Methadone Intermediate (4-Cyano-2-Dimethylamino-4,4-Diphenylbutane) Powder
High-purity powdered 4-cyano-2-dimethylamino-4,4-diphenylbutane is a nitrile-function compound serving as the key intermediate for methadone synthesis. Tariff item 2926.30.00 explicitly covers this compound as the methadone intermediate. It is classified under this item due to its chemical structure and named status.
Import Duty Rates by Country of Origin
| Origin Country | MFN Tariff | Surtaxes | Total Effective Rate |
|---|---|---|---|
| 🇨🇳China | Free | — | Free |
| 🇲🇽Mexico | Free | — | Free |
| 🇺🇸United States | Free | — | Free |
| 🇩🇪Germany | Free | — | Free |
| 🇯🇵Japan | Free | — | Free |
More Specific Codes
This product may fall under a more specific subheading:
Alternative Classifications
This product could be classified differently depending on its characteristics or intended use.
If the compound is not recognized as the methadone intermediate by Canadian authorities
Other nitrile-function compounds not specifically named may be classified under the residual subheading.
Not sure which classification is right?
The Tariff Assistant works through the GRI rules on your specific product to reach the right tariff item — and can price the duty on it in the same conversation.
Import Tips & Compliance
• Obtain a controlled substance precursor permit from Health Canada, as this compound is a methadone intermediate
• Provide a certificate of analysis confirming purity and identity
• Ensure the product is clearly labeled and documented for customs clearance
Related Products under Tariff item 2926.30.00
4-Cyano-2-dimethylamino-4,4-diphenylbutane
4-Cyano-2-dimethylamino-4,4-diphenylbutane is a specific nitrile-function organic compound explicitly named in tariff item 2926.30.00 as methadone (INN) intermediate. It is used primarily as an intermediate in the synthesis of methadone, a pharmaceutical opioid. This compound is classified directly under this tariff item.
4-Cyano-2-dimethylamino-4,4-diphenylbutane Hydrochloride
The hydrochloride salt of 4-cyano-2-dimethylamino-4,4-diphenylbutane is a chemically defined salt of the methadone intermediate. Tariff item 2926.30.00 covers the methadone intermediate and its salts, making this hydrochloride salt classifiable under this item. It is classified as a salt of the named compound.
Fenproporex Acetate
Fenproporex acetate is the acetic acid salt of fenproporex (INN), a nitrile-function organic compound. As a salt of a named INN compound, it is classified under tariff item 2926.30.00, which covers fenproporex and its salts. This form is used as a volatile analytical standard in toxicology laboratories.
Fenproporex Base Powder
Pure fenproporex base is the free amine form of this INN nitrile compound, explicitly named in tariff item 2926.30.00. As a separate chemically defined organic compound with a nitrile function, it falls directly under this item. It is used in research and analytical applications.
Fenproporex Citrate
Fenproporex citrate is a stable salt formed between fenproporex (INN) and citric acid. Tariff item 2926.30.00 covers fenproporex and its salts, making this citrate salt classifiable under this item. It is used in analytical standards for doping control testing.
Fenproporex Free Base Analytical Grade
Analytical grade fenproporex base with purity above 99.5% is the INN compound itself, explicitly covered by tariff item 2926.30.00. This high-purity form is essential for synthesis of radiolabeled tracers in PET imaging research. It is packaged under nitrogen to prevent oxidation.