Calcium sorbate

Calcium sorbate
IUPAC name Calcium (2E,4E)-hexa-2,4-dienoate
Identifiers
CAS number	7492-55-9
PubChem	6433506
ChemSpider	4938651
Jmol-3D images	Image 1
SMILES [Ca+2].O=C([O-])\C=C\C=C\C.[O-]C(=O)\C=C\C=C\C
InChI InChI=1/2C6H8O2.Ca/c2*1-2-3-4-5-6(7)8;/h2*2-5H,1H3,(H,7,8);/q;;+2/p-2/b2*3-2+,5-4+; Key: MCFVRESNTICQSJ-AXDCTYHGBC
Properties
Molecular formula	C12H14CaO4
Molar mass	262.31516 g/mol
Exact mass	262.0518
Solubility in water	very slightly soluble
Solubility	very slightly soluble in organic solvents, fats and oils
Except where noted otherwise, data are given for materials in their standard state (at 25 °C, 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

• UKfoodguide.net