Normal Butanol - Butan-1-ol, High Purity Colorless Liquid With Long Service Life , Ideal For Diverse Industrial Applications

IUPAC name

Butan-1-ol

Other names

1-Butanol
n-Butanol
Butyl alcohol
Butyl hydroxide
Methylolpropane
Propylcarbinol

Identifiers

CAS number

71-36-3 ^Y

PubChem

263

EC-number

200-751-6

UN number

1120

RTECS number

EO1400000

InChI

 [show]

1/C4H10O/c1-2-3-4-5/h5H,2-4H2,1H3

ChemSpider ID

258

Properties^{[1][2][3][4][5]}

Molecular formula

C₄H₁₀O

Molar mass

74.122 g/mol

Appearance

colourless liquid

Density

0.8098 g/cm³ (20 °C)

Melting point

89.5 °C, 184 K, -129 °F

Boiling point

117.2 C, 390 K, 243F

Solubility in water

7.7 g/100 mL (20 °C)

Refractive index (n_D)

1.399 (20 C)

Viscosity

3 cP (25 °C)

Dipole moment

1.52 D

Thermochemistry

Std enthalpy of
formation

±4 kJ/mol

Std enthalpy of
combustion ₂₉₈

±20 kJ/mol

Standard molar
entropy ₂₉₈

225.7 

Hazards^[2]

MSDS

ICSC 0111

EU Index

603-004-00-6

EU classification

Harmful (Xn)

R-phrases

R10, R22, R37/38, R41, R67

S-phrases

(S2), S7/9, S13, S26, S37/39, S46

Flash point

29 C (84 °F)

Autoignition
temperature

345 °C (653 °F)