Mesotartaric acid
- CAS NO.：147-73-9
- Empirical Formula: C4H6O6
- Molecular Weight: 150.09
- MDL number: MFCD00063641
- EINECS: 205-696-1
- SAFETY DATA SHEET (SDS)
- Update Date: 2026-09-12 18:49:06
What is Mesotartaric acid?
Definition
ChEBI: A 2,3-dihydroxybutanedioic acid that has meso configuration.
Purification Methods
Crystallise it from water, wash it with cold MeOH and dry it at 60o under vacuum. [Beilstein 3 IV 1218.]
Properties of Mesotartaric acid
| Melting point: | 165-166 °C (anhydrous)(lit.) |
| Boiling point: | 191.59°C (rough estimate) |
| alpha | -0.1～+0.1°(D/20℃)(c=5, H2O) |
| Density | 1.4076 (rough estimate) |
| FEMA | 3044 | TARTARIC ACID (D-, L-, DL-, MESO-) |
| refractive index | 1.5860 (estimate) |
| solubility | Water (Sparingly) |
| form | Solid |
| pka | 3.17, 4.91(at 25℃) |
| color | White to Off-White |
| PH | 3.24(1 mM solution);2.62(10 mM solution);2.08(100 mM solution) |
| Water Solubility | 560g/L(20 ºC) |
| JECFA Number | 621 |
| CAS DataBase Reference | 147-73-9 |
| EPA Substance Registry System | Butanedioic acid, 2,3-dihydroxy-, (2R,3S)-rel- (147-73-9) |
Safety information for Mesotartaric acid
Computed Descriptors for Mesotartaric acid
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