3-Propanephosphonic Acid Dichloride from Japan
3-Propanephosphonic acid dichloride, synonymous with propylphosphonic dichloride, is a reactive P-Cl compound used in phosphorylation reactions. It falls under HTS 2931.52.00.00 due to its halogenated organo-phosphorus structure with direct C-P bond. Primarily employed in synthesizing agrochemicals and surfactants.
Duty Rate — Japan → United States
13.7%
Rate breakdown
9903.03.0110%Except for products described in headings 9903.03.02–9903.03.11, articles the product of any country, as provided for in subdivision (aa) of U.S. note 2 to this subchapter
Import Tips
• Declare exact CAS number (16788-52-0) on commercial invoice for verification
• Use UN-approved containers for Class 8 corrosives to prevent spills
• Monitor for REACH-like restrictions if transshipping from EU