Calcium ascorbate
Names
IUPAC name
Calcium (2R)-2-[(1S)-1,2-dihydroxyethyl]-4-hydroxy-5-oxo-2H-furan-3-olate
Other names
Calcium diascorbate; Calcium L-ascorbate; Hemicalcium ascorbate; Calci-C; E 302
Identifiers
3D model (JSmol)
ChemSpider
ECHA InfoCard 100.126.521 Edit this at Wikidata
E number E302 (antioxidants, ...)
UNII
  • InChI=1S/2C6H8O6.Ca.2H2O/c2*7-1-2(8)5-3(9)4(10)6(11)12-5;;;/h2*2,5,7-8,10-11H,1H2;;2*1H2/q;;+2;;/p-2/t2*2-,5+;;;/m00.../s1 checkY
    Key: FWGHSAZDJGAESH-FWCDDDAWSA-L checkY
  • InChI=1/2C6H8O6.Ca.2H2O/c2*7-1-2(8)5-3(9)4(10)6(11)12-5;;;/h2*2,5,7-8,10-11H,1H2;;2*1H2/q;;+2;;/p-2/t2*2-,5+;;;/m00.../s1
    Key: FWGHSAZDJGAESH-ORZGFQGYBD
  • [Ca+2].O=C1C(\O)=C(\[O-])O[C@@H]1[C@@H](O)CO.O=C1C(\O)=C(\[O-])O[C@@H]1[C@@H](O)CO.O.O
Properties
Ca(C6H7O6)2
Molar mass 390.310 g·mol−1
About 50 g/100 mL[1]
Solubility Slightly soluble in alcohol; insoluble in ether[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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Calcium ascorbate is a compound with the molecular formula CaC12H14O12. It is the calcium salt of ascorbic acid, one of the mineral ascorbates. It is approximately 10% calcium by mass.

As a food additive, it has the E number E 302. It is approved for use as a food in the EU,[2] USA[3] and Australia and New Zealand.[4]

References

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  1. ^ a b "Reference Tables: Description and Solubility - C". Archived from the original on 2015-01-18. Retrieved 2012-09-28.
  2. ^ UK Food Standards Agency: "Current EU approved additives and their E Numbers". Retrieved 2011-10-27.
  3. ^ US Food and Drug Administration: "Listing of Food Additives Status Part I". Food and Drug Administration. Archived from the original on 2013-03-14. Retrieved 2011-10-27.
  4. ^ Australia New Zealand Food Standards Code "Standard 1.2.4 - Labelling of ingredients". 8 September 2011. Retrieved 2011-10-27.

📚 Artikel Terkait di Wikipedia

Chemistry of ascorbic acid

isolated hydroxyl groups. The ascorbate anion forms salts, such as sodium ascorbate, calcium ascorbate, and potassium ascorbate. Ascorbic acid can also react

Vitamin C

Vitamin C or ascorbate is a water-soluble vitamin found in citrus and other fruits, berries and vegetables. It is found as a form of ascorbic acid. It

List of food additives

emulsifier Calcium ascorbate – antioxidant (water-soluble) Calcium aluminosilicate (calcium aluminium silicate) – anti-caking agent Calcium ascorbate (Vitamin

Mineral ascorbates

Ascorbates are highly reactive antioxidants used as food preservatives. Examples of mineral ascorbates are: Sodium ascorbate (E301) Calcium ascorbate

Vitamer

adenosylcobalamin Vitamin C Ascorbic acid, dehydroascorbic acid, calcium ascorbate, sodium ascorbate, other salts of ascorbic acid Vitamin D Calcitriol, ergocalciferol

E number

E301 Sodium ascorbate antioxidant Approved in the EU. E302 Calcium ascorbate antioxidant Approved in the EU. E303 Potassium ascorbate antioxidant E304

C12H14CaO12

(molar mass: 390.310 g/mol, exact mass: 390.0111 u) may refer to: Calcium ascorbate Calcium erythorbate This set index page lists chemical structure articles

Kidney stone disease

eating more dietary calcium, other prevention strategies include avoidance of higher doses of supplemental vitamin C (since ascorbate is metabolized to