1-Aminopentane is an organic compound with the formula CH3(CH2)4NH2. It is used as a solvent, as a raw material in the manufacture of a variety of other compounds, including dyes, emulsifiers, and pharmaceutical products,[1] and as a flavoring agent.[2][3]
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| Names | |
|---|---|
| Preferred IUPAC name
Pentan-1-amine | |
| Other names
Pentylamine
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| Identifiers | |
3D model (JSmol)
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| 505953 | |
| ChEBI | |
| ChemSpider | |
| DrugBank | |
| ECHA InfoCard | 100.003.438 |
| EC Number |
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| MeSH | n-amylamine |
PubChem CID
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| RTECS number |
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| UNII | |
| UN number | 1106 |
CompTox Dashboard (EPA)
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| Properties | |
| C5H13N | |
| Molar mass | 87.166 g·mol−1 |
| Appearance | Colourless liquid |
| Density | 0.752 g mL−1 |
| Melting point | −55 °C; −67 °F; 218 K |
| Boiling point | 94 to 110 °C; 201 to 230 °F; 367 to 383 K |
| Miscible | |
Henry's law
constant (kH) |
410 μmol Pa−1 kg−1 |
| -69.4·10−6 cm3/mol | |
Refractive index (nD)
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1.411 |
| Thermochemistry | |
Heat capacity (C)
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218 J K−1 mol−1 (at −75 °C) |
| Hazards | |
| GHS labelling: | |
  
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| Danger | |
| H225, H302, H312, H314, H331 | |
| P210, P261, P280, P305+P351+P338, P310 | |
| Flash point | 1 °C (34 °F; 274 K) |
| Explosive limits | 2.2–22% |
| Lethal dose or concentration (LD, LC): | |
LD50 (median dose)
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| Related compounds | |
Related alkanamines
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Related compounds
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5-Amino-1-pentanol |
Except where otherwise noted, data are given for materials in their standard state (at 25 °C [77 °F], 100 kPa).
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Pentylamine exhibits reactions typical of other simple alkyl amines, i.e. protonation, alkylation, acylation, condensation with carbonyls. Like other simple aliphatic amines, pentylamine is a weak base: the pKa of [CH3(CH2)4NH3]+ is 10.21.[4]
See also
editReferences
edit- ^ Flick, Ernest W. (1998). Industrial Solvents Handbook (5th ed.). Park Ridge, NJ: William Andrew. p. 695. ISBN 0-8155-1413-1.
- ^ "JECFA Evaluations-PENTYLAMINE. Summary of Evaluations Performed by the Joint FAO/WHO Expert Committee on Food Additives" (January 31, 2006). Retrieved on 2008-07-25
- ^ Karsten Eller, Erhard Henkes, Roland Rossbacher, Hartmut Höke, "Amines, Aliphatic" Ullmann's Encyclopedia of Industrial Chemistry, Wiley-VCH, Weinheim, 2005.doi:10.1002/14356007.a02_001
- ^ H. K. Hall, Jr. (1957). "Correlation of the Base Strengths of Amines". J. Am. Chem. Soc. 79 (20): 5441–5444. doi:10.1021/ja01577a030.