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Levamisole phosphate

Drug ingredient

CAS 32093-35-9

This chemical is an active pharmaceutical ingredient used in FDA-regulated drugs.

Molecular structure of 32093-35-9
US productionNot reported
Import value, 2024$6.4B
Top sourceSingapore 36%

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 293499 · basket

These shares come from HS customs code 293499, which covers 575 tracked chemicals in total. They estimate the category's origin mix, not this chemical specifically.

Source Countries
SG 36%SingaporeIE 23%IrelandCN 11%ChinaCH 6%SwitzerlandIN 5%India
1 FDA-registered drug labeler
Nanjing White Whale Pharmaceutical Co., Ltd

Why It Matters

Sectors
Health
Downstream UsesNot recorded
FDA Shortage Status
No FDA shortage records

Chemical Identity

CAS32093-35-9
PubChem CID198119
DTXSIDDTXSID90185890
FormulaC11H15N2O4PS
Mol. Weight302.29 g/mol
SMILESC1CSC2=NC(CN21)C3=CC=CC=C3.OP(=O)(O)O

Data Sources

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Brief citations

Levamisole phosphate (CAS 32093-35-9) https://chemicalindependence.com/chemical/32093-35-9/ PubChem: 198119. Retrieved 2026-04-07. https://pubchem.ncbi.nlm.nih.gov/compound/198119 FDA National Drug Code directory: CAS 32093-35-9. Retrieved 2026-04-25. https://open.fda.gov/data/ndc/ FDA National Drug Code directory: bulk match. Retrieved 2026-04-07. https://open.fda.gov/data/ndc/ US Census international trade: HS 293499 for CAS 32093-35-9. Reporting year: 2024. https://usatrade.census.gov/