Halogenated derivatives of acyclic hydrocarbons containing two or more different halogens; chlorodifluoroethanes

HS v2017 Code: 290374

About halogenated derivatives of acyclic hydrocarbons containing two or more different halogens; chlorodifluoroethanes

HS code 290374 covers a range of halogenated derivatives of acyclic hydrocarbons, with a specific focus on chlorodifluoroethanes. These compounds play a crucial role in various industrial and commercial applications, including refrigeration, air conditioning, and as intermediates in the production of other chemicals. As a key component of the broader chemical industry, this classification code represents an important segment of the global import/export trade.

Production process

The production of the compounds covered under HS code 290374 typically involves the halogenation of acyclic hydrocarbons through a series of chemical reactions. This often includes the use of chlorine, fluorine, or other halogens to substitute hydrogen atoms in the hydrocarbon chain, resulting in the desired halogenated derivatives. The specific production techniques may vary depending on the target compound, but generally involve careful control of reaction conditions, such as temperature, pressure, and the use of catalysts.

Production inputs

The main inputs required for the production of the chemicals under HS code 290374 include acyclic hydrocarbon feedstocks, such as ethane or propane, as well as various halogen sources, such as chlorine or fluorine. Additionally, the production process may require specialized equipment, such as reactors, distillation columns, and purification systems, as well as a range of auxiliary materials, such as solvents, catalysts, and energy sources.

Production outputs

The primary outputs of the industry covered by HS code 290374 are the halogenated derivatives of acyclic hydrocarbons, including chlorodifluoroethanes. These compounds find widespread use in a variety of applications, such as 382211 refrigeration and air conditioning equipment, 290330 halogenated derivatives of acyclic hydrocarbons, and 290390 halogenated derivatives of cyclic hydrocarbons. The outputs of this industry are often further processed or incorporated into a wide range of downstream products across multiple sectors.

Revisions to 290374

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 290374. The most recent 1 version of this code (290374) is in the HS v2022 system:

This page shows a legacy version of code 290374 ( HS v2017).

Older versions

Family tree for halogenated derivatives of acyclic hydrocarbons containing two or more different halogens; chlorodifluoroethanes

    graph LR
    A["<a href='/classifications/hs/v2017/29'>29: Organic chemicals</a>"]
A --> B["<a href='/classifications/hs/v2017/2903'>2903: Halogenated derivatives of hydrocarbons</a>"]
B --> C["<a href='/classifications/hs/v2017/290374'>290374: Halogenated derivatives of acyclic hydrocarbons containing two or more different halogens; chlorodifluoroethanes</a>"]

