488-23-3

Name 1,2,4,5-TETRAMETHYLBENZENE
CAS 488-23-3
EINECS(EC#) 202-465-7
Molecular Formula C10H14
MDL Number MFCD00008528
Molecular Weight 134.22
MOL File 488-23-3.mol
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Chemical Properties

Appearance Colorless liquid. Soluble in alcohol; insoluble in water.
Melting point  76-80 °C(lit.)
Boiling point  203°C
density  0.838 g/mL at 25 °C(lit.)
vapor density  4.6 (vs air)
vapor pressure  160 mm Hg ( 140 °C)
refractive index  1.5190
Fp  165 °F
storage temp.  Sealed in dry,Room Temperature
solubility  Chloroform (Slightly), Ethyl Acetate (Slightly)
form  Oil
color  Colourless
Odor Threshold 0.011ppm
Water Solubility  Immiscible with water.
BRN  1904390
Henry's Law Constant 2.9×10-3 mol/(m3Pa) at 25℃, Brockbank (2013)
Dielectric constant 2.5899999999999999
LogP 4.000
CAS DataBase Reference 488-23-3(CAS DataBase Reference)
NIST Chemistry Reference Benzene, 1,2,3,4-tetramethyl-(488-23-3)
EPA Substance Registry System 488-23-3(EPA Substance)
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Safety Data

Symbol(GHS)  Exclamation Mark (GHS07)
GHS07
Signal word  Warning
Hazard statements  H227-H315-H319-H335
Precautionary statements  P210e-P261-P280a-P305+P351+P338-P405-P501a
Hazard Codes  F
Risk Statements 
R11:Highly Flammable.
Safety Statements 
S26:In case of contact with eyes, rinse immediately with plenty of water and seek medical advice .
S37:Wear suitable gloves .
RIDADR  UN 1325 4.1/PG 2
WGK Germany  1
RTECS  DC0500000
TSCA  Yes
HazardClass  3
PackingGroup  Ⅱ
HS Code  2902909000

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