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Please be aware that this old REACH registration data factsheet is no longer maintained; it remains frozen as of 19th May 2023.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

Inventory

EC number:
200-001-8
EC name:
Formaldehyde
CAS number:
50-00-0
CAS number:
50-00-0
Synonyms
Names:
Formaldehyde
Formaldehyde Formalin
Formalin
Formalin Formol Methanal Methan diol
formalin
formol
methanal
paraformaldehyde formalin methylene oxide
Identifier:
IUPAC name
Formaldehyde
Identifier:
IUPAC name
Methanal
Identifier:
IUPAC name
methanal
Identifier:
IUPAC name
methanal
Identifier:
common name
Formalina, aldehído fórmico, óxido de metileno, metanaldehído, oxometano, formol.
Identifier:
common name
formaldehyde
Identifier:
other: InChl
1/CH2O/c1-2/h1H2
Identifier:
other: InChl
1S/CH2O/c1-2/h1H2
Identifier:
other: Molecular formula
C H2 O
Identifier:
other: Molecular formula
C-H2-O
Identifier:
other: SMILES notation
C=O
Identifier:
other: Molecular formula
CHO
Identifier:
other: InChl
InChI=1/CH2O/c1-2/h1H2
Identifier:
other: InChl
InChI=1S/CH2O/c1-2/h1H2
Identifier:
other: InChl
InChI=1S/CH2O/c1-2/h1H2
Identifier:
other: InChl
InChI=1S/CH2O/c1-2/h1H2 AuxInfo=1/0/N:1,2/rA:2CO/rB:d1;/rC:0,-1.54,0;;
Identifier:
other: SMILES notation
O=C
Identifier:
other: SMILES notation
O=C([H])[H]
Identifier:
other: SMILES notation
OC=O
formaldehyde

Molecular and structural information

Molecular formula:
CH2O
Molecular weight:
30.026
SMILES notation:
O=C
InChl:
InChI=1/CH2O/c1-2/h1H2
Structural formula:
Chemical structure

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