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1H,4H,5H-pyrazolo(3,4-d)pyridazin-4-one

CAS 13521-25-0 · C5H4N4O
Hazard class
Warning — Irritant / harmful
Pictograms
Irritant / harmful
H-statements
  • H302 Harmful if swallowed
  • H315 Causes skin irritation
  • H319 Causes serious eye irritation
  • H335 May cause respiratory irritation
Synonyms
1H,4H,5H-Pyrazolo[3,4-d]pyridazin-4-one · 1H,4H,5H-pyrazolo(3,4-d)pyridazin-4-one · RefChem:437789 · 865-113-7 · 1H-Pyrazolo[3,4-d]pyridazin-4(5H)-one · 13521-25-0 · 1,5-dihydro-4H-Pyrazolo[3,4-d]pyridazin-4-one · 1,5-dihydropyrazolo[3,4-d]pyridazin-4-one
Molecular weight
136.11 g/mol
Browse similar
Irritant / harmful
Data source
Aggregated classification PubChem
GHS aggregated by PubChem from registrant and agency submissions; not individually harmonised. Always verify against the official SDS before compliance use.
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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.