2-Chloro-4,5-difluorobenzonitrile Bulk Supply for Industrial Use
China Factory Direct
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| CAS number | 135748-34-4 |
| Product name | 2-Chloro-4,5-difluorobenzonitrile |
| Stock | Stock readily available; annual supply capacity exceeding 1,000 tons. |
| Grade | Pharmaceutical GradeIndustrial GradeSpecialty Grade |
| Packaging | 25KG/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 2-Chloro-4,5-difluorobenzonitrile
Post-sale: Full documentation is provided.
To request documents, please contact us via email at sales@GRchemical.com.
Bulk 2-Chloro-4,5-difluorobenzonitrile Supplier from China
17+ years in chemical exports.Fully compliant, reliable supply.Your B2B partner in bulk chemical procurement.
Industrial Applications of 2-Chloro-4,5-difluorobenzonitrile
| Industry | Application | Process |
|---|---|---|
| Pesticides | Synthesis of insecticide intermediates | Introduction of functional groups via fluorination and cyanation |
| Pharmaceuticals | Preparation of fluorinated drug intermediates | Regioselective functionalization of fluorinated aromatic rings |
| Fine Chemicals | Synthesis of specialty chemicals | Multistep organic synthesis |
Manufacturing Quality Control of 2-Chloro-4,5-difluorobenzonitrile
| Detection Item | Common Analytical Method | Method Overview |
|---|---|---|
| Assay (Purity) | Gas Chromatography (GC) with FID detector | Quantitative determination based on peak area comparison against a certified reference standard using a calibrated column and carrier gas. |
| Related Substances | High Performance Liquid Chromatography (HPLC) with UV detection | Separation and quantification of impurities by retention time and UV absorbance relative to the main peak. |
| Residual Solvents | Gas Chromatography (GC) with Headspace sampling | Volatile solvent residues are vaporized in sealed vials and quantified via headspace injection and FID detection. |
| Water Content | Karl Fischer Titration (Coulometric mode) | Electrochemical titration where iodine generated in situ reacts stoichiometrically with water in the sample. |
| Chloride Impurity | Ion Chromatography (IC) with conductivity detection | Separation of chloride anions on an ion-exchange column followed by quantitative detection via electrical conductivity. |
| Heavy Metals | Inductively Coupled Plasma Optical Emission Spectrometry (ICP-OES) | Atomization and excitation of metals in plasma; quantification based on element-specific emission wavelengths. |
| Residue on Ignition | Gravimetric analysis after high-temperature ashing | Sample is ignited at 700-800 C to volatilize organics; inorganic residue is weighed as sulfate-free ash. |
| Melting Point | Capillary melting point apparatus | Thermal transition observed visually or automatically as the solid-to-liquid phase change under controlled heating. |
| Appearance | Visual inspection against standard white background | Assessment of physical state, color, and presence of visible particulates or discoloration in bulk sample. |
| pH of Aqueous Suspension | pH meter with combination electrode | Measurement of hydrogen ion activity in a defined suspension of the compound in purified water. |
| Particle Size Distribution | Laser Diffraction Particle Size Analyzer | Analysis of light scattering patterns generated by dispersed particles to calculate size distribution by volume. |
| Specific Optical Rotation | Polarimeter with sodium D-line source | Measurement of rotation angle of plane-polarized light induced by chiral molecules in solution at specified concentration and path length. |
Technical Specifications of 2-Chloro-4,5-difluorobenzonitrile
| Test Item | Specification |
|---|---|
| Appearance | White crystalline solid |
| Purity | >=98.0% (GC-MS) |
| Total Impurities | <=2.0% |
| Single Impurity | <=0.5% |
| Melting Point | 78–82°C |
| Water Content (KF) | <=0.5% |
| Identification (NMR) | Conforms to reference standard |
| Identification (IR) | Conforms to reference standard |
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-Chloro-4,5-difluorobenzonitrile
| CAS/Product ID | *Required fields | |
| Lot/Batch Number | *Required fields | |
NMR Spectra of 2-Chloro-4,5-difluorobenzonitrile
Safety Information of 2-Chloro-4,5-difluorobenzonitrile
| Pictograms |  |
| Signal Word | Warning |
| Safety Data Sheet | |
Packaging of 2-Chloro-4,5-difluorobenzonitrile
Industrial 2-Chloro-4,5-difluorobenzonitrile 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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