A | B | C | D | E | F | G | H | CH | I | J | K | L | M | N | O | P | Q | R | S | T | U | V | W | X | Y | Z | 0 | 1 | 2 | 3 | 4 | 5 | 6 | 7 | 8 | 9
Names | |
---|---|
Preferred IUPAC name
2,3-Dimethylbutane[1] | |
Other names
2,3-Diisohexane
Diisopropyl 23DMB Biisopropyl | |
Identifiers | |
3D model (JSmol)
|
|
1730737 | |
ChEBI | |
ChemSpider | |
ECHA InfoCard | 100.001.085 |
EC Number |
|
MeSH | 2,3-dimethylbutane |
PubChem CID
|
|
RTECS number |
|
UNII | |
UN number | 2457 |
CompTox Dashboard (EPA)
|
|
| |
| |
Properties | |
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) |
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 , 100 kPa).
|
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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