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

HS v2017 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 and their derivatives. These compounds play a crucial role in various industries, including pharmaceuticals, agrochemicals, and specialty chemicals. They are valued for their unique chemical properties and versatile applications, making them an important part of the global chemical trade and supply chain.

Production process

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

Production inputs

The main inputs required for the production of the goods under HS code 291720 include a range of organic chemicals, such as cyclic hydrocarbons, alcohols, and halides. Additionally, specialized equipment and machinery, such as reactors, distillation columns, and purification systems, are necessary to carry out the various synthesis and separation steps. Energy sources, such as electricity or steam, are also important inputs for the manufacturing process.

Production outputs

The compounds covered under HS code 291720 are widely used as intermediates and building blocks in the production of a variety of downstream products. They find applications in the 300000 Pharmaceutical products, 380000 Miscellaneous chemical products, and 290000 Organic chemicals industries, among others. The specific outputs and their end-use applications can vary depending on the particular polycarboxylic acid or derivative produced.

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 page shows a legacy version of code 291720 ( HS v2017).

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

    graph LR
    A["<a href='/classifications/hs/v2017/29'>29: Organic chemicals</a>"]
A --> B["<a href='/classifications/hs/v2017/2917'>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/v2017/291720'>291720: Acids; cyclanic, cyclenic or cycloterpenic polycarboxylic acids, their anhydrides, halides, peroxides, peroxyacids and derivatives</a>"]

    B --> D["<a href='/classifications/hs/v2017/291711'>291711: Acids; acyclic polycarboxylic acids; oxalic acid, its salts and esters</a>"]
B --> E["<a href='/classifications/hs/v2017/291712'>291712: Acids; acyclic polycarboxylic acids; adipic acid, its salts and esters</a>"]
B --> F["<a href='/classifications/hs/v2017/291713'>291713: Acids; acyclic polycarboxylic acids; azelaic acid, sebacic acid, their salts and esters</a>"]
B --> G["<a href='/classifications/hs/v2017/291714'>291714: Acids; acyclic polycarboxylic acids; maleic anhydride</a>"]
B --> H["<a href='/classifications/hs/v2017/291719'>291719: Acids; acyclic polycarboxylic acids; n.e.c. in item no. 2917.1</a>"]
B --> I["<a href='/classifications/hs/v2017/291732'>291732: Acids; aromatic polycarboxylic acids; dioctyl orthophthalates</a>"]
B --> J["<a href='/classifications/hs/v2017/291733'>291733: Acids; aromatic polycarboxylic acids; dinonyl or didecyl orthophthalates</a>"]
B --> K["<a href='/classifications/hs/v2017/291734'>291734: Acids; aromatic polycarboxylic acids; other esters of orthophthalic acids</a>"]
B --> L["<a href='/classifications/hs/v2017/291735'>291735: Acids; aromatic polycarboxylic acids; phthalic anhydride</a>"]
B --> M["<a href='/classifications/hs/v2017/291736'>291736: Acids; aromatic polycarboxylic acids; terephthalic acid and its salts</a>"]
B --> N["<a href='/classifications/hs/v2017/291737'>291737: Acids; aromatic polycarboxylic acids; dimethyl terephthalate</a>"]
B --> O["<a href='/classifications/hs/v2017/291739'>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