Registration Dossier

Data platform availability banner - registered substances factsheets

Please be aware that this old REACH registration data factsheet is no longer maintained; it remains frozen as of 19th May 2023.

The new ECHA CHEM database has been released by ECHA, and it now contains all REACH registration data. There are more details on the transition of ECHA's published data to ECHA CHEM here.

Diss Factsheets

Reference substances

Reference substances

Currently viewing:
IUPAC name:
2-benzofuran-1,3-dione

Inventory

EC number:
201-607-5
EC name:
Phthalic anhydride
CAS number:
85-44-9
CAS number:
85-44-9
Synonyms
Names:
Identifier:
other: chemical name
1,3-Isobenzofurandione

Molecular and structural information

Molecular formula:
C8H4O3
Molecular weight:
148.116
SMILES notation:
O=C1OC(=O)c2ccccc12
InChl:
InChI=1/C8H4O3/c9-7-5-3-1-2-4-6(5)8(10)11-7/h1-4H
Structural formula:
Chemical structure

Related substances