Pyridine-3-sulfonyl chloride hydrochloride Bulk Supply for Industrial Use
China Factory Direct
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| CAS number | 42899-76-3 |
| Product name | Pyridine-3-sulfonyl chloride hydrochloride |
| Stock | Stock readily available; annual supply capacity exceeding 1,000 tons. |
| Grade | Material GradeSpecialty GradeReagent 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 Pyridine-3-sulfonyl chloride hydrochloride
Post-sale: Full documentation is provided.
To request documents, please contact us via email at sales@GRchemical.com.
Bulk Pyridine-3-sulfonyl chloride hydrochloride Supplier from China
17+ years in chemical exports.Fully compliant, reliable supply.Your B2B partner in bulk chemical procurement.
Industrial Applications of Pyridine-3-sulfonyl chloride hydrochloride
| Industry | Application | Process |
|---|---|---|
| Pharmaceutical Industry | Intermediate | Used to synthesize specific structural motifs in drug molecules, such as antidepressants and cardiovascular agents |
| Chemical Industry | Synthetic Reagent | Applied as an electrophilic reagent in various organic synthesis reactions to construct nitrogen-containing heterocyclic compounds |
| Research Institutions | Laboratory Research | Employed as a research tool for synthesizing complex organic molecules, particularly in heterocyclic chemistry |
| Materials Science | Functional Material Preparation | Used in the preparation of functional polymeric materials, such as conductive polymers or drug delivery carriers |
Manufacturing Quality Control of Pyridine-3-sulfonyl chloride hydrochloride
| 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 using gas chromatography with flame ionization detection. |
| Heavy Metals | ICP-OES | Multi-element quantification of toxic metals (e.g., Pb, Cd, Hg, As) after acid digestion, using plasma optical emission spectroscopy. |
| Chloride Ion Impurity | Potentiometric Titration | Titration with silver nitrate using silver indicator electrode to detect endpoint based on AgCl precipitation potential change. |
| Sulfate Impurity | Ion Chromatography | Separation and quantification of sulfate anions using suppressed conductivity detection after anion exchange separation. |
| pH of Aqueous Solution | pH Meter Measurement | Direct potentiometric measurement of hydrogen ion activity in a saturated aqueous suspension or dilute solution. |
| Melting Point | Capillary Melting Point Apparatus | Thermal determination of solid-to-liquid transition temperature using calibrated capillary tube method under controlled heating rate. |
| Loss on Drying | Gravimetric Analysis | Mass loss measured after drying sample at specified temperature (e.g., 105 C) under vacuum or nitrogen until constant weight. |
| Organic Volatile Impurities | GC-MS | Identification and semi-quantification of unknown volatile impurities using gas chromatography coupled with mass spectrometry. |
| Related Substances | HPLC-DAD | Detection and quantification of structurally related impurities (e.g., pyridine-3-sulfonic acid, unreacted pyridine) using diode array detection. |
| Bulk Density | Tap Density Measurement | Determination of mass per unit volume after standardized tapping of a known mass in a graduated cylinder. |
Technical Specifications of Pyridine-3-sulfonyl chloride hydrochloride
| Test Item | Specification |
|---|---|
| Appearance | White to off-white crystalline powder |
| Purity | >=98.5% |
| Water Content (KF) | <=0.5% |
| Melting Point | 178-182°C |
| Total Impurities | <=1.5% |
| Single Impurity | <=0.5% |
| Residue on Ignition | <=0.3% |
| Heavy Metals | <=20 ppm |
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 Pyridine-3-sulfonyl chloride hydrochloride
| CAS/Product ID | *Required fields | |
| Lot/Batch Number | *Required fields | |
Safety Information of Pyridine-3-sulfonyl chloride hydrochloride
| Pictograms |  |
| Signal Word | Danger |
| Safety Data Sheet | |
Packaging of Pyridine-3-sulfonyl chloride hydrochloride
Industrial Pyridine-3-sulfonyl chloride hydrochloride 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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