Cyclohexylphenylphosphine from Japan
Cyclohexylphenylphosphine (C6H11)P(C6H5) features two distinct P-C bonds, qualifying under non-halogenated organo-phosphorus derivatives HTS 2931.49.0080. Chiral ligand for asymmetric catalysis.
Duty Rate — Japan → United States
15%
Rate breakdown
9903.04.6211.3%Pharmaceuticals: patented pharma from JP/EU/KR/CH/LI — 15% floor rate
9903.05.900%Articles already subject to Section 232 (steel/aluminum/copper + derivatives, autos + parts, wood, medium/heavy vehicles + parts, semiconductors, patented pharma) — U.S. note 52(f)
Import Tips
• Enantiomeric excess documentation if >95% chiral purity claimed
• Air-sensitive; argon-filled containers required
• CAS 63740-95-2 verification on all shipping documents