Senecionine
Senecionine is an aromatic otonecine-class pyrrolizidine lactone alkaloid used in toxicology research. Classified under HTS 2932.20.20.00 due to its oxygen-containing heterocyclic lactone structure and pharmaceutical research applications. Isolated from Senecio plants as reference hepatotoxin standard.
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Alternative Classifications
This product could be classified differently depending on its characteristics or intended use.
If classified primarily as alkaloid rather than lactone
Chapter notes prioritize last numerical heading; alkaloids in 2939 supersede lactone heading 2932
If part of immunotoxicology diagnostic kit
Toxins in immunological products move to Chapter 30 even if chemically pure
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Import Tips & Compliance
• Submit Institutional Animal Care approval if for toxicity studies; declare research-only use
• Specify isolation method (HPLC purification) and purity (>95%) to qualify as reference standard
• Include genotoxicity warning labels per GHS; handle as potent hepatocarcinogen
Related Products under HTS 2932.20.20.00
Warfarin Sodium
Warfarin sodium is an aromatic lactone derivative used as an anticoagulant drug to prevent blood clots. It falls under HTS 2932.20.20.00 as an aromatic lactone classified as a drug, containing oxygen hetero-atoms in a heterocyclic structure. This synthetic coumarin-based compound is chemically defined and meets Chapter 29 requirements for pharmaceutical lactones.
Dicumarol
Dicumarol is a naturally-derived aromatic lactone anticoagulant originally isolated from spoiled sweet clover. Classified under HTS 2932.20.20.00 as an aromatic lactone drug with oxygen-containing heterocyclic ring. Used historically for thrombosis treatment before synthetic alternatives.
Aflatoxin B1 Standard
Aflatoxin B1 is a highly toxic aromatic lactone mycotoxin used as analytical standard for food safety testing. Falls under HTS 2932.20.20.00 as an aromatic lactone with recognized pharmaceutical reference applications. The difurocoumarin structure contains oxygen hetero-atoms in fused heterocyclic rings.
Alizarin
Alizarin is a red anthraquinone derivative containing aromatic lactone functionality used in pharmaceutical staining. Falls under HTS 2932.20.20.00 as aromatic oxygen-heterocycle with drug applications in histology. Historically significant as first synthetic dye with medicinal uses.
Patulin Reference Standard
Patulin is a toxic aromatic lactone mycotoxin produced by Penicillium fungi, used as analytical standard. HTS 2932.20.20.00 covers this oxygen-heterocyclic drug reference due to its pharmaceutical toxicology applications. Regulated for juice and food safety testing.