tert-Amyl alcohol

tert-Amyl alcohol

Names
IUPAC name 2-Methylbutan-2-ol
Other names 2-Methyl-2-butanol 2-Methyl-2-butyl alcohol Amylene hydrate Dimethylethylcarbinol TAA t-Amylol t-Pentylol tert-Amyl alcohol tert-Pentyl alcohol
Properties
Chemical formula	C5H12O CH3CH2(CH3)2C(OH)
Molar mass	88.15 g/mol
Appearance	Colorless liquid
Odor	Camphor-like
Density	0.805 g/cm3
Melting point	−9 °C (16 °F; 264 K)
Boiling point	102.4 °C (216.3 °F; 375.5 K)
Solubility in water	12 g/100 ml
Solubility	Miscible with acetone, diethyl ether, benzene, chloroform, ethanol, glycerol, oils
Vapor pressure	1.6 kPa (at 20 °C)
Thermochemistry
Std molar entropy (So298)	229.3 J·K−1·mol−1
Std enthalpy of formation (ΔfHo298)	−380.0–−379.0 kJ/mol
Hazards
Safety data sheet	Sigma-Aldrich
Flash point	19 °C (66 °F; 292 K)
Lethal dose or concentration (LD, LC):
LD50 (Median dose)	1,000 mg/kg (rat, oral)
Related compounds
Related compounds	tert-Butanol Pentanol
Except where otherwise noted, data are given for materials in their standard state (at 25 °C [77 °F], 100 kPa).
Infobox references

tert-Amyl alcohol (TAA), is the tertiary alcohol isomer of pentanol, with a variety of uses in chemistry.

Properties

Chemical

tert-Amyl alcohol, like all tertiary alcohols resists oxidation to aldehyde or carboxylic acid.

Physical

tert-Amyl alcohol is a colorless liquid, with a camphor-like odor.

Availability

tert-pentanol is sold by chemical suppliers.

Can also be extracted via fractional distillation from fusel oil.

Preparation

tert-Amyl alcohol can be prepared via the bromoethylethylmagnesium Grignard with acetone route.

Projects

• Preparation of metallic potassium
• Make good smelling compounds

Handling

Safety

tert-Amyl alcohol is flammable and should be handled with care.

Storage

In closed bottles

Disposal

Can be safely burned.

References

Relevant Sciencemadness threads

• Acquiring Tert-amyl alcohol