Salicylidene-2-aminophenol from Mexico
Salicylidene-2-aminophenol forms a bis-imine chelating ligand for metal complexes, classified under HTS 2925.29.90.00 as an imine derivative. Used in catalysis and coordination chemistry.
Duty Rate — Mexico → United States
13.7%
Rate breakdown
9903.05.5510%Section 301 (forced labor) — additional 10% ad valorem on products of Mexico
Import Tips
• Provide chelation stability constants (log K) for metal complex formation
• Declare as 'ligand precursor' to distinguish from final metal complexes
• Include tautomerism study confirming keto-enol equilibrium