Phthalimide Derivative N-Cyclohexylthiophthalimide Chemical Intermediate from Japan
This phthalimide derivative, N-Cyclohexylthiophthalimide, serves as a chemical intermediate in organo-sulfur synthesis for rubber chemicals. Classified in 2930.90.24.00 due to its aromatic organo-sulfur nature with direct carbon-sulfur bonds, aligning with Chapter 29 provisions for separate chemically defined compounds.
Duty Rate — Japan → United States
12.5%
Rate breakdown
9903.05.4912.5%Section 301 (forced labor) — Japan (col1 rate < 12.5 percent): MFN < 12.5% → total duty capped at 12.5%
Import Tips
• Provide end-use statement if re-exported to avoid anti-dumping scrutiny; ensure no water dissolution beyond Chapter note (d)
• Pitfall: bulk packaging misdeclared as Chapter 27 hydrocarbons