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Sodium 1-(2-hydroxy-3-{4-[hydroxy(sulfonato)methyl]phenoxy}propyl)pyridin-1-ium-3-carboxylate

CAS 68016-08-0

Pyridinium, 3-carboxy-1-[2-hydroxy-3-[4-(hydroxysulfomethyl)phenoxy]propyl]-, inner salt, sodium salt (1:1)

Molecular structure of 68016-08-0
1 Na⁺
US productionNot reported
Import value, 2024$1.3B
Top sourceChina 32%

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 293339 · basket

These shares come from HS customs code 293339, which covers 397 tracked chemicals in total. They estimate the category's origin mix, not this chemical specifically.

Source Countries
CN 32%ChinaIN 15%IndiaDE 10%GermanyBE 9%BelgiumCH 8%Switzerland

Why It Matters

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

Chemical Identity

CAS68016-08-0
PubChem CIDNot recorded
DTXSIDDTXSID20987440
FormulaC16H16NNaO8S
Mol. Weight405.35 g/mol
SMILES[Na+].OC(COC1=CC=C(C=C1)C(O)S([O-])(=O)=O)C[N+]1=CC=CC(=C1)C([O-])=O

Data Sources

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Brief citations

Sodium 1-(2-hydroxy-3-{4-[hydroxy(sulfonato)methyl]phenoxy}propyl)pyridin-1-ium-3-carboxylate (CAS 68016-08-0) https://chemicalindependence.com/chemical/68016-08-0/ EPA TSCA Inventory: CAS 68016-08-0. Retrieved 2026-10-04. https://www.epa.gov/tsca-inventory US Census international trade: HS 293339 for CAS 68016-08-0. Reporting year: 2024. https://usatrade.census.gov/