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Please be aware that this old REACH registration data factsheet is no longer maintained; it remains frozen as of 19th May 2023.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-[2-(1,3-dioxo-2,3-dihydro-1H-isoindol-2-yl)ethoxy]-2-oxoethyl 3-({2-chloro-4-[2-(4-nitrophenyl)diazen-1-yl]phenyl}amino)propanoate

Inventory

EC number:
435-990-7
EC name:
-
CAS number:
-
Description:
YELLOW 981
CAS number:
371921-34-5
Synonyms
Names:
FOGOGS
YELLOW 981
Yellow 981 DP 90
[2-(1,3-dioxoisoindolin-2-yl) ethoxycarbonyl]methyl 3-[2-chloro- 4-(4-nitrophenylazo)anilino] propionate

Molecular and structural information

Molecular formula:
Hill formula: C27 H22 Cl N5 O8
CAS formula: C27 H22 Cl N5 O8
Molecular weight:
579.96
SMILES notation:
[O-][N+](=O)C1=CC=C(C=C1)N=NC2=CC=C(NCCC(=O)OCC(=O)OCCN3C(=O)C4=C(C=CC=C4)C3=O)C(=C2)Cl
Structural formula:
Chemical structure

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