Methyl tert-Butyl Ether

C₅H₁₂O

IUPAC: 2-Methoxy-2-methylpropane

CAS: 1634-04-4

Overview

MTBE was widely used as a gasoline additive to increase octane rating and reduce emissions. Its use has been restricted due to groundwater contamination concerns.

Composition

Element Symbol Atoms Atomic Mass
Hydrogen H 12 1.0080
Carbon C 5 12.0110
Oxygen O 1 15.9990

Elemental Composition

H
Hydrogen ×12
13.7%
C
Carbon ×5
68.1%
O
Oxygen ×1
18.1%

Uses

  • • Gasoline oxygenate
  • • Laboratory solvent

Fun Facts

  • ✦ MTBE contaminated drinking water in many US states, leading to bans

Safety

  • ⚠ Possible carcinogen
  • ⚠ Groundwater contaminant

Structure

SMILES

CC(C)(C)OC

Properties

Type
organic
State
liquid
Molar Mass
88.15 g/mol
Density
0.7400 g/cm³
Melting Point
-109.0 °C
Boiling Point
55.2 °C
Solubility
42 g/L at 20°C

Molecular Descriptors

Exact Mass
88.0888
XLogP
0.9
TPSA
9.2 Ų
H-Bond Donors
0
H-Bond Acceptors
1
Rotatable Bonds
1
Heavy Atoms
6
Complexity
33.0

Related Compounds

1,2-Dichloroethane

C₂H₄Cl₂

1,3-Butadiene

C₄H₆

1,4-Dioxane

C₄H₈O₂

1-Butanol

C₄H₁₀O

2-Propanol

C₃H₈O

Acetaldehyde

CH₃CHO

Acetamide

C₂H₅NO

Acetic Anhydride

C₄H₆O₃

Acetone

(CH₃)₂CO

Acetonitrile

C₂H₃N

Frequently Asked Questions

What is Methyl tert-Butyl Ether?
Methyl tert-Butyl Ether (C₅H₁₂O) is a organic compound with the IUPAC name 2-Methoxy-2-methylpropane.
What is the molecular weight of Methyl tert-Butyl Ether?
Methyl tert-Butyl Ether has a molar mass of 88.15 g/mol.
What state is Methyl tert-Butyl Ether at room temperature?
Methyl tert-Butyl Ether is a liquid at room temperature.
Is Methyl tert-Butyl Ether organic or inorganic?
Methyl tert-Butyl Ether is classified as an organic compound.
What elements make up Methyl tert-Butyl Ether?
Methyl tert-Butyl Ether (C₅H₁₂O) is composed of Hydrogen (H), Carbon (C), Oxygen (O).