Tilidine (INN) and its salts
Oxygen-function amino-compounds. > Amino-acids, other than those containing more than one kind of oxygen function, and their esters; salts thereof: > Tilidine (INN) and its salts > Tilidine (INN) and its salts
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Subheadings
Products classified under Tariff item 2922.44.00
Tilidine (3-(4-Methoxyphenylmethyl)aminomethyl-4-phenyl-piperidine)
Tilidine base is the free alkaloid form of this synthetic opioid, chemically defined as an oxygen-function amino-compound. It is classified under tariff item 2922.44.00 as the INN compound itself, not as a salt.
Tilidine Citrate Salt
Tilidine citrate is a salt form of tilidine combined with citric acid, meeting the amino-acid salt classification under oxygen-function compounds. It falls under tariff item 2922.44.00 as a salt of the INN tilidine.
Tilidine Hydrochloride
Tilidine hydrochloride is the hydrochloride salt form of tilidine, a synthetic opioid analgesic used for moderate to severe pain relief. It falls under tariff item 2922.44.00 as a specific salt of tilidine, an oxygen-function amino-compound.
Tilidine Mesylate
Tilidine mesylate, the methanesulfonate salt of tilidine, is imported as a stable form for API production under tariff item 2922.44.00. As an INN salt of an oxygen-function amino-acid, it aligns with Chapter 29 notes.
Tilidine Phosphate
This pharmaceutical-grade tilidine phosphate salt is a chemically defined oxygen-function amino-acid derivative listed under tariff item 2922.44.00. Imported as high-purity powder for compounding into injectable or oral opioid formulations.