Ethylammonium nitrate

Ethylammonium nitrate or ethylamine nitrate (EAN) is a salt with formula [CH3CH2NH3]+[NO3]. It is an odorless and colorless to slightly yellowish liquid with a melting point of 12 °C. This compound was described by Paul Walden in 1914, and is believed to be the earliest reported example of a room-temperature ionic liquid.

Ethylammonium nitrate
Identifiers
3D model (JSmol)
ChEBI
ChemSpider
ECHA InfoCard 100.218.244
EC Number
  • 690-858-8
  • InChI=1S/C2H7N.NO3/c1-2-3;2-1(3)4/h2-3H2,1H3;/q;-1/p+1 Y
    Key: AHRQMWOXLCFNAV-UHFFFAOYSA-O Y
  • InChI=1/C2H7N.NO3/c1-2-3;2-1(3)4/h2-3H2,1H3;/q;-1/p+1
    Key: AHRQMWOXLCFNAV-IKLDFBCSAI
  • CC[NH3+].[N+](=O)([O-])[O-]
Properties
[CH3CH2NH3]+[NO3]
Molar mass 108.0965 g/mol
Appearance Colorless liquid
Density 1.261 g/ml
Melting point 12 °C (54 °F; 285 K)
Boiling point 240 °C (464 °F; 513 K)
Thermochemistry
206 J/(mol·K)
Hazards
Occupational safety and health (OHS/OSH):
Main hazards
Irritant
GHS labelling:
Warning
H315, H319, H335
P220, P261, P280, P312
Safety data sheet (SDS)
Related compounds
Other cations
Methylammonium nitrate
Except where otherwise noted, data are given for materials in their standard state (at 25 °C [77 °F], 100 kPa).
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Infobox references
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