2-Pentanol

2-Pentanol^[1]
Names

Preferred IUPAC name Pentan-2-ol
Other names 2-Pentanol sec-amyl alcohol
Identifiers
CAS Number	6032-29-7^Y
3D model (Jmol)	Interactive image
ChEBI	CHEBI:77518^N
ChEMBL	ChEMBL45065^Y
ChemSpider	21011^Y
ECHA InfoCard	100.025.370
PubChem	22386
UNII	04G7050365^Y
InChI InChI=1S/C5H12O/c1-3-4-5(2)6/h5-6H,3-4H2,1-2H3^Y Key: JYVLIDXNZAXMDK-UHFFFAOYSA-N^Y InChI=1/C5H12O/c1-3-4-5(2)6/h5-6H,3-4H2,1-2H3 Key: JYVLIDXNZAXMDK-UHFFFAOYAY
SMILES OC(C)CCC
Properties
Chemical formula	C₅H₁₂O
Molar mass	88.148 g/mol
Appearance	colorless liquid
Density	0.812 g/cm³
Melting point	−73 °C (−99 °F; 200 K)
Boiling point	119.3 °C (246.7 °F; 392.4 K)
Solubility in water	45 g/L
Solubility	soluble in ethanol, diethyl ether, carbon tetrachloride, chloroform
Vapor pressure	0.804 kPa
Viscosity	3.470 mPa·s
Thermochemistry
Specific heat capacity (C)	2.716 J·g⁻¹·K⁻¹ (liquid)
Std enthalpy of formation (Δ_fH^o₂₉₈)	-365.2 kJ·mol⁻¹ (liquid) -311.0 kJ·mol⁻¹ (gas)
Hazards
Flash point	34 °C (93 °F; 307 K)
Autoignition temperature	343 °C (649 °F; 616 K)
Explosive limits	1.2–9%
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).
N verify (what is ^YN ?)
Infobox references

2-Pentanol (IUPAC name: pentan-2-ol; also called sec-amyl alcohol) is an organic chemical compound. It is used as a solvent and an intermediate in the manufacture of other chemicals. 2-Pentanol is a component of many mixtures of amyl alcohols sold industrially.

2-Pentanol has been detected in fresh bananas by gas chromatography–mass spectrometry, at an abundance of 14.26±2.63 ppm.^[2]

Reactions

2-Pentanol can be manufactured by hydration of pentene.^[3]

References

↑ Lide, David R. (1998), Handbook of Chemistry and Physics (87 ed.), Boca Raton, FL: CRC Press, pp. 3–454, 5–42, 6–188, 8–102, 15–23, ISBN 0-8493-0594-2
↑ Jordán, María J.; Tandon, Kawaljit; Shaw, Philip E.; Goodner, Kevin L. (2001), "Aromatic Profile of Aqueous Banana Essence and Banana Fruit by Gas Chromatography−Mass Spectrometry (GC-MS) and Gas Chromatography−Olfactometry (GC-O)", J. of Agricultural and Food Chemistry, 49 (10): 4813-4817
↑ McKetta, John J.; Cunningham, William Aaron (1977), Encyclopedia of Chemical Processing and Design, 3, Boca Raton, FL: CRC Press, pp. 280–281, ISBN 978-0-8247-2480-1, retrieved 2010-01-17

Alcohols

Straight-chain primary alcohols (1°)	Methanol (C 1) Ethanol (C 2) 1-Propanol (C 3) n-Butanol (C 4) 1-Pentanol (C 5) 1-Hexanol (C 6) 1-Heptanol (C 7) 1-Octanol (C 8) 1-Nonanol (C 9) 1-Decanol (C 10) Undecanol (C 11) Dodecanol (C 12) Tridecan-1-ol (C 13) 1-Tetradecanol (C 14) Pentadecan-1-ol (C 15) Cetyl alcohol (C 16) Heptadecan-1-ol (C 17) Stearyl alcohol (C 18) Nonadecan-1-ol (C 19) Arachidyl alcohol (C 20) Heneicosan-1-ol (C 21) Docosanol (C 22) Tricosan-1-ol (C 23) 1-Tetracosanol (C 24) Pentacosan-1-ol (C 25) 1-Hexacosanol (C 26) 1-Heptacosanol (C 27) 1-Octacosanol (C 28) 1-Nonacosanol (C 29) Triacontanol (C 30)

Other primary alcohols	Isobutanol (C 4) Isoamyl alcohol (C 5) 2-Methyl-1-butanol (C 5) Phenethyl alcohol (C 8) Tryptophol (C 10)

Secondary alcohols (2°)	Isopropanol (C 3) 2-Butanol (C 4) 2-Pentanol (C 5) 2-Hexanol (C 6) 2-Heptanol (C 7) Cyclohexanol (C 6)

Tertiary alcohols (3°)	tert-Butyl alcohol (C 4) tert-Amyl alcohol (C 5) 2-Methyl-2-pentanol (C 6) 2-Methylhexan-2-ol (C 7) 2-Methylheptan-2-ol (C 8) 3-Methyl-3-pentanol (C 6) 3-Methyloctan-3-ol (C 9)

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2-Pentanol

Reactions

See also

References