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637-92-3

637-92-3 structural image
Product Name: tert-Butyl ethyl ether
Formula: C6H14O
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CHEMICAL AND PHYSICAL PROPERTIES

Physical Description 2-methyl-2-ethoxypropane is a clear light yellow liquid. (NTP, 1992)
Color/Form Liquid
Odor Characteristic strong odor ... reminiscent of ether, gasoline, or varnish or as being sweet
Taste Characterized as highly objectionable
Boiling Point 163.6 °F at 760 mmHg (NTP, 1992)
Melting Point -137 °F (NTP, 1992)
Flash Point -3 °F (NTP, 1992)
Solubility less than 1 mg/mL at 70 °F (NTP, 1992)
Density 0.7519 at 77 °F (NTP, 1992) - Less dense than water; will float
Vapor Density Relative vapor density (air = 1): 3.5
Vapor Pressure 10 mmHg at 77 °F ; 185 mmHg at 122 °F; 447 mmHg at 158 °F (NTP, 1992)
LogP 1.28
Henry's Law Constant Henry's Law constant = 1.64X10-3 atm-cu m/mol at 25 °C
Stability/Shelf Life Stable under recommended storage conditions.
Autoignition Temperature 375 °C
Decomposition When heated to decomposition it emits acrid smoke and irritating vapors.
Heat of Vaporization 73.4 cal/g
Surface Tension 19.8 dynes/cm at 24 °C
Refractive Index Index of refraction = 1.3756 at 20 °C/D
Kovats Retention Index 620 612 612.7 624 637 615.2 620 621
Other Experimental Properties BP also reported as 73.1 °C. Specific heat (liquid) at 25 °C: 0.51 cal/g
Chemical Classes Solvents -> Ethers (<C12)

SAFETY INFORMATION

Signal word Danger
Pictogram(s)

Flame
Flammables
GHS02

Exclamation Mark
Irritant
GHS07
GHS Hazard Statements H225:Flammable liquids
H336:Specific target organ toxicity,single exposure; Narcotic effects
Precautionary Statement Codes P210:Keep away from heat/sparks/open flames/hot surfaces. — No smoking.

COMPUTED DESCRIPTORS

Molecular Weight 102.17 g/mol
XLogP3 1.4
Hydrogen Bond Donor Count 0
Hydrogen Bond Acceptor Count 1
Rotatable Bond Count 2
Exact Mass 102.104465066 g/mol
Monoisotopic Mass 102.104465066 g/mol
Topological Polar Surface Area 9.2 Ų
Heavy Atom Count 7
Formal Charge 0
Complexity 42.6
Isotope Atom Count 0
Defined Atom Stereocenter Count 0
Undefined Atom Stereocenter Count 0
Defined Bond Stereocenter Count 0
Undefined Bond Stereocenter Count 0
Covalently-Bonded Unit Count 1
Compound Is Canonicalized Yes

PRODUCT INTRODUCTION

description

2-methyl-2-ethoxypropane is a clear light yellow liquid. (NTP, 1992)