O-Isopropyl N,N-Dimethyl Phosphoramidocyanidate from Japan
This compound features an O-isopropyl group (C3 branched alkyl ≤C10) combined with N,N-dimethyl phosphoramidocyanidate, fitting HTS 2931.49.00.05 for non-halogenated organo-phosphorus derivatives. Chapter 29 classification applies due to its chemically defined structure with phosphorus-carbon linkage.
Duty Rate — Japan → United States
23.8%
Rate breakdown
9903.04.6211.3%Patented pharmaceutical articles that are the product of Japan, of a European Union member country, of South Korea, of Switzerland, or of Liechtenstein as provided for in subdivisions (c) and (f) of U.S. note 40 to this subchapter
9903.05.4912.5%Except for products described in headings 9903.05.85–9903.05.92, articles the product of Japan, with an ad valorem (or ad valorem equivalent) rate of duty under column 1 less than 12.5 percent, as provided for in U.S. note 52 to this subchapter
Import Tips
• Label containers with exact chemical nomenclature and purity percentage to avoid disputes over 'chemically defined' status
• Prepare for TSCA (Toxic Substances Control Act) pre-manufacture notice if new to US inventory