Zinc, hydroxy(2-methyl-2-propenoato-κO)-

CAS 63451-47-8

U.S. production volumes are classified as confidential business information.

Molecular structure of 63451-47-8 — 1 H₂O · 1 Zn

US productionCBI

Confidential Business Information. The EPA withholds this volume because publishing it could reveal the reporting company's trade secrets.

Import value, 2024$26M

Import volumeZero

Top sourceSouth Korea 54%

At least one company claimed its 2023 production or import volume for this chemical as confidential, so EPA withholds it.

Why supply is unknown

Production is reported production, not a complete census of factories. US production volume is confidential. Production reporting year: 2023. Import value and source-country shares describe a shared customs category, not a separate chemical measurement.

Where It Comes From

Customs basis: HS 291613 · basket

EPA reports by year

2023: US production Confidential · Imports Zero
2019: US production Confidential · Imports 29.8K lb

These shares come from HS customs code 291613, which covers 11 tracked chemicals in total. They estimate the category's origin mix, not this chemical specifically.

Source Countries

Country of origin for US imports, from Census customs data (2024).

KR 54%South KoreaJP 33%JapanMY 6%MalaysiaDE 5%GermanyIN 2%India

China
Taiwan
United Kingdom

EPA-registered manufacturers (1)

Companies that report making or importing this chemical to the EPA. Registration is US-centric and does not indicate import origin.

Resin Solutions

Why It Matters

Sectors

Plastics & Rubber

Downstream UsesNot recorded

FDA Shortage Status

Whether any manufacturer currently reports this drug as in shortage on the FDA Drug Shortages database. "Active Shortage" means at least one presentation has status "current."

No FDA shortage records

Industrial Uses

Used in 2 sectors as 2 functional roles.

•Elasticizer in Rubber Product ManufacturingProcessing as a reactant
•Viscosity modifiers in Custom Compounding of Purchased ResinsProcessing—incorporation into formulation, mixture, or reaction product

Chemical Identity

CAS63451-47-8

PubChem CID113239

DTXSIDDTXSID8069858

FormulaC4H8O3Zn

Mol. Weight169.5 g/mol

SMILESCC(=C)C(=O)O.O.[Zn]

Data Sources

EPA CompTox (DSSTox) · DTXSID8069858Retrieved 2026-04-06
PubChem · compound 113239Retrieved 2026-04-06
EPA Chemical Data ReportingReporting year: 2023 · Retrieved 2026-10-04
EPA Chemical Data ReportingReporting year: 2023 · Retrieved 2026-10-04
US Census international tradeReporting year: 2024 · Retrieved 2026-10-04

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Brief citations

Zinc, hydroxy(2-methyl-2-propenoato-κO)- (CAS 63451-47-8) https://chemicalindependence.com/chemical/63451-47-8/ EPA CompTox (DSSTox): DTXSID8069858. Retrieved 2026-04-06. https://comptox.epa.gov/dashboard/chemical/details/DTXSID8069858 PubChem: 113239. Retrieved 2026-04-06. https://pubchem.ncbi.nlm.nih.gov/compound/113239 EPA Chemical Data Reporting: 63451-47-8. Reporting year: 2023. https://www.epa.gov/chemical-data-reporting EPA Chemical Data Reporting: CAS 63451-47-8. Reporting year: 2023. https://www.epa.gov/chemical-data-reporting US Census international trade: HS 291613 for CAS 63451-47-8. Reporting year: 2024. https://usatrade.census.gov/