Home Categories Organic Chemistry 2-methylpentane
A5387512

2-methylpentane , Analysis of standard products, ≥99.5%(GC) , 107-83-5

Synonym(s):
‘Isohexane’;2-Methylpentane;iso-Hexane, 1-Dimethylbutane

CAS NO.:107-83-5

Empirical Formula: C6H14

Molecular Weight: 86.18

MDL number: MFCD00009406

EINECS: 203-523-4

Update time: 2022-07-08

PRODUCT Properties

Melting point: -154 °C (lit.)
Boiling point: 62 °C (lit.)
Density  0.653 g/mL at 25 °C (lit.)
vapor density  3 (vs air)
vapor pressure  6.77 psi ( 37.7 °C)
refractive index  n20/D 1.371(lit.)
Flash point: −10 °F
storage temp.  Store below +30°C.
solubility  0.14g/l
form  Liquid
color  Clear colorless
explosive limit 1.2-7.4%(V)
Odor Threshold 7ppm
Water Solubility  Miscible with alcohol, ether, acetone and chloroform. Immiscible with water.
BRN  1730735
Henry's Law Constant 0.697, 0.694, 0.633, 0.825, and 0.848 (atm?m3/mol)at 10, 15, 20, 25, and 30 °C, respectively (EPICS, Ashworth et al., 1988)
Exposure limits ACGIH TLV: TWA and STEL for all isomers except n-hexane are 500 and 1,000 ppm, respectively (adopted).
Dielectric constant 1.8899999999999999
Stability: Stable. Highly flammable. Gas/vapour mixtures explosive at some concentrations.
LogP 3.214 at 25℃ and pH7

Description and Uses

Organic synthesis, solvent.

Safety

Symbol(GHS) 
GHS02,GHS07,GHS08,GHS09
Signal word  Danger
Hazard statements  H225-H304-H315-H336-H361f-H373-H411
Precautionary statements  P201-P210-P273-P301+P310+P331-P302+P352-P308+P313
Hazard Codes  F,Xn,N
Risk Statements  11-38-51/53-65-67
Safety Statements  9-16-29-33-61-62
RIDADR  UN 1208 3/PG 2
OEB A
OEL TWA: 100.0 ppm; 350.0 mg/m3, STEL: 510.0 ppm; 1800.0 mg/m3
WGK Germany  2
RTECS  SA2985000
Autoignition Temperature 583 °F
TSCA  Yes
HazardClass  3
PackingGroup  II
HS Code  29012990

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