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Fine Chemicals / Nosyl Reagent

4-Nitrobenzenesulfonyl Chloride

Nosylating protecting reagent and electrophilic sulfonyl chloride used extensively in organic synthesis.

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CAS Number
98-74-8
Molecular Formula
C6H4ClNO4S
Molecular Weight
221.62 g/mol
Category
Fine Chemicals / Nosyl Reagent

Product Overview

Nosylating protecting reagent and electrophilic sulfonyl chloride used extensively in organic synthesis.

Manufactured at Harvin labs GMP certified facility in Panoli, Ankleshwar under strict quality control standards. Supplied with batch-specific Certificate of Analysis (CoA), HPLC/GC analytical reports, and full regulatory documentation.

Applications

  • Amine Protection (Nosyl Group)
  • Sulfonamide Synthesis
  • Active Intermediate Preparation

Key Features

  • Batch-tested quality
  • Complies with regulatory standards
  • Consistent batch quality
  • Complete analytical documentation
  • Scalable manufacturing capacity
  • Custom supply options
  • Development and commercial quantities
  • Pan-India dispatch from Gujarat

Specifications

Parameter Specification
Appearance Light yellow to beige crystals or powder
Identification Complies by IR and HPLC/GC
Single Impurity NMT 0.10%
Loss on Drying NMT 0.5%
Residue on Ignition NMT 0.1%
Heavy Metals NMT 10 ppm

Packaging & Handling

Packaging
25 kg HDPE drum with double LDPE inner liner
Storage
Store below 25 °C in a tightly closed container, protected from light and moisture
Solubility
Soluble in Acetone, Toluene, and Dichloromethane

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4-Nitrobenzenesulfonyl Chloride

CAS 98-74-8