Acids; cyclanic, cyclenic or cycloterpenic polycarboxylic acids, their anhydrides, halides, peroxides, peroxyacids and derivatives

HS v2022 Code: 291720

About acids; cyclanic, cyclenic or cycloterpenic polycarboxylic acids, their anhydrides, halides, peroxides, peroxyacids and derivatives

HS code 291720 covers a diverse range of cyclanic, cyclenic, or cycloterpenic polycarboxylic acids, their anhydrides, halides, peroxides, peroxyacids, and derivatives. These chemical compounds play a crucial role in various industries, including pharmaceuticals, plastics, and agrochemicals. Their versatility and wide-ranging applications make them an essential part of the global chemical supply chain.

Production process

The production of the chemicals under HS code 291720 typically involves a multi-step process. The starting materials, which may include cyclic hydrocarbons or other organic compounds, undergo a series of chemical reactions, such as oxidation, esterification, or halogenation, to produce the desired polycarboxylic acids and their derivatives. The specific techniques employed can vary depending on the target compound and the desired purity and properties.

Production inputs

The main inputs required for the production of the chemicals under HS code 291720 include a range of organic raw materials, such as 290110 Hydrocarbons; acyclic, 290210 Hydrocarbons; cyclic, and various other organic compounds. Additionally, the production process may require specialized equipment, such as reactors, distillation columns, and purification systems, as well as energy sources and other supporting materials.

Production outputs

The chemicals produced under HS code 291720 find applications in a wide range of industries. The polycarboxylic acids and their derivatives are used as intermediates in the production of 300000 Pharmaceutical products, 390000 Plastics and articles thereof, and 380000 Miscellaneous chemical products, among others. These compounds may also be used as building blocks for the synthesis of more complex organic molecules or as additives in various products.

Revisions to 291720

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 291720. The most recent 1 version of this code (291720) is in the HS v2022 system (this version):

This page shows the most recent version of code 291720.

Family tree for acids; cyclanic, cyclenic or cycloterpenic polycarboxylic acids, their anhydrides, halides, peroxides, peroxyacids and derivatives

    graph LR
    A["<a href='/classifications/hs/v2022/29'>29: Organic chemicals</a>"]
A --> B["<a href='/classifications/hs/v2022/2917'>2917: Acids; polycarboxylic acids, their anhydrides, halides, peroxides and peroxy-acids; their halogenated, sulphonated, nitrated or nitrosated derivatives</a>"]
B --> C["<a href='/classifications/hs/v2022/291720'>291720: Acids; cyclanic, cyclenic or cycloterpenic polycarboxylic acids, their anhydrides, halides, peroxides, peroxyacids and derivatives</a>"]

    B --> D["<a href='/classifications/hs/v2022/291711'>291711: Acids; acyclic polycarboxylic acids; oxalic acid, its salts and esters</a>"]
B --> E["<a href='/classifications/hs/v2022/291712'>291712: Acids; acyclic polycarboxylic acids; adipic acid, its salts and esters</a>"]
B --> F["<a href='/classifications/hs/v2022/291713'>291713: Acids; acyclic polycarboxylic acids; azelaic acid, sebacic acid, their salts and esters</a>"]
B --> G["<a href='/classifications/hs/v2022/291714'>291714: Acids; acyclic polycarboxylic acids; maleic anhydride</a>"]
B --> H["<a href='/classifications/hs/v2022/291719'>291719: Acids; acyclic polycarboxylic acids; n.e.c. in item no. 2917.1</a>"]
B --> I["<a href='/classifications/hs/v2022/291732'>291732: Acids; aromatic polycarboxylic acids; dioctyl orthophthalates</a>"]
B --> J["<a href='/classifications/hs/v2022/291733'>291733: Acids; aromatic polycarboxylic acids; dinonyl or didecyl orthophthalates</a>"]
B --> K["<a href='/classifications/hs/v2022/291734'>291734: Acids; aromatic polycarboxylic acids; other esters of orthophthalic acids</a>"]
B --> L["<a href='/classifications/hs/v2022/291735'>291735: Acids; aromatic polycarboxylic acids; phthalic anhydride</a>"]
B --> M["<a href='/classifications/hs/v2022/291736'>291736: Acids; aromatic polycarboxylic acids; terephthalic acid and its salts</a>"]
B --> N["<a href='/classifications/hs/v2022/291737'>291737: Acids; aromatic polycarboxylic acids; dimethyl terephthalate</a>"]
B --> O["<a href='/classifications/hs/v2022/291739'>291739: Acids; aromatic polycarboxylic acids; n.e.c. in item no. 2917.3</a>"]

    

    %% Color coordination by level

    classDef level1 color:#000,fill:#a8f9ff,stroke:#333,stroke-width:2px
    classDef level2 color:#000,fill:#e0a458,stroke:#333,stroke-width:1px
    classDef level3 color:#000,fill:#419d78,stroke:#333,stroke-width:1px
    classDef level4 color:#000,fill:#c04abc,stroke:#333,stroke-width:1px
    classDef level5 color:#000,fill:#f1c40f,stroke:#333,stroke-width:1px
    classDef level6 color:#000,fill:#f1c40f,stroke:#333,stroke-width:1px
    classDef highlight color:#000,fill:#fff,stroke:#000,stroke-width:5px



  %% Apply classes
  class A level2
class B level4
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 C highlight

  %% class A level1
  %% class B,C level2
  %% class D,E,F,G,H,I level2
  %% class J,K,L,M,N,O,P level3
  %% class C highlight