INTRODUCTION

N-acetylsulfanilyl chloride is a white coloured powder, soluble in organic solvents and slightly soluble in water. It is a versatile chemical compound that has numerous applications in industries, such as Agro and Pharmaceuticals.

MANUFACTURE

It is synthesized by the reaction of 4-chlorobenzenesulfonyl chloride with acetic acid in the presence of a catalyst like aluminum chloride.

Synonyms4-Acetamidobenzenesulfonyl chloride
Acetanilide 4-sulfonyl chloride
4-Acetylaminobenzenesulfonyl chloride
CAS no.121-60-8
EINECS no.204-485-1
Molecular formulaC8H8ClNO3S
Molecular weight233.66
Structure

APPLICATIONS

Is a key component in the synthesis of pharmaceuticals, including sulfa drugs and antibiotics, contributing to the healthcare sector’s growth.
It plays a crucial role in the production of dyes and pigments, used extensively in textiles, paints, and plastics.
It acts as a valuable chemical reagent for various chemical reactions, making it indispensable in laboratory research and industrial processes.
Used in the manufacturing of Sulfonylurea herbicides, used to control weeds in crops.

SPECIFICATIONS

TestUnitSpecification
DescriptionDull white colored powder with characteristic odor
Identification
1. Test A (by IR)To match with working standard
2. Test B (chemical test)To a cooled solution of 20 mg of sample in 2 ml. Acetone, add 1ml of 1% NaNO2 solution produces pale yellow color. On addition of 2 ml of 1% α – Naphthol solution in 20% NaOH solution it produces orange-red colored upper layer
Moisture content% w/wNMT 0.30
Melting range°C143.0 – 147.0
Free aciditymlNMT 0.5 ml of 0.1 M NaOH per gm
Assay% w/wNLT 99.0

PACKING

25 kg UN approved HDPE drum.

STORAGE

Store in closed container in a dry area.

REACH status

Not registered.

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