N-Acetylsulfanilyl Chloride from Mexico
N-Acetylsulfanilyl chloride is an aromatic amide derivative with a sulfonyl chloride group, used in sulfonamide antibiotic synthesis. It is a separate chemically defined cyclic amide compound, classified under tariff item 2924.29.00. The product is imported as a chemical intermediate for pharmaceutical manufacturing.
Duty Rate — Mexico → Canada
0%
Import Tips
• Provide the chemical structure and CAS number (121-60-8) on shipping documents
• Check whether the product is subject to any chemical control or precursor regulations
• Keep documentation of the intended use in sulfonamide synthesis for CBSA review