(S)-(+)-Pantolactone CAS No.5405-40-3 / Cat No.EBD2294030
2(3H)-Furanone, dihydro-3-hydroxy-4,4-dimethyl-, (3S)-
(S)-(+)-Pantolactone
S(+)-2-hydroxy-3,3-dimethyl-gamma-butyrolactone
(S)-(+)-alpha-Hydroxy-beta,beta-dimethyl-gamma-butyrolactone
(S)-(+)-Pantolactone
L-(+)-Pantoyl lactone
(3R)-3-hydroxy-4,4-dimethyldihydrofuran-2(3H)-one
(3S)-3-hydroxy-4,4-dimethyldihydrofuran-2(3H)-one
Properties
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Density:
1.166 g/cm3
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Melting point:
89-93 °C
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Boiling point:
120-122 °C/15 mmHg(lit.)
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Flashing point:
98.957 °C
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Storage temperature:
2-8°C
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Vapour pressure:
0.018mmHg at 25°C
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Optical rotation:
[α]22/D +50.0°, c = 0.5 in H2O
Safety Information
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Symbol:
-
Signal words:
Danger -
Hazard statements:
H318 Causes serious eye damage.
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Precautionary statements:
P280 Wear protective gloves/protective clothing/eye protection/face protection.
P305+P351+P338 IF IN EYES: Rinse cautiously with water for several minutes. Remove contact lenses, if present and easy to do. Continue rinsing.
NMR Spectrum
1H NMR
13C NMR
