Lactones :-- Coumarin, methylcoumarins and ethylcoumarins

HS v1996 Code: 293221

Revisions to 293221

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 293221. The most recent 1 version of this code (293221) is in the HS v2007 system:

This page shows a legacy version of code 293221 ( HS v1996).

Family tree for lactones :-- coumarin, methylcoumarins and ethylcoumarins

    graph LR
    A["<a href='/classifications/hs/v1996/29'>29: Organic chemicals.</a>"]
A --> B["<a href='/classifications/hs/v1996/2932'>2932: Heterocyclic compounds with oxygen hetero-atom(s) only.</a>"]
B --> C["<a href='/classifications/hs/v1996/293221'>293221: Lactones :-- Coumarin, methylcoumarins and ethylcoumarins</a>"]

    B --> D["<a href='/classifications/hs/v1996/293211'>293211: Compounds containing an unfused furan ring (whether or not hydrogenated) in the structure :-- Tetrahydrofuran</a>"]
B --> E["<a href='/classifications/hs/v1996/293212'>293212: Compounds containing an unfused furan ring (whether or not hydrogenated) in the structure :-- 2-Furaldehyde (furfuraldehyde)</a>"]
B --> F["<a href='/classifications/hs/v1996/293213'>293213: Compounds containing an unfused furan ring (whether or not hydrogenated) in the structure :-- Furfuryl alcohol and tetrahydrofurfuryl alcohol</a>"]
B --> G["<a href='/classifications/hs/v1996/293219'>293219: Compounds containing an unfused furan ring (whether or not hydrogenated) in the structure :-- Other</a>"]
B --> H["<a href='/classifications/hs/v1996/293229'>293229: Lactones :-- Other lactones</a>"]
B --> I["<a href='/classifications/hs/v1996/293291'>293291: Other :-- Isosafrole</a>"]
B --> J["<a href='/classifications/hs/v1996/293292'>293292: Other :-- 1-(1,3-Benzodioxol-5-yl)propan-2-one</a>"]
B --> K["<a href='/classifications/hs/v1996/293293'>293293: Other :-- Piperonal</a>"]
B --> L["<a href='/classifications/hs/v1996/293294'>293294: Other :-- Safrole</a>"]
B --> M["<a href='/classifications/hs/v1996/293299'>293299: 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 I level6
class J level6
class K level6
class L level6
class M 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