3-Cyanobenzene-1-sulfonyl chloride Bulk Supply for Industrial Use
China Factory Direct
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| CAS number | 56542-67-7 |
| Product name | 3-Cyanobenzene-1-sulfonyl 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 3-Cyanobenzene-1-sulfonyl chloride
Post-sale: Full documentation is provided.
To request documents, please contact us via email at sales@GRchemical.com.
Bulk 3-Cyanobenzene-1-sulfonyl chloride Supplier from China
17+ years in chemical exports.Fully compliant, reliable supply.Your B2B partner in bulk chemical procurement.
Industrial Applications of 3-Cyanobenzene-1-sulfonyl chloride
| Industry | Application | Process |
|---|---|---|
| Pharmaceuticals | Used as an intermediate in the synthesis of pharmaceuticals (e.g., antidiabetic agents) | Nucleophilic substitution, condensation reactions |
| Agrochemicals | Used to prepare active ingredient derivatives for herbicides or insecticides | Acyl chloride formation, amidation reactions |
| Dyes | Used in the synthesis of azo dyes or functional dyes containing sulfonyl groups | Diazotization, coupling reactions |
| Polymers | Used to modify polymers (e.g., by introducing sulfonyl cyanide functional groups) | Polymer grafting, functionalization reactions |
Manufacturing Quality Control of 3-Cyanobenzene-1-sulfonyl chloride
| Detection Item | Common Analytical Method | Method Overview |
|---|---|---|
| Assay (Purity) | HPLC-UV | Quantification via reversed-phase HPLC with UV detection at ~254 nm, using external standard calibration against certified reference material. |
| Residual Solvents (e.g., dichloromethane, toluene) | GC-FID | Separation and quantification of volatile organic solvents by gas chromatography with flame ionization detection, per ICH Q3C guidelines. |
| Moisture Content | Karl Fischer Titration | Electrochemical titration using iodine generation in pyridine/methanol medium; measures water content based on stoichiometric reaction with Karl Fischer reagent. |
| Acid Value (Free HCl/SO₂Cl-related acidity) | Acid-Base Titration | Titration with standardized NaOH solution using phenolphthalein or potentiometric endpoint detection to quantify acidic impurities. |
| Heavy Metals (Pb, Cd, Hg, As) | ICP-MS | Multi-element quantification after acid digestion, using inductively coupled plasma mass spectrometry for sub-ppb sensitivity per USP <233>. |
| Residual Cyanide (free CN⁻) | Ion Chromatography with Conductivity Detection | Separation of cyanide anion on an anion-exchange column followed by suppressed conductivity detection, per EPA Method 300.1. |
| Melting Point | Capillary Melting Point Apparatus | Thermal transition determination via controlled heating of a capillary-packed sample; correlates with crystallinity and purity. |
| Appearance and Color | Visual Inspection / Hazen/APHA Color Scale | Subjective visual assessment against water-white standard; color quantified by spectrophotometric comparison to platinum-cobalt standards. |
| Chloride Ion (Cl⁻) Impurity | Potentiometric Titration with AgNO₃ | Titration with silver nitrate using silver indicator electrode; endpoint detected by abrupt potential change due to AgCl precipitation. |
| Sulfonic Acid Derivative Impurities (e.g., 3-cyanobenzenesulfonic acid) | HPLC-UV/MS | Separation by reversed-phase HPLC coupled with UV and/or mass spectrometric detection to identify and quantify hydrolyzed degradation products. |
| Particle Size Distribution | Laser Diffraction | Analysis of scattered laser light intensity patterns from dispersed particles to determine volumetric size distribution (D10, D50, D90). |
Technical Specifications of 3-Cyanobenzene-1-sulfonyl chloride
| Test Item | Specification |
|---|---|
| Appearance | White to light yellow crystalline powder |
| Purity | >=98.5% (GC-MS) |
| Water Content (KF) | <=0.5% |
| Melting Point | 78-82°C |
| Total Impurities | <=1.5% |
| Single Impurity | <=0.5% |
| Identification (NMR) | Consistent with structure |
| Identification (IR) | Consistent with structure |
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-Cyanobenzene-1-sulfonyl chloride
| CAS/Product ID | *Required fields | |
| Lot/Batch Number | *Required fields | |
NMR Spectra of 3-Cyanobenzene-1-sulfonyl chloride
Safety Information of 3-Cyanobenzene-1-sulfonyl chloride
| Pictograms |  |
| Signal Word | Danger |
| Safety Data Sheet | |
Packaging of 3-Cyanobenzene-1-sulfonyl chloride
Industrial 3-Cyanobenzene-1-sulfonyl 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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