2924.29.95.00/Hydantoin/Japan

Hydantoin from Japan

Hydantoin is a five-membered heterocyclic cyclic amide used in pharmaceutical synthesis and personal care formulations. HTS 2924.29.95.00 applies as unspecified cyclic amide derivative. Key intermediate for anticonvulsants like phenytoin.

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%

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Import Tips

• Cosmetic grade requires safety assessment; declare substitution level if N-alkylated; DMF for pharma use