4-Phenylpiperidine Hydrochloride from Canada
4-Phenylpiperidine hydrochloride is a key intermediate for opioid analgesics like pethidine (meperidine). The core piperidine ring structure qualifies it for HTS 2933.32.5000 as 'other' piperidine salt despite phenyl substitution.
Duty Rate — Canada → United States
16.5%
Rate breakdown
9903.05.2910%Except for products described in headings 9903.05.85–9903.05.93, articles the product of Canada, as provided for in U.S. note 52 to this subchapter
Import Tips
• Obtain DEA import permit as List I chemical (piperidine derivative)
• Provide end-user certificates to importing pharma manufacturers
• Use tamper-evident sealed packaging per DEA security requirements