Diethyl ether

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Diethyl ether
Skeletal formula
Baw-an-stick model
Diethyl Ether Electron Rendering
Names
IUPAC name
Ethoxyethane
Ither names
Diethyl ether; Dether; Ethyl ether; Ethyl oxide; 3-Oxapentane; Ethoxyethane; Diethyl oxide; Solvent ether
Identifiers
60-29-7 YesY
ChEBI CHEBI:35702 YesY
ChEMBL ChEMBL16264 YesY
ChemSpider 3168 YesY
Jmol-3D images Image
KEGG D01772 YesY
PubChem
RTECS nummer KI5775000
UNII 0F5N573A2Y YesY
Properties
C4H10O
Molar mass 74.12 g·mol−1
Appearance Colourless liquid
Odour pungent, sweetish odour[1]
Density 0.7134 g/cm3, liquid
Meltin pynt −116.3 °C (−177.3 °F; 156.8 K)
Bylin pynt 34.6 °C (94.3 °F; 307.8 K)
69 g/L (20 °C)
Vapour pressur 440 mmHg (20°C)[1]
Refractive index (nD) 1.353 (20 °C)
Viscosity 0.224 cP (25 °C)
Structure
Dipole moment 1.15 D (gas)
Thermochemistry
Std enthalpy o
formation
ΔfHo298
-271.2 ± 1.9 kJ/mol
Std enthalpy o
combustion
ΔcHo298
-2732.1 ± 1.9 kJ/mol
Staundart molar
entropy
So298
253.5 J/mol·K
Speceefic heat capacity, C 172.5 J/mol·K
Hazards
Main hazards Extremely Flammable, harmfu tae skin, decomposes tae explosive peroxides in air an licht[1]
Safety data sheet External MSDS
R-phrases R12 R19 R20/22 R66 R67
S-phrases S9 S16 S29 S33
NFPA 704
Flammability code 4: Will rapidly or completely vaporize at normal atmospheric pressur an temperatur, or is readily dispersed in air an will burn readily. Flash pynt ablo 23 °C (73 °F). E.g., propane Health code 2: Intense or continued but nae chronic exposure could cause temporary incapacitation or possible residual injury. E.g., chloroform Reactivity code 1: Normally stable, but can acome unstable at elevatit temperaturs an pressurs. E.g., calcium Special hazards (white): no codeNFPA 704 four-colored diamond
Flash pynt −45 °C (−49 °F; 228 K) [4]
160 °C (320 °F; 433 K)[4]
Explosive leemits 1.9-48.0% [2]
Lethal dose or concentration (LD, LC):
73,000 ppm (rat, 2 hr)
6500 ppm (moose, 1.65 hr)[3]
106,000 ppm (rabbit)
76,000 ppm (dug)[3]
US health exposure limits (NIOSH):
TWA 400 ppm (1200 mg/m3)[1]
No established REL[1]
1900 ppm[1]
Except whaur otherwise notit, data are gien for materials in thair staundart state (at 25 °C [77 °F], 100 kPa).
YesY verify (whit is YesYN ?)
Infobox references

Diethyl ether, an aa known as ethoxyethane, ethyl ether, sulfuric ether, or simply ether, is an organic compoond in the ether cless wi the formula (C
2
H
5
)
2
O
.

References[eedit | eedit soorce]

  1. 1.0 1.1 1.2 1.3 1.4 1.5 NIOSH Pocket Guide tae Chemical Hazards 0277
  2. Carl L. Yaws, Chemical Properties Handbook, McGraw-Hill, New York, 1999, page 567
  3. 3.0 3.1 "Ethyl ether". Immediately Dangerous to Life and Health. National Institute for Occupational Safety and Health (NIOSH). 
  4. 4.0 4.1 "Ethyl Ether MSDS". J.T. Baker. Retrieved 2010-06-24.