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1,2-dihydroxybenzene; pyrocatechol

CAS 120-80-9 · C6H6O2
Hazard class
Danger — Health hazard, Toxic
Pictograms
Health hazardToxic
H-statements
  • H350 May cause cancer
  • H341 Suspected of causing genetic defects
  • H311 Toxic in contact with skin
  • H301 Toxic if swallowed
  • H315 Causes skin irritation
  • H319 Causes serious eye irritation
Common uses (US EPA CDR)
Intermediate
Workplace exposure limits
NIOSH REL TWA 5 ppm (20 mg/m3) [skin]
OSHA PEL none
IDLH N.D.
Occupational exposure limits — NIOSH Pocket Guide.
Synonyms
catechol · pyrocatechol · 1,2-dihydroxybenzene · 1,2-benzenediol · benzene-1,2-diol · pyrocatechin · 2-hydroxyphenol · o-Dihydroxybenzene
Molecular weight
110.11 g/mol
Browse similar
Health hazard · Toxic
Data source
Harmonised classification ECHA — EU CLP Annex VI
Legally binding EU classification adopted by ECHA under CLP Annex VI — the highest-confidence GHS source.
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GHS/CLP classification from authoritative registries (ECHA Annex VI, PubChem). SNRL is a free chemical safety search. Browse categories · API · Console
Guide only. This information is compiled from published safety data sheets and public regulatory registries and is believed correct at the date of publication shown. It is not all-inclusive and shall be used only as a guide. It does not replace the manufacturer’s current Safety Data Sheet, which governs in all cases. SNRL shall not be held liable for any injury, loss or damage resulting from handling of, or contact with, any product listed.