    B --> D["<a href='/classifications/hs/v2017/290311'>290311: Saturated chlorinated derivatives of acyclic hydrocarbons; chloromethane (methyl chloride) and chloroethane (ethyl chloride)</a>"]
B --> E["<a href='/classifications/hs/v2017/290312'>290312: Saturated chlorinated derivatives of acyclic hydrocarbons; dichloromethane (methylene chloride)</a>"]
B --> F["<a href='/classifications/hs/v2017/290313'>290313: Saturated chlorinated derivatives of acyclic hydrocarbons; chloroform (trichloromethane)</a>"]
B --> G["<a href='/classifications/hs/v2017/290314'>290314: Saturated chlorinated derivatives of acyclic hydrocarbons; carbon tetrachloride</a>"]
B --> H["<a href='/classifications/hs/v2017/290315'>290315: Saturated chlorinated derivatives of acyclic hydrocarbons; ethylene dichloride (ISO) (1,2-dichloroethane)</a>"]
B --> I["<a href='/classifications/hs/v2017/290319'>290319: Saturated chlorinated derivatives of acyclic hydrocarbons; n.e.c. in item no. 2903.1</a>"]
B --> J["<a href='/classifications/hs/v2017/290321'>290321: Unsaturated chlorinated derivatives of acyclic hydrocarbons; vinyl chloride (chloroethylene)</a>"]
B --> K["<a href='/classifications/hs/v2017/290322'>290322: Unsaturated chlorinated derivatives of acyclic hydrocarbons; trichloroethylene</a>"]
B --> L["<a href='/classifications/hs/v2017/290323'>290323: Unsaturated chlorinated derivatives of acyclic hydrocarbons; tetrachloroethylene (perchloroethylene)</a>"]
B --> M["<a href='/classifications/hs/v2017/290329'>290329: Unsaturated chlorinated derivatives of acyclic hydrocarbons; n.e.c. in item no. 2903.2</a>"]
B --> N["<a href='/classifications/hs/v2017/290331'>290331: Fluorinated, brominated or iodinated derivatives of acyclic hydrocarbons; ethylene dibromide (ISO) (1,2-dibromoethane)</a>"]
B --> O["<a href='/classifications/hs/v2017/290339'>290339: Fluorinated, brominated or iodinated derivatives of acyclic hydrocarbons; other than ethylene dibromide (ISO) (1,2-dibromoethane)</a>"]
B --> P["<a href='/classifications/hs/v2017/290371'>290371: Halogenated derivatives of acyclic hydrocarbons containing two or more different halogens; chlorodifluoromethane</a>"]
B --> Q["<a href='/classifications/hs/v2017/290372'>290372: Halogenated derivatives of acyclic hydrocarbons containing two or more different halogens; dichlorotrifluoroethane</a>"]
B --> R["<a href='/classifications/hs/v2017/290373'>290373: Halogenated derivatives of acyclic hydrocarbons containing two or more different halogens; dichlorofluoroethanes</a>"]
B --> S["<a href='/classifications/hs/v2017/290375'>290375: Halogenated derivatives of acyclic hydrocarbons containing two or more different halogens; dichloropentafluoropropanes</a>"]
B --> T["<a href='/classifications/hs/v2017/290376'>290376: Halogenated derivatives of acyclic hydrocarbons containing two or more different halogens; bromochlorodifluoromethane, bromotrifluoromethane, and dibromotetrafluoroethanes</a>"]
B --> U["<a href='/classifications/hs/v2017/290377'>290377: Halogenated derivatives of acyclic hydrocarbons containing two or more different halogens; n.e.c. in headings 290371 to 290376, perhalogenated only with fluorine and chlorine</a>"]
B --> V["<a href='/classifications/hs/v2017/290378'>290378: Halogenated derivatives of acyclic hydrocarbons containing two or more different halogens; perhalogenated derivatives, other than those only with fluorine and chlorine, n.e.c. in item no. 2903.71 to 2903.76</a>"]
B --> W["<a href='/classifications/hs/v2017/290379'>290379: Halogenated derivatives of acyclic hydrocarbons containing two or more different halogens; n.e.c. in item no. 2903.7</a>"]
B --> X["<a href='/classifications/hs/v2017/290381'>290381: Halogenated derivatives of cyclanic, cyclenic or cycloterpenic hydrocarbons; 1,2,3,4,5,6-Hexachlorocyclohexane (HCH (ISO)), including lindane (ISO, INN)</a>"]
B --> Y["<a href='/classifications/hs/v2017/290382'>290382: Halogenated derivatives of cyclanic, cyclenic or cycloterpenic hydrocarbons; aldrin (ISO), chlordane (ISO), and heptachlor (ISO)</a>"]
B --> Z["<a href='/classifications/hs/v2017/290383'>290383: Halogenated derivatives of cyclanic, cyclenic or cycloterpenic hydrocarbons; mirex (ISO)</a>"]
B --> BA["<a href='/classifications/hs/v2017/290389'>290389: Halogenated derivatives of cyclanic, cyclenic or cycloterpenic hydrocarbons; n.e.c. in item no. 2903.8</a>"]
B --> BB["<a href='/classifications/hs/v2017/290391'>290391: Halogenated derivatives of aromatic hydrocarbons; chlorobenzene, o-dichlorobenzene, and p-dichlorobenzene</a>"]
B --> BC["<a href='/classifications/hs/v2017/290392'>290392: Halogenated derivatives of aromatic hydrocarbons; hexachlorobenzene (ISO) and DDT (ISO) (clofenotane (INN), and 1,1,1-trichloro-2,2-bis(p-chlorophenyl)ethane)</a>"]
B --> BD["<a href='/classifications/hs/v2017/290393'>290393: Halogenated derivatives of aromatic hydrocarbons; pentachlorobenzene (ISO)</a>"]
B --> BE["<a href='/classifications/hs/v2017/290394'>290394: Halogenated derivatives of aromatic hydrocarbons; hexabromobiphenyls</a>"]
B --> BF["<a href='/classifications/hs/v2017/290399'>290399: Halogenated derivatives of aromatic hydrocarbons; n.e.c. in item no. 2903.91, 2903.92, 2903.93 and 2903.94</a>"]

    

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