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Please be aware that this old REACH registration data factsheet is no longer maintained; it remains frozen as of 19th May 2023.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:
1,4-xylene

Inventory

EC number:
203-396-5
EC name:
p-xylene
CAS number:
106-42-3
CAS number:
106-42-3
Synonyms
Names:
1,4-XYLOL
1,4-Xylene
1,4-dimethylbenzene
4-Methyltoluene
Benzene, 1,4-dimethyl
Benzene, 1,4-dimethyl-
NSC 72419
UN 1307
XYLENE, P-
XYLENE, PARA-
p-Dimethylbenzene
p-Methyltoluene
p-Phenylenebis(methylene)
p-Xylol
p-xileno
p-xylene
para-Xylene
¶-Xylene
Identifier:
IUPAC name
1,4-dimethylbenzene
Identifier:
IUPAC name
1,4-xylene
Identifier:
IUPAC name
p-Xylene
Identifier:
common name
Para-xilene
Identifier:
common name
p-xilene
Identifier:
other: Molecular formula
C8H10
Identifier:
other: SMILES notation
CC1=CC=C(C)C=C1
Identifier:
other: SMILES notation
CC1=CC=C(C=C1)C
Identifier:
other: InChl
InChI=1/C8H6/c1-7-3-5-8(2)6-4-7/h1-6H
Identifier:
other: InChl
InChI=1S/C8H10/c1-7-3-5-8(2)6-4-7/h3-6H,1-2H3
Identifier:
other: InChl
URLKBWYHVLBVBO-UHFFFAOYSA-N
Identifier:
other: SMILES notation
[CH]c1ccc(cc1)[CH]
p-xylene

Molecular and structural information

Molecular formula:
C8H10
Molecular weight:
106.165
SMILES notation:
Cc1ccc(C)cc1
InChl:
InChI=1/C8H10/c1-7-3-5-8(2)6-4-7/h3-6H,1-2H3
Structural formula:
Chemical structure

Related substances

Identifier:
EC number
Identity:
203-396-5