2-Methylbutane

$23 - $1285.52

Price

Brand	Packaging	Price	Product name
Alfa Aesar 019387	500ml	$51.6	2-Methylbutane, 99+%
Alfa Aesar 019387	*4x500ml	$150	2-Methylbutane, 99+%
American Custom Chemicals Corporation CHM0009014	1G	$757.97	2-METHYL BUTANE
American Custom Chemicals Corporation CHM0009014	5G	$1285.52	2-METHYL BUTANE
GFS CHEMICALS 46085	4L	$149.3	ISOPENTANE,99%
GFS CHEMICALS 46086	4x4L	$453.38	ISOPENTANE,99%
GFS CHEMICALS 46081	500mL	$58.59	ISOPENTANE,99%
GFS CHEMICALS 46082	6x500mL	$173.4	ISOPENTANE,99%
Medical Isotopes, Inc. 71216	10g	$830	2-Methylbutane
Sigma-Aldrich 270342	6x1l	$1230	2-Methylbutane

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Melting point	-160 °C
Boiling point	30 °C(lit.)
Density	0.62 g/mL at 25 °C(lit.)
vapor density	2.6 (vs air)
vapor pressure	11.17 psi ( 20 °C)
refractive index	n20/D 1.354(lit.)
Flash point	−51 °C
storage temp.	2-8°C
solubility	0.048g/l
form	Liquid
pka	>14 (Schwarzenbach et al., 1993)
color	Clear colorless
Odor	gasoline-like odor
explosive limit	1.3-7.6%(V)
Odor Threshold	1.3ppm
Water Solubility	Miscible with water, hydrocarbons, oils, alcohol and ether.
λmax	λ: 192 nm Amax: 1.00 λ: 210 nm Amax: 0.30 λ: 220 nm Amax: 0.07 λ: 240-400 nm Amax: 0.01
BRN	1730723
Henry's Law Constant	(atm?m³/mol): 1.24 at 25 °C (approximate - calculated from water solubility and vapor pressure)
Exposure limits	ACGIH TLV: TWA 600 ppm (adopted).
Dielectric constant	1.8（20℃）
Stability	Stable. Extremely flammable. Incompatible with strong oxidizing agents. Vapour-air mixtures explosive in certain proportions. Incompatible with rubber, various plastics. The vapour, being heavier than air, may roll over surfaces and collect in low points. Note low flash point.
LogP	3.4 at 20℃
CAS DataBase Reference	78-78-4(CAS DataBase Reference)
NIST Chemistry Reference	Butane, 2-methyl-(78-78-4)
EPA Substance Registry System	2-Methylbutane (78-78-4)