Acids; carboxylic acids, with additional oxygen function (not alcohol, phenol, aldehyde or ketone) and their anhydrides, halides, peroxides and peroxyacids; their halogenated, sulphonated, nitrated or nitrosated derivatives; other than 2,4,5-T (ISO)

HS v2017 Code: 291899

About acids; carboxylic acids, with additional oxygen function (not alcohol, phenol, aldehyde or ketone) and their anhydrides, halides, peroxides and peroxyacids; their halogenated, sulphonated, nitrated or nitrosated derivatives; other than 2,4,5-t (iso)

HS code 291899 covers a diverse range of carboxylic acids and their derivatives, which are essential building blocks in the chemical industry. These compounds find applications in various sectors, including pharmaceuticals, agrochemicals, and specialty chemicals, making them a crucial part of the global economy.

Production process

The production of the chemicals under HS code 291899 typically involves a range of chemical synthesis techniques, such as oxidation, esterification, and halogenation. These processes are often carried out in controlled environments using specialized equipment and catalysts to ensure the desired product quality and yield.

Production inputs

The main inputs required for the production of the chemicals under HS code 291899 include a variety of organic compounds, such as alcohols, aldehydes, and ketones, as well as various reagents and solvents. Additionally, the industry relies on specialized equipment, such as reactors, distillation columns, and purification systems, to facilitate the production process.

Production outputs

The chemicals produced under HS code 291899 are widely used as intermediates in the manufacture of a diverse range of products, including 291500 Esters of inorganic acids (of phosphoric acid and their salts, including polyphosphates, 293499 (Heterocyclic compounds with nitrogen hetero-atom(s) only, not elsewhere specified or included), and 294200 Antibiotics. These derivatives are essential for the formulation of various pharmaceuticals, agrochemicals, and specialty chemicals.

Revisions to 291899

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 291899. The most recent 1 version of this code (291899) is in the HS v2022 system:

This page shows a legacy version of code 291899 ( HS v2017).

Older versions

Family tree for acids; carboxylic acids, with additional oxygen function (not alcohol, phenol, aldehyde or ketone) and their anhydrides, halides, peroxides and peroxyacids; their halogenated, sulphonated, nitrated or nitrosated derivatives; other than 2,4,5-t (iso)

    graph LR
    A["<a href='/classifications/hs/v2017/29'>29: Organic chemicals</a>"]
A --> B["<a href='/classifications/hs/v2017/2918'>2918: Acids; carboxylic acid with additional oxygen function and their anhydrides, halides, peroxides, peroxyacids; their halogenated, sulphonated, nitrated or nitrosated derivatives</a>"]
B --> C["<a href='/classifications/hs/v2017/291899'>291899: Acids; carboxylic acids, with additional oxygen function (not alcohol, phenol, aldehyde or ketone) and their anhydrides, halides, peroxides and peroxyacids; their halogenated, sulphonated, nitrated or nitrosated derivatives; other than 2,4,5-T (ISO)</a>"]

    B --> D["<a href='/classifications/hs/v2017/291811'>291811: Acids; carboxylic acids, (with alcohol function but without other oxygen function), lactic acid, its salts and esters</a>"]
B --> E["<a href='/classifications/hs/v2017/291812'>291812: Acids; carboxylic acids, (with alcohol function but without other oxygen function), tartaric acid</a>"]
B --> F["<a href='/classifications/hs/v2017/291813'>291813: Acids; carboxylic acids, (with alcohol function but without other oxygen function); salts and esters of tartaric acid</a>"]
B --> G["<a href='/classifications/hs/v2017/291814'>291814: Acids; carboxylic acids, (with alcohol function but without other oxygen function), citric acid</a>"]
B --> H["<a href='/classifications/hs/v2017/291815'>291815: Acids; carboxylic acids, (with alcohol function but without other oxygen function), salts and esters of citric acid</a>"]
B --> I["<a href='/classifications/hs/v2017/291816'>291816: Acids; carboxylic acids, (with alcohol function but without other oxygen function), gluconic acid, its salts and esters</a>"]
B --> J["<a href='/classifications/hs/v2017/291817'>291817: Acids; carboxylic acids, (with alcohol function but without other oxygen function), 2,2-Diphenyl-2-hydroxyacetic acid (benzilic acid)</a>"]
B --> K["<a href='/classifications/hs/v2017/291818'>291818: Acids; carboxylic acids, (with alcohol function but without other oxygen function), chlorobenzilate (ISO)</a>"]
B --> L["<a href='/classifications/hs/v2017/291819'>291819: Acids; carboxylic acids, (with alcohol function but without other oxygen function), other than lactic, tartaric, citric, and gluconic acids and their salts and esters</a>"]
B --> M["<a href='/classifications/hs/v2017/291821'>291821: Acids; carboxylic acids, (with phenol function but without other oxygen function), salicylic acid and its salts</a>"]
B --> N["<a href='/classifications/hs/v2017/291822'>291822: Acids; carboxylic acids, (with phenol function but without other oxygen function), o-acetylsalicylic acid, its salts and esters</a>"]
B --> O["<a href='/classifications/hs/v2017/291823'>291823: Acids; carboxylic acids, (with phenol function but without other oxygen function), other esters of salicylic acid and its salts n.e.c. in item no. 2918.2</a>"]
B --> P["<a href='/classifications/hs/v2017/291829'>291829: Acids; carboxylic acids, (with phenol function but without other oxygen function), their anhydrides, halides, peroxides, peroxyacids and their derivatives, n.e.c. in item no. 2918.2</a>"]
B --> Q["<a href='/classifications/hs/v2017/291830'>291830: Acids; carboxylic acids, (with aldehyde or ketone function but without other oxygen function), their anhydrides, halides, peroxides, peroxyacids and their derivatives</a>"]
B --> R["<a href='/classifications/hs/v2017/291891'>291891: Acids; carboxylic acids, with additional oxygen function (not alcohol, phenol, aldehyde or ketone) and their anhydrides, halides, peroxides and peroxyacids; 2,4,5-T (ISO) (2,4,5-trichlorophenoxyacetic acid), its salts and esters</a>"]

    

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class C level6
class D level6
class E level6
class F level6
class G level6
class H level6
class I level6
class J level6
class K level6
class L level6
class M level6
class N level6
class O level6
class P level6
class Q level6
class R level6

  class C highlight

  %% class A level1
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