| Identification | Back Directory | [Name]
Metatartaric acid | [CAS]
39469-81-3 | [Synonyms]
Metatartaricaci
Metatartaric acid
Metatartaric acid USP/EP/BP | [Molecular Formula]
C8H8O10 | [MDL Number]
MFCD00466992 | [MOL File]
39469-81-3.mol | [Molecular Weight]
264.141 |
| Hazard Information | Back Directory | [Chemical Properties]
Light yellow light porous solid, odorless, insoluble in cold water, hygroscopic, and acidic in aqueous solution. It can form soluble complexes with potassium and calcium ions, which are easily decomposed into tartaric acid when heated too much. | [Uses]
Metatartaric acid can be used as sour agent and antioxidant synergist. | [Synthesis]
Metatartaric acid is obtained by baking D-tartaric acid at 168～172℃ for 3.5h, or heating to 180～190℃, and then cooling naturally. |
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