Methyl 4-Chloro-3-nitrobenzoate from Canada
Methyl ester derived from 4-Chloro-3-nitrobenzoic acid, used in medicinal chemistry. While note 3(B) specifies ethyl esters, methyl esters follow parent acid classification under HTS 2916.39.08.00 per general ester rules in note 3(A). Stable crystalline intermediate.
Duty Rate — Canada → United States
16.5%
Rate breakdown
9903.05.2910%Section 301 (forced labor) — additional 10% ad valorem on products of Canada
Import Tips
• Verify methyl vs ethyl via MS/GC for correct declaration; lower toxicity than acid chloride; common in multi-kilo pharma packs