2918.30.15.00/2-Chloro-4,5-difluoro-β-oxobenzenepropanoic acid, ethyl ester/Japan

2-Chloro-4,5-difluoro-β-oxobenzenepropanoic acid, ethyl ester from Japan

This is a specific aromatic carboxylic acid ester featuring a ketone function and halogen substitutions, precisely matching the chemical structure defined in HTS 2918.30.1500. It serves as a key intermediate in pharmaceutical synthesis, particularly for fluorinated drug candidates, and falls under this heading due to its β-keto ester functionality without other oxygen groups.

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

• Provide detailed chemical analysis (NMR, MS) confirming structure matches the exact specification to avoid reclassification

• Include Safety Data Sheets (SDS) and purity certificates (>98%) as documentation for customs valuation and hazard classification

• Avoid common pitfalls like improper UN packaging for corrosive liquids; ensure REACH/ TSCA pre-registration for US entry