4-Piperidone Hydrochloride Monohydrate from China
4-Piperidone hydrochloride monohydrate is a cyclic ketone derivative of piperidine used in alkaloid synthesis. The piperidine ring structure dominates classification under HTS 2933.32.5000 as 'other' piperidine salt.
Duty Rate — China → United States
44%
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)
9903.05.3112.5%Section 301 (forced labor) — additional 12.5% ad valorem on products of China
Import Tips
• Specify monohydrate form in documentation; anhydrous form has different CAS
• Corrosive solid (UN 3261); use glass or HDPE containers
• Hygroscopic; ensure proper desiccant packaging for ocean transport