tert-Butylamine
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tert-Butylamine (also erbumine and other names) is an organic chemical compound with the formula (CH3)3CNH2. It is a colorless liquid with a typical amine-like odor. tert-Butylamine is one of the four isomeric amines of butane, the others being n-butylamine, sec-butylamine and isobutylamine.
Quick Facts Names, Identifiers ...
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Names | |||
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Preferred IUPAC name
2-Methylpropan-2-amine | |||
Other names
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Identifiers | |||
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3D model (JSmol) |
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605267 | |||
ChEBI | |||
ChEMBL | |||
ChemSpider |
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ECHA InfoCard | 100.000.808 | ||
EC Number |
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1867 | |||
MeSH | tert-butylamine | ||
PubChem CID |
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RTECS number |
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UNII | |||
UN number | 3286 | ||
CompTox Dashboard (EPA) |
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Properties | |||
C4H11N | |||
Molar mass | 73.139 g·mol−1 | ||
Appearance | Colorless liquid | ||
Odor | fishy, ammoniacal | ||
Density | 0.696 g/mL | ||
Melting point | −67.50 °C; −89.50 °F; 205.65 K | ||
Boiling point | 43 to 47 °C; 109 to 116 °F; 316 to 320 K | ||
Miscible | |||
log P | 0.802 | ||
Vapor pressure | 39.29 kPa (at 20 °C) | ||
Refractive index (nD) |
1.377 | ||
Thermochemistry | |||
Heat capacity (C) |
191.71 J K−1 mol−1 | ||
Std molar entropy (S⦵298) |
233.63 J K−1 mol−1 | ||
Std enthalpy of formation (ΔfH⦵298) |
−151.1–−150.1 kJ mol−1 | ||
Std enthalpy of combustion (ΔcH⦵298) |
−2.9959–−2.9951 MJ mol−1 | ||
Hazards | |||
GHS labelling: | |||
Danger | |||
H225, H302, H314, H331 | |||
P210, P261, P280, P305+P351+P338, P310 | |||
NFPA 704 (fire diamond) | |||
Flash point | −38 °C (−36 °F; 235 K) | ||
380 °C (716 °F; 653 K) | |||
Explosive limits | 1.7–9.8% | ||
Lethal dose or concentration (LD, LC): | |||
LD50 (median dose) |
464 mg kg−1 (oral, rat) | ||
Safety data sheet (SDS) | rose-hulman.edu | ||
Related compounds | |||
Related alkanamines |
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Related compounds |
2-Methyl-2-nitrosopropane | ||
Except where otherwise noted, data are given for materials in their standard state (at 25 °C [77 °F], 100 kPa).
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