Substance

ID:714844

Names and Identifiers
IUPAC name
1,3,5-trimethylbenzene
Synonyms
均三甲苯1,3,5-TrimethylbenzeneMesitylene
IUPAC Traditional name
mesitylene
Registration numbers
CAS Number
MDL Number
Beilstein Number
EC Number
Merck Index
Properties
Physical Property
Refractive Index
1.4990
Boiling Point
163-165°C
Flash Point
44°C(111°F)
Density
0.865
Melting Point
-45°C
Safety Information
GHS Pictograms
GHS07
Acute toxicity (oral, dermal, inhalation), category 4
Skin irritation, category 2
Eye irritation, category 2
Skin sensitisation, category 1
Specific Target Organ Toxicity – Single exposure, category 3
GHS02
Flammable gases, category 1
Flammable aerosols, categories 1,2
Flammable liquids, categories 1,2,3
Self-reactive substances and mixtures, Types B,C,D,E,F
Pyrophoric liquids, category 1
Pyrophoric solids, category 1
Self-heating substances and mixtures
Substances and mixtures, which in contact with water, emit flammable gases, categories 1,2,3
Organic peroxides, Types B,C,D,E,F
GHS09
Hazardous to the aquatic environment
Acute hazard, category1
Chronic hazard, categories 1,2
European Hazard Symbols
Irritant Irritant (Xi)
Nature polluting Nature polluting (N)
GHS Hazard statements
H226-H335-H411
GHS Precautionary statements
P210-P241-P261-P303+P361+P353-P405-P501A
Safety Statements
2-61
Hazard Class
3
Risk Statements
10-37-51/53
UN Number
UN2325
RTECS
OX6825000
Packing Group
III
TSCA Listed
Product Information
Purity
98+%
Molecule Details
No Data Available
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Molecular Spectra
No Data Available
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References
• The Adams modification of the Gattermann reaction for aromatic formylation by reaction with Zinc cyanide, L15836, and HCl is exemplified: Org. Synth. Coll., 3, 549 (1955). The Vilsmeier formylation (see N,N-Dimethylformamide, A13547), has been extended to less activated substrates, including mesitylene, by use of the combination of DMF and triflic anhydride: J. Chem. Soc., Chem. Commun., 1571 (1990).
• For conversion to mesitoic acid by Friedel-Crafts reaction with oxalyl chloride, and aqueous work-up, see: Org. Synth. Coll., 5, 706 (1973).