3,4-Difluorophenyl isothiocyanate Bulk Supply for Industrial Use
China Factory Direct
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| CAS number | 113028-75-4 |
| Product name | 3,4-Difluorophenyl isothiocyanate |
| Stock | Stock readily available; annual supply capacity exceeding 1,000 tons. |
| Grade | Pharmaceutical GradeMaterial GradeSpecialty Grade |
| Packaging | 25L/drum |
| 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-Difluorophenyl isothiocyanate
Post-sale: Full documentation is provided.
To request documents, please contact us via email at sales@GRchemical.com.
Bulk 3,4-Difluorophenyl isothiocyanate Supplier from China
17+ years in chemical exports.Fully compliant, reliable supply.Your B2B partner in bulk chemical procurement.
Industrial Applications of 3,4-Difluorophenyl isothiocyanate
| Industry | Application | Process |
|---|---|---|
| Pesticides | Intermediate for novel insecticides | Used to synthesize phenylpyrazole compounds with high insecticidal activity—such as fipronil analogs—via nucleophilic addition or cyclization to construct the heterocyclic core |
| Pharmaceuticals | Intermediate for drug synthesis | Applied as a fluorinated aryl isothiocyanate building block in reactions with amines to form thiourea derivatives, supporting development of anticancer, anti-inflammatory, and CNS-targeted drug candidates |
| Materials Science | Precursor for organic functional materials | Employed to prepare fluorinated thioamide polymers or covalent organic framework (COF) building blocks via condensation polymerization between the isothiocyanate group and diamines, enabling controlled construction of ordered porous architectures |
Manufacturing Quality Control of 3,4-Difluorophenyl isothiocyanate
| Detection Item | Common Analytical Method | Method Overview |
|---|---|---|
| Assay (Purity) | GC-FID or GC-MS | Quantitative determination using gas chromatography with flame ionization detection or mass spectrometric detection against a certified reference standard. |
| Related Substances | GC-FID or HPLC-UV | Separation and quantification of impurities using gas or liquid chromatography with UV or FID detection relative to main peak area. |
| Residual Solvents | GC-FID | Headspace gas chromatography with flame ionization detection to quantify volatile organic solvents based on calibrated standards. |
| Water Content | Karl Fischer Titration | Volumetric or coulometric titration using iodine-based reagent where water reacts stoichiometrically with iodine and sulfur dioxide in pyridine/methanol medium. |
| Acid Value | Acid-Base Titration | Titration with standardized potassium hydroxide solution to determine free acidic impurities based on neutralization reaction. |
| Heavy Metals | ICP-OES | Quantification of metallic impurities after acid digestion by measuring element-specific atomic emission intensities. |
| Chloride Content | Ion Chromatography | Separation and quantification of chloride ions using anion-exchange column with conductivity detection. |
| Residue on Ignition | Gravimetric Analysis | Measurement of non-volatile inorganic residue after high-temperature ashing and weighing. |
| Melting Point | Capillary Melting Point Determination | Thermal transition observed as solid-to-liquid phase change using calibrated capillary apparatus. |
| Appearance | Visual Inspection | Assessment of physical state, color, and clarity under controlled lighting against defined specifications. |
| Specific Optical Rotation | Polarimetry | Measurement of rotation angle of plane-polarized light induced by chiral compounds in solution. |
| Bulk Density | Tap Density Measurement | Determination of mass per unit volume after standardized tapping of a powder sample in a graduated cylinder. |
Technical Specifications of 3,4-Difluorophenyl isothiocyanate
| Test Item | Specification |
|---|---|
| Appearance | Pale-yellow liquid |
| Purity | >=98.0% (GC-MS) |
| 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-Difluorophenyl isothiocyanate
| CAS/Product ID | *Required fields | |
| Lot/Batch Number | *Required fields | |
NMR Spectra of 3,4-Difluorophenyl isothiocyanate
Safety Information of 3,4-Difluorophenyl isothiocyanate
| Pictograms |  |
| Signal Word | Danger |
| Safety Data Sheet | |
Packaging of 3,4-Difluorophenyl isothiocyanate
Industrial 3,4-Difluorophenyl isothiocyanate 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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