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270504

Sigma-Aldrich

Hexane

≥95%, suitable for UV/Vis spectroscopy and HPLC, suitable for EPA ACB B21-02, EPA OTM-45, and EPA ACB B23-05b

Synonym(s):

n-Hexane

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About This Item

Linear Formula:
CH3(CH2)4CH3
CAS Number:
Molecular Weight:
86.18
Beilstein:
1730733
EC Number:
MDL number:
UNSPSC Code:
12190000
PubChem Substance ID:
NACRES:
NA.06

product name

Hexane, suitable for HPLC, ≥95%

Agency

suitable for EPA ACB B21-02
suitable for EPA ACB B23-05b
suitable for EPA OTM-45

Quality Level

vapor density

~3 (vs air)

vapor pressure

256 mmHg ( 37.7 °C)
5.2 psi ( 37.7 °C)
~132 mmHg ( 20 °C)

Assay

≥95%

form

liquid

autoignition temp.

453 °F

expl. lim.

7.7 %

technique(s)

HPLC: suitable
UV/Vis spectroscopy: suitable

impurities

<0.02% water

evapn. residue

<0.0005%

refractive index

n20/D 1.375 (lit.)

pH

7

bp

69 °C (lit.)
69 °C

mp

−95 °C (lit.)

density

0.659 g/mL at 25 °C (lit.)

λ

H2O reference

UV absorption

λ: 195 nm Amax: 1.0
λ: 210 nm Amax: 0.30
λ: 220 nm Amax: 0.10
λ: 230 nm Amax: 0.05
λ: 240 nm Amax: 0.02
λ: 250-400 nm Amax: 0.01

application(s)

food and beverages

SMILES string

CCCCCC

InChI

1S/C6H14/c1-3-5-6-4-2/h3-6H2,1-2H3

InChI key

VLKZOEOYAKHREP-UHFFFAOYSA-N

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Application


  • Development and validation of an improved QuEChERS method for the extraction of semi-volatile organic compounds (SVOCs) from complex soils.: This study presents a novel QuEChERS method utilizing hexane for the efficient extraction of SVOCs from complex soil matrices, demonstrating significant improvements in recovery rates and accuracy (Lou et al., 2023, Anal Methods).

  • Obtention of fatty acids and phenolic compounds from Colombian cashew (Anacardium occidentale) nut shells using pyrolysis: towards a sustainable biodiesel production.: This research explores the use of hexane in the pyrolysis process to extract valuable compounds from cashew nut shells, contributing to sustainable biodiesel production (Cruz-Reina et al., 2023, Heliyon).

  • Isolation, development and validation of HPTLC method for the estimation of beta-carotene from Gymnosporia senegalensis (Lam.) Loes.: The study introduces a high-performance thin-layer chromatography (HPTLC) method incorporating hexane for the precise quantification of beta-carotene in plant extracts, showcasing the method′s sensitivity and reliability (Jain et al., 2023, Plant Physiol Biochem).

  • Antisolvent Additive Engineering for Boosting Performance and Stability of Graded Heterojunction Perovskite Solar Cells Using Amide-Functionalized Graphene Quantum Dots.: This paper discusses the application of hexane as an antisolvent in the fabrication of high-efficiency perovskite solar cells, emphasizing the enhanced performance and stability achieved (Khorshidi et al., 2022, ACS Appl Mater Interfaces).

  • Stable isotope characterization of tobacco products: A determination of synthetic or natural nicotine authenticity.: This analytical study employs hexane in the sample preparation process for the stable isotope analysis of nicotine, providing a robust method for distinguishing between synthetic and natural sources (Han et al., 2023, Rapid Commun Mass Spectrom).

Other Notes

Important notice
The article number 270504-6X1L will be discontinued. Please order the single bottle 270504-1L which is physically identical with the same exact specifications.

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Signal Word

Danger

Hazard Classifications

Aquatic Chronic 2 - Asp. Tox. 1 - Flam. Liq. 2 - Repr. 2 - Skin Irrit. 2 - STOT RE 2 Inhalation - STOT SE 3

Target Organs

Central nervous system, Nervous system

Storage Class Code

3 - Flammable liquids

WGK

WGK 3

Flash Point(F)

-7.6 °F - closed cup

Flash Point(C)

-22 °C - closed cup


Certificates of Analysis (COA)

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The detection of DNA adducts (risk factors for DNA damage). A method for genomic DNA, the results and some effects of nutritional intervention.
Howard JML.
Journal of Nutritional & Environmental Medicine, 12(1), 19-31 (2002)
G Di Nicola et al.
Journal of chromatography. A, 1190(1-2), 120-126 (2008-03-18)
Biodiesel (a mixture of fatty acid esters) is normally analyzed using gas chromatography/flame ionization detection, as specified by the ASTM D6584 and EN14105 standards. This paper proposes a binary gradient method for analyzing biodiesel mixtures using non-aqueous reverse phase HPLC
Comparative evaluation of 11 essential oils of different origin as functional antioxidants, antiradicals and antimicrobials in foods.
Sacchetti G, et al.
Food Chemistry, 91(4), 621-632 (2005)
Ali Mohraz et al.
Langmuir : the ACS journal of surfaces and colloids, 21(12), 5298-5306 (2005-06-01)
The development of model materials and image processing methods to directly visualize and quantify colloidal rod assembly by means of confocal laser scanning microscopy (CLSM) is reported. Monodisperse fluorescent colloidal rods are prepared by the uniaxial extensional deformation of sterically
Eagleson M.
Concise Encyclopedia Chemistry, 492-492 (1994)

Protocols

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GB method with Ascentis® Express C30 column achieves baseline resolution for Vitamin A and E critical pair.

GB method with Ascentis® Express C30 column achieves baseline resolution for Vitamin A and E critical pair.

GB method with Ascentis® Express C30 column achieves baseline resolution for Vitamin A and E critical pair.

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