Benzenemethanesulfonamide Bulk Supply for Industrial Use
China Factory Direct
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| CAS number | 4563-33-1 |
| Product name | Benzenemethanesulfonamide |
| Stock | Stock readily available; annual supply capacity exceeding 1,000 tons. |
| Grade | Agricultural GradeIndustrial GradeSpecialty GradeReagent 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 Benzenemethanesulfonamide
Post-sale: Full documentation is provided.
To request documents, please contact us via email at sales@GRchemical.com.
Bulk Benzenemethanesulfonamide Supplier from China
17+ years in chemical exports.Fully compliant, reliable supply.Your B2B partner in bulk chemical procurement.
Industrial Applications of Benzenemethanesulfonamide
| Industry | Application | Process |
|---|---|---|
| Pharmaceuticals | Used as a pharmaceutical intermediate in the synthesis of diuretics (e.g., hydrochlorothiazide derivatives) and other sulfonamide-based drugs | Produced via condensation of benzenesulfonyl chloride with ammonia or amines, followed by incorporation into subsequent drug molecule construction |
| Agrochemicals | Used as an agrochemical intermediate in the synthesis of certain herbicides and fungicides | Employed as a sulfonyl group transfer reagent in organic synthesis to construct active molecular frameworks through multistep reactions |
| Dyes | Used as a dye intermediate in the synthesis of specific azo dyes or functional dyes | Participates in classical dye synthesis processes, including diazotization and coupling |
| Analytical Chemistry | Used as a derivatization reagent for chromatographic detection of amines or alcohols | Undergoes sulfonation with target analytes to generate ultraviolet- or fluorescence-responsive derivatives for enhanced detection |
| Organic Synthesis | Used as a protecting or activating group to control reaction selectivity in complex molecule synthesis | Leverages the stability and cleavability of its sulfonamide structure to protect amino groups or direct metalation reactions |
Manufacturing Quality Control of Benzenemethanesulfonamide
| Detection Item | Common Analytical Method | Method Overview |
|---|---|---|
| Assay (Purity) | HPLC-UV | Quantification based on peak area comparison against a certified reference standard using reversed-phase chromatography and UV detection at 254 nm. |
| Related Substances | HPLC-UV | Separation and quantification of impurities (e.g., benzylamine, benzenesulfonyl chloride, residual solvents) relative to main peak using gradient HPLC-UV. |
| Moisture Content | Karl Fischer Titration | Volumetric or coulometric titration with iodine-based reagent; water reacts stoichiometrically with iodine, sulfur dioxide, and base in methanol medium. |
| Residue on Ignition | Gravimetric Analysis | Heating sample at 700-800 C to constant weight; non-volatile inorganic residue is measured as mass percentage. |
| Heavy Metals | ICP-OES | Multi-element detection after acid digestion; metals emit element-specific wavelengths upon plasma excitation. |
| Chloride Impurity | Ion Chromatography | Separation of chloride anions on anion-exchange column with suppressed conductivity detection. |
| Sulfate Impurity | Ion Chromatography | Separation of sulfate anions on anion-exchange column with suppressed conductivity detection. |
| Melting Point | Capillary Melting Point Apparatus | Thermal transition observed visually or automatically as solid-to-liquid phase change under controlled heating rate. |
| Appearance | Visual Inspection | Assessment of physical state, color, and clarity of solid sample against defined standards (e.g., white to off-white crystalline powder). |
| Solvent Residues | GC-FID | Separation and quantification of residual solvents (e.g., methanol, acetone, toluene) using capillary GC with flame ionization detection. |
| pH of Aqueous Suspension | pH Meter | Measurement of pH in a defined suspension (e.g., 1% w/v in water) using calibrated pH electrode. |
| Bulk Density | Tap Density Tester | Mass per unit volume determined after controlled tapping of a known mass in a graduated cylinder. |
Technical Specifications of Benzenemethanesulfonamide
| Test Item | Specification |
|---|---|
| Appearance | White to almost white crystalline powder |
| Purity | >=98.0% (by LC-MS) |
| Melting Point | 148°C to 152°C |
| Water Content (KF) | <=0.5% |
| Total Impurities | <=2.0% |
| Single Impurity | <=0.5% |
| Heavy Metals | <=10 ppm |
| Residue on Ignition | <=0.1% |
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 Benzenemethanesulfonamide
| CAS/Product ID | *Required fields | |
| Lot/Batch Number | *Required fields | |
NMR Spectra of Benzenemethanesulfonamide
Packaging of Benzenemethanesulfonamide
Industrial Benzenemethanesulfonamide 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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