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33539

Sigma-Aldrich

2-Propanol

≥99.8% (GC), ACS reagent, reag. Ph. Eur., USP/NF, reag. ISO

Synonym(s):

sec-Propyl alcohol, IPA, Isopropanol, Isopropyl alcohol

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About This Item

Linear Formula:
(CH3)2CHOH
CAS Number:
Molecular Weight:
60.10
Beilstein:
635639
EC Number:
MDL number:
UNSPSC Code:
12352104
PubChem Substance ID:
NACRES:
NA.05

product name

2-Propanol, puriss. p.a., ACS reagent, reag. ISO, reag. Ph. Eur., ≥99.8% (GC)

grade

ACS reagent
puriss. p.a.

Quality Level

Agency

USP/NF
reag. ISO
reag. Ph. Eur.

vapor density

2.1 (vs air)

vapor pressure

33 mmHg ( 20 °C)
44 mmHg ( 25 °C)

Assay

≥99.8% (GC)

form

liquid

autoignition temp.

750 °F

expl. lim.

2.0-12.7 %, 93 °C

impurities

≤0.00017% free alkali (as NH3)
≤0.00034% peroxides (as H2O2)
≤0.0005% KMnO4 red. matter (as O)
≤0.00074% free acid (as C2H5COOH)
≤0.001% non-volatile matter
≤0.002% carbonyl compounds (as acetone)
≤0.002% carbonyl compounds (as propionaldehyde)
≤0.01% ethanol (GC)
≤0.1% methanol (GC)
≤0.1% water (Karl Fischer)

refractive index

n20/D 1.377 (lit.)
n20/D 1.3770-1.3780

pH

7.0 (20 °C)

bp

82 °C (lit.)

mp

−89.5 °C (lit.)

solubility

H2O: in accordance

density

0.785 g/mL at 25 °C (lit.)

cation traces

Al: ≤0.5 mg/kg
B: ≤0.01 mg/kg
Ba: ≤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 mg/kg
Ni: ≤0.02 mg/kg
Pb: ≤0.1 mg/kg
Sn: ≤0.1 mg/kg
Sr: ≤0.1 mg/kg
Zn: ≤0.1 mg/kg

SMILES string

CC(C)O

InChI

1S/C3H8O/c1-3(2)4/h3-4H,1-2H3

InChI key

KFZMGEQAYNKOFK-UHFFFAOYSA-N

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General description

2-Propanol (Isopropanol) is a secondary alcohol. It has been tested as a substitute to fuel for use in various fuel cells. CuO powder dissolved in 2-propanol has been used for the laser ablation assisted synthesis of Cu colloids. Suspension of 2-propanol with Zn(NO3)2 has been employed for the fabrication of titanium dioxide-coated stainless steel (P25-TiO2/SS) photoanode coated with uniformly thick layer of P25-TiO2.This photoanode was used for the electrochemical photocatalytic (ECPC) degradation process.

Application

2-Propanol may be employed as fuel in the polymer electrolyte membrane direct 2-propanol fuel cell.

Other Notes

The article number 33539-4X2.5L-M will be discontinued. Please order the single bottle 33539-2.5L-M which is physically identical with the same exact specifications.
The article number 33539-4X2.5L-R will be discontinued. Please order the single bottle 33539-2.5L-R which is physically identical with the same exact specifications.
The article number 33539-6X1L-M will be discontinued. Please order the single bottle 33539-1L-M which is physically identical with the same exact specifications.
The article number 33539-6X1L-R will be discontinued. Please order the single bottle 33539-1L-R which is physically identical with the same exact specifications.

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Pictograms

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Signal Word

Danger

Hazard Statements

Hazard Classifications

Eye Irrit. 2 - Flam. Liq. 2 - STOT SE 3

Target Organs

Respiratory system

Storage Class Code

3 - Flammable liquids

WGK

WGK 1

Flash Point(F)

53.6 °F - closed cup

Flash Point(C)

12.0 °C - closed cup


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A direct 2-propanol polymer electrolyte fuel cell.
Cao D and Bergens SH.
Journal of Power Sources, 124(1), 12-17 (2003)
Electrochemical photocatalytic degradation of dye solution with a TiO2-coated stainless steel electrode prepared by electrophoretic deposition.
Lin WC, et al.
Applied Catalysis. B, Environmental, 140, 32-41 (2013)
Evaluation of Ethanol, 1-Propanol, and 2-Propanol in a Direct Oxidation Polymer-Electrolyte Fuel Cell A Real-Time Mass Spectrometry Study.
Wang J, et al.
Journal of the Electrochemical Society, 142(12), Wang J-Wang J (1995)
Formation and characteristics of Cu colloids from CuO powder by laser irradiation in 2-propanol.
Yeh MS, et al.
The Journal of Physical Chemistry B, 103(33), 6851-6857 (1999)
Emilie Montastier et al.
PLoS computational biology, 11(1), e1004047-e1004047 (2015-01-16)
Nutrigenomics investigates relationships between nutrients and all genome-encoded molecular entities. This holistic approach requires systems biology to scrutinize the effects of diet on tissue biology. To decipher the adipose tissue (AT) response to diet induced weight changes we focused on

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