2-Methyl-1-butanol

2-Methyl-1-butanol
Names
	Preferred IUPAC name 2-Methylbutan-1-ol
	Other names 2-Methyl-1-butanol; Active amyl alcohol
Identifiers
CAS Number	137-32-6 ; 1565-80-6 (S);
3D model (JSmol)	Interactive image;
ChEBI	CHEBI:48945 ;
ChEMBL	ChEMBL451923 ;
ChemSpider	8398 ;
ECHA InfoCard	100.004.809
PubChem CID	8723;
UNII	7VTJ239ASU ;
CompTox Dashboard (EPA)	DTXSID5027069 ;
	InChI InChI=1S/C5H12O/c1-3-5(2)4-6/h5-6H,3-4H2,1-2H3 Key: QPRQEDXDYOZYLA-UHFFFAOYSA-N ; InChI=1/C5H12O/c1-3-5(2)4-6/h5-6H,3-4H2,1-2H3 Key: QPRQEDXDYOZYLA-UHFFFAOYAW;
	SMILES OCC(C)CC;
Properties
Chemical formula	C5H12O
Molar mass	88.148 g/mol
Appearance	colorless liquid
Density	0.8152 g/cm3
Melting point	−117.2 °C (−179.0 °F; 156.0 K)
Boiling point	127.5 °C (261.5 °F; 400.6 K)
Solubility in water	31 g/L
Solubility	organic solvents
Vapor pressure	3 mm Hg
Viscosity	4.453 mPa·s
Thermochemistry
Std enthalpy of; formation (ΔfH⦵298)	-356.6 kJ·mol−1 (liquid) ; -301.4 kJ·mol−1 (gas)
Hazards
Autoignition; temperature	385 °C (725 °F; 658 K)
Related compounds
Related compounds	Amyl alcohol
	Except where otherwise noted, data are given for materials in their standard state (at 25 °C [77 °F], 100 kPa). verify (what is ?) Infobox references

2-Methyl-1-butanol (IUPAC name, also called active amyl alcohol) is an organic compound with the formula CH₃CH₂CH(CH₃)CH₂OH. It is one of several isomers of amyl alcohol. This colorless liquid occurs naturally in trace amounts and has attracted some attention as a potential biofuel, exploiting its hydrophobic (gasoline-like) and branched structure. It is chiral.

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