Substance
ID:363335
Names and Identifiers
IUPAC Traditional name
1,2,4-trimethylbenzene
IUPAC name
1,2,4-trimethylbenzene
Synonyms
Pseudocumene偏三甲苯1,2,4-Trimethylbenzene1,2,4-三甲基苯
Registration numbers
CAS Number
MDL Number
Beilstein Number
EC Number
Properties
Physical Property
Boiling Point
168 °C(lit.)
166-169 °C
Refractive Index
n20/D 1.504(lit.)
n20/D 1.505
Density
0.876 g/mL at 20 °C(lit.)
Melting Point
-44 °C(lit.)
Flash Point
48 °C
118.4 °F
Vapor Pressure
4.5 mmHg ( 37.7 °C)
Auto Ignition Point
959 °F
Vapor Density
4.1 (vs air)
Safety Information
GHS Pictograms
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
Hazardous to the aquatic environment
Acute hazard, category1
Chronic hazard, categories 1,2
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
Risk Statements
10-20-36/37/38-51/53
GHS Hazard statements
H226-H315-H319-H332-H335-H411
MSDS Link
GHS Precautionary statements
P261-P273-P305+P351+P338
UN Number
3295
Hazard Class
3
Packing Group
3
RTECS
DC3325000
German water hazard class
2
European Hazard Symbols
Nature polluting (N)
Harmful (Xn)Personal Protective Equipment
Eyeshields, Faceshields, full-face respirator (US), Gloves, multi-purpose combination respirator cartridge (US), type ABEK (EN14387) respirator filter
RID/ADR
UN 3295 3/PG 3
Explode Limits
6.4 %
GHS Signal Word
Warning
Safety Statements
26-61
Product Information
Grade
purum
Linear Formula
C6H3(CH3)3
Purity
≥97.0% (GC)
Molecule Details
No Data Available
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Molecular Spectra
No Data Available
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References
No Data Available
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