Aure Chemical Delivers Excellence in High-Purity Benzenesulfonyl Chloride
Aure Chemical is a premier global supplier of high-quality Benzenesulfonyl Chloride ($C_6H_5SO_2Cl$), also commonly known as Phenylsulfonyl Chloride. Identified by its CAS number 98-09-9, this organosulfur compound is a colorless to pale yellow liquid or low-melting solid with a pungent, characteristic odor. Benzenesulfonyl Chloride is a highly reactive and exceptionally versatile reagent and chemical intermediate, playing a critical role in various organic synthesis reactions. It is widely used for the preparation of sulfonamides, sulfonate esters, and other valuable derivatives, finding extensive applications in the pharmaceutical, dye, and specialty chemical industries. Aure Chemical's unwavering commitment to excellence ensures that our Benzenesulfonyl Chloride meets the stringent purity and performance requirements for your most demanding synthetic and industrial applications, guaranteeing consistency and reliability.
Basic Information of Benzenesulfonyl Chloride
Benzenesulfonyl Chloride (CAS No. 98-09-9) is meticulously produced and rigorously tested to meet stringent quality standards. We ensure exceptional purity and consistent performance, essential for your critical applications:
| CAS No.: | 98-09-9 |
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| EC No.: | 202-636-6 |
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| Linear Formula: | C₆H₅SO₂Cl |
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| Molecular Weight: | 176.62 |
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| Odor: | Colorless to pale yellow liquid. |
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| Appearance: | Pungent odor. |
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| Melting Point: | 13-15 °C (lit.) |
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| Boiling Point: | 251-252 °C (lit.) |
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| Density: | 1.384 g/mL at 25 °C (lit.) |
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| Solubility: | Insoluble in water (reacts slowly). Soluble in most organic solvents like ethers, benzene, chloroform, and carbon tetrachloride. |
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| Flash Point: | >230 °F |
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| Reactivity: | Highly reactive toward nucleophiles (e.g., amines, alcohols, phenols) and sensitive to moisture. |
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| RIDADR: | UN 2225 8/PG 3 |
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| Chemical Structure: |  |
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Our commitment to delivering high-purity Benzenesulfonyl Chloride ensures a reliable and efficient component for your critical chemical syntheses, offering consistent quality for diverse industrial needs.
Primary Applications of Benzenesulfonyl Chloride
Benzenesulfonyl Chloride's high reactivity and versatility make it an indispensable compound with applications across numerous industries:
Synthesis of Sulfonamides:
It is a fundamental reagent for the synthesis of sulfonamides, which are a crucial class of compounds. Sulfonamides are widely used as antibacterial drugs (sulfa drugs) in pharmaceuticals, as well as in the production of herbicides, pesticides, and sweeteners.
Preparation of Sulfonate Esters:
It reacts with alcohols and phenols to form sulfonate esters. These esters are valuable intermediates in organic synthesis, often serving as good leaving groups in substitution and elimination reactions, and in the preparation of polymers and surfactants.
Dye Industry:
Benzenesulfonyl Chloride is used in the dye industry for the synthesis of various dyes and pigments, contributing to their chemical structure and properties.
Pharmaceutical Intermediates:
It is employed in the synthesis of numerous pharmaceutical intermediates and active pharmaceutical ingredients (APIs), particularly those containing sulfonyl groups, enabling the creation of complex drug molecules.
Polymer Chemistry:
It can be used in the modification of certain polymers or as a monomer in the synthesis of specialized polymers, imparting desired properties.
Analytical Chemistry:
In classical analytical chemistry, it was historically used in the Hinsberg reaction for the differentiation of primary, secondary, and tertiary amines.
Why Choose Aure Chemical for Your Benzenesulfonyl Chloride Supply?
Aure Chemical is dedicated to providing superior chemical solutions and unparalleled customer support. By partnering with us for your Benzenesulfonyl Chloride requirements, you benefit from:
Exceptional Purity & Consistent Quality: Our Benzenesulfonyl Chloride is manufactured to stringent purity specifications, crucial for ensuring high yields and clean reactions in complex organic syntheses and industrial processes.
Reliable Global Supply Chain: We maintain a robust and efficient supply network, guaranteeing timely and secure delivery of this reactive chemical to your facilities worldwide, adhering to all strict safety and regulatory standards.
Expert Technical Support: Our team of experienced chemists and specialists is readily available to offer comprehensive guidance on product application, safe handling procedures, and optimal storage conditions for Benzenesulfonyl Chloride, given its reactivity.
Commitment to Quality & Safety: We adhere to the highest industry standards for quality management, safety, and environmental responsibility across all our operations, ensuring peace of mind for our clients.
Choose Aure Chemical for a trustworthy and dependable supply of high-quality Benzenesulfonyl Chloride. We're ready to support your most demanding and innovative industrial processes.
Hazards Classification
GHS Classification: Corrosive (GHS05), Acute Toxicity (GHS06), Skin Sensitization (GHS07)
Hazard Statements: Causes severe skin burns and eye damage; harmful if swallowed, in contact with skin, or if inhaled; may cause an allergic skin reaction.
UN Number: UN 2225
Hazard Class: 8 (Corrosive Substances)
Packing Group: III
GHS05: Corrosive
GHS06: Acute toxicity
GHS07: Sensitizer
