2921.43.24.00/2-Amino-5-chloro-4-ethyl benzenesulfonic acid/Japan

2-Amino-5-chloro-4-ethyl benzenesulfonic acid from Japan

This is a specific aromatic monoamine derivative featuring an amino group, chloro substituent, ethyl chain, and sulfonic acid functionality on a benzene ring. It falls under HTS 2921.43.24.00 as one of the explicitly named toluidine derivatives and salts thereof in the aromatic monoamines category of Chapter 29. Primarily used as an intermediate in dye and pharmaceutical synthesis.

Duty Rate — Japan → United States

10%

Rate breakdown

9903.03.0110%Except for products described in headings 9903.03.02–9903.03.11, articles the product of any country, as provided for in subdivision (aa) of U.S. note 2 to this subchapter
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Import Tips

• Verify chemical purity via Certificate of Analysis (CoA) to confirm it matches the exact named compound and meets Chapter 29 chemical definition requirements

• Include Safety Data Sheet (SDS) and ensure proper hazardous material labeling under DOT regulations for sulfonic acid compounds during import

• Avoid misclassification by confirming it's not a sulfonated derivative better suited for earlier Chapter 29 headings; consult CBP for rulings