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N-Nitrosodimethylamine

CAS 62-75-9

Methanamine, N-methyl-N-nitroso-

Molecular structure of 62-75-9
US productionNot reported
Import value, 2024$133M
Top sourceChina 47%

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 292990 · basket

These shares come from HS customs code 292990, which covers 38 tracked chemicals in total. They estimate the category's origin mix, not this chemical specifically.

Source Countries
CN 47%ChinaDE 20%GermanyIN 14%IndiaGB 4%United KingdomKR 4%South Korea

Why It Matters

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

Chemical Identity

CAS62-75-9
PubChem CIDNot recorded
DTXSIDDTXSID7021029
FormulaC2H6N2O
Mol. Weight74.083 g/mol
SMILESCN(C)N=O

Data Sources

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Brief citations

N-Nitrosodimethylamine (CAS 62-75-9) https://chemicalindependence.com/chemical/62-75-9/ EPA TSCA Inventory: CAS 62-75-9. Retrieved 2026-10-04. https://www.epa.gov/tsca-inventory US Census international trade: HS 292990 for CAS 62-75-9. Reporting year: 2024. https://usatrade.census.gov/