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58448

Sigma-Aldrich

2-Methyl-1-propanol

BioUltra, for molecular biology, ≥99.5% (GC)

Synonym(s):

Isobutanol, Isobutyl alcohol

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About This Item

Linear Formula:
(CH3)2CHCH2OH
CAS Number:
78-83-1
Molecular Weight:
74.12
Beilstein:
1730878
EC Number:
201-148-0
MDL number:
MFCD00004740
UNSPSC Code:
12352005
PubChem Substance ID:
57651653
NACRES:
NA.26

grade

for molecular biology

vapor density

2.55 (vs air)

vapor pressure

8 mmHg ( 20 °C)
8.8 mmHg ( 0 °C)

product line

BioUltra

Assay

≥99.5% (GC)

form

liquid

autoignition temp.

801 °F

expl. lim.

10.6 %

impurities

DNases, none detected
 RNases, none detected
 insoluble matter, passes filter test
 phosphatases, none detected
 proteases, none detected
≤0.001% peroxides (as H2O2)
≤0.005% free acid (as C3H7CHO)
≤0.01% aldehyde (as C3H7CHO)
≤0.01% ketone (as CH3COCH3)
≤0.1% water

evapn. residue

≤0.001%

refractive index

n20/D 1.396 (lit.)
n20/D 1.396

bp

108 °C (lit.)

mp

−108 °C (lit.)

density

0.803 g/mL at 25 °C (lit.)

cation traces

Al: ≤0.5 mg/kg
Ba: ≤0.1 mg/kg
Bi: ≤0.1 mg/kg
Ca: ≤0.5 mg/kg
Cd: ≤0.05 mg/kg
Co: ≤0.02 mg/kg
Cr: ≤0.02 mg/kg
Cu: ≤0.02 mg/kg
Fe: ≤0.1 mg/kg
K: ≤0.5 mg/kg
Li: ≤0.1 mg/kg
Mg: ≤0.1 mg/kg
Mn: ≤0.02 mg/kg
Mo: ≤0.1 mg/kg
Na: ≤1.0 mg/kg
Ni: ≤0.02 mg/kg
Pb: ≤0.1 mg/kg
Sr: ≤0.1 mg/kg
Zn: ≤0.1 mg/kg

SMILES string

CC(C)CO

λ

neat

UV absorption

λ: 260 nm Amax: 0.10
λ: 280 nm Amax: 0.06

InChI

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

InChI key

ZXEKIIBDNHEJCQ-UHFFFAOYSA-N

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Other Notes

Butanol concentration of DNA

Signal Word

Danger

Hazard Statements

H226,H315,H318,H335,H336

Hazard Classifications

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

Target Organs

Central nervous system, Respiratory system

Storage Class Code

3 - Flammable liquids

WGK

WGK 1

Flash Point(F)

82.4 °F - closed cup

Flash Point(C)

28 °C - closed cup

Personal Protective Equipment

dust mask type N95 (US), Eyeshields, Gloves

Certificates of Analysis (COA)

Search for Certificates of Analysis (COA) by entering the products Lot/Batch Number. Lot and Batch Numbers can be found on a product’s label following the words ‘Lot’ or ‘Batch’.

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D.M. Wallace
Methods in Enzymology, 152, 47-47 (1987)
R.C. Ogden et al.
Methods in Enzymology, 152, 68-68 (1987)
Han Li et al.
Science (New York, N.Y.), 335(6076), 1596-1596 (2012-03-31)
One of the major challenges in using electrical energy is the efficiency in its storage. Current methods, such as chemical batteries, hydraulic pumping, and water splitting, suffer from low energy density or incompatibility with current transportation infrastructure. Here, we report
D Norbäck et al.
Occupational and environmental medicine, 52(6), 388-395 (1995-06-01)
As a part of the worldwide European Community respiratory health survey, possible relations between symptoms of asthma, building characteristics, and indoor concentration of volatile organic compounds (VOCs) in dwellings were studied. The study comprised 88 subjects, aged 20-45 years, from
Antonino Baez et al.
Applied microbiology and biotechnology, 90(5), 1681-1690 (2011-05-07)
Promising approaches to produce higher alcohols, e.g., isobutanol, using Escherichia coli have been developed with successful results. Here, we translated the isobutanol process from shake flasks to a 1-L bioreactor in order to characterize three E. coli strains. With in
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