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Please be aware that this old REACH registration data factsheet is no longer maintained; it remains frozen as of 19th May 2023.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:
N-[(1Z,4Z)-4-(hydroxyimino)cyclohexa-2,5-dien-1-ylidene]hydroxylamine

Inventory

EC number:
203-271-5
EC name:
p-benzoquinone dioxime
CAS number:
105-11-3
CAS number:
105-11-3
Synonyms
Names:
2,5-Cyclohexadiene-1,4-dione, dioxime
Identifier:
EC name
p-benzoquinone dioxime
Identifier:
EC number
203-271-5
Identifier:
common name
Quinone dioxime
Identifier:
other: InChl
InChI=1/C6H6N2O2/c9-7-5-1-2-6(8-10)4-3-5/h1-4,9-10H
Identifier:
other: SMILES notation
ON=C1C=CC(C=C1)=NO
Identifier:
other:
Quinone dioxime
Identifier:
other:
para-benzoquinone dioxime
1,4-benzoquinone dioxime

Molecular and structural information

Molecular formula:
C6H6N2O2
Molecular weight:
138.124
SMILES notation:
ON=C1C=CC(=NO)C=C1
InChl:
Not Applcable: (reaction mass of geometric isomers)
Structural formula:
Chemical structure

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