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34862

Sigma-Aldrich

 

2,2,4-Trimethylpentane

CHROMASOLV®, for HPLC, ≥99%

Synonym:Isooctane
CAS Number:540-84-1
Linear Formula:(CH3)2CHCH2C(CH3)3
Molecular Weight:114.23
Beilstein Registry Number:1696876
EC Number:208-759-1
MDL number:MFCD00008943
PubChem Substance ID:24861594

Specifications

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References

Reviews

Description

Packaging100 mL in glass btl
 1, 2, 4×2, 2.5, 4×2.5, 4×4 L in glass btl
Legal InformationCHROMASOLV is a registered trademark of Sigma-Aldrich Biotechnology LP and Sigma-Aldrich Co.

Properties

gradeCHROMASOLV®
 for HPLC
vapor density3.9 (vs air)
vapor pressure41 mmHg ( 21 °C)
assay≥99%
autoignition temp.745 °F
expl. lim.6 %
total impurities≤0.0005% non-volatile matter
 ≤0.001% free acid (as CH3COOH)
 ≤0.01% water (Karl Fischer)
transmittance210 nm, ≥20%
 235 nm, ≥80%
 270 nm, ≥98%
refractive indexn20/D 1.391(lit.)
bp98-99 °C(lit.)
mp−107 °C(lit.)
density0.692 g/mL at 25 °C(lit.)

Safety

Personal Protective EquipmentEyeshields, Faceshields, Gloves, Respirators
Hazard CodesF,Xn,N
Risk Statements11-38-50/53-65-67
Safety Statements9-16-29-33-60-61-62
RIDADRUN1262 3/PG 2
WGK Germany3
RTECSSA3320000
UEL6.00%(V)
LEL1.00%(V)
Flash Point(F)10.4 °F
Flash Point(C)-12 °C

References

MerckMerck 13,5212
BeilsteinBeil. 1,IV,439
referenceAldrich MSDS 1, 1793:C / Corp MSDS 1 (2), 3491:A / FT-IR 2 (1), 21:D / FT-IR 1 (1), 11:D / FT-NMR 1 (1), 15:C / IR-Spectra (3), 9:G / IR-Spectra (2), 9:F / NMR-Reference 2 (1), 18:B / RegBook 1 (1), 11:M / Sax 6, 2671 / Structure Index 1, 2:D:3 / Vapor Phase 3, 15:C