Names | |
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Preferred IUPAC name
N1,N1-Bis(2-aminoethyl)ethane-1,2-diamine | |
Other names
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Identifiers | |
3D model (JSmol)
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1739626 | |
ChEBI | |
ChEMBL | |
ChemSpider | |
ECHA InfoCard | 100.021.689 |
EC Number |
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27074 | |
MeSH | Tris(2-aminoethyl)amine |
PubChem CID
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RTECS number |
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UNII | |
UN number | 2922 |
CompTox Dashboard (EPA)
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Properties | |
C6H18N4 | |
Molar mass | 146.238 g·mol−1 |
Appearance | Colorless liquid |
Odor | Ichtyal, ammoniacal |
Density | 0.976 g/mL (20 °C)[1] |
Melting point | −16 °C (3 °F; 257 K) |
Boiling point | 265 °C (509 °F; 538 K) |
Miscible | |
log P | −2.664 |
Vapor pressure | 3 Pa (at 20 °C) |
Refractive index (nD)
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1.497[1] |
Thermochemistry | |
Std enthalpy of
formation (ΔfH⦵298) |
−74.3–−72.9 kJ mol−1 |
Std enthalpy of
combustion (ΔcH⦵298) |
−4860.6–−4859.2 kJ mol−1 |
Hazards | |
GHS labelling: | |
Danger | |
H301, H310, H314 | |
P280, P302+P350, P305+P351+P338, P310 | |
Flash point | 113 °C (235 °F; 386 K) |
Lethal dose or concentration (LD, LC): | |
LD50 (median dose)
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Safety data sheet (SDS) | fishersci.com |
Related compounds | |
Related amines
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Related compounds
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Except where otherwise noted, data are given for materials in their standard state (at 25 °C [77 °F], 100 kPa).
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Tris(2-aminoethyl)amine is the organic compound with the formula N(CH2CH2NH2)3. This colourless liquid is soluble in water and is highly basic, consisting of a tertiary amine center and three pendant primary amine groups. Tris(2-aminoethyl)amine is commonly abbreviated as tren or TREN. It is used a crosslinking agent in the synthesis of polyimine networks and a tripodal ligand in coordination chemistry.