4-BIPHENYLSULFONYL CHLORIDE Bulk Supply for Industrial Use
China Factory Direct
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| CAS number | 1623-93-4 |
| Product name | 4-BIPHENYLSULFONYL CHLORIDE |
| Stock | Stock readily available; annual supply capacity exceeding 1,000 tons. |
| Grade | Agricultural GradeMaterial GradeSpecialty GradeIndustrial GradeReagent 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-BIPHENYLSULFONYL CHLORIDE
Post-sale: Full documentation is provided.
To request documents, please contact us via email at sales@GRchemical.com.
Bulk 4-BIPHENYLSULFONYL CHLORIDE Supplier from China
17+ years in chemical exports.Fully compliant, reliable supply.Your B2B partner in bulk chemical procurement.
Industrial Applications of 4-BIPHENYLSULFONYL CHLORIDE
| Industry | Application | Process |
|---|---|---|
| Pharmaceuticals | Intermediate in drug synthesis, used to produce anti-inflammatory and antimicrobial agents | Acts as a sulfonylation reagent in organic synthesis to introduce sulfonyl groups |
| Dyes | Used in the synthesis of dyes and pigments to enhance color performance and stability | Serves as a reaction intermediate in the synthesis of azo and anthraquinone dyes |
| Pesticides | Intermediate for herbicide and insecticide production | Constructs the active molecular structure of pesticides via sulfonylation reactions |
| Polymers | Initiator or modifier in polymerization reactions | Introduces sulfonyl groups during polymer synthesis to enhance material properties |
| Research | Used in organic synthesis research and chemical reagent development | Functions as a sulfonylation reagent in laboratory-scale synthesis of novel compounds |
Manufacturing Quality Control of 4-BIPHENYLSULFONYL CHLORIDE
| Detection Item | Common Analytical Method | Method Overview |
|---|---|---|
| Assay (purity) | Gas Chromatography (GC) with FID detection | Quantitative determination based on peak area comparison against a certified reference standard using a non-polar capillary column. |
| Acid Value | Acid-Base Titration with NaOH | Neutralization of acidic impurities (e.g., residual sulfonic acids) using standardized sodium hydroxide solution and phenolphthalein indicator. |
| Moisture Content | Karl Fischer Coulometric Titration | Electrochemical quantification of water via iodine generation and stoichiometric reaction with water in anhydrous methanol-based solvent. |
| Residue on Ignition | Gravimetric Analysis (Weight Loss on Ignition) | Measurement of non-volatile inorganic residue after controlled high-temperature ashing at 550-600 C. |
| Chloride Ion Impurity | Potentiometric Titration with AgNO3 | Direct titration with silver nitrate using a silver indicator electrode to detect endpoint via potential change. |
| Heavy Metals (Pb, Cd, Hg, As) | ICP-MS | Multi-element quantification by ionization in plasma and mass-selective detection with isotopic resolution. |
| Related Substances (impurity profile) | HPLC with UV detection | Separation and quantification of structurally related impurities (e.g., biphenyl, sulfonyl chloride derivatives) using reversed-phase C18 column and UV absorbance at 254 nm. |
| Free Sulfuric Acid | Acid-Base Titration with NaOH | Selective titration of free H2SO4 in presence of organic matrix using two-step back-titration with barium chloride precipitation. |
| Color (APHA) | Visual Comparison or Spectrophotometric Measurement | Assessment of yellowness intensity by matching sample color to APHA platinum-cobalt standard solutions or measuring absorbance at 430 nm. |
| Density | Oscillating U-tube Densitometry | Determination of mass per unit volume based on resonant frequency shift of a vibrating U-shaped glass tube filled with sample. |
| Refractive Index | Refractometry | Measurement of light bending angle at air-sample interface using Abbe refractometer calibrated with distilled water. |
| Volatile Organic Impurities | Headspace GC-MS | Identification and quantification of low-boiling contaminants (e.g., chlorinated solvents, toluene) via thermal desorption from headspace gas phase. |
Technical Specifications of 4-BIPHENYLSULFONYL CHLORIDE
| Test Item | Specification |
|---|---|
| Appearance | White crystalline solid |
| Purity | >=98.0% (by LC-MS) |
| Water Content (KF) | <=0.5% |
| Total Impurities | <=2.0% |
| Single Impurity | <=0.5% |
| Melting Point | 78–82°C |
| Identification (NMR) | Conforms to reference spectrum |
| Identification (IR) | Conforms to reference spectrum |
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-BIPHENYLSULFONYL CHLORIDE
| CAS/Product ID | *Required fields | |
| Lot/Batch Number | *Required fields | |
NMR Spectra of 4-BIPHENYLSULFONYL CHLORIDE
Packaging of 4-BIPHENYLSULFONYL CHLORIDE
Industrial 4-BIPHENYLSULFONYL CHLORIDE 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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