Non-halogenated organo-phosphorous derivatives; dimethyl methylphosphonate

HS v2022 Code: 293141

About non-halogenated organo-phosphorous derivatives; dimethyl methylphosphonate

HS code 293141 covers non-halogenated organo-phosphorous derivatives, with a specific focus on dimethyl methylphosphonate. This chemical compound is an important industrial and agricultural product, finding applications in various sectors such as flame retardants, pesticides, and pharmaceutical intermediates. As a key component in the broader organophosphorus chemicals industry, this code plays a vital role in supporting a wide range of economic activities.

Production process

Dimethyl methylphosphonate is typically produced through the reaction of methanol and methylphosphonic dichloride. This process involves the controlled addition of methanol to the dichloride compound, followed by distillation to isolate the desired product. The production techniques employed are designed to ensure high purity and consistency, meeting the stringent quality requirements of end-users.

Production inputs

The main inputs required for the production of dimethyl methylphosphonate include methanol, methylphosphonic dichloride, and various process chemicals and utilities such as energy and water. Specialized production equipment, including reactors, distillation columns, and purification systems, are also essential for the manufacturing process.

Production outputs

Dimethyl methylphosphonate, the primary output of HS code 293141, is widely used as an intermediate in the production of 293399 other organo-inorganic compounds, 380892 flame retardants, and 380810 pesticides. It is also a key component in the synthesis of various pharmaceutical and agrochemical products, making it an important input for industries covered by related HS codes such as 300 pharmaceutical products and 380810 pesticides.

Revisions to 293141

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 293141. The most recent 1 version of this code (293141) is in the HS v2022 system (this version):

This page shows the most recent version of code 293141.

Family tree for non-halogenated organo-phosphorous derivatives; dimethyl methylphosphonate

    graph LR
    A["<a href='/classifications/hs/v2022/29'>29: Organic chemicals</a>"]
A --> B["<a href='/classifications/hs/v2022/2931'>2931: Other organo-inorganic compounds</a>"]
B --> C["<a href='/classifications/hs/v2022/293141'>293141: Non-halogenated organo-phosphorous derivatives; dimethyl methylphosphonate</a>"]

    B --> D["<a href='/classifications/hs/v2022/293110'>293110: Organo-inorganic compounds; tetramethyl lead and tetraethyl lead</a>"]
B --> E["<a href='/classifications/hs/v2022/293120'>293120: Organo-inorganic compounds; tributyltin compounds</a>"]
B --> F["<a href='/classifications/hs/v2022/293142'>293142: Non-halogenated organo-phosphorous derivatives; dimethyl propylphosphonate</a>"]
B --> G["<a href='/classifications/hs/v2022/293143'>293143: Non-halogenated organo-phosphorous derivatives; diethyl ethylphosphonate</a>"]
B --> H["<a href='/classifications/hs/v2022/293144'>293144: Non-halogenated organo-phosphorous derivatives; methylphosphonic acid</a>"]
B --> I["<a href='/classifications/hs/v2022/293145'>293145: Non-halogenated organo-phosphorous derivatives; salt of methylphosphonic acid and (aminominomethyl) urea (1:1)</a>"]
B --> J["<a href='/classifications/hs/v2022/293146'>293146: Non-halogenated organo-phosphorous derivatives; 2,4,6-tripropyl-1,3,5,2,4,6-trioxatriphosphinane 2,4,6-trioxide</a>"]
B --> K["<a href='/classifications/hs/v2022/293147'>293147: Non-halogenated organo-phosphorous derivatives; (5-ethyl-2-methyl-2-oxido-1,3,2-dioxaphosphinan-5-yl) methyl methyl methylphosphonate</a>"]
B --> L["<a href='/classifications/hs/v2022/293148'>293148: Non-halogenated organo-phosphorous derivatives; 3,9-dimethyl-2,4,8,10-tetraoxa-3,9-diphosphaspiro[5.5] undecane 3,9-dioxide</a>"]
B --> M["<a href='/classifications/hs/v2022/293149'>293149: Non-halogenated organo-phosphorous derivatives; other non-halogenated organo-phosphorous derivatives, n.e.c. in item no. 2931.4</a>"]
B --> N["<a href='/classifications/hs/v2022/293151'>293151: Halogenated organo-phosphorous derivatives; methylphosphonic dichloride</a>"]
B --> O["<a href='/classifications/hs/v2022/293152'>293152: Halogenated organo-phosphorous derivatives; propylphosphonic dichloride</a>"]
B --> P["<a href='/classifications/hs/v2022/293153'>293153: Halogenated organo-phosphorous derivatives; O-(3-chloropropyl) O-[4-nitro-3-(trifluoromethyl)phenyl] methylphosphonothionate</a>"]
B --> Q["<a href='/classifications/hs/v2022/293154'>293154: Halogenated organo-phosphorous derivatives; trichlorfon (ISO)</a>"]
B --> R["<a href='/classifications/hs/v2022/293159'>293159: Halogenated organo-phosphorous derivatives; other halogenated organo-phosphorous derivatives, n.e.c. in item no. 2931.5</a>"]
B --> S["<a href='/classifications/hs/v2022/293190'>293190: Organo-inorganic compounds; other than tetramethyl lead, tetraethyl lead, tributyltin compounds, and other organo-phosphorous derivatives</a>"]

    

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