidic impurities by titration with standardized sodium hydroxide using phenolphthalein or potentiometric endpoint. |
| Heavy Metals (Pb, Cd, Hg, Cr, As) | Inductively Coupled Plasma - Optical Emission Spectrometry (ICP-OES) | Quantifies trace metal elements after acid digestion by measuring element-specific atomic emission intensities. |
| Non-Volatile Residue | Gravimetric Analysis (Evaporation and Weighing) | Measures residue mass after evaporation of a known sample mass under controlled temperature and vacuum. |
| Color (APHA) | Visual Comparison or Spectrophotometric Measurement at 455 nm | Evaluates yellowness intensity by comparing sample absorbance at 455 nm to APHA platinum-cobalt standards. |
| Aldehyde Content | Hydroxylamine Hydrochloride Derivatization followed by Acid-Base Titration | Quantifies aldehyde group via oxime formation and back-titration of unreacted hydroxylamine. |
| Related Substances (Impurities) | High Performance Liquid Chromatography (HPLC) with UV detection | Separates and quantifies structurally related impurities using reversed-phase C18 column and UV absorbance at 254 nm. |
| Chloride Ion | Ion Chromatography (IC) with Conductivity Detection | Separates and quantifies chloride anions based on retention time and conductivity response after sample filtration. |
| Melting Point | Capillary Melting Point Apparatus | Determines solid-to-liquid transition temperature range using calibrated capillary tube and controlled heating rate. |
| Density | Digital Density Meter (Oscillating U-tube principle) | Measures mass per unit volume based on resonant frequency shift of a vibrating U-shaped tube filled with sample. |
Technical Specifications of 2,5-Difluorobenzaldehyde
| Test Item | Specification |
|---|---|
| Appearance | Colorless to pale yellow liquid |
| Purity | >=98.0% (GC) |
| Water Content (KF) | <=0.5% |
| Total Impurities | <=2.0% |
| Single Impurity | <=0.5% |
| Refractive Index (n20/D) | 1.535–1.545 |
| Relative Density (20°C/25°C) | 1.220–1.240 g/cm³ |
| Odor | Characteristic aromatic aldehyde odor |
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 2,5-Difluorobenzaldehyde
| CAS/Product ID | *Required fields | |
| Lot/Batch Number | *Required fields | |
NMR Spectra of 2,5-Difluorobenzaldehyde
Packaging of 2,5-Difluorobenzaldehyde
Industrial 2,5-Difluorobenzaldehyde 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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