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2933.99.24.00/1-Hydroxy-N,N-diethyl-3-oxo-1H-indole-2-propanamide/Japan

1-Hydroxy-N,N-diethyl-3-oxo-1H-indole-2-propanamide from Japan

An indolic coupler derivative used in photographic color development for fine-grain magenta dyes with controlled solubility. The heterocyclic amide structure ensures compatibility with aqueous processing. Classified under HTS 2933.99.24.00 for photographic use.

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

• Amide-function confirmation per heading provisions; provide solubility parameters; ensure coupler reactivity data for verification