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2-Ethoxyethanol

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2-Ethoxyethanol
2-Ethoxyethanol
Names
Preferred IUPAC name 2-Ethoxyethanol
Other names Cellosolve
ethylene glycol ethyl ether
oxitol
Ethyl Cellosolve
EGEE
Identifiers
CAS Number
3D model (JSmol)
Beilstein Reference 1098271
ChEBI
ChEMBL
ChemSpider
DrugBank
ECHA InfoCard 100.003.459 Edit this at Wikidata
EC Number
  • 203-804-1
Gmelin Reference 82142
KEGG
PubChem CID
RTECS number
  • KK8050000
UNII
UN number 1171
CompTox Dashboard (EPA)
InChI
  • InChI=1S/C4H10O2/c1-2-6-4-3-5/h5H,2-4H2,1H3Key: ZNQVEEAIQZEUHB-UHFFFAOYSA-N
  • InChI=1/C4H10O2/c1-2-6-4-3-5/h5H,2-4H2,1H3Key: ZNQVEEAIQZEUHB-UHFFFAOYAD
SMILES
  • CCOCCO
Properties
Chemical formula C4H10O2
Molar mass 90.122 g·mol
Appearance clear liquid
Odor sweet, ether-like
Density 0.930 g/cm, liquid
Melting point −70 °C (−94 °F; 203 K)
Boiling point 135 °C (275 °F; 408 K)
Solubility in water miscible
Vapor pressure 4 mmHg (20°C)
Hazards
GHS labelling:
Pictograms GHS02: FlammableGHS06: ToxicGHS07: Exclamation markGHS08: Health hazard
Signal word Danger
Hazard statements H226, H302, H331, H360
Precautionary statements P201, P202, P210, P233, P240, P241, P242, P243, P261, P264, P270, P271, P280, P281, P301+P312, P303+P361+P353, P304+P340, P308+P313, P311, P321, P330, P370+P378, P403+P233, P403+P235, P405, P501
NFPA 704 (fire diamond)
NFPA 704 four-colored diamondHealth 2: Intense or continued but not chronic exposure could cause temporary incapacitation or possible residual injury. E.g. chloroformFlammability 2: Must be moderately heated or exposed to relatively high ambient temperature before ignition can occur. Flash point between 38 and 93 °C (100 and 200 °F). E.g. diesel fuelInstability (yellow): no hazard codeSpecial hazards (white): no code
2 2
Flash point 44 °C (111 °F; 317 K)
Explosive limits 1.7%-15.6%
Lethal dose or concentration (LD, LC):
LD50 (median dose) 2451 mg/kg (mouse, oral)
2125 mg/kg (rat, oral)
LC50 (median concentration) 2000 ppm (rat, 7 hr)
1820 ppm (mouse, 7 hr)
LCLo (lowest published) 3000 ppm (guinea pig, 24 hr)
NIOSH (US health exposure limits):
PEL (Permissible) TWA 200 ppm (740 mg/m)
REL (Recommended) TWA 0.5 ppm (1.8 mg/m)
IDLH (Immediate danger) 500 ppm
Related compounds
Related ethers 2-Propoxyethanol
2-Butoxyethanol
Related compounds Ethylene glycol
Except where otherwise noted, data are given for materials in their standard state (at 25 °C , 100 kPa). ☒verify (what is  ?) Infobox references
Chemical compound

2-Ethoxyethanol, also known by the trademark Ethyl cellosolve, is a solvent used widely in commercial and industrial applications. It is a clear, colorless, nearly odorless liquid that is miscible with water, ethanol, diethyl ether, acetone, and ethyl acetate.

2-Ethoxyethanol is manufactured by the reaction of ethylene oxide with ethanol.

As with other glycol ethers, 2-ethoxyethanol has the useful property of being able to dissolve chemically diverse compounds. It will dissolve oils, resins, grease, waxes, nitrocellulose, and lacquers. This is an ideal property as a multi-purpose cleaner, and, therefore, 2-ethoxyethanol is used in products such as varnish removers and degreasing solutions.

References

  1. ^ NIOSH Pocket Guide to Chemical Hazards. "#0258". National Institute for Occupational Safety and Health (NIOSH).
  2. ^ "2-Ethoxyethanol". Immediately Dangerous to Life or Health Concentrations (IDLH). National Institute for Occupational Safety and Health (NIOSH).
  3. ^ National Research Council (U.S.). Subcommittee on Spacecraft Maximum Allowable Concentrations (1996). Spacecraft maximum allowable concentrations for selected airborne contaminants. National Academies Press. p. 189. ISBN 978-0-309-05478-2. Retrieved 19 February 2012.

External links

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