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Please be aware that this old REACH registration data factsheet is no longer maintained; it remains frozen as of 19th May 2023.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:
p-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-Dimethylbenzene 1,4-Xylene PARA-XYLENE p-METHYLTOLUENE
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:
EC name
p-xylene
Identifier:
IUPAC name
1,4-xylene
Identifier:
IUPAC name
1,4-Dimethylbenzene
Identifier:
IUPAC name
1,4-Dimethylbenzene
Identifier:
IUPAC name
1,4-dimethylbenzene
Identifier:
IUPAC name
1,4-xylene
Identifier:
other: InChl
1/C8H10/c1-7-3-5-8(2)6-4-7/h3-6H,1-2H3
Identifier:
other: Molecular formula
C6H5(CH3)2
Identifier:
other: SMILES notation
CC1=CC=C(C)C=C1
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 AuxInfo=1/0/N:7,8,2,6,3,5,1,4/E:(1,2)(3,4,5,6)(7,8)/rA:8CCCCCCCC/rB:d-1;s2;d-3;s4;s1d-5;s1;s4;/rC:2.3156,-1.3369,0;3.1073,-2.6579,0;2.3156,-3.979,0;.7915,-3.979,0;0,-2.6579,0;.7915,-1.3369,0;3.0216,0,0;.0161,-5.336,0
Identifier:
other: SMILES notation
[CH]c1ccc(cc1)[CH]
Identifier:
other: SMILES notation
c1cc(ccc1C)C

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

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