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2-Imino-1-methylimidazolidin-4-one hydrochloride

CAS 19230-81-0

4H-Imidazol-4-one, 2-amino-1,5-dihydro-1-methyl-, hydrochloride (1:1)

Molecular structure of 19230-81-0
1 HCl
US productionNot reported
Import value, 2024$114M
Top sourceChina 26%

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 293329 · basket

These shares come from HS customs code 293329, which covers 173 tracked chemicals in total. They estimate the category's origin mix, not this chemical specifically.

Source Countries
CN 26%ChinaIN 17%IndiaKR 16%South KoreaDE 9%GermanyIT 9%Italy

Why It Matters

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

Chemical Identity

CAS19230-81-0
PubChem CIDNot recorded
DTXSIDDTXSID4066468
FormulaC4H8ClN3O
Mol. Weight149.58 g/mol
SMILESCl.CN1CC(=O)N=C1N

Data Sources

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Brief citations

2-Imino-1-methylimidazolidin-4-one hydrochloride (CAS 19230-81-0) https://chemicalindependence.com/chemical/19230-81-0/ EPA TSCA Inventory: CAS 19230-81-0. Retrieved 2026-10-04. https://www.epa.gov/tsca-inventory US Census international trade: HS 293329 for CAS 19230-81-0. Reporting year: 2024. https://usatrade.census.gov/