gamma-Butyrolactone

June 29th, 2008 by

gamma-Butyrolactone

IUPAC name
Dihydrofuran-2(3H)-one
Other names
GBL, butyrolactone, 1,4-lactone, 4-butyrolactone, 4-hydroxybutyric acid lactone, and gamma-hydroxybutyric acid lactone
Identifiers
CAS number
RTECS number
LU3500000
SMILES
 
O=C1CCCO1
Properties
Molecular formula
C4H6O2
Molar mass
86.089 g/mol
Appearance
Colorless liquid
Density
1.144 g/mL
Melting point
-45 °C
Boiling point
204 – 205 °C
Solubility in water
Hygroscopic
Hazards
MSDS
External MSDS
Main hazards
Harmful
R-phrases
R22 R36
S-phrases
S26 S36
Flash point
98 °C (closed cup)
Except where noted otherwise, data are given for
materials in their standard state
(at 25 °C, 100 kPa)
Infobox disclaimer and references
gamma-Butyrolactone (γ-butyrolactone or GBL) [...]

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