China Factory Direct
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| CAS number | 35432-36-1 |
| Product name | Isobutanesulfonyl chloride |
| Stock | Stock readily available; annual supply capacity exceeding 1,000 tons. |
| Grade | Agricultural GradeMaterial GradeSpecialty GradeIndustrial Grade |
| Packaging | 25L/drum |
| 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) |
Based on current marketvolatility and material availability.
17+ years in chemical exports.Fully compliant, reliable supply.Your B2B partner in bulk chemical procurement.
| Industry | Application | Process |
|---|---|---|
| Pharmaceuticals | Synthesis of pharmaceutical intermediates | Used as a sulfonyl chloride reagent to introduce sulfonyl groups |
| Pesticides | Synthesis of pesticide intermediates | Applied in the preparation of sulfonamide-containing pesticide compounds |
| Polymers | Synthesis of functional polymeric materials | Employed as a crosslinking or modifying agent in polymerization reactions |
| Coatings | Preparation of specialty coating additives | Used to enhance weather resistance and adhesion of coatings |
| Organic Synthesis | Synthesis of organic sulfonic acid derivatives | Introduces sulfonyl groups via nucleophilic substitution reactions |
| Detection Item | Common Analytical Method | Method Overview |
|---|---|---|
| Assay (Purity) | Gas Chromatography (GC) with FID detector | Quantifies main component using retention time and peak area against calibrated standard. |
| Residual Solvents | Headspace Gas Chromatography (HS-GC) | Volatile impurities are vaporized in sealed vial and analyzed by GC separation. |
| Acid Value | Acid-Base Titration with NaOH | Neutralizes acidic impurities (e.g., sulfonic acids) using standardized NaOH solution. |
| Moisture Content | Karl Fischer Coulometric Titration | Electrochemical determination of water based on iodine generation proportional to water content. |
| Chloride Ion Impurity | Ion Chromatography (IC) | Separates and quantifies chloride ions using anion-exchange column and conductivity detection. |
| Heavy Metals (Pb, Cd, Hg, As) | Inductively Coupled Plasma Mass Spectrometry (ICP-MS) | Atomizes and ionizes sample; detects metal isotopes via mass-to-charge ratio. |
| Appearance | Visual Inspection | Assessment of physical state, color, and clarity under controlled lighting against standard. |
| Density | Digital Density Meter | Measures oscillation frequency of U-tube filled with sample to calculate density. |
| Refractive Index | Refractometry | Determines refractive index by measuring angle of light refraction at air-sample interface. |
| Volatility Loss | Thermogravimetric Analysis (TGA) | Measures mass loss upon controlled heating to assess thermal stability and volatile content. |
| Sulfonic Acid Impurity | Reverse-Phase High Performance Liquid Chromatography (RP-HPLC) | Separates and quantifies sulfonic acid derivatives using C18 column and UV detection. |
| pH of Aqueous Solution | pH Meter Measurement | Measures hydrogen ion activity in saturated aqueous suspension using calibrated glass electrode. |
| Test Item | Specification |
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| Appearance | Colorless liquid |
| Purity | >=98.0% (GC) |
| Water Content (KF) | <=0.5% |
| Total Impurities | <=2.0% |
| Single Impurity | <=0.5% |
| Refractive Index (n20/D) | 1.435–1.445 |
| Relative Density (20°C/25°C) | 1.22–1.24 g/cm³ |
| Odor | Characteristic pungent odor |
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| CAS/Product ID | *Required fields | |
| Lot/Batch Number | *Required fields | |
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.