N-Phenylphthalimide from Germany
N-Phenylphthalimide is a modified aromatic lactam where the nitrogen of phthalimide is substituted with a phenyl group, maintaining the heterocyclic nitrogen-only structure. Classified under HTS 2933.79.1500 as a modified aromatic lactam, it serves as an intermediate in dye production and pharmaceutical synthesis. Its aromatic nature and lactam functionality fit the subheading for other aromatic or modified aromatic lactams.
Duty Rate — Germany → United States
10%
Rate breakdown
9903.05.3910%Section 301 (forced labor) — European Union member state (col1 rate < 10 percent): MFN < 10% → total duty capped at 10%
Import Tips
• Provide analytical data (NMR, HPLC) to substantiate modified aromatic lactam identity; avoid retail packaging to prevent Chapter 32 dye misclassification
• Watch for anti-dusting agents that could invoke note (g) but ensure they don't alter use