Ketones; cyclanic, cyclenic or cycloterpenic, without other oxygen function, ionones and methylionones

HS v2017 Code: 291423

About ketones; cyclanic, cyclenic or cycloterpenic, without other oxygen function, ionones and methylionones

HS code 291423 covers a group of organic compounds known as ketones, which are characterized by the presence of a carbonyl group (C=O) within a cyclic structure. These compounds play a crucial role in various industries, including pharmaceuticals, fragrances, and specialty chemicals. Their unique properties and versatility make them valuable intermediates and building blocks for a wide range of products that are essential to the global economy.

Production process

The production of ketones under HS code 291423 typically involves a series of chemical reactions, such as cyclization, oxidation, and purification. The starting materials, which may include cyclic hydrocarbons or terpenes, are subjected to various catalytic and thermal processes to introduce the carbonyl group and form the desired cyclic ketone structures. Advanced techniques, such as continuous flow chemistry and biocatalysis, are increasingly being employed to enhance efficiency and sustainability in the manufacturing of these compounds.

Production inputs

The main inputs required for the production of ketones under HS code 291423 include a range of cyclic hydrocarbons, terpenes, and other organic precursors. Additionally, specialized catalysts, solvents, and energy sources, such as heat or electricity, are necessary for the various chemical transformations involved. Sophisticated manufacturing equipment, including reactors, distillation columns, and purification systems, are also essential for the production of these high-value chemicals.

Production outputs

The ketones covered under HS code 291423 are widely used as intermediates and building blocks in the synthesis of a diverse array of products. These compounds find applications in the production of 540211 Synthetic filament yarn for textiles, 330300 Perfumes and toilet waters, and 300490 Medicaments, among other industries. The versatility of these ketones allows them to be further transformed and incorporated into a wide range of consumer and industrial goods, making them an integral part of the global supply chain.

Revisions to 291423

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 291423. The most recent 1 version of this code (291423) is in the HS v2022 system:

This page shows a legacy version of code 291423 ( HS v2017).

Family tree for ketones; cyclanic, cyclenic or cycloterpenic, without other oxygen function, ionones and methylionones

    graph LR
    A["<a href='/classifications/hs/v2017/29'>29: Organic chemicals</a>"]
A --> B["<a href='/classifications/hs/v2017/2914'>2914: Ketones and quinones; whether or not with other oxygen function, and their halogenated, sulphonated, nitrated or nitrostated derivatives</a>"]
B --> C["<a href='/classifications/hs/v2017/291423'>291423: Ketones; cyclanic, cyclenic or cycloterpenic, without other oxygen function, ionones and methylionones</a>"]

    B --> D["<a href='/classifications/hs/v2017/291411'>291411: Ketones; acyclic, without other oxygen function, acetone</a>"]
B --> E["<a href='/classifications/hs/v2017/291412'>291412: Ketones; acyclic, without other oxygen function, butanone (methyl ethyl ketone)</a>"]
B --> F["<a href='/classifications/hs/v2017/291413'>291413: Ketones; acyclic, without other oxygen function, 4-methylpentan-2-one (methyl isobutyl ketone)</a>"]
B --> G["<a href='/classifications/hs/v2017/291419'>291419: Ketones; acyclic, without other oxygen function, n.e.c. in item no. 2914.1</a>"]
B --> H["<a href='/classifications/hs/v2017/291422'>291422: Ketones; cyclanic, cyclenic or cycloterpenic, without other oxygen function, cyclohexanone and methylcyclohexanones</a>"]
B --> I["<a href='/classifications/hs/v2017/291429'>291429: Ketones; cyclanic, cyclenic or cycloterpenic, without other oxygen function, other than cyclohexanone, methylcyclohexanones, ionones, and methylionones</a>"]
B --> J["<a href='/classifications/hs/v2017/291431'>291431: Ketones; aromatic, (without other oxygen function), phenylacetone (phenylpropan-2-one)</a>"]
B --> K["<a href='/classifications/hs/v2017/291439'>291439: Ketones; aromatic, (without other oxygen function), excluding phenylacetone (phenylpropan-2-one)</a>"]
B --> L["<a href='/classifications/hs/v2017/291440'>291440: Ketone-alcohols and ketone-aldehydes</a>"]
B --> M["<a href='/classifications/hs/v2017/291450'>291450: Ketone-phenols and ketones with other oxygen function</a>"]
B --> N["<a href='/classifications/hs/v2017/291461'>291461: Quinones; anthraquinone</a>"]
B --> O["<a href='/classifications/hs/v2017/291462'>291462: Quinones; coenzyme Q10 (ubidecarenone (INN))</a>"]
B --> P["<a href='/classifications/hs/v2017/291469'>291469: Quinones; other than anthraquinone and coenzyme Q10 (ubidecarenone (INN))</a>"]
B --> Q["<a href='/classifications/hs/v2017/291471'>291471: Ketones and quinones; halogenated, sulphonated, nitrated or nitrosated derivatives; chlordecone (ISO)</a>"]
B --> R["<a href='/classifications/hs/v2017/291479'>291479: Ketones and quinones; halogenated, sulphonated, nitrated or nitrosated derivatives, other than chlordecone (ISO)</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 P level6
class Q level6
class R 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