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Digitoxin

CAS 71-63-6

Card-20(22)-enolide, 3-[(O-2,6-dideoxy-β-D-ribo-hexopyranosyl-(1→4)-O-2,6-dideoxy-β-D-ribo-hexopyranosyl-(1→4)-2,6-dideoxy-β-D-ribo-hexopyranosyl)oxy]-14-hydroxy-, (3β,5β)-

Molecular structure of 71-63-6
US productionNot reported
Import value, 2024$296M
Top sourceChina 71%

This chemical is listed as active in US commerce, but no company reported it to EPA’s survey for 2019 or 2023. Sites may have made or imported less than the threshold amount, or none.

Why supply is unknown

Production is reported production, not a complete census of factories. Import value and source-country shares describe a shared customs category, not a separate chemical measurement.

Where It Comes From

Customs basis: HS 293890 · basket

These shares come from HS customs code 293890, which covers 25 tracked chemicals in total. They estimate the category's origin mix, not this chemical specifically.

Source Countries
CN 71%ChinaMY 11%MalaysiaBR 3%BrazilKR 2%South KoreaCL 2%Chile

Why It Matters

No EPA sector or FDA product records name a use for this chemical.

Chemical Identity

CAS71-63-6
PubChem CIDNot recorded
DTXSIDDTXSID0022933
FormulaC41H64O13
Mol. Weight764.95 g/mol
SMILES[H][C@@]1(C[C@H](O)[C@H](O[C@@]2([H])C[C@H](O)[C@H](O[C@@]3([H])C[C@H](O)[C@H](O)[C@@H](C)O3)[C@@H](C)O2)[C@@H](C)O1)O[C@H]1CC[C@@]2(C)[C@]([H])(CC[C@]3([H])[C@]2([H])CC[C@]2(C)[C@H](CC[C@]32O)C2=CC(=O)OC2)C1

Data Sources

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Brief citations

Digitoxin (CAS 71-63-6) https://chemicalindependence.com/chemical/71-63-6/ EPA TSCA Inventory: CAS 71-63-6. Retrieved 2026-10-04. https://www.epa.gov/tsca-inventory US Census international trade: HS 293890 for CAS 71-63-6. Reporting year: 2024. https://usatrade.census.gov/