Methysergide Maleate
Methysergide maleate is a semisynthetic lysergic acid derivative salt used in migraine research, classified under HTS 2939.63.00.00 as a rye ergot alkaloid salt. Meets chapter requirements for chemically defined organic compounds.
Import Duty Rates by Country of Origin
| Origin Country | MFN Rate | Ch.99 Surcharges | Total Effective Rate |
|---|---|---|---|
| 🇨🇳China | Free | — | Free |
| 🇲🇽Mexico | Free | — | Free |
| 🇨🇦Canada | Free | — | Free |
| 🇩🇪Germany | Free | — | Free |
| 🇯🇵Japan | Free | — | Free |
Alternative Classifications
This product could be classified differently depending on its characteristics or intended use.
If hormonal or ant migraine preparations
If formulated for specific therapeutic use, moves to medicaments chapter.
If other ergot alkaloids not specified
Residual category for ergot derivatives without specific salt provisions.
Not sure which classification is right?
Our AI classifier can analyze your specific product and recommend the correct HTS code with confidence.
Import Tips & Compliance
• Check FDA Orange Book status for any reference standard requirements
• Provide batch-specific chromatograms demonstrating lysergic acid content
• Declare research-only intended use to avoid pharmaceutical dosage form scrutiny
Related Products under HTS 2939.63.00.00
Lysergic Acid Diethylamide (LSD) Tartrate
Lysergic acid diethylamide (LSD) in its tartrate salt form is a semi-synthetic derivative of lysergic acid, classified under HTS 2939.63.00.00 as a salt of lysergic acid from rye ergot alkaloids. It is a chemically defined organic compound used primarily in research settings due to its potent hallucinogenic properties.
Ergocristine Methanesulfonate Salt
Ergocristine methanesulfonate is a salt derivative of lysergic acid-containing ergot alkaloid from rye ergot, falling under HTS 2939.63.00.00. This chemically defined organic compound is used in pharmaceutical research for its vasoconstrictive properties.
Lysergic Acid Amide Hydrochloride
Lysergic acid amide hydrochloride is the hydrochloride salt of a lysergic acid derivative from rye ergot alkaloids, properly classified in HTS 2939.63.00.00. This pure chemical compound serves as an intermediate in alkaloid synthesis research.
Ergonovine Maleate Salt
Ergonovine maleate, a lysergic acid derivative salt from rye ergot, is classified under HTS 2939.63.00.00 as it meets the chapter definition for chemically defined alkaloid salts. Used in medical research for its uterotonic properties.
D-Lysergic Acid Sodium Salt
D-Lysergic acid sodium salt is the sodium salt form of the natural D-isomer of lysergic acid from ergot alkaloids, classified in HTS 2939.63.00.00 per chapter notes on organic compound salts. Primarily used as a synthetic intermediate.
Iso-Lysergic Acid Hydrazide Salts
Iso-lysergic acid hydrazide salts are derivatives of lysergic acid from rye ergot, classified as salts under HTS 2939.63.00.00. These chemically defined compounds are used in neuropharmacological studies.