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Ethyl nitrite

Drug ingredient

CAS 109-95-5

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

Molecular structure of 109-95-5
US productionNot reported
Import value, 2024$208M
Top sourceChina 28%

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 292090 · basket

These shares come from HS customs code 292090, which covers 98 tracked chemicals in total. They estimate the category's origin mix, not this chemical specifically.

Source Countries
CN 28%ChinaKR 17%South KoreaIT 13%ItalyIN 10%IndiaDE 9%Germany
1 FDA-registered drug labeler
Hahnemann Laboratories, INC.

Why It Matters

Sectors
Health
Downstream Uses

Appears in 1 drug and cosmetic product listings (FDA).

  • •Nitri Spiritus Dulcis
FDA Shortage Status
No FDA shortage records

Chemical Identity

CAS109-95-5
PubChem CID8026
DTXSIDDTXSID9046574
FormulaC2H5NO2
Mol. Weight75.07 g/mol
SMILESCCON=O

Data Sources

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Brief citations

Ethyl nitrite (CAS 109-95-5) https://chemicalindependence.com/chemical/109-95-5/ PubChem: 8026. Retrieved 2026-04-07. https://pubchem.ncbi.nlm.nih.gov/compound/8026 EPA TSCA Inventory: CAS 109-95-5. Retrieved 2026-04-24. https://www.epa.gov/tsca-inventory FDA National Drug Code directory: bulk match. Retrieved 2026-04-07. https://open.fda.gov/data/ndc/ US Census international trade: HS 292090 for CAS 109-95-5. Reporting year: 2024. https://usatrade.census.gov/