-- Butene (butylene) and isomers thereof

HS v2007 Code: 290123

Revisions to 290123

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 290123. The most recent 1 version of this code (290123) is in the HS v2022 system:

This page shows a legacy version of code 290123 ( HS v2007).

Family tree for -- butene (butylene) and isomers thereof

    graph LR
    A["<a href='/classifications/hs/v2007/29'>29: Organic chemicals</a>"]
A --> B["<a href='/classifications/hs/v2007/2901'>2901: Acyclic hydrocarbons.</a>"]
B --> C["<a href='/classifications/hs/v2007/290123'>290123: --  Butene (butylene) and isomers thereof</a>"]

    B --> D["<a href='/classifications/hs/v2007/290110'>290110: -  Saturated</a>"]
B --> E["<a href='/classifications/hs/v2007/290121'>290121: --  Ethylene</a>"]
B --> F["<a href='/classifications/hs/v2007/290122'>290122: --  Propene (propylene)</a>"]
B --> G["<a href='/classifications/hs/v2007/290124'>290124: --  Buta-1,3-diene and isoprene</a>"]
B --> H["<a href='/classifications/hs/v2007/290129'>290129: --  Other</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 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