Ether-phenols, ether-alcohol-phenols and their halogenated, sulphonated, nitrated or nitrosated derivatives

HS v2022 Code: 290950

About ether-phenols, ether-alcohol-phenols and their halogenated, sulphonated, nitrated or nitrosated derivatives

HS code 290950 covers a diverse range of organic chemical compounds known as ether-phenols, ether-alcohol-phenols, and their halogenated, sulphonated, nitrated, or nitrosated derivatives. These compounds play a crucial role in various industries, including pharmaceuticals, agrochemicals, and specialty chemicals. Their unique chemical properties and versatility make them valuable intermediates and building blocks for the production of a wide array of end-products that are essential to the global economy.

Production process

The production of ether-phenols, ether-alcohol-phenols, and their derivatives typically involves a multi-step chemical synthesis process. The key steps often include the etherification of phenols or alcohols, followed by various functionalization reactions such as halogenation, sulfonation, nitration, or nitrosation. These processes are carried out using a range of reagents, catalysts, and reaction conditions to achieve the desired molecular structures and properties.

Production inputs

The main inputs required for the production of HS code 290950 products include a variety of phenols, alcohols, and other organic precursors, as well as specialized chemicals and reagents for the functionalization reactions. Additionally, the industry relies on advanced manufacturing equipment, such as reactors, distillation columns, and purification systems, to ensure efficient and high-quality production.

Production outputs

The outputs of HS code 290950 are widely used as intermediates and building blocks in the production of a diverse range of end-products. These include 300000 Pharmaceutical products, 380000 Miscellaneous chemical products, and 290000 Organic chemicals. The ether-phenols, ether-alcohol-phenols, and their derivatives find applications in the synthesis of pharmaceuticals, agrochemicals, dyes, and various specialty chemicals.

Revisions to 290950

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 290950. The most recent 1 version of this code (290950) is in the HS v2022 system (this version):

This page shows the most recent version of code 290950.

Family tree for ether-phenols, ether-alcohol-phenols and their halogenated, sulphonated, nitrated or nitrosated derivatives

    graph LR
    A["<a href='/classifications/hs/v2022/29'>29: Organic chemicals</a>"]
A --> B["<a href='/classifications/hs/v2022/2909'>2909: Ethers, ether-alcohols, ether-phenols, ether-alcohol-phenols, alcohol peroxides, ether peroxides, acetal and hemiacetal peroxides, ketone peroxides (chemically defined or not), and their halogenated, sulphonated, nitrated or nitrosated derivatives</a>"]
B --> C["<a href='/classifications/hs/v2022/290950'>290950: Ether-phenols, ether-alcohol-phenols and their halogenated, sulphonated, nitrated or nitrosated derivatives</a>"]

    B --> D["<a href='/classifications/hs/v2022/290911'>290911: Ethers; acyclic, and their halogenated, sulphonated, nitrated or nitrosated derivatives, diethyl ether</a>"]
B --> E["<a href='/classifications/hs/v2022/290919'>290919: Ethers; acyclic, and their halogenated, sulphonated, nitrated or nitrosated derivatives, other than diethyl ether</a>"]
B --> F["<a href='/classifications/hs/v2022/290920'>290920: Ethers; cyclanic, cyclenic or cycloterpenic and their halogenated, sulphonated, nitrated or nitrosated derivatives</a>"]
B --> G["<a href='/classifications/hs/v2022/290930'>290930: Ethers; aromatic, and their halogenated, sulphonated, nitrated or nitrosated derivatives</a>"]
B --> H["<a href='/classifications/hs/v2022/290941'>290941: Ether-alcohols and their halogenated, sulphonated, nitrated or nitrosated derivatives; 2,2-oxydiethanol (diethylene glycol, digol)</a>"]
B --> I["<a href='/classifications/hs/v2022/290943'>290943: Ether-alcohols and their halogenated, sulphonated, nitrated or nitrosated derivatives; monobutyl ethers of ethylene glycol or of diethylene glycol</a>"]
B --> J["<a href='/classifications/hs/v2022/290944'>290944: Ether-alcohols and their halogenated, sulphonated, nitrated or nitrosated derivatives; monoalkylethers of ethylene glycol or of diethylene glycol n.e.c. in heading no. 2909</a>"]
B --> K["<a href='/classifications/hs/v2022/290949'>290949: Ether-alcohols and their halogenated, sulphonated, nitrated or nitrosated derivatives; n.e.c. in item no. 2909.4</a>"]
B --> L["<a href='/classifications/hs/v2022/290960'>290960: Alcohol peroxides, ether peroxides, acetal and hemiacetal peroxides, ketone peroxides and their halogenated, sulphonated, nitrated or nitrosated derivatives</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 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