Benzenesulfonyl Chloride (BSCl), with the CAS number 98-09-9, is a key organic sulfonating reagent widely used in the synthesis of pharmaceuticals, agrochemicals, dyes, and polymers. As a leading exporter of chemical products, we provide BSCl with consistent high purity (≥99%) and strict compliance with international quality standards, ensuring reliable performance in diverse industrial processes.
| Property | Value |
| CAS Number | 98-09-9 |
| Molecular Formula | C₆H₅ClO₂S |
| Molecular Weight | 176.62 g/mol |
| Aparência | Colorless to light yellow liquid |
| Boiling Point | 251–252°C (760 mmHg) |
| Melting Point | 14–15°C |
| Density (25°C) | 1.38 g/cm³ |
| Solubility | Reacts with water; soluble in organic solvents (e.g., benzene, ether) |
◆ Pharmaceutical Industry
Used in the synthesis of sulfonamide drugs (e.g., antibiotics, diuretics) as a sulfonating agent.
Intermediate for producing sulfonylurea-based hypoglycemic agents.,
◆ Agrochemicals
Critical in the manufacture of herbicides, fungicides, and insecticides, such as sulfonylurea herbicides.
◆ Polymer & Material Science
Functions as a modifier for polymers (e.g., polyamides, polyurethanes) to improve chemical resistance and thermal stability.
Catalyst in the synthesis of specialty resins and coatings.
◆ Dye & Pigment Production
Helps introduce sulfonic acid groups into organic dyes, enhancing solubility and color fastness.
◆ Research & Development
Widely used in laboratory-scale organic synthesis for sulfonylation reactions.
|
Item |
Standard |
| Purity (GC) | ≥99.0% |
| Aparência | Clear liquid, no visible impurities |
| Water Content | ≤0.1% |
| Residue on Ignition | ≤0.1% |
Embalagem
● 25kg, 50kg net weight in galvanized steel drums or HDPE plastic drums (customized packaging available upon request).
● Drums sealed to prevent moisture and contamination.
Storage
● Store in a cool, dry, well-ventilated area, away from moisture, heat, and incompatible materials (e.g., strong bases, oxidizing agents).
● Shelf life: 24 months when stored under recommended conditions.
Manufacturing: Produced in ISO 9001:2015-certified facilities with strict process control.
Testing: Each batch is tested for purity, moisture, and physical properties using HPLC, GC, and Karl Fischer titration.
Compliance: Meets REACH, RoHS, and other regional regulatory requirements for safe international transportation.
1. Experiência global em exportação: Mais de 10 anos de experiência na exportação de produtos químicos, servindo clientes na América do Norte, Europa, Sudeste Asiático e outros países.
2. Soluções personalizadas: Capacidade de produção flexível para satisfazer tanto as encomendas de I&D em pequena escala como as exigências industriais de grande volume.
3. Logística fiável: Estabelecer parcerias com transitários de confiança para uma entrega segura e atempada por via marítima, aérea ou rodoviária.
4. Suporte técnico: Equipa dedicada para ajudar com as especificações do produto, documentação (COA, MSDS, certificados Halal/Kosher) e conformidade regulamentar.
