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D-(-)-PANTOLACTONE Structure

D-(-)-PANTOLACTONE

Chemical Properties

Melting point 91 °C(lit.)
Boiling point 120-122 °C15 mm Hg(lit.)
Density  1.1066 (rough estimate)
vapor pressure  0.3-3.28Pa at 15-35℃
refractive index  -50.8 ° (C=2, H2O)
Flash point 120-122°C/15mm
storage temp.  2-8°C
solubility  Chloroform (Sparingly), Ethyl Acetate (Slightly), Methanol (Sparingly)
form  Crystals or Crystalline Powder
pka 13.12±0.40(Predicted)
color  White
Odor cotton candy
optical activity [α]25/D 49.8°, c = 2 in H2O
Water Solubility  almost transparency
Sensitive  Hygroscopic
Merck  14,7013
BRN  80957
InChIKey SERHXTVXHNVDKA-BYPYZUCNSA-N
LogP -0.973--0.46 at 22.5-25℃ and pH7.1
CAS DataBase Reference 599-04-2(CAS DataBase Reference)
EPA Substance Registry System Pantolactone (599-04-2)

Safety Information

Safety Statements  22-24/25
WGK Germany  1
3-10
TSCA  Yes
HS Code  29322090

MSDS

Usage And Synthesis

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