Isoamyl alcohol

Isoamyl alcohol^[1]

IUPAC name 3-methyl-1-butanol
Other names Isopentyl alcohol, Isopentanol, Isobutylcarbinol
Identifiers
CAS number	123-51-3^Y
PubChem	31260
ChemSpider	29000^Y
DrugBank	DB02296
KEGG	C07328^Y
ChEBI	CHEBI:15837^Y
ChEMBL	CHEMBL372396^Y
Jmol-3D images	Image 1
SMILES OCCC(C)C
InChI InChI=1S/C5H12O/c1-5(2)3-4-6/h5-6H,3-4H2,1-2H3^Y Key: PHTQWCKDNZKARW-UHFFFAOYSA-N^Y InChI=1/C5H12O/c1-5(2)3-4-6/h5-6H,3-4H2,1-2H3 Key: PHTQWCKDNZKARW-UHFFFAOYAW
Properties
Molecular formula	C₅H₁₂O
Molar mass	88.148 g/mol
Appearance	Clear, colorless liquid
Density	0.8104 g/cm³ at 20 °C
Melting point	-117.2 °C, 156 K, -179 °F
Boiling point	131.1 °C, 404 K, 268 °F
Solubility in water	28 g/L
Solubility	very soluble in acetone, diethyl ether, ethanol
Viscosity	3.692 mPa·s
Thermochemistry
Std enthalpy of formation Δ_fH^o₂₉₈	-356.4 kJ·mol^-1 (liquid) -300.7 kJ·mol^-1 (gas)
Specific heat capacity, C	2.382 J·g^-1·K^-1
Hazards
Flash point	43 °C
Autoignition temperature	350 °C
Explosive limits	1.2 – 9%
Y (verify) (what is: Y/N?) Except where noted otherwise, data are given for materials in their standard state (at 25 °C, 100 kPa)
Infobox references

Isoamyl alcohol (also known as isopentyl alcohol) is a clear, colourless alcohol with the formula (CH₃)₂CHCH₂CH₂OH. It is one of several isomers of amyl alcohol. It is a main ingredient in the production of banana oil, an ester found in nature and also produced as a flavouring in industry.

References

^ Lide, David R., ed (1998). Handbook of Chemistry and Physics (87 ed.). Boca Raton, FL: CRC Press. pp. 3-374, 5-42, 6-188, 8-102, 15-22. ISBN 0-8493-0487-3.