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U407

Sigma-Aldrich

Undecane

≥99%

Synonym(s):
Hendecane, n-Undecane
Linear Formula:
CH3(CH2)9CH3
CAS Number:
Molecular Weight:
156.31
Beilstein:
1697099
EC Number:
MDL number:
PubChem Substance ID:
NACRES:
NA.22

vapor density

5.4 (vs air)

Quality Level

vapor pressure

<0.4 mmHg ( 20 °C)

assay

≥99%

refractive index

n20/D 1.417 (lit.)

bp

196 °C (lit.)

mp

−26 °C (lit.)

density

0.74 g/mL at 25 °C (lit.)

SMILES string

CCCCCCCCCCC

InChI

1S/C11H24/c1-3-5-7-9-11-10-8-6-4-2/h3-11H2,1-2H3

InChI key

RSJKGSCJYJTIGS-UHFFFAOYSA-N

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Application

Undecane is mainly used as a model n-alkane in studies relating to viscosities, excess molar enthalpies and vapor-liquid equilibrium of binary alkane mixtures.

Packaging

25, 100 mL in glass bottle

Pictograms

FlameHealth hazard

Signal Word

Danger

Hazard Statements

Hazard Classifications

Asp. Tox. 1 - Flam. Liq. 3

Supplementary Hazards

Storage Class Code

3 - Flammable liquids

WGK

WGK 3

Flash Point(F)

140.0 °F

Flash Point(C)

60 °C

Personal Protective Equipment

dust mask type N95 (US), Eyeshields, Gloves

Certificate of Analysis

Certificate of Origin

A general correlation of vapor?liquid equilibria in hydrocarbon mixtures.
Chao K C and Seader J D
AIChE Journal, 7(4), 598-605 (1961)
Excess enthalpies of decan-1-ol+ n-pentane,+ n-hexane,+ n-heptane,+ n-octane,+ n-nonane,+ n-decane, and+ n-undecane at 298.15 K.
Kumaran M K and Benson G C
The Journal of Chemical Thermodynamics, 16(2), 175-182 (1984)
Measurements of the viscosity of n-heptane, n-nonane, and n-undecane at pressures up to 70 MPa.
Assael M J and Papadaki M
International Journal of Thermophysics, 12(5), 801-810 (1991)
Maya M Makatini et al.
Bioorganic & medicinal chemistry letters, 21(8), 2274-2277 (2011-03-25)
In this study, we present the first account of pentacycloundecane (PCU) peptide based HIV-protease inhibitors. The inhibitor exhibiting the highest activity made use of a natural HIV-protease substrate peptide sequence, that is, attached to the cage (PCU-EAIS). This compound showed
Igor Shamovsky et al.
Journal of medicinal chemistry, 52(23), 7706-7723 (2009-12-04)
The metabolic stability and selectivity of a series of CCR8 antagonists against binding to the hERG ion channel and cytochrome Cyp2D6 are studied by principal component analysis. It is demonstrated that an efficient way of increasing metabolic stability and selectivity

Protocols

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Separation of Hexane; Heptane; Octane; Nonane; Decane; Undecane; Dodecane; Tetradecane; Hexadecane; Octadecane; Eicosane; Tetracosane; Octacosane; Dotriacontane; Hexatriacontane; Tetracontane; Tetratetracontane

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