2,3-Dimethylbutane
Names | |
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Preferred IUPAC name 2,3-Dimethylbutane[1] | |
Other names 2,3-Diisohexane Diisopropyl 23DMB Biisopropyl | |
Identifiers | |
CAS Number |
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3D model (JSmol) |
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Beilstein Reference | 1730737 |
ChEBI |
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ChemSpider |
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ECHA InfoCard | 100.001.085 |
EC Number |
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MeSH | 2,3-dimethylbutane |
PubChem CID |
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RTECS number |
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UNII |
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UN number | 2457 |
CompTox Dashboard (EPA) |
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InChI
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Properties | |
Chemical formula | C6H14 |
Molar mass | 86.178 g·mol−1 |
Appearance | Colorless liquid |
Odor | Odorless |
Density | 662 mg mL−1 |
Melting point | −136 to −124 °C; −213 to −191 °F; 137 to 149 K |
Boiling point | 57.9 to 58.3 °C; 136.1 to 136.8 °F; 331.0 to 331.4 K |
Vapor pressure | 26.1 kPa (at 21.1 °C) |
Henry's law constant (kH) | 7.6 nmol Pa−1 kg−1 |
-76.22·10−6 cm3/mol | |
Refractive index (nD) | 1.375 |
Thermochemistry | |
Heat capacity (C) | 189.02 J K−1 mol−1 |
Std molar entropy (S⦵298) | 278.85 J K−1 mol−1 |
Std enthalpy of formation (ΔfH⦵298) | −208.0–−206.0 kJ mol−1 |
Std enthalpy of combustion (ΔcH⦵298) | −4.1558–−4.1540 MJ mol−1 |
Hazards | |
GHS labelling: | |
Danger | |
H225, H305, H315, H336, H411 | |
P210, P261, P273, P301+P310, P331 | |
Flash point | −29 °C (−20 °F; 244 K) |
Autoignition temperature | 420 °C (788 °F; 693 K) |
Explosive limits | 1.2–7.7% |
NIOSH (US health exposure limits): | |
PEL (Permissible) | none[2] |
Related compounds | |
Related alkanes | |
Except where otherwise noted, data are given for materials in their standard state (at 25 °C [77 °F], 100 kPa). N verify (what is YN ?) Infobox references |
Chemical compound
2,3-Dimethylbutane is an isomer of hexane. It has the chemical formula (CH3)2CHCH(CH3)2. It is a colorless liquid which boils at 57.9 °C.
References
- ^ "2,3-dimethylbutane - Compound Summary". PubChem Compound. USA: National Center for Biotechnology Information. 26 March 2005. Identification and Related Records. Retrieved 10 March 2012.
- ^ NIOSH Pocket Guide to Chemical Hazards. "#0323". National Institute for Occupational Safety and Health (NIOSH).
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- Methane (CH4)
- Ethane (C2H6)
- Propane (C3H8)
- Butane (C4H10)
- Pentane (C5H12)
- Hexane (C6H14)
- Heptane (C7H16)
- Octane (C8H18)
- Nonane (C9H20)
- Decane (C10H22)
- Undecane (C11H24)
- Dodecane (C12H26)
- Tridecane (C13H28)
- Tetradecane (C14H30)
- Pentadecane (C15H32)
- Hexadecane / Cetane (C16H34)
- Heptadecane (C17H36)
- Octadecane (C18H38)
- Nonadecane (C19H40)
- Icosane (C20H42)
- Heneicosane (C21H44)
- Tetracosane (C24H50)
- Nonacosane (C29H60)
- Hentriacontane (C31H64)
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