Merck 106056.1000 2-Methylbutane for spectroscopy Uvasol

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2-Methylbutane for spectroscopy Uvasol

Empirical Formula (Hill Notation): C5H12
CAS Number: 78-78-4
Molecular Weight: 72.15
MDL number: MFCD00009338
UNSPSC Code: 12191502
EC Index Number: 201-142-8
NACRES: NA.03
Assay: ≥99.8% (GC)
Technique(s): UV/Vis spectroscopy: suitable
Bp: 28 °C/1013 hPa
Vapor pressure: 800 hPa ( 20 °C)

Agency
reag. Ph. Eur.

Quality Level
100

vapor pressure
800 hPa ( 20 °C)

Assay
≥99.8% (GC)

form
liquid

autoignition temp.
420 °C

expl. lim.
1.3-7.6 % (v/v)

technique(s)
UV/Vis spectroscopy: suitable

impurities
≤0.0002 meq/g Acidity
≤0.0002 meq/g Alkalinity
≤0.005% Water

evapn. residue
≤0.0005%

color
APHA: ≤10

transmittance
190 nm, ≥50%
200 nm, ≥65%
210 nm, ≥85%
215 nm, ≥90%
240 nm, ≥98%

bp
28 °C/1013 hPa

mp
-160 °C

transition temp
flash point -57 °C

density
0.62 g/cm3 at 20 °C

UV absorption
λ: 190 nm Amax: ≤0.30
λ: 200 nm Amax: ≤0.19
λ: 210 nm Amax: ≤0.07
λ: 215 nm Amax: ≤0.05
λ: 240 nm Amax: ≤0.01

storage temp.
2-30°C

SMILES string
C(CC)(C)C

InChI
1S/C5H12/c1-4-5(2)3/h5H,4H2,1-3H3

InChI key
QWTDNUCVQCZILF-UHFFFAOYSA-N

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