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8.14734 Sigma-Aldrich

2,4,4-Trimethylpentene

(mixture of isomers) for synthesis

Synonym: 2,4,4-Trimethylpentene, Diisobutylene

  • CAS Number 91052-99-2

  • Empirical Formula (Hill Notation) C8H16

  • Molecular Weight 112.21

  •  EC Index Number 293-261-7

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Properties

Quality Level   200
vapor pressure   10 hPa ( 20 °C)
autoignition temp.   380 °C (DIN 51794)
potency   >2000 mg/kg LD50, oral (Rat)
  >2000 mg/kg LD50, skin (Rat)
kinematic viscosity   0.55 cSt
bp   >98 °C/1013 hPa
mp   -106 °C
transition temp   flash point -12 °C
solubility   <0.1 g/L
density   0.72 g/cm3 at 20 °C
storage conditions   Store below +30°C.

Description

Analysis Note

Assay (GC, area%): ≥ 90.0 % (a/a)
Density (d 20 °C/ 4 °C): 0.716 - 0.720
Identity (IR): passes test

Safety & Documentation

Safety Information

Signal word 
Danger
Hazard statements 
Target organs 
Central nervous system
WGK Germany 
WGK 2
Flash Point(F) 
10.4 °F - closed cup
Flash Point(C) 
-12 °C - closed cup
Protocols & Articles
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