Sufentanil Base from Japan
Sufentanil is a fentanyl derivative with a thiophene-substituted piperidine ring system incorporating nitrogen hetero-atoms akin to pyridine structures, acting as a potent mu-opioid agonist. Under HTS 2933.34.00.00, it qualifies as an other fentanyl derivative due to its shared chemical scaffold and unfused pyridine-related heterocycle. This organic compound is imported for synthesis into anesthetic formulations.
Duty Rate — Japan → United States
12.5%
Rate breakdown
9903.05.4912.5%Section 301 (forced labor) — Japan (col1 rate < 12.5 percent): MFN < 12.5% → total duty capped at 12.5%
Import Tips
• Verify Schedule II narcotic status with full chemical analysis documentation; label with safety identifiers per chapter note (g) like emetics if required; prevent delays by pre-submitting import declarations to FDA and DEA