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
3D model (JSmol)
ChEBI
ChEMBL
ChemSpider
ECHA InfoCard 100.000.425
KEGG
RTECS nummer KI5775000
UNII
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)
Structur
1.15 D (gas)
Thermochemistry
Speceefic heat capacity, C 172.5 J/mol·K
Staundart molar
entropy
So298
253.5 J/mol·K
Std enthalpy o
formation
ΔfHo298
-271.2 ± 1.9 kJ/mol
Std enthalpy o
combustion
ΔcHo298
-2732.1 ± 1.9 kJ/mol
Pharmacology
N01AA01 (WHO)
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., propaneHealth code 2: Intense or continued but nae chronic exposure could cause temporary incapacitation or possible residual injury. E.g., chloroformReactivity code 1: Normally stable, but can acome unstable at elevatit temperaturs an pressurs. E.g., calciumSpecial hazards (white): no codeNFPA 704 four-colored diamond
4
2
1
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 heal exposur leemits (NIOSH):
PEL (Permissible)
TWA 400 ppm (1200 mg/m3)[1]
REL (Recommendit)
No established REL[1]
IDLH (Immediate danger)
1900 ppm[1]
Relatit compoonds
Relatit Ethers
Dimethyl ether
Methoxypropane
Relatit compoonds
Diethyl sulfide
Butanols (isomer)
Except whaur itherwise 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.