Tilidine (3-(4-Methoxyphenylmethyl)aminomethyl-4-phenyl-piperidine) from Japan
Tilidine base is the free alkaloid form of this synthetic opioid, chemically defined as an oxygen-function amino-compound with amino-acid structure. Classified under HTS 2922.44.00.00 when imported as the pure INN compound or its immediate precursor salt forms. Primarily used in synthesis of pain medications.
Duty Rate — Japan → United States
27.5%
Rate breakdown
9903.04.6215%Patented pharmaceutical articles that are the product of Japan, of a European Union member country, of South Korea, of Switzerland, or of Liechtenstein as provided for in subdivisions (c) and (f) of U.S. note 40 to this subchapter
9903.05.4912.5%Except for products described in headings 9903.05.85–9903.05.92, articles the product of Japan, with an ad valorem (or ad valorem equivalent) rate of duty under column 1 less than 12.5 percent, as provided for in U.S. note 52 to this subchapter
Import Tips
• Secure advance DEA authorization for narcotic imports and include batch-specific analytical data
• Use temperature-controlled shipping to maintain stability
• Watch for reclassification risks if purity falls below 98%