</>Build with Tariff Intelligence|Programmatic access to tariff calculations and HS code classification.Explore Developer Resources →

Benzyl Mercaptan from China

Benzyl mercaptan (C6H5CH2SH) features a benzyl group (phenylmethyl) with thiol functionality, classified as aromatic organo-sulfur under HTS 2930.90.2900. The direct carbon-sulfur bond and aromatic ring qualify it per heading 2930 scope. Used in flavor/fragrance synthesis and polymer chemistry.

Duty Rate — China → United States

44%

Rate breakdown

9903.88.0325%Except as provided in headings 9903.88.13, 9903.88.18, 9903.88.33, 9903.88.34, 9903.88.35, 9903.88.36, 9903.88.37, 9903.88.38, 9903.88.40, 9903.88.41, 9903.88.43, 9903.88.45, 9903.88.46, 9903.88.48, 9903.88.56, 9903.88.64, 9903.88.66, 9903.88.67, 9903.88.68, or 9903.88.69, articles the product of China, as provided for in U.S. note 20(e) to this subchapter and as provided for in the subheadings enumerated in U.S. note 20(f)
9903.05.3112.5%Section 301 (forced labor) — additional 12.5% ad valorem on products of China

Import Tips

Certificate of analysis must confirm benzyl (not phenyl) structure to maintain aromatic classification

Odorous and flammable; requires proper ventilation labeling and DOT Class 3 shipping papers

Distinguish from aliphatic thiols which fall in 2930.90.9000