C6H10O
98.14 g/mol
Industrial ChemicalWarning
MESITYL OXIDE
CAS141-79-7EC205-502-5
Category
Industrial Chemical
Compound Class
Other
Primary Use
Industrial solvent for resins and lacquers
Mesityl oxide is an α,β-unsaturated ketone that appears as a colorless, volatile liquid with a honey-like odor. It is primarily used as an industrial solvent for resins and lacquers.
Industrial solvent for resinsIndustrial solvent for lacquers
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
ApplicationSame Use
2-heptanone
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Industrial solvent for resins and lacquers
ReferenceSame Category
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ore flotation agent
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4-Chloro-3-ethylphenol
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chemical intermediate
ReferenceSame Category
2-Fluoro-5-(trifluoromethyl)phenol
CAS141483-15-0
chemical intermediate
Referencestereoisomer of
4-(²H₃)Methyl(²H₇)pent-3-en-2-one
CAS207456-83-5
research compound
Safety Reference
Warning
H226Flammable liquid and vapour
H302Harmful if swallowed
H312Harmful in contact with skin
H332Harmful if inhaled
H315Causes skin irritation
H319Causes serious eye irritation
H331Toxic if inhaled
H335May cause respiratory irritation
H336May cause drowsiness or dizziness
H361Suspected of damaging fertility or the unborn child
H372Causes damage to organs through prolonged or repeated exposure
H402Harmful to aquatic life
Regulatory Compliance1
- CN Catalogue of Hazardous ChemicalsCNRegulation
Customs Tariff Classification
The international HS code for MESITYL OXIDE (CAS 141-79-7) is 2914.19.
HS code (international, 6-digit)
2914.19
EU CN code (8-digit)
2914 19 90
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
4-methylpent-3-en-2-one
InChIKey
SHOJXDKTYKFBRD-UHFFFAOYSA-N
SMILES
CC(=CC(=O)C)C
Synonyms (49)
- 4-Methylpent-3-en-2-one; Mesityl oxide; Cilastatin Sodium Imp. D (EP)
- Cilastatin EP Impurity D
- Mesityl oxide, European Pharmacopoeia (EP)
- 1-Methylpent-2-en-4-one
- 2-Methyl-2-penten-4-one
- 2-Methyl-2-pentenone-4
- 2-Methyl-4-oxo-2-pentene
- 2-methylpent-2-en-4-one
- 3-Isohexen-2-one
- 3-Penten-2-one, 4-methyl-
- 4-Methyl-3-penten-2-on
- 4-Methyl-3-penten-2-one
- 4-Methyl-3-penten-2-one, 9CI
- 4-Methyl-3-pentene-2-one
- 4-Methylpent-3-en-2-one
- 4-Metil-3-penten-2-one
- Acetone, isopropylidene-
- CILASTATIN SODIUM IMPURITY D
- Clopidogrel Impurity 8
- FEMA 3368
- Isobutenyl methyl ketone
- Isopropylideneacetone
- MESITYL OXIDE
- MESITYL OXIDE (ACETONEDIMER)
- Mesityl oxide CRS
- Mesityloxid
- Mesityloxid [German]
- Mesityloxyde
- Mesityloxyde [Dutch]
- Methyl isobutenyl ketone
- Ossido di mesitile
- Ossido di mesitile [Italian]
- Oxyde de mesityle
- Oxyde de mesityle [French]
- TEICOPLANIN IMPURITY A
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