Melting point: |
189.5 °C (dec.)(lit.) |
Boiling point: |
365.1°C (estimate) |
Density |
0.99 g/mL at 25 °C |
vapor density |
4.4 (vs air) |
vapor pressure |
<0.01 mm Hg ( 20 °C) |
refractive index |
1.4261 (estimate) |
Flash point: |
101-157°C |
storage temp. |
Store below +30°C. |
solubility |
water: soluble108g/L at 25°C |
form |
Liquid |
pka |
1.23(at 25℃) |
color |
White |
PH Range |
6 - 8 at 25 °C |
PH |
3(1 mM solution);2.09(10 mM solution);1.31(100 mM solution); |
Odor |
odorless |
Water Solubility |
90 g/L (20 ºC) |
Sublimation |
101-157 ºC |
Merck |
14,6911 |
BRN |
385686 |
Henry's Law Constant |
1.43 at pH 4 (quoted, Gaffney et al., 1987) |
Exposure limits |
NIOSH REL: TWA 1, STEL 2, IDLH 500; OSHA PEL: TWA 1;
ACGIH TLV: TWA 1, STEL 2 (adopted). |
Stability: |
Stable, but moisture sensitive. Incompatible with metals. |
InChIKey |
MUBZPKHOEPUJKR-UHFFFAOYSA-N |
LogP |
-1.7 at 23℃ |
CAS DataBase Reference |
144-62-7(CAS DataBase Reference) |
NIST Chemistry Reference |
Oxalic acid(144-62-7) |
EPA Substance Registry System |
Oxalic acid (144-62-7) |