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抗氧化剂；食品添加剂
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Potassium Ascorbate · CAS 15421-15-5 · C6H7KO6. UNII X5523762RI.
| CAS Registry Number | 15421-15-5 |
|---|---|
| PubChem CID | 23687519 |
| Molecular formula | C6H7KO6 |
| IUPAC name | potassium (2R)-2-[(1S)-1,2-dihydroxyethyl]-4-hydroxy-5-oxo-2H-furan-3-olate |
| UNII (FDA) | X5523762RI |
| Molecular Weight | 214.21 |
|---|---|
| Hydrogen Bond Donor Count | 3 |
| Hydrogen Bond Acceptor Count | 6 |
| Rotatable Bond Count | 2 |
| Exact Mass | 213.98796942 |
| Monoisotopic Mass | 213.98796942 |
| Topological Polar Surface Area | 110 |
| Heavy Atom Count | 13 |
| Formal Charge | 0 |
| Complexity | 237 |
| Regulatory & Food Contact | ANTIOXIDANT: Food Additives NOT SPECIFIED Not re-evaluated by JECFA, but the provisions for potassium ascorbate was withdrawn at CCFA47 TRS 669-JECFA 25/43 FAS 5/NMRS 53A-JECFA 17/143 (1973) |
|---|
Potassium ascorbate; Potassium L-ascorbate; 15421-15-5; Monopotassium ascorbate; EINECS 239-432-1; UNII-X5523762RI; X5523762RI; DTXSID80165560; POTASSIUM ASCORBATE [WHO-DD]; E-303; POTASSIUM (2R)-2-((1S)-1,2-DIHYDROXYETHYL)-4-HYDROXY-5-OXO-2H-FURAN-3-OLATE; RefChem:175413; DTXCID9088051; POTASSIUM ASCORBATE [INCI]; 239-432-1; Potassium (R)-2-((S)-1,2-dihydroxyethyl)-4-hydroxy-5-oxo-2,5-dihydrofuran-3-olate
CAS 15421-15-5; molecular formula C6H7KO6; molecular weight — g/mol.
Potassium ascorbate, Potassium L-ascorbate, 15421-15-5, Monopotassium ascorbate, EINECS 239-432-1, UNII-X5523762RI.
Documented regulatory listings: ANTIOXIDANT: Food Additives; NOT SPECIFIED; Not re-evaluated by JECFA, but the provisions for potassium ascorbate was withdrawn at CCFA47.
Facts on this page are taken from PubChem (US National Library of Medicine) and Wikidata. Grade-specific data — assay, moisture, particle size, packaging, shelf life — is issued per batch on the COA and is not published here.