Melting point: |
131-133 °C (lit.) |
Boiling point: |
167.16°C (rough estimate) |
alpha |
[α]D20 -0.5~+0.5° (c=5, H2O) |
Density |
1.609 |
vapor density |
4.6 (vs air) |
vapor pressure |
<0.1 mm Hg ( 20 °C) |
refractive index |
1.3920 (estimate) |
Flash point: |
203 °C |
storage temp. |
2-8°C |
solubility |
methanol: 0.1 g/mL, clear, colorless |
pka |
3.4(at 25℃) |
form |
Solid |
color |
White to Almost white |
Odor |
at 100.00 %. odorless |
PH |
3.33(1 mM solution);2.74(10 mM solution);2.21(100 mM solution); |
optical activity |
[α]/D 0.10 to +0.10° |
Odor Type |
odorless |
Water Solubility |
558 g/L (20 ºC) |
Merck |
14,5707 |
BRN |
1723539 |
LogP |
-6.14 at 20℃ |
CAS DataBase Reference |
6915-15-7(CAS DataBase Reference) |
NIST Chemistry Reference |
Hydroxybutanedioic acid(6915-15-7) |
EPA Substance Registry System |
Malic acid (6915-15-7) |