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16533-48-5

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16533-48-5 Structure

16533-48-5 Structure
IdentificationBack Directory
[Name]

provitamin C
[CAS]

16533-48-5
[Synonyms]

provitamin C
Xylo-hexulosonic Acid
D-Xylo-hexulosonic Acid
Xylo-2-hexulosonic acid
Ascorbic Acid Impurity 5
Ascorbic Acid Impurity 19
36389-86-3 (Mono-hydrochloride salt)
Ascorbic Acid Impurity C (D-Sorbosonic Acid)
Ascorbic Acid EP Impurity C (D-Sorbosonic Acid)
Ascorbic acid Imp C (EP) : D-xylo-hex-2-ulosonic acid
[Molecular Formula]

C6H10O7
[MOL File]

16533-48-5.mol
[Molecular Weight]

194.14
Chemical PropertiesBack Directory
[Boiling point ]

550.6±50.0 °C(Predicted)
[density ]

1.757±0.06 g/cm3(Predicted)
[pka]

2.10±0.54(Predicted)
Raw materials And Preparation ProductsBack Directory
Hazard InformationBack Directory
[Chemical Properties]

Crystalline (water). Melting point 171°C (decomposes slightly), [α]-18° (C=1). Acidic and reducing. Moderately soluble in water.
[Uses]

Xylo-hexulosonic Acid is the precursor to Vitamin C (A786990),a physiological antioxidant, an essential nutrients and a cofactor in various enzyme catalyzed reactions.
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