Quinidine Base
Quinidine base, the dextrorotatory cinchona alkaloid, precursor for antiarrhythmic drugs. Classified HTS 2939.20.00 as natural/reproduced cinchona alkaloid per full heading scope. Bulk powder for salt formation in pharma.
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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 in blood grouping serum mixtures
Immunological products containing alkaloids shift to Chapter 30 per exclusions.
If bark-derived crude concentrate
State of completion determines Chapter 13 vs refined Chapter 29.
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Import Tips & Compliance
• Chiral purity verification via polarimetry essential; DEA precursor monitoring applies; validate against BP/USP standards
Related Products under HTS 2939.20.00
Quinine Sulfate Dihydrate
Quinine sulfate dihydrate is a salt of the cinchona alkaloid quinine, used primarily as an antimalarial drug and for treating leg cramps. It falls under HTS 2939.20.00 as a derivative salt of cinchona alkaloids, fitting chapter 29's scope for chemically defined organic compounds and their salts. This white crystalline powder is typically imported in bulk for pharmaceutical manufacturing.
Quinidine Sulfate
Quinidine sulfate is a cinchona alkaloid salt used as an antiarrhythmic agent to treat heart rhythm disorders. Classified under HTS 2939.20.00 as a salt derivative of cinchona alkaloids, it meets chapter 29 requirements for separate chemically defined organic compounds. Imported as a fine powder for compounding into cardiac medications.
Cinchonidine Sulfate
Cinchonidine sulfate, derived from cinchona bark, serves as an intermediate in organic synthesis and alkaloid resolution. It qualifies for HTS 2939.20.00 as a salt of cinchona alkaloids, aligning with chapter notes for chemically defined compounds and their salts. Typically imported as a research chemical or API precursor.
Quinine Hydrochloride
Quinine hydrochloride is the hydrochloride salt of quinine, used intravenously for severe malaria treatment. It is classified under HTS 2939.20.00 per chapter note (C)(1) for inorganic salts of organic compounds following the parent alkaloid heading. This soluble salt form facilitates medical administration.
Quinine Gluconate
Quinine gluconate is a gluconate salt of quinine used in intramuscular malaria treatments with reduced toxicity. HTS 2939.20.00 applies as a salt derivative of cinchona alkaloids per chapter notes on salt classification following the organic base. Imported for hospital pharmacy compounding.
Cinchonine Hydrochloride
Cinchonine hydrochloride, a salt from cinchona, acts as a chiral resolving agent in pharmaceutical synthesis. Classified in HTS 2939.20.00 as a chemically defined salt of cinchona alkaloids per chapter 29 scope. Used in laboratories for asymmetric synthesis applications.