DL-Tartaric acid Chemical Properties |
Melting point |
210-212 °C(lit.) |
Boiling point |
191.59°C (rough estimate) |
alpha |
[α]D20 -0.2~+0.2° (c=20, H2O) |
density |
1.788 |
vapor pressure |
<0.1 hPa (20 °C) |
FEMA |
3044 | TARTARIC ACID (D-, L-, DL-, MESO-) |
refractive index |
1.5860 (estimate) |
Fp |
210 °C |
storage temp. |
Store below +30°C. |
solubility |
H2O: 0.1 g/mL, clear |
form |
Liquid |
pka |
3.03, 4.37(at 25℃) |
color |
White |
PH |
3.19(1 mM solution);2.58(10 mM solution);2.03(100 mM solution); |
Odor |
at 100.00 %. very mild caramellic |
Odor Type |
odorless |
Water Solubility |
soluble |
Merck |
14,9069 |
JECFA Number |
621 |
BRN |
1725148 |
Stability: |
Stable. Incompatible with bases, oxidizing agents, reducing agents, silver. |
InChIKey |
FEWJPZIEWOKRBE-UHFFFAOYSA-N |
LogP |
-1.43 |
CAS DataBase Reference |
133-37-9(CAS DataBase Reference) |
NIST Chemistry Reference |
Tartaric acid(133-37-9) |
EPA Substance Registry System |
Butanedioic acid, 2,3-dihydroxy-, (2R,3R)-rel- (133-37-9) |
Hazard Codes |
Xi |
Risk Statements |
36/37/38-41 |
Safety Statements |
26-37/39-36 |
WGK Germany |
3 |
Autoignition Temperature |
425 °C |
TSCA |
Yes |
HS Code |
29181200 |
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