Sodium Sorbate

Sodium Sorbate

IUPAC name : sodium (2E,4E)-hexa-2,4-dienoate
CAS # :  7757-81-5 
Synonyms: SODIUM SORBATE, Sorban sodny [Czech], Sorbic acid, sodium salt, CCRIS 5163, HSDB 771, Sodium (E,E)-hexa-2,4-dienoate, 2,4-Hexadienoic acid, sodium salt, EINECS 231-819-3, Sodium 2,4-hexadienoate, (E,E)-, AI3-15084, CID6433514, 2,4-Hexadienoic acid, sodium salt, (E,E)-, LS-145676, 42788-83-0, 7757-81-5
Items                              Properties 
Molecular formula        C6H7NaO2 
Molar mass                  134.10835 g·mol−1 
Boiling point                 233 ℃
Sodium salt of sorbic acid (E200), which naturally occurs in the fruit of the European Mountain-ash (Sorbus aucuparia ), after which the acid is named. It is commercially produced by several different chemical pathways.
Characteristics and Application :
Sodium sorbate is the sodium salt of sorbic acid.
Sorbic acid is a preservative, mainly against fungi and yeasts. It is not effective against bacteria. Optimal activity is at pH values below 6.5 (acid and slightly acid foods). Sodium sorbate is often used, as it is better soluble; its activity is similar to that of sorbic acid.

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