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270466

Sigma-Aldrich

2-Methyl-1-propanol

suitable for HPLC, 99.5%

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Synonym(s):
Isobutanol, Isobutyl alcohol
Linear Formula:
(CH3)2CHCH2OH
CAS Number:
Molecular Weight:
74.12
Beilstein:
1730878
EC Number:
MDL number:
PubChem Substance ID:
NACRES:
NA.21

vapor density

2.55 (vs air)

Quality Level

vapor pressure

8 mmHg ( 20 °C)
8.8 mmHg ( 0 °C)

Assay

99.5%

form

liquid

autoignition temp.

801 °F

purified by

glass distillation

expl. lim.

10.6 %

technique(s)

HPLC: suitable

impurities

<0.050% water

evapn. residue

<0.0005%

refractive index

n20/D 1.396 (lit.)

bp

108 °C (lit.)

mp

−108 °C (lit.)

density

0.803 g/mL at 25 °C (lit.)

λ

H2O reference

UV absorption

λ: 219 nm Amax: 1.00
λ: 230 nm Amax: 0.50
λ: 245 nm Amax: 0.10
λ: 250 nm Amax: 0.05
λ: 260 nm Amax: 0.03
λ: 330-400 nm Amax: 0.01

SMILES string

CC(C)CO

InChI

1S/C4H10O/c1-4(2)3-5/h4-5H,3H2,1-2H3

InChI key

ZXEKIIBDNHEJCQ-UHFFFAOYSA-N

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Related Categories

Application


  • Identifying Sensory Attributes of Korean Rice Wine (Makgeolli): This study used 2-Methyl-1-propanol for sensory evaluation and chemical analysis to define the flavor profiles of traditional Korean rice wine, highlighting its application in food science and flavor analysis (Wong et al., 2023).

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Signal Word

Danger

Hazard Classifications

Eye Dam. 1 - Flam. Liq. 3 - Skin Irrit. 2

Storage Class Code

3 - Flammable liquids

WGK

WGK 1

Flash Point(F)

82.4 °F - closed cup

Flash Point(C)

28 °C - closed cup


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