Sulphonamides; n.e.c. in heading no. 2935

HS v2022 Code: 293590

About sulphonamides; n.e.c. in heading no. 2935

HS code 293590 covers a diverse range of sulphonamide compounds, which are organic compounds containing the sulfonamide functional group (-SO2NH2). These compounds have a wide range of applications, particularly in the pharmaceutical industry as antimicrobial agents and in the production of various other chemical products. Sulphonamides play a crucial role in the global economy, contributing to the development of essential medicines and a variety of industrial and consumer goods.

Production process

The production of sulphonamides typically involves the reaction of an amine compound with a sulfonyl chloride. This process is often carried out in the presence of a base, such as pyridine, to neutralize the hydrochloric acid byproduct. The specific reaction conditions, including temperature, pressure, and reaction time, can be adjusted to optimize the yield and purity of the desired sulphonamide compound.

Production inputs

The main inputs required for the production of sulphonamides include amine compounds, sulfonyl chlorides, and various solvents and reagents. Specialized equipment, such as chemical reactors, distillation columns, and purification systems, are also essential for the efficient and safe production of these compounds. Additionally, skilled labor and technical expertise are necessary to ensure the quality and consistency of the final products.

Production outputs

Sulphonamides produced under HS code 293590 have a wide range of applications, including the manufacture of 300410 Medicaments and 380810 Insecticides. These compounds are also used in the production of 293590 Sulphonamides; n.e.c. in heading no. 2935, which are then further processed and incorporated into a variety of consumer and industrial products.

Revisions to 293590

Classification codes are adjusted frequently. The code may have been revised or replaced between system versions. The table below shows the history (newest to oldest) of the code 293590. The most recent 1 version of this code (293590) is in the HS v2022 system (this version):

This page shows the most recent version of code 293590.

Family tree for sulphonamides; n.e.c. in heading no. 2935

    graph LR
    A["<a href='/classifications/hs/v2022/29'>29: Organic chemicals</a>"]
A --> B["<a href='/classifications/hs/v2022/2935'>2935: Sulphonamides</a>"]
B --> C["<a href='/classifications/hs/v2022/293590'>293590: Sulphonamides; n.e.c. in heading no. 2935</a>"]

    B --> D["<a href='/classifications/hs/v2022/293510'>293510: Sulphonamides; N-methylperfluorooctane sulphonamide</a>"]
B --> E["<a href='/classifications/hs/v2022/293520'>293520: Sulphonamides; N-ethylperfluorooctane sulphonamide</a>"]
B --> F["<a href='/classifications/hs/v2022/293530'>293530: Sulphonamides; N-ethyl-N-(2-hydroxyethyl) perfluorooctane sulphonamide</a>"]
B --> G["<a href='/classifications/hs/v2022/293540'>293540: Sulphonamides; N-(2-hydroxyethyl)-N-methylperfluorooctane sulphonamide</a>"]
B --> H["<a href='/classifications/hs/v2022/293550'>293550: Sulphonamides; other perfluorooctane sulphonamides</a>"]

    

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