Undecane/hendecane is a liquid alkane hydrocarbon with the chemical formula CH3(CH2)9CH3. It has eleven carbon and 24 hydrogen atoms. It has more isomers than decane and nonane, it has over 159 isomers. Here is the implicit diagram of Undecane.[3]
Quick facts Names, Identifiers ...
Undecane
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| Names |
| Preferred IUPAC name
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| Identifiers |
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3D model (JSmol) |
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| Beilstein Reference |
1697099 |
| ChEBI |
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| ChEMBL |
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| ChemSpider |
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| ECHA InfoCard |
100.013.001 |
| EC Number |
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| MeSH |
undecane |
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| RTECS number |
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| UNII |
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| UN number |
2330 |
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| Properties |
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C11H24 |
| Molar mass |
156.31 g·mol−1 |
| Appearance |
Colorless liquid |
| Odor |
Gasoline-like to Odorless |
| Density |
740 mg mL−1 |
| Melting point |
−26.6 to −25.0 °C; −15.8 to −12.9 °F; 246.6 to 248.2 K |
| Boiling point |
193 to 197 °C; 379 to 386 °F; 466 to 470 K |
| log P |
6.312 |
| Vapor pressure |
55 Pa (at 25 °C)[2] |
| kH |
5.4 nmol Pa−1 kg−1 |
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-131.84·10−6 cm3/mol |
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1.417 |
| Thermochemistry |
Std enthalpy of
formation ΔfHo298 |
−329.8–−324.6 kJ mol−1 |
Std enthalpy of
combustion ΔcHo298 |
−7.4339–−7.4287 MJ mol−1 |
Standard molar
entropy So298 |
458.15 J K−1 mol−1 |
| Specific heat capacity, C |
345.05 J K−1 mol−1 |
| Related compounds |
| Related {{{label}}} |
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Except where otherwise noted, data are given for materials in their standard state (at 25 °C [77 °F], 100 kPa). |
| Y verify (what is YN ?) |
| Infobox references |
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