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

HS v2017 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 process. The first step often involves the reaction of phenols or alcohols with alkyl halides or alkyl sulfates to form the desired ether compounds. These intermediate products may then undergo further chemical modifications, such as halogenation, sulfonation, nitration, or nitrosation, to produce the final derivatives covered under HS code 290950.

Production inputs

The main inputs required for the production of ether-phenols, ether-alcohol-phenols, and their derivatives include phenols, alcohols, alkyl halides, alkyl sulfates, and various reagents and catalysts necessary for the chemical reactions. Additionally, specialized equipment, such as reactors, distillation columns, and purification systems, are essential for the efficient and safe production of these compounds.

Production outputs

The outputs of HS code 290950 are a diverse range of ether-phenols, ether-alcohol-phenols, and their derivatives, which are widely used as intermediates in the production of pharmaceuticals, agrochemicals, dyes, and other specialty chemicals. These compounds may be further processed or incorporated into the manufacturing of products classified under other HS codes, such as 300000 Pharmaceutical products, 380000 Miscellaneous chemical products, and 320000 Tanning or dyeing extracts; tannins and their derivatives; dyes, pigments and other coloring matter; paints and varnishes; putty and other mastics; inks.

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 page shows a legacy version of code 290950 ( HS v2017).

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

    graph LR
    A["<a href='/classifications/hs/v2017/29'>29: Organic chemicals</a>"]
A --> B["<a href='/classifications/hs/v2017/2909'>2909: Ethers, ether-alcohols, ether-phenols, ether-alcohol-phenols, alcohol peroxides, ether peroxides, ketone peroxides (chemically defined or not); halogenated, sulphonated, nitrated, nitrosated derivative</a>"]
B --> C["<a href='/classifications/hs/v2017/290950'>290950: Ether-phenols, ether-alcohol-phenols and their halogenated, sulphonated, nitrated or nitrosated derivatives</a>"]

    B --> D["<a href='/classifications/hs/v2017/290911'>290911: Ethers; acyclic, and their halogenated, sulphonated, nitrated or nitrosated derivatives, diethyl ether</a>"]
B --> E["<a href='/classifications/hs/v2017/290919'>290919: Ethers; acyclic, and their halogenated, sulphonated, nitrated or nitrosated derivatives, other than diethyl ether</a>"]
B --> F["<a href='/classifications/hs/v2017/290920'>290920: Ethers; cyclanic, cyclenic or cycloterpenic and their halogenated, sulphonated, nitrated or nitrosated derivatives</a>"]
B --> G["<a href='/classifications/hs/v2017/290930'>290930: Ethers; aromatic, and their halogenated, sulphonated, nitrated or nitrosated derivatives</a>"]
B --> H["<a href='/classifications/hs/v2017/290941'>290941: Ether-alcohols and their halogenated, sulphonated, nitrated or nitrosated derivatives; 2,2-oxydiethanol (diethylene glycol, digol)</a>"]
B --> I["<a href='/classifications/hs/v2017/290943'>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/v2017/290944'>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/v2017/290949'>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/v2017/290960'>290960: Alcohol peroxides, ether peroxides, ketone peroxides and their halogenated, sulphonated, nitrated or nitrosated derivatives</a>"]

    

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