Diethylhydroxylamine

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Diethylhydroxylamine
Skeletal formula of diethylhydroxylamine
Identifiers
CAS number 3710-84-7 YesY
PubChem 19463
ChemSpider 18340 YesY
UNII 314I05EDVH YesY
EC number 223-055-4
UN number 1993
MeSH N,N-diethylhydroxylamine
RTECS number NC3500000
Beilstein Reference 1731349
Jmol-3D images Image 1
Properties
Molecular formula C4H11NO
Molar mass 89.14 g mol−1
Appearance Colorless liquid
Odor Ammoniacal
Density 867 mg mL−1
Melting point −26 to −25 °C (−15 to −13 °F; 247 to 248 K)
Boiling point 127.6 °C; 261.6 °F; 400.7 K
Solubility in water Miscible
Vapor pressure 500 Pa (at 0 °C)
Thermochemistry
Specific
heat capacity
C
370.8 J K−1 mol−1
Std enthalpy of
formation
ΔfHo298
−175.47–−174.03 kJ mol−1
Std enthalpy of
combustion
ΔcHo298
−2.97201–−2.97069 MJ mol−1
Hazards
GHS pictograms The flame pictogram in the Globally Harmonized System of Classification and Labelling of Chemicals (GHS) The exclamation-mark pictogram in the Globally Harmonized System of Classification and Labelling of Chemicals (GHS)
GHS signal word WARNING
GHS hazard statements H226, H312, H315, H319, H332
GHS precautionary statements P280, P305+351+338
EU classification Harmful Xn
R-phrases R10, R21, R38
S-phrases R36/37
Explosive limits 1.9–10%
LD50
  • 1.3 g kg−1 (dermal, rabbit)
  • 2.19 g kg−1 (oral, rat)
Related compounds
Related alkanols
Except where noted otherwise, data are given for materials in their standard state (at 25 °C (77 °F), 100 kPa)
 YesY (verify) (what is: YesY/N?)
Infobox references

Diethylhydroxylamine (DEHA) is a chemical used in some plastics.

As a free radical scavenger, it has five principal uses:

  1. Polymerization inhibitor
  2. Color stabilizer (photographics)
  3. Oxygen scavenger (water treatment)
  4. Corrosion inhibitor
  5. Discoloration inhibitor (phenolics)

References[edit]

  1. ^ "N,N-diethylhydroxylamine - Compound Summary". PubChem Compound. USA: National Center for Biotechnology Information. 27 March 2005. Identification. Retrieved 17 March 2012.