3-(Chlorosulfonyl)benzoic acid Bulk Supply for Industrial Use
China Factory Direct
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| CAS number | 4025-64-3 |
| Product name | 3-(Chlorosulfonyl)benzoic acid |
| 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 3-(Chlorosulfonyl)benzoic acid
Post-sale: Full documentation is provided.
To request documents, please contact us via email at sales@GRchemical.com.
Bulk 3-(Chlorosulfonyl)benzoic acid Supplier from China
17+ years in chemical exports.Fully compliant, reliable supply.Your B2B partner in bulk chemical procurement.
Industrial Applications of 3-(Chlorosulfonyl)benzoic acid
| Industry | Application | Process |
|---|---|---|
| Pharmaceuticals | Synthesis of pharmaceutical intermediates | Used in sulfonation reactions to prepare sulfonamide compounds |
| Pesticides | Preparation of herbicide or insecticide intermediates | Introduces sulfonyl groups via sulfonation reactions |
| Dyes and Pigments | Synthesis of dye intermediates | Modifies aromatic structures through sulfonation reactions |
| Chemical Reagents | Laboratory synthesis reagent | Acts as a sulfonating agent in organic synthesis reactions |
| Polymers | Polymer modifier | Introduces sulfonic acid groups to enhance material performance |
Manufacturing Quality Control of 3-(Chlorosulfonyl)benzoic acid
| Detection Item | Common Analytical Method | Method Overview |
|---|---|---|
| Assay (Purity) | HPLC with UV detection | Quantitative determination based on peak area comparison against a certified reference standard using reversed-phase chromatography. |
| Related Substances | HPLC with UV detection | Separation and quantification of impurities by retention time and response relative to the main peak under validated gradient conditions. |
| Moisture Content | Karl Fischer titration | Electrochemical titration measuring water content via iodine-sulfur dioxide reaction in a methanol-based solvent system. |
| Residue on Ignition | Gravimetric analysis | Measurement of non-volatile inorganic residue after controlled high-temperature ashing at 700-800 C. |
| Chloride Impurity | Ion Chromatography (IC) | Separation and quantification of chloride ions using anion-exchange column and conductivity detection. |
| Sulfate Impurity | Ion Chromatography (IC) | Separation and quantification of sulfate ions using anion-exchange column and conductivity detection. |
| Heavy Metals (as Pb) | AAS (Flame or Graphite Furnace) | Atomic absorption measurement of total heavy metals after acid digestion, reported as lead equivalent. |
| Melting Point | Capillary melting point apparatus | Thermal transition observed as the temperature range over which solid-to-liquid phase change occurs. |
| Acid Value | Acid-base titration with NaOH | Neutralization of carboxylic acid groups using standardized sodium hydroxide solution and phenolphthalein indicator. |
| Organic Volatile Impurities | GC-FID | Separation and quantification of residual solvents using capillary gas chromatography with flame ionization detection. |
| Particle Size Distribution | Laser Diffraction | Analysis of scattered laser light intensity to determine volume-based particle size distribution in suspension. |
| Bulk Density | Graduated cylinder method | Mass per unit volume measured by gently pouring material into a calibrated cylinder and recording settled volume. |
Technical Specifications of 3-(Chlorosulfonyl)benzoic acid
| Test Item | Specification |
|---|---|
| Appearance | Yellow solid |
| Purity | >=98.0% (by LC-MS) |
| Melting Point | 152–156 °C |
| Water Content (KF) | <=0.5% |
| Total Impurities | <=2.0% |
| Single Impurity | <=0.5% |
| Heavy Metals | <=20 ppm |
| Acid Value (mg KOH/g) | 220–240 mg KOH/g |
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-(Chlorosulfonyl)benzoic acid
| CAS/Product ID | *Required fields | |
| Lot/Batch Number | *Required fields | |
NMR Spectra of 3-(Chlorosulfonyl)benzoic acid
Safety Information of 3-(Chlorosulfonyl)benzoic acid
| Pictograms |  |
| Signal Word | Danger |
| Safety Data Sheet | |
Packaging of 3-(Chlorosulfonyl)benzoic acid
Industrial 3-(Chlorosulfonyl)benzoic acid 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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