TARTRONIC ACID
Synonym(s):Hydroxymalonic acid;Hydroxypropanedioic acid
- CAS NO.:80-69-3
- Empirical Formula: C3H4O5
- Molecular Weight: 120.06
- MDL number: MFCD00004237
- EINECS: 201-301-1
- SAFETY DATA SHEET (SDS)
- Update Date: 2025-01-27 09:38:02

What is TARTRONIC ACID?
The Uses of TARTRONIC ACID
Tartronic acid is used as a reactant in the catalytic oxidation with air to form mesoxalic acid.
Definition
ChEBI: A dicarboxylic acid that is malonic acid substituted by a hydroxy group at position 2.
Properties of TARTRONIC ACID
Melting point: | 158-160 °C (dec.) (lit.) |
Boiling point: | 471.4±30.0 °C(Predicted) |
Density | 1.2663 (rough estimate) |
refractive index | 1.4000 (estimate) |
storage temp. | 2-8°C |
solubility | DMSO (Slightly), Methanol (Slightly), Water (Slightly) |
form | Solid |
pka | 2.42, 4.54(at 25℃) |
color | White to Off-White |
Water Solubility | Soluble in water and alcohol. |
Merck | 14,9073 |
BRN | 1209791 |
CAS DataBase Reference | 80-69-3(CAS DataBase Reference) |
EPA Substance Registry System | Propanedioic acid, hydroxy- (80-69-3) |
Safety information for TARTRONIC ACID
Signal word | Warning |
Pictogram(s) |
![]() Exclamation Mark Irritant GHS07 |
GHS Hazard Statements |
H315:Skin corrosion/irritation H319:Serious eye damage/eye irritation H335:Specific target organ toxicity, single exposure;Respiratory tract irritation |
Precautionary Statement Codes |
P261:Avoid breathing dust/fume/gas/mist/vapours/spray. P264:Wash hands thoroughly after handling. P264:Wash skin thouroughly after handling. P271:Use only outdoors or in a well-ventilated area. P280:Wear protective gloves/protective clothing/eye protection/face protection. P302+P352:IF ON SKIN: wash with plenty of soap and water. P305+P351+P338:IF IN EYES: Rinse cautiously with water for several minutes. Remove contact lenses, if present and easy to do. Continuerinsing. |
Computed Descriptors for TARTRONIC ACID
InChIKey | ROBFUDYVXSDBQM-UHFFFAOYSA-N |
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