Names | |
---|---|
Preferred IUPAC name
N-(Propan-2-yl)propan-2-amine | |
Other names
Di(propan-2-yl)amine
N-Isopropylpropan-2-amine (Diisopropyl)amine (The name diisopropylamine is deprecated.) | |
Identifiers | |
3D model (JSmol)
|
|
605284 | |
ChemSpider | |
ECHA InfoCard | 100.003.235 |
EC Number |
|
PubChem CID
|
|
RTECS number |
|
UNII | |
UN number | 1158 |
CompTox Dashboard (EPA)
|
|
| |
| |
Properties | |
C6H15N | |
Molar mass | 101.193 g·mol−1 |
Appearance | Colorless liquid |
Odor | Fishy, ammoniacal |
Density | 0.722 g mL−1 |
Melting point | −61.00 °C; −77.80 °F; 212.15 K |
Boiling point | 83 to 85 °C; 181 to 185 °F; 356 to 358 K |
miscible[1] | |
Vapor pressure | 9.3 kPa (at 20°C)[2] |
Acidity (pKa) | 11.07 (in water) (conjugate acid) |
Basicity (pKb) | 3.43[2] |
Refractive index (nD)
|
1.392–1.393 |
Thermochemistry | |
Std enthalpy of
formation (ΔfH⦵298) |
−173.6 to −168.4 kJ mol−1 |
Std enthalpy of
combustion (ΔcH⦵298) |
−4.3363 to −4.3313 MJ mol−1 |
Hazards | |
GHS labelling: | |
Danger | |
H225, H302, H314, H332 | |
P210, P280, P305+P351+P338, P310 | |
NFPA 704 (fire diamond) | |
Flash point | −17 °C (1 °F; 256 K) |
315 °C (599 °F; 588 K) | |
Explosive limits | 1.1–7.1%[1] |
Lethal dose or concentration (LD, LC): | |
LD50 (median dose)
|
|
LC50 (median concentration)
|
1140 ppm (rat, 2 hr) 1000 ppm (mouse, 2 hr)[3] |
LCLo (lowest published)
|
2207 ppm (rabbit, 2.5 hr) 2207 ppm (guinea pig, 80 min) 2207 ppm (cat, 72 min)[3] |
NIOSH (US health exposure limits): | |
PEL (Permissible)
|
TWA 5 ppm (20 mg/m3) [skin][1] |
REL (Recommended)
|
TWA 5 ppm (20 mg/m3) [skin][1] |
IDLH (Immediate danger)
|
200 ppm[1] |
Related compounds | |
Related amines
|
|
Related compounds
|
|
Except where otherwise noted, data are given for materials in their standard state (at 25 °C [77 °F], 100 kPa).
|
Diisopropylamine is a secondary amine with the chemical formula (Me2CH)2NH (Me = methyl). Diisopropylamine is a colorless liquid with an ammonia-like odor. Its lithium derivative, lithium diisopropylamide, known as LDA is a widely used reagent.