Quinidine Base
Quinidine base is a dextrorotatory cinchona alkaloid used as a precursor for antiarrhythmic drugs. It is classified under tariff item 2939.20.00 as a natural or reproduced cinchona alkaloid. The product is imported in bulk powder form for salt formation in pharmaceutical manufacturing.
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:
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Import Tips & Compliance
• Ensure the product is chemically pure and meets pharmacopoeia standards if intended for pharmaceutical use
• Keep documentation of the alkaloid's origin and purity for CBSA
• Verify if a controlled substance permit is needed for importation
Related Products under Tariff item 2939.20.00
Cinchonidine
Cinchonidine, a free-base alkaloid from cinchona bark, used as a chiral catalyst precursor. It is a separate chemically defined organic compound, falling under tariff item 2939.20.00 for cinchona alkaloids.
Cinchonidine Base
Cinchonidine base is a naturally occurring cinchona alkaloid, chemically defined and isolated from cinchona bark. It is used as a resolving agent for racemic acids in pharmaceutical synthesis. This product falls under tariff item 2939.20.00 as an alkaloid of cinchona and its derivatives, including salts thereof.
Cinchonidine Sulfate
Cinchonidine sulfate is a salt derived from cinchonidine, a cinchona alkaloid, used as an intermediate in organic synthesis and alkaloid resolution. It qualifies under tariff item 2939.20.00 as a salt of cinchona alkaloids, consistent with Chapter 29 notes on salts of organic compounds. The product is chemically defined and suitable for laboratory or industrial use.
Cinchonine Base
Cinchonine base is a natural alkaloid extracted from cinchona bark, used in stereoselective organic reactions. It is a separate chemically defined compound, qualifying under tariff item 2939.20.00 as an alkaloid of cinchona. The product is typically imported in research quantities for pharmaceutical synthesis.
Cinchonine Hydrochloride
Cinchonine hydrochloride is a salt of cinchonine, a cinchona alkaloid, used as a chiral resolving agent in pharmaceutical synthesis. It falls under tariff item 2939.20.00 as a chemically defined salt of cinchona alkaloids, per Chapter 29 scope. The product is used in laboratory and industrial applications.
Cinchonine Sulfate
Cinchonine sulfate, the sulfate salt of cinchonine, used in analytical chemistry as a precipitant. As a salt of a cinchona alkaloid, it is classified under tariff item 2939.20.00.