Sodium sorbate is the sodium salt of sorbic acid. It is an unstable white solid. Unlike other sorbic acid salts such as potassium sorbate (E202) and calcium sorbate (E203), the use of sodium sorbate as a food additive is not allowed in the EU due to potential genotoxic effects.[2][3]
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Names | |||
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Preferred IUPAC name
Sodium (2E,4E)-hexa-2,4-dienoate | |||
Identifiers | |||
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3D model (JSmol)
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ChemSpider |
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ECHA InfoCard | 100.028.927 | ||
E number | E201 (preservatives) | ||
PubChem CID
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UNII |
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CompTox Dashboard (EPA)
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Properties | |||
C6H7NaO2 | |||
Molar mass | 134.10835 g/mol | ||
Odor | hydrocarbon-like | ||
Boiling point | 233 °C (451 °F; 506 K)[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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Infobox references
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Its E-number is E201.
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