Fenetylline Sulfate
Fenetylline sulfate is the sulfate salt of fenetylline (INN), a synthetic central nervous system stimulant alkaloid. It is classified under tariff item 2939.51.00 as a salt of the named INN, consistent with Chapter 29's coverage of salts of alkaloids.
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 product is a derivative other than a salt of fenetylline.
This alternative covers other theophylline derivatives not specifically named in 2939.51.
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
• Provide a certificate of analysis to confirm the sulfate salt form
• Verify if the product is listed as a controlled substance and obtain necessary permits
• Ensure proper documentation for customs to avoid delays
Related Products under Tariff item 2939.51.00
Fenetylline Citrate
Fenetylline citrate is the citric acid salt of fenetylline (INN), a synthetic alkaloid with stimulant properties. It is classified under tariff item 2939.51.00 as a salt of the specifically named INN fenetylline, consistent with Chapter 29's coverage of salts of alkaloids.
Fenetylline Hydrochloride
Fenetylline hydrochloride is the hydrochloride salt of fenetylline (INN), a synthetic alkaloid related to theophylline and amphetamine. It falls under tariff item 2939.51.00 as a salt of the named INN, per Chapter 29's inclusion of salts of alkaloids.
Fenetylline Mesylate
Fenetylline mesylate is the methanesulfonic acid salt of fenetylline (INN), used for improved solubility in pharmaceutical applications. It is classified under tariff item 2939.51.00 as a salt of the named INN, consistent with Chapter 29's coverage of salts of alkaloids.
Fenetylline Phosphate
Fenetylline phosphate is the phosphoric acid salt of fenetylline (INN), used in pharmaceutical research as a theophylline derivative. It falls under tariff item 2939.51.00 as a salt of the named INN, per Chapter 29's inclusion of salts of alkaloids.