Fenetylline (INN) and its salts
Alkaloids, natural or reproduced by synthesis, and their salts, ethers, esters and other derivatives. > Theophylline and aminophylline (theophylline-ethylenediamine) and their derivatives; salts thereof: > Fenetylline (INN) and its salts > Fenetylline (INN) and its salts
Duty Rate (from China)
Products classified 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.
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.