Calcium sorbate

Calcium sorbate
Names

IUPAC name Calcium (2E,4E)-hexa-2,4-dienoate
Identifiers
CAS Registry Number	7492-55-9
ChemSpider	4938651
InChI InChI=1/2C6H8O2.Ca/c21-2-3-4-5-6(7)8;/h22-5H,1H3,(H,7,8);/q;;+2/p-2/b2*3-2+,5-4+; Key: MCFVRESNTICQSJ-AXDCTYHGBC
Jmol-3D images	Image
PubChem	6433506
SMILES [Ca+2].O=C([O-])\C=C\C=C\C.[O-]C(=O)\C=C\C=C\C
Properties
Chemical formula	C₁₂H₁₄CaO₄
Molar mass	262.31516 g/mol
Solubility in water	very slightly soluble
Solubility	very slightly soluble in organic solvents, fats and oils
Except where noted otherwise, data is given for materials in their standard state (at 25 °C (77 °F), 100 kPa)
Infobox references

Calcium sorbate is the calcium salt of sorbic acid. Calcium sorbate is a polyunsaturated fatty acid salt.

It is a commonly used food preservative; its E number is E203.

External links