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Propylphosphonic Dichloride from Mexico

Propylphosphonic dichloride is a halogenated organo-phosphorus compound with the formula C3H7P(O)Cl2, classified under HTS 2931.52.00.00 as a specific halophosphonate derivative containing phosphorus directly linked to carbon. It serves as a key reagent in organic synthesis for producing phosphonate esters and flame retardants.

Duty Rate — Mexico → United States

13.7%

Rate breakdown

9903.05.5510%Section 301 (forced labor) — additional 10% ad valorem on products of Mexico

Import Tips

Ensure packaging complies with DOT hazardous material regulations for corrosive liquids; provide Safety Data Sheets (SDS) in English

Verify purity certificates to confirm classification under Chapter 29 note (a) for chemically defined compounds

Avoid misclassification as pesticide intermediates without proper documentation