Tetraethylammonium iodide

Tetraethylammonium iodide

Names
IUPAC name N,N,N-Triethylethanaminium iodide
Other names Tetamon iodide; Tetramon J; TEAI
Identifiers
CAS Number	68-05-3
3D model (JSmol)	Interactive image
ChemSpider	5990
ECHA InfoCard	100.000.615
PubChem CID	6225
InChI InChI=1S/C8H20N.HI/c1-5-9(6-2,7-3)8-4;/h5-8H2,1-4H3;1H/q+1;/p-1 Key: UQFSVBXCNGCBBW-UHFFFAOYSA-M InChI=1/C8H20N.ClH/c1-5-9(6-2,7-3)8-4;/h5-8H2,1-4H3;1H/q+1;/p-1 Key: UQFSVBXCNGCBBW-UHFFFAOYSA-M
SMILES [I-].CC[N+](CC)(CC)CC
Properties
Chemical formula	C8H20IN
Molar mass	257.16 g·mol−1
Appearance	Colorless or yellowish crystalline solid
Density	1.566 g/cm3
Melting point	280 °C (536 °F; 553 K) (decomposes)
Solubility in water	soluble
Except where otherwise noted, data are given for materials in their standard state (at 25 °C [77 °F], 100 kPa).
Infobox references

Tetraethylammonium iodide is a quaternary ammonium compound with the chemical formula C₈H₂₀N⁺I⁻. It has been used as the source of tetraethylammonium ions in pharmacological and physiological studies, but is also used in organic chemical synthesis.

Tetraethylammonium iodide is commercially available, but can be prepared by the reaction between triethylamine and ethyl iodide.

The crystal structure of tetraethylammonium iodide has been determined.

Examples include:

LD₅₀: 35 mg/kg (mouse, i.p.); 56 mg/kg (mouse, i.v.)