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Please be aware that this old REACH registration data factsheet is no longer maintained; it remains frozen as of 19th May 2023.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:
but-1-ene

Inventory

EC number:
203-449-2
EC name:
But-1-ene
CAS number:
106-98-9
CAS number:
106-98-9
Synonyms
Names:
1-BUTEN
1-Butene
1-C4H8
1-N-BUTENE
1-butylene
Butene, 1-
ETHYLETHYLENE
UN 1012
but-1-ene
but-1-eno
butene
butene-1
ethyl ethylene
ethylethylene
prop-1-ene, 3-methyl-
α-butylene
β-Butene
Identifier:
IUPAC name
1-butene
Identifier:
IUPAC name
But-1-ene
Identifier:
other: Trade names
1-Butene
Identifier:
other: Trade name
1-Butylene
Identifier:
other: InChl
1S/C4H8/c1-3-4-2/h3H,1,4H2,2H3
Identifier:
other: Trade name
Butene
Identifier:
other: InChl
InChI=1S/C4H8/c1-3-4-2/h3H,1,4H2,2H3
Identifier:
other: InChl
InChI=1S/C4H8/c1-3-4-2/h3H,1,4H2,2H3
Identifier:
other: Trade name
alpha-Butylene
Identifier:
other: Trade name
n-Butylene
but-1-ene

Molecular and structural information

Molecular formula:
C4H8
Molecular weight:
56.106
SMILES notation:
CCC=C
InChl:
InChI=1/C4H8/c1-3-4-2/h3H,1,4H2,2H3
Structural formula:
Chemical structure

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