HS Code Subheading

Esters; phosphite esters and their salts; their halogenated, sulphonated, nitrated or nitrosated derivatives, trimethyl phosphite

2920.23 Subheading
Section VI — Products of the chemical or allied industries

About HS Code 292023

This HS code specifically covers trimethyl phosphite, a versatile chemical intermediate with broad applications. It plays a significant role in the synthesis of various organophosphorus compounds, including certain pesticides, flame retardants, and as a ligand in catalysis. Its international trade involves specialized chemical manufacturers exporting the compound from key production regions, and industries such as agrochemicals, plastics, and pharmaceuticals importing it for use in their manufacturing processes and research. The demand for trimethyl phosphite is driven by its utility in creating complex molecules and its role in advanced chemical reactions, making it a valuable commodity in the specialty chemical market.

Products Under This Code

Trimethyl phosphite, TMPI, phosphonic acid trimethyl ester, intermediate chemical, ligand for catalysts

Real World Examples

Lanxess (specialty chemicals), Arkema (chemical intermediates), Jiangsu Yangnong Chemical Group (agrochemical intermediates)

Common Misclassification

Often confused with dimethyl phosphite (292021) or triethyl phosphite (292024) if the specific alkyl group (methyl vs. ethyl) is not correctly identified.

Products Classified Under 2920.23

Trimethyl phosphite

Related Codes

2920.11 Esters; thiophosphoric esters (phosphorothioates) and their salts, their halogenated, sulphonated, nitrated or nitrosated derivatives, parathion (ISO) and parathion-methyl (ISO) (methyl-parathion) 2920.19 Esters; thiophosphoric esters (phosphorothioates) and their salts; other than parathion (ISO) and parathion-methyl (ISO) (methyl-parathion) 2920.21 Esters; phosphite esters and their salts; their halogenated, sulphonated, nitrated or nitrosated derivatives, dimethyl phosphite 2920.22 Esters; phosphite esters and their salts; their halogenated, sulphonated, nitrated or nitrosated derivatives, diethyl phosphite 2920.24 Esters; phosphite esters and their salts; their halogenated, sulphonated, nitrated or nitrosated derivatives, triethyl phosphite 2920.29 Esters; phosphite esters and their salts; their halogenated, sulphonated, nitrated or nitrosated derivatives, n.e.c. in heading no. 2920 2920.30 Esters; of other inorganic acids of non-metals (excluding esters of hydrogen halides) and their salts; their halogenated, sulphonated, nitrated or nitrosated derivatives, endosulfan (ISO) 2920.90 Esters; other than thiophosphoric esters (phosphorothioates) and phosphite esters and their salts, their halogenated, sulphonated, nitrated or nitrosated derivatives, n.e.c. in heading no. 2920

Industry

This code belongs to the Chemicals industry.

Trade Overview

China, India, and European countries are key players in the production and consumption of trimethyl phosphite for their chemical industries.

Frequently Asked Questions

What is HS code 292023?

HS code 292023 covers: Esters; phosphite esters and their salts; their halogenated, sulphonated, nitrated or nitrosated derivatives, trimethyl phosphite. This HS code specifically covers trimethyl phosphite, a versatile chemical intermediate with broad applications. It plays a significant role in the synthesis of various organophosphorus compounds, including certain pesticides, flame retardants, and as a ligand in catalysis. Its international trade involves specialized chemical manufacturers exporting the compound from key production regions, and industries such as agrochemicals, plastics, and pharmaceuticals importing it for use in their manufacturing processes and research. The demand for trimethyl phosphite is driven by its utility in creating complex molecules and its role in advanced chemical reactions, making it a valuable commodity in the specialty chemical market.

What products fall under HS code 292023?

Trimethyl phosphite, TMPI, phosphonic acid trimethyl ester, intermediate chemical, ligand for catalysts

What are common misclassifications for HS code 292023?

Often confused with dimethyl phosphite (292021) or triethyl phosphite (292024) if the specific alkyl group (methyl vs. ethyl) is not correctly identified.

How is HS code 292023 structured?

HS code 292023 is a 6-digit subheading under the Harmonized System. The first 2 digits (29) identify the chapter, digits 3-4 (20) identify the heading, and digits 5-6 (23) specify the subheading. This code is standardized globally by the World Customs Organization.