2,5-DIMETHOXYBENZENESULFONYL CHLORIDE Bulk Supply for Industrial Use
China Factory Direct
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| CAS number | 1483-28-9 |
| Product name | 2,5-DIMETHOXYBENZENESULFONYL CHLORIDE |
| Stock | Stock readily available; annual supply capacity exceeding 1,000 tons. |
| Grade | Agricultural GradeMaterial GradeSpecialty GradeIndustrial 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 2,5-DIMETHOXYBENZENESULFONYL CHLORIDE
Post-sale: Full documentation is provided.
To request documents, please contact us via email at sales@GRchemical.com.
Bulk 2,5-DIMETHOXYBENZENESULFONYL CHLORIDE Supplier from China
17+ years in chemical exports.Fully compliant, reliable supply.Your B2B partner in bulk chemical procurement.
Industrial Applications of 2,5-DIMETHOXYBENZENESULFONYL CHLORIDE
| Industry | Application | Process |
|---|---|---|
| Pharmaceuticals | Intermediate for antidepressant synthesis | Grignard reaction or substitution reaction to introduce target functional groups |
| Agrochemicals | Intermediate for herbicide synthesis | Sulfonyl chloride group participates in condensation reactions |
| Dyes | Acid dye production | Substitution reaction to link dye backbone structures |
| High-performance polymers | Functionalization modifier | Esterification or amidation with polymer chains via sulfonyl chloride group |
Manufacturing Quality Control of 2,5-DIMETHOXYBENZENESULFONYL CHLORIDE
| 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. |
| Residual Solvents | GC-FID | Gas chromatographic separation followed by flame ionization detection, quantifying common solvents (e.g., dichloromethane, toluene) using internal standard calibration. |
| Heavy Metals (as Pb) | ICP-OES | Multi-element detection of trace metals after acid digestion, using plasma excitation and optical emission spectroscopy. |
| Chloride Impurity | Ion Chromatography | Separation and quantification of chloride ions using anion-exchange column and conductivity detection. |
| Acid Value | Acid-Base Titration | Neutralization of acidic impurities (e.g., residual sulfonic acid) with standardized NaOH solution using phenolphthalein indicator. |
| Melting Point | Capillary Melting Point Apparatus | Thermal transition measurement by observing solid-to-liquid phase change in a capillary tube under controlled heating rate. |
| Appearance | Visual Inspection | Assessment of physical state, color, and presence of visible particulates or discoloration against established visual standards. |
| Organic Volatile Impurities | GC-MS | Identification and semi-quantification of unknown volatile impurities via gas chromatography coupled with mass spectrometric detection. |
| Sulfate Residue | Gravimetric Analysis | Precipitation of sulfate as BaSO4 followed by filtration, drying, and weighing of the insoluble residue. |
| Residual Catalyst (e.g., Cu) | AAS | Atomic absorption spectroscopy for quantification of metal catalyst residues after sample digestion and dilution. |
| Bulk Density | Tap Density Measurement | Determination of mass per unit volume after standardized mechanical tapping of a powder sample in a graduated cylinder. |
Technical Specifications of 2,5-DIMETHOXYBENZENESULFONYL CHLORIDE
| Test Item | Specification |
|---|---|
| Appearance | Pale-yellow solid |
| Purity | >=98.0% (GC-MS) |
| Water Content (KF) | <=0.5% |
| Melting Point | 62–66°C |
| Total Impurities | <=2.0% |
| Single Impurity | <=0.5% |
| 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 2,5-DIMETHOXYBENZENESULFONYL CHLORIDE
| CAS/Product ID | *Required fields | |
| Lot/Batch Number | *Required fields | |
NMR Spectra of 2,5-DIMETHOXYBENZENESULFONYL CHLORIDE
Safety Information of 2,5-DIMETHOXYBENZENESULFONYL CHLORIDE
| Pictograms |  |
| Signal Word | Danger |
| Safety Data Sheet | |
Packaging of 2,5-DIMETHOXYBENZENESULFONYL CHLORIDE
Industrial 2,5-DIMETHOXYBENZENESULFONYL 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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