p-Toluenesulfonyl Chloride from Mexico
p-Toluenesulfonyl chloride (TsCl) is a sulfonyl chloride derivative of toluene, specifically named in tariff item 2904.10.00 as a sulfonated hydrocarbon derivative. It functions as a key protecting group reagent in organic synthesis, particularly for alcohols and amines. The product contains only a sulpho group and its chloride form.
Duty Rate — Mexico → Canada
0%
Import Tips
• Ensure the product is a separate chemically defined compound with no added substances beyond permissible stabilizers
• Provide a certificate of analysis to confirm the purity and identity for CBSA
• Check if the product is on any Canadian controlled substances list