Hexamethylenediamine
Hexamethylenediamine or hexane-1,6-diamine, is the organic compound with the formula H2N(CH2)6NH2. The molecule is a diamine, consisting of a hexamethylene hydrocarbon chain terminated with amine functional groups. The colorless solid (yellowish for some commercial samples) has a strong amine odor. About 1 billion kilograms are produced annually.
| Names | |
|---|---|
| Preferred IUPAC name
Hexane-1,6-diamine | |
Other names
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| Identifiers | |
3D model (JSmol) |
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| 1098307 | |
| ChEBI | |
| ChEMBL | |
| ChemSpider | |
| DrugBank | |
| ECHA InfoCard | 100.004.255 |
| EC Number |
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| 2578 | |
| MeSH | 1,6-diaminohexane |
PubChem CID |
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| RTECS number |
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| UNII | |
| UN number | 2280 |
CompTox Dashboard (EPA) |
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SMILES
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| Properties | |
| C6H16N2 | |
| Molar mass | 116.208 g·mol−1 |
| Appearance | Colourless crystals |
| Density | 0.84 g/mL |
| Melting point | 39 to 42 °C (102 to 108 °F; 312 to 315 K) |
| Boiling point | 204.6 °C; 400.2 °F; 477.7 K |
| 490 g L−1 | |
| log P | 0.386 |
| Thermochemistry | |
Std enthalpy of formation (ΔfH⦵298) |
−205 kJ mol−1 |
| Hazards | |
| GHS labelling: | |
| Danger | |
| H302, H312, H314, H335 | |
| P261, P280, P305+P351+P338, P310 | |
| NFPA 704 (fire diamond) |
3
2
0 |
| Flash point | 80 °C (176 °F; 353 K) |
| Explosive limits | 0.7–6.3% |
| Lethal dose or concentration (LD, LC): | |
LD50 (median dose) |
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| Related compounds | |
Related alkanamines |
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Except where otherwise noted, data are given for materials in their standard state (at 25 °C [77 °F], 100 kPa).
Infobox references | |
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