C10H14
134.22 g/mol
Industrial ChemicalWarning
1,2,3,4-TETRAMETHYLBENZENE
CAS488-23-3EC207-673-1
Category
Industrial Chemical
Compound Class
Aromatic
Primary Use
Solvent or chemical intermediate
1,2,3,4-Tetramethylbenzene, also known as prehnitene, is an aromatic hydrocarbon consisting of a benzene ring substituted with four methyl groups at the 1, 2, 3, and 4 positions. It is used primarily as a solvent or chemical intermediate in industrial applications.
SolventChemical intermediate
Content scope: Information here supports chemical identification and industrial supply, research, and manufacturing contexts. It is not a therapeutic claim, medical advice, or drug-use instructions.
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Related Compounds
ReferenceSame Category
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chemical intermediate for synthesis
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research compound
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ReferenceSame Category
Isochromane
CAS493-05-0
chemical intermediate
Referencestereoisomer of
1,2,3,4-TETRAMETHYLBENZENE-D14
CAS350818-60-9
research compound
Safety Reference
Warning
H315Causes skin irritation
H319Causes serious eye irritation
H335May cause respiratory irritation
Customs Tariff Classification
The international HS code for 1,2,3,4-TETRAMETHYLBENZENE (CAS 488-23-3) is 2902.90.
HS code (international, 6-digit)
2902.90
EU CN code (8-digit)
2902 90 00
Classification per the EU customs inventory ECICS (2026-07 snapshot, HS 2022). National tariff lines and product form can affect the final classification.
Identifiers
IUPAC Name
1,2,3,4-tetramethylbenzene
InChIKey
UOHMMEJUHBCKEE-UHFFFAOYSA-N
SMILES
CC1=C(C(=C(C=C1)C)C)C
Synonyms (17)
- 1,2,3,4-TETRAMETHLYBENZENE
- 1,2,3,4-TETRAMETHYLBENZENE
- 1,2,3,4-TRITRAMETHYLBENZENE
- 1,3,4-Tetramethylbenzene
- Benzene, 1,2,3,4-tetramethyl-
- Benzene, tetramethyl-
- Benzene,2,3,4-tetramethyl-
- Prehenitene
- Prehnitene
- Prehnitol
- Tetramethylbenzenes
- tetra-methyl benzene
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