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

Piperidine-1-Carboxylic Acid tert-Butyl Ester from Mexico

Boc-piperidine (piperidine-1-carboxylic acid tert-butyl ester) is a protected piperidine used in peptide synthesis. Classifies under HTS 2933.32.5000 as the ester follows parent piperidine per Chapter 29 ester classification rules.

Duty Rate — Mexico → United States

16.5%

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

Import Tips

Document as 'piperidine, 1-(1,1-dimethylethoxycarbonyl)-' using exact chemical nomenclature

Stable solid, no special hazard labeling required

Common in pharma imports; ensure GMP supplier certification