2,2,4-Trimetilpentano

anhydrous, 99.8%

Sinônimo(s):

Isoctano

Fórmula linear:

(CH₃)₂CHCH₂C(CH₃)₃

Número CAS:

540-84-1

Peso molecular:

114.23

Beilstein:

1696876

Número EC:

208-759-1

Número MDL:

MFCD00008943

ID de substância PubChem:

57649458

NACRES:

NA.21

grau

anhydrous

Nível de qualidade

100

densidade de vapor

3.9 (vs air)

pressão de vapor

41 mmHg ( 21 °C)

Ensaio

99.8%

forma

liquid

temperatura de autoignição

745 °F

Lim. expl.

6 %

technique(s)

UV/Vis spectroscopy: suitable

Impurezas

<0.003% water
<0.005% water (100 mL pkg)

resíduo de evaporação

<0.0003%

índice de refração

n20/D 1.391 (lit.)

pb

98-99 °C (lit.)

pf

−107 °C (lit.)

densidade

0.692 g/mL at 25 °C (lit.)

SMILES string

CC(C)CC(C)(C)C

InChI

1S/C8H18/c1-7(2)6-8(3,4)5/h7H,6H2,1-5H3

InChI key

NHTMVDHEPJAVLT-UHFFFAOYSA-N

Descrição geral

2,2,4-Trimethylpentane is a primary reference fuel with an arbitrary octane number of 100 as it burns smoothly without resulting in any knocking.[1] It is mainly used to improve the octane rating of combustion fuels.[2][3]

Aplicação

2,2,4-Trimethylpentane has been used for the calibration of densimeter[4] and for baseline correction in UV-Visible spectrophotometer.[5]

Outras notas

The article number 360066-6X1L will be discontinued. Please order the single bottle 360066-1L which is physically identical with the same exact specifications.