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2933.59.53.00/Flucytosine API/Japan

Flucytosine API from Japan

Flucytosine is a fluorinated pyrimidine antifungal drug with modified aromatic ring. Classified HTS 2933.59.53.00 as other aromatic pyrimidine drug. Adheres to Chapter 29 rules for halogenated derivatives.

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

• Include stability data for fluorinated compound; stabilizers allowed per note (f)

• Declare as 'modified aromatic' to match subheading