Diethylamino-ethylidene phosphonamidic fluoride hydrochloride salt from Japan
A protonated salt form of N-(diethylamino)ethylidene phosphonamidic fluoride (both alkyl groups ≤C10), classified under HTS 2929.90.50.30 as it matches the exact description including corresponding alkylated or protonated salts. This compound serves as a reagent in organic synthesis, particularly for phosphoramidate derivatives used in pesticides or flame retardants. Chapter 29 notes confirm salts of nitrogen-function compounds stay with the parent organic structure.
Duty Rate — Japan → United States
6.5%
Rate breakdown
9903.03.030%Articles the product of any country, as provided for in subdivision (aa)(ii) of U.S. note 2 to this subchapter
Import Tips
• Include protonation details in chemical documentation to validate salt classification; check for REACH/ TSCA pre-registration if destined for chemical synthesis; ensure packaging meets UN standards for corrosive fluorides