Triphenylmethanol (Trityl Alcohol) from Mexico
Triphenylmethanol (C19H16O) serves as a protecting group in organic synthesis and pharmaceutical intermediates. Classified as other aromatic cyclic alcohol under HTS 2906.29.60.00. Chemically defined organic compound per chapter notes.
Duty Rate — Mexico → United States
15.5%
Rate breakdown
9903.05.5510%Section 301 (forced labor) — additional 10% ad valorem on products of Mexico
Import Tips
• Molecular weight (260.33) and mp (162°C) specs prevent mix-up with triphenylmethane
• Lab chemical use declaration avoids bulk chemical classification
• Small package exemption may apply for R&D quantities <5kg