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3,4-Dichloroisocoumarin

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3,4-Dichloroisocoumarin molecular structure
Molecular structure

The Sigma-Aldrich catalog lists 3 grades and pack sizes of 3,4-Dichloroisocoumarin (CAS 51050-59-0). Pick the code you need and request a quote for price and lead time from Klar Chem.

CAS51050-59-0
Molecular formulaC9H4Cl2O2
Molecular weight215.03 g/mol
IUPAC name3,4-dichloroisochromen-1-one
Synonyms3,4-Dichloro-1H-isochromen-1-one · 3,4-Dcl · 3,4-Dichloro-1H-2-benzopyran-1-one · 1H-2-Benzopyran-1-one, 3,4-dichloro- · RefChem:91034 · 3,4-dichloroisochromen-1-one
Safety & Hazards (GHS) Danger
Acute toxic Acute toxic
  • H301 Toxic if swallowed
  • H315 Causes skin irritation
  • H319 Causes serious eye irritation
  • H335 May cause respiratory irritation

⚠️ For information only (source: EU CLP harmonised classification and ECHA notifications, via PubChem); not a substitute for the official Safety Data Sheet (SDS).

Catalog codes and grades

Brand Product / grade Code
Sigma 3,4-DICHLOROISOCOUMARIN D7910-10MG
D7910-25MG
D7910-5MG		 Request Quote

For information only; specifications and availability are confirmed at quotation. Prices are not listed.