Ortho-phthalaldehyde (OPA / Cidex OPA) Safety Profile

Safety Summary

Hazard ProfileDetailed hazard record — see the risk bands

Risk (Adults)Moderate

Risk (Children)Moderate

Risk (Dogs)Low

Risk (Cats)Low

Regulatory Status

SummaryNo major regulatory flags

Molecular FormulaC8H6O2

Molecular Weight134.13

Sources

No citations are recorded specifically for the human adult context, so the record-wide source list is shown. It backs the record, not this particular band.

PubChem computed properties for CID 4807 (computed, not measured; as recorded by PubChem) DATABASE · 2026
OEHHA Proposition 65 List of Carcinogens or Reproductive Toxicants (CSV, list date 31-Jul-26) REGULATORY
PubChem computed structure descriptors for CID 4807 (computed, not measured; as recorded by PubChem) DATABASE · 2026

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

Embed safety badge

<img src="https://api.aletheia.holisticquality.io/api/badge/hq-c-org-002021?context=human_adult&style=flat" alt="Ortho-phthalaldehyde (OPA / Cidex OPA) safety badge">