2-chloro-5-(chlorosulfonyl)-benzoicaci Bulk Supply for Industrial Use
China Factory Direct
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| CAS number | 137-64-4 |
| Product name | 2-chloro-5-(chlorosulfonyl)-benzoicaci |
| Stock | Stock readily available; annual supply capacity exceeding 1,000 tons. |
| Grade | Agricultural 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-5-(chlorosulfonyl)-benzoicaci
Post-sale: Full documentation is provided.
To request documents, please contact us via email at sales@GRchemical.com.
Bulk 2-chloro-5-(chlorosulfonyl)-benzoicaci Supplier from China
17+ years in chemical exports.Fully compliant, reliable supply.Your B2B partner in bulk chemical procurement.
Industrial Applications of 2-chloro-5-(chlorosulfonyl)-benzoicaci
| Industry | Application | Process |
|---|---|---|
| Pharmaceuticals | Intermediate for synthesizing anti-inflammatory drug substances | Serves as a versatile intermediate bearing chlorosulfonyl and carboxylic acid functional groups, used to construct the core scaffold of active pharmaceutical ingredients |
| Pesticides | Intermediate for insecticide or herbicide synthesis | Participates in substitution reactions on aromatic rings to produce biologically active chlorinated organic compounds |
| Dyes | Precursor for functional dyes | Introduces hydrophilic or reactive groups via the sulfonyl chloride moiety for synthesizing dyes with specific molecular structures |
| Fine Chemicals | Organic synthesis intermediate | Converted into derivatives such as sulfonamides and sulfonate esters for use in multi-step synthesis routes |
Manufacturing Quality Control of 2-chloro-5-(chlorosulfonyl)-benzoicaci
| Detection Item | Common Analytical Method | Method Overview |
|---|---|---|
| Assay (Purity) | HPLC-UV | Quantitative determination using reverse-phase HPLC with UV detection at 254 nm, calibrated against certified reference standard. |
| Moisture Content | Karl Fischer Titration | Electrochemical titration measuring water content based on iodine-sulfur dioxide reaction in pyridine-methanol solvent system. |
| Residual Solvents | GC-FID | Separation and quantification of volatile organic solvents by gas chromatography with flame ionization detection. |
| Heavy Metals (Pb, Cd, Hg, As) | ICP-MS | Multi-element trace metal quantification after acid digestion using inductively coupled plasma mass spectrometry. |
| Chloride Impurity | Ion Chromatography | Separation and quantification of chloride ions using anion-exchange column with conductivity detection. |
| Sulfate Impurity | Ion Chromatography | Separation and quantification of sulfate ions using anion-exchange column with conductivity detection. |
| Related Substances | HPLC-DAD | Identification and quantification of structurally related impurities using HPLC with diode array detection. |
| Melting Point | Capillary Melting Point Apparatus | Thermal transition measurement by observing solid-to-liquid phase change under controlled heating rate. |
| Acid Value | Acid-Base Titration | Neutralization of carboxylic acid groups with standardized NaOH solution using phenolphthalein indicator. |
| Sulfonic Acid Content | Acid-Base Titration | Titration of sulfonic acid groups with standardized NaOH after selective neutralization in mixed solvent. |
| Particle Size Distribution | Laser Diffraction | Size analysis of dry powder sample based on light scattering pattern generated by dispersed particles. |
| Organic Volatile Impurities (e.g., chlorobenzene, dichloromethane) | GC-MS | Identification and quantification of residual process solvents using gas chromatography coupled with mass spectrometry. |
Technical Specifications of 2-chloro-5-(chlorosulfonyl)-benzoicaci
| Test Item | Specification |
|---|---|
| Appearance | White to off-white crystalline powder |
| Purity | >=98.5% |
| Melting Point | 142-146°C |
| Water Content (KF) | <=0.5% |
| Total Impurities | <=1.5% |
| Single Impurity | <=0.5% |
| Residue on Ignition | <=0.1% |
| Acid Value (mg KOH/g) | 220-235 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 2-chloro-5-(chlorosulfonyl)-benzoicaci
| CAS/Product ID | *Required fields | |
| Lot/Batch Number | *Required fields | |
Safety Information of 2-chloro-5-(chlorosulfonyl)-benzoicaci
| Pictograms |  |
| Signal Word | Danger |
| Safety Data Sheet | |
Packaging of 2-chloro-5-(chlorosulfonyl)-benzoicaci
Industrial 2-chloro-5-(chlorosulfonyl)-benzoicaci 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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