Esters; phosphite esters and their salts; their halogenated, sulphonated, nitrated or nitrosated derivatives, dimethyl phosphite

HS v2017 Code: 292021

About esters; phosphite esters and their salts; their halogenated, sulphonated, nitrated or nitrosated derivatives, dimethyl phosphite

HS code 292021 covers a range of organic chemical compounds known as esters, phosphite esters, and their derivatives. These compounds play a crucial role in various industries, including pharmaceuticals, agrochemicals, and specialty chemicals. Their versatility and wide-ranging applications make them an essential part of the global chemical supply chain.

Production process

The production of the compounds covered under HS code 292021 typically involves a series of chemical reactions, such as esterification, phosphorylation, and halogenation, among others. These processes are carried out in controlled environments using specialized equipment and processes to ensure the desired purity and quality of the final products.

Production inputs

The main inputs required for the production of the compounds under HS code 292021 include a variety of raw materials, such as alcohols, phosphorus-containing compounds, and halogenated substances. Additionally, the industry relies on specialized equipment, including reactors, distillation columns, and purification systems, as well as a skilled workforce to operate and maintain the production facilities.

Production outputs

The compounds covered under HS code 292021 are widely used as intermediates and building blocks in the production of a diverse range of products, including 292019 Phosphoric esters and their salts, including lactophosphates, 292090 (Esters of other inorganic acids of non-metals (excluding esters of hydrogen halides) and their salts; their halogenated, sulphonated, nitrated or nitrosated derivatives), and 292390 Quaternary ammonium salts and hydroxides. These derivatives find applications in various industries, such as pharmaceuticals, agrochemicals, and specialty chemicals.

Revisions to 292021

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 292021. The most recent 1 version of this code (292021) is in the HS v2022 system:

This page shows a legacy version of code 292021 ( HS v2017).

Older versions

Family tree for esters; phosphite esters and their salts; their halogenated, sulphonated, nitrated or nitrosated derivatives, dimethyl phosphite

    graph LR
    A["<a href='/classifications/hs/v2017/29'>29: Organic chemicals</a>"]
A --> B["<a href='/classifications/hs/v2017/2920'>2920: Esters of other inorganic acids of non-metals (other than of hydrogen halides) and their salts, their halogenated, sulphonated, nitrated or nitrosated derivatives</a>"]
B --> C["<a href='/classifications/hs/v2017/292021'>292021: Esters; phosphite esters and their salts; their halogenated, sulphonated, nitrated or nitrosated derivatives, dimethyl phosphite</a>"]

    B --> D["<a href='/classifications/hs/v2017/292011'>292011: Esters; thiophosphoric esters (phosphorothioates) and their salts, their halogenated, sulphonated, nitrated or nitrosated derivatives, parathion (ISO) and parathion-methyl (ISO) (methyl-parathion)</a>"]
B --> E["<a href='/classifications/hs/v2017/292019'>292019: Esters; thiophosphoric esters (phosphorothioates) and their salts; other than parathion (ISO) and parathion-methyl (ISO) (methyl-parathion)</a>"]
B --> F["<a href='/classifications/hs/v2017/292022'>292022: Esters; phosphite esters and their salts; their halogenated, sulphonated, nitrated or nitrosated derivatives, diethyl phosphite</a>"]
B --> G["<a href='/classifications/hs/v2017/292023'>292023: Esters; phosphite esters and their salts; their halogenated, sulphonated, nitrated or nitrosated derivatives, trimethyl phosphite</a>"]
B --> H["<a href='/classifications/hs/v2017/292024'>292024: Esters; phosphite esters and their salts; their halogenated, sulphonated, nitrated or nitrosated derivatives, triethyl phosphite</a>"]
B --> I["<a href='/classifications/hs/v2017/292029'>292029: Esters; phosphite esters and their salts; their halogenated, sulphonated, nitrated or nitrosated derivatives, n.e.c. in heading no. 2920</a>"]
B --> J["<a href='/classifications/hs/v2017/292030'>292030: Esters; of other inorganic acids of non-metals (excluding esters of hydrogen halides) and their salts; their halogenated, sulphonated, nitrated or nitrosated derivatives, endosulfan (ISO)</a>"]
B --> K["<a href='/classifications/hs/v2017/292090'>292090: Esters; other than thiophosphoric esters (phosphorothioates) and phosphite esters and their salts, their halogenated, sulphonated, nitrated or nitrosated derivatives, n.e.c. in heading no. 2920</a>"]

    

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