p-Toluenesulfonyl Chloride from China
p-Toluenesulfonyl chloride (TsCl) is a sulfonyl chloride derivative of toluene, specifically named in HTS 2904.10.10.00 as a sulfonated hydrocarbon derivative. It functions as a key protecting group reagent in organic synthesis.
Duty Rate — China → United States
40.5%
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
9903.88.0325%Except as provided in headings 9903.88.13, 9903.88.18, 9903.88.33, 9903.88.34, 9903.88.35, 9903.88.36, 9903.88.37, 9903.88.38, 9903.88.40, 9903.88.41, 9903.88.43, 9903.88.45, 9903.88.46, 9903.88.48, 9903.88.56, 9903.88.64, 9903.88.66, 9903.88.67, 9903.88.68, or 9903.88.69, articles the product of China, as provided for in U.S. note 20(e) to this subchapter and as provided for in the subheadings enumerated in U.S. note 20(f)
Import Tips
• Classify as UN 3261 corrosive solid; moisture-proof packaging prevents hydrolysis during transport
• Provide synthesis pathway documentation to confirm it's the pure chloride, not sulfonamide