Potassium ascorbate
Potassium ascorbate
Names
Preferred IUPAC name
Potassium (2R )-2-[(1S )-1,2-dihydroxyethyl]-4-hydroxy-5-oxo-2,5-dihydrofuran-3-olate
Other names
Monopotassium ascorbate; Potassium L -ascorbate
Identifiers
ChemSpider
ECHA InfoCard
100.035.832
E number
E303 (antioxidants, ...)
UNII
InChI=1S/C6H8O6.K/c7-1-2(8)5-3(9)4(10)6(11)12-5;/h2,5,7-10H,1H2;/q;+1/p-1/t2-,5+;/m0./s1
Key: CONVKSGEGAVTMB-RXSVEWSESA-M
OC1=C([O-])[C@]([C@@H](O)CO)([H])OC1=O.[K+]
Properties
C 6 H 7 K O 6
Molar mass
214.214 g·mol−1
98g/100mL
Except where otherwise noted, data are given for materials in their
standard state (at 25
°C [77
°F], 100
kPa).
Chemical compound
Potassium ascorbate is a compound with formula KC6 H7 O6 . It is the potassium salt of ascorbic acid (vitamin C ) and a mineral ascorbate . As a food additive, it has E number E303, INS number 303. Although it is not a permitted food additive in the UK, the USA and the EU, it is approved for use in Australia and New Zealand. According to some studies, it has shown a strong antioxidant activity and antitumoral properties.
References
↑ Burdoch, George A. (1997). Encyclopedia of food and color additives . Boca Raton, Florida: CRC Press. p. 207. ISBN 0-8493-9412-0 . Retrieved 2012-09-30 .
↑ UK Food Standards Agency: "Current EU approved additives and their E Numbers" . Retrieved 2011-10-27 .
↑ Noshly. "Wise Eating, Made Easy" . Noshly . Retrieved 2022-02-06 .
↑ Australia New Zealand Food Standards Code"Standard 1.2.4 - Labelling of ingredients" . 8 September 2011. Retrieved 2011-10-27 .
↑ Frajese, Giovanni Vanni; Benvenuto, Monica; Fantini, Massimo; Ambrosin, ELENA; Sacchetti, Pamela; Masuelli, Laura; Giganti, Maria Gabriella; Modesti, Andrea; Bei, Roberto (June 2016). "Potassium increases the antitumor effects of ascorbic acid in breast cancer cell lines in vitro" . Oncology Letters . 11 (6): 4224– 4234. doi :10.3892/ol.2016.4506 . ISSN 1792-1074 . PMC 4888082 . PMID 27313770 .
↑ Cavicchio, Carlotta; Benedusi, Mascia; Pambianchi, Erika; Pecorelli, Alessandra; Cervellati, Franco; Savelli, Vinno; Calamandrei, Duccio; Maellaro, Emilia; Rispoli, Giorgio; Maioli, Emanuela; Valacchi, Giuseppe (2017). "Potassium Ascorbate with Ribose: Promising Therapeutic Approach for Melanoma Treatment" . Oxidative Medicine and Cellular Longevity . 2017 4256519. doi :10.1155/2017/4256519 . ISSN 1942-0900 . PMC 5632911 . PMID 29290903 .
↑ Anichini, C.; Lotti, F.; Longini, M.; Proietti, F.; Felici, C.; Perrone, S.; Buonocore, G. (2012). "Antioxidant effects of potassium ascorbate with ribose therapy in a case with Prader Willi Syndrome" . Disease Markers . 33 (4): 179– 183. doi :10.3233/DMA-2012-0922 . ISSN 1875-8630 . PMC 3810693 . PMID 22960339 .