Metatartaric acid
Chemical compound / From Wikipedia, the free encyclopedia
Metatartaric acid is a food additive. Chemically, it is a polymeric lactone of variable composition and different molecular weights obtained through a dehydration reaction by heating tartaric acid.[2]
Quick Facts Names, Identifiers ...
Idealized chemical structure of metartaric acid | |
Names | |
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Other names
E353 | |
Identifiers | |
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ECHA InfoCard | 100.116.846 |
E number | E353 (antioxidants, ...) |
Properties | |
(C4H4O5)n | |
Molar mass | Variable |
Appearance | Off-white solid[1] |
Freely soluble[1] | |
Solubility in ethanol | Soluble[1] |
Except where otherwise noted, data are given for materials in their standard state (at 25 °C [77 °F], 100 kPa).
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