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Triptolide

CAS 38748-32-2

Molecular structure of 38748-32-2
US productionNot reported
Import value, 2024$286M
Top sourceChina 48%

This chemical is not on EPA’s Toxic Substances Control Act inventory, the list behind EPA’s production survey.

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 293220 · basket

These shares come from HS customs code 293220, which covers 151 tracked chemicals in total. They estimate the category's origin mix, not this chemical specifically.

Source Countries
CN 48%ChinaIN 15%IndiaJP 7%JapanGB 7%United KingdomCH 7%Switzerland

Why It Matters

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

Chemical Identity

CAS38748-32-2
PubChem CIDNot recorded
DTXSIDDTXSID5041144
FormulaC20H24O6
Mol. Weight360.406 g/mol
SMILESCC(C)[C@]12O[C@H]1[C@@H]1O[C@]11[C@]3(O[C@H]3C[C@H]3C4=C(CC[C@]13C)C(=O)OC4)[C@@H]2O

Data Sources

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Brief citations

Triptolide (CAS 38748-32-2) https://chemicalindependence.com/chemical/38748-32-2/ EPA CompTox (DSSTox): 38748-32-2. Retrieved 2026-04-29. https://comptox.epa.gov/dashboard/chemical/details/DTXSID5041144 US Census international trade: HS 293220 for CAS 38748-32-2. Reporting year: 2024. https://usatrade.census.gov/