2-Chlorobenzenesulfonyl chloride Bulk Supply for Industrial Use
China Factory Direct
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| CAS number | 2905-23-9 |
| Product name | 2-Chlorobenzenesulfonyl chloride |
| Stock | Stock readily available; annual supply capacity exceeding 1,000 tons. |
| Grade | Agricultural GradeIndustrial GradeSpecialty 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 2-Chlorobenzenesulfonyl chloride
Post-sale: Full documentation is provided.
To request documents, please contact us via email at sales@GRchemical.com.
Bulk 2-Chlorobenzenesulfonyl chloride Supplier from China
17+ years in chemical exports.Fully compliant, reliable supply.Your B2B partner in bulk chemical procurement.
Industrial Applications of 2-Chlorobenzenesulfonyl chloride
| Industry | Application | Process |
|---|---|---|
| Pharmaceuticals | Synthesis of pharmaceutical intermediates | Used in sulfonation reactions |
| Pesticides | Manufacture of pesticide active ingredients | Applied in substitution reactions |
| Dyes & Coatings | Synthesis of dye or coating intermediates | Employed in condensation reactions or catalyst-assisted processes |
| Chemicals | Production of surfactants | Reacted with alcohols or phenols to form esters or ethers |
| Chemicals | Synthesis of other organic chlorides | Utilized in chlorination or sulfonylation processes |
Manufacturing Quality Control of 2-Chlorobenzenesulfonyl chloride
| Detection Item | Common Analytical Method | Method Overview |
|---|---|---|
| Assay (2-Chlorobenzenesulfonyl Chloride) | Gas Chromatography (GC) with FID detection | Quantitative determination based on retention time and peak area comparison against certified reference standard. |
| Acid Value | Acid-Base Titration with NaOH | Neutralization of acidic impurities using standardized sodium hydroxide solution and phenolphthalein indicator. |
| Moisture Content | Karl Fischer Coulometric Titration | Electrochemical determination of water content via iodine generation proportional to water in the sample. |
| Residue on Ignition | Gravimetric Analysis (Weight Loss on Ignition) | Measurement of non-volatile inorganic residue after high-temperature ashing at 550-600 C. |
| Heavy Metals (as Pb) | Atomic Absorption Spectroscopy (AAS) | Quantification of total heavy metals by atomization and absorption measurement at characteristic wavelengths. |
| Chloride Impurities (e.g., HCl, Cl2) | Ion Chromatography (IC) | Separation and quantification of ionic chlorides using anion-exchange column and conductivity detection. |
| Related Substances (Impurity Profile) | High-Performance Liquid Chromatography (HPLC) with UV detection | Separation and detection of structurally related impurities using reversed-phase column and UV absorbance at 254 nm. |
| Color | Visual Comparison or Spectrophotometric Measurement (APHA scale) | Evaluation of yellow/brown discoloration by matching against platinum-cobalt standard solutions or measuring absorbance at 430 nm. |
| Density | Digital Density Meter (Oscillating U-tube principle) | Determination of mass per unit volume at specified temperature (e.g., 20 C) using resonant frequency shift of a vibrating tube. |
| Refractive Index | Refractometry (Abbe refractometer) | Measurement of light bending angle at air-sample interface to determine optical density at 20 C. |
| Volatility Residue (Non-volatiles) | Gravimetric Analysis (Evaporation Residue) | Weighing residue remaining after controlled evaporation of a known sample mass under defined temperature and airflow. |
| pH of Aqueous Solution | Potentiometric pH Measurement | Determination of hydrogen ion activity in saturated aqueous suspension using calibrated glass electrode system. |
Technical Specifications of 2-Chlorobenzenesulfonyl chloride
| Test Item | Specification |
|---|---|
| Appearance | Yellow-brown solid |
| Purity | >=98.0% (GC-MS) |
| Water Content (KF) | <=0.5% |
| Total Impurities | <=2.0% |
| Single Impurity | <=0.5% |
| Melting Point | 34–37°C |
| Identification (NMR) | Conforms to reference spectrum |
| Color (APHA/Pt-Co) | Not applicable (solid) |
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-Chlorobenzenesulfonyl chloride
| CAS/Product ID | *Required fields | |
| Lot/Batch Number | *Required fields | |
NMR Spectra of 2-Chlorobenzenesulfonyl chloride
Safety Information of 2-Chlorobenzenesulfonyl chloride
| Pictograms |   |
| Signal Word | Danger |
| Safety Data Sheet | |
Packaging of 2-Chlorobenzenesulfonyl chloride
Industrial 2-Chlorobenzenesulfonyl 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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