Pentane

CAS: 109-66-0

High Risk (Adults)

Safety Summary

Hazard Profilehazardous

Risk (Adults)High

Risk (Children)High

Risk (Dogs)Moderate To High

Risk (Cats)Moderate To High

Regulatory Status

SummaryNo major regulatory flags

Molecular FormulaC5H12

Molecular Weight72.15

Sources

These citations are the ones recorded for the human adult context.

PubChem Compound CID 8003 DATABASE
EPA CompTox Chemicals Dashboard — DTXSID2025846 EPA
ATSDR Toxicological Profile — CAS 109-66-0 REFERENCE
§ 1910.1000 Air contaminants. REGULATORY
identity database ECHA CHEM, Download all substances: REACH registrations (ECHA's own list of REACH-registered substances) REGULATORY · 2026
where to look PubChem: Toxicity section (CID 8003) PUBCHEM
Permissible Exposure Limits – OSHA Annotated Table Z-1 REGULATORY
L_2006038EN.01003601.xml REGULATORY
OEHHA Proposition 65 List of Carcinogens or Reproductive Toxicants (CSV, list date 31-Jul-26) REGULATORY
where to look Hazardous Substances Data Bank (HSDB), as recorded by PubChem (Experimental Properties, CID 8003; where-to-look, not a source of this value) DATABASE · 2026
EPA CompTox CTX API: predicted properties for DTXSID2025846 (Pentane) REFERENCE
ECHA Annex VI to CLP: the unofficial Excel table (up to and including the 23rd ATP) REGULATORY

Same data as the API response, which is open and needs no key. The full per-record source list is available to authenticated callers.

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