2-Acetylamino-5-nitrothiazole from China
This nitro-substituted aromatic thiazole with acetamido group serves as veterinary pharmaceutical intermediate. The unfused thiazole ring with nitro derivative qualifies for HTS 2934.10.20.00 per Chapter 29 note on halogenated/nitrated derivatives. Chemically defined organic compound.
Duty Rate — China → United States
31.5%
Rate breakdown
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)
9903.03.030%Articles the product of any country, as provided for in subdivision (aa)(ii) of U.S. note 2 to this subchapter
Import Tips
• NMR spectrum confirming nitro-thiazole substitution pattern required
• Declare as 'vet pharma intermediate' vs finished animal drug product
• Stability data prevents reclassification as stabilized preparation under note (f)