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8.14505 Sigma-Aldrich

1,2,4-Trimethylbenzene

for synthesis

Synonym: 1,2,4-Trimethylbenzene, Pseudocumol

  • CAS Number 95-63-6

  • Empirical Formula (Hill Notation) C9H12

  • Molecular Weight 120.19

  •  MDL number MFCD00008527

  •  EC Index Number 202-436-9

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Properties

Quality Level   200
vapor pressure   2.8 hPa ( 25 °C)
autoignition temp.   485 °C
potency   5000 mg/kg LD50, oral (Rat)
expl. lim.   0.8-7 % (v/v)
bp   168 °C/1013 hPa
mp   -44 °C
transition temp   flash point 48 °C
solubility   0.057 g/L
density   0.88 g/cm3 at 20 °C
InChI   1S/C9H12/c1-7-4-5-8(2)9(3)6-7/h4-6H,1-3H3
InChI key   GWHJZXXIDMPWGX-UHFFFAOYSA-N
storage conditions   Store below +30°C.

Description

Analysis Note

Assay (GC, area%): ≥ 98.0 % (a/a)
Density (d 20 °C/ 4 °C): 0.874 - 0.876
Identity (IR): passes test

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