Quinidine Gluconate
Quinidine gluconate is the gluconic acid salt of quinidine, a cinchona alkaloid used for treating cardiac arrhythmias. Classified under HTS 2939.20.0050 as a salt derivative of cinchona alkaloids. This form enhances solubility for pharmaceutical applications.
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Alternative Classifications
This product could be classified differently depending on its characteristics or intended use.
If classified specifically as quinidine base rather than salt
Pure quinidine alkaloid (non-salt form) uses principal subheading 2939.20.0010.
If containing primary amino-function but lacking cinchona structure
Compounds with amino-groups not specific to cinchona alkaloids classified by oxygen/nitrogen function in heading 2922.
If imported as mixture with excipients exceeding 95% purity
Preparations not meeting chapter note purity standards for chemically defined compounds fall under mixtures heading.
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Import Tips & Compliance
• Provide pharmacopeial compliance certificates (USP/EP) verifying identity and potency
• Declare exact salt form and counterion ratio to avoid reclassification as base alkaloid
• Monitor for chiral purity documentation as optical isomers may affect therapeutic classification
Related Products under HTS 2939.20.00.50
Quinine Sulfate Dihydrate
Quinine sulfate dihydrate is a salt derivative of the cinchona alkaloid quinine, used primarily as an antimalarial medication. It falls under HTS 2939.20.0050 as a derivative salt of cinchona alkaloids, specifically classified as 'other' within this subheading. This pure chemical compound is supplied for pharmaceutical manufacturing.
Cinchonidine Sulfate
Cinchonidine sulfate is the sulfate salt of cinchonidine, a minor alkaloid from cinchona bark used in organic synthesis and as a chiral resolving agent. It qualifies under HTS 2939.20.0050 as 'other' cinchona alkaloid derivatives. Supplied as high-purity chemical intermediate.
Quinine Hydrochloride Dihydrate
Quinine hydrochloride dihydrate is a water-soluble salt form of quinine alkaloid from cinchona, used in parenteral antimalarial formulations. Falls under HTS 2939.20.0050 as other cinchona derivatives. The dihydrate form is standard for injectables.
Cinchonine Hydrochloride
Cinchonine hydrochloride is the hydrochloride salt of cinchonine alkaloid from cinchona bark, used as a precipitating agent and in resolution of racemates. Classified HTS 2939.20.0050 as other cinchona salt derivative. High purity for laboratory use.
Quinine Ethyl Carbonate
Quinine ethyl carbonate is an ester derivative of quinine alkaloid from cinchona, historically used in tonic water and pharmaceuticals. HTS 2939.20.0050 covers this as other cinchona derivative. Less common but still commercially available.
Quinidine Sulfate Dihydrate
Quinidine sulfate dihydrate is the principal antiarrhythmic salt form of quinidine from cinchona, used in oral solid dosage forms. Falls under HTS 2939.20.0050 as other cinchona derivatives. Pharmaceutical grade with defined hydrate.