Chemistry:N,N-Dimethylethylamine

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N,N-Dimethylethylamine
N,N-Dimethylethylamine.svg
Names
Preferred IUPAC name
N,N-Dimethylethanamine
Other names
Ethyl(dimethyl)amine
Identifiers
3D model (JSmol)
ChemSpider
UNII
Properties
C4H11N
Molar mass 73.139 g·mol−1
Appearance Volatile liquid at room temp.
Density 0.7±0.1 g/cm3
Melting point −140 °C (−220 °F; 133 K)
Boiling point 36.5 °C (97.7 °F; 309.6 K)
Vapor pressure 495.4±0.1 mmHg
Acidity (pKa) 10.16 (for the conjugate acid) (H2O)[1]
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

N,N-Dimethylethylamine (DMEA), sometimes referred to as dimethylethylamine, is an organic compound with formula (CH3)2NC2H5. It is an industrial chemical that is mainly used in foundries as a catalyst for epoxy resins and polyurethane as well as sand core production.[2] [3] Dimethylethylamine is a malodorous, volatile liquid at room temperature that is excreted at greater concentrations with larger dietary intake of trimethylamine.[1]

See also

References

  1. 1.0 1.1 "N,N-Dimethylethylamine". Toxnet. Hazardous Substance Data Bank. http://toxnet.nlm.nih.gov/cgi-bin/sis/search/a?dbs+hsdb:@term+@DOCNO+5712. Retrieved 4 May 2014. "The aim was to study the effect of trimethylamine (TMA) on the metabolism of the industrial catalyst N,N-dimethylethylamine to ascertain whether biological monitoring of industrial exposure to N,N-dimethylethylamine is compromised and excretion of the malodorous N,N-dimethylethylamine in sweat and urine is increased by dietary intake of TMA....Although the increased urinary and hidrotic excretion of N,N-dimethylethylamine may contribute to body odor problems, they were primarily due to TMA excretion, which is much the greater." 
  2. Eller, Karsten; Henkes, Erhard; Rossbacher, Roland; Höke, Hartmut (2000). "Ullmann's Encyclopedia of Industrial Chemistry". Ullmann's Encyclopedia of Industrial Chemistry. Weinheim: Wiley-VCH. doi:10.1002/14356007.a02_001. 
  3. "Dimethylethylamine". BASF The Chemical Company. http://www.basf.com/group/corporate/us/en/brand/N_N_DIMETHYLETHYLAMINE. Retrieved 4 May 2014.