Products 3445-23-6

CAS 3445-23-6 appears in our catalog under these names: Ascorbic Acid Impurity 16, Vitamin C Impurity A, Ascorbic Acid Impurity 11. Offered by: Chemat Brand, Hubei YoungXin. Available pack sizes: on request, 10mg, 25mg, 50mg, 100mg, 200mg.

Ascorbic Acid Impurity 16, Vitamin C Impurity A
Chemat Brand
  • size: on request
  • Variants: 1
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Ascorbic Acid Impurity 11
Hubei YoungXin
  • size: 10mg, 25mg, 50mg, 100mg
  • Variants: 5
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Structural formula: {0} (CAS {1})

2-keto-L-xylose is a 2-keto-xylose having L-threo configuration; a degradation product of L-ascorbic acid. It is an enantiomer of a 2-keto-D-xylose.

Source: ChEBI

Identity
Molecular formulaC5H8O5
Molecular weight148.11 g/mol
IUPAC name(3R,4S)-3,4,5-trihydroxy-2-oxopentanal
InChIKeyVDSAQEDKJUSZPS-WHFBIAKZSA-N
SMILESC([C@@H]([C@H](C(=O)C=O)O)O)O

Computed by PubChem (NCBI)

Synonyms: 2-keto-L-xylose, L-xylosone, L-lyxosone, L-threo-2-pentosulose, L-threo-pentos-2-ulose, (3R,4S)-3,4,5-trihydroxy-2-oxopentanal, Rel-(3R,4S)-3,4,5-trihydroxy-2-oxopentanal, Ascorbic Acid Impurity 16; Vitamin C Impurity A
Isomers (same molecular formula)
(3S,4R,5R)-3,4-dihydroxy-5-(hydroxymethyl)oxolan-2-one C5H8O5
3-hydroxypentanedioic acid C5H8O5
(3S,4R,5S)-3,4-dihydroxy-5-(hydroxymethyl)oxolan-2-one C5H8O5
(3R,4S,5S)-3,4-dihydroxy-5-(hydroxymethyl)oxolan-2-one C5H8O5
(3R,4R,5S)-3,4-dihydroxy-5-(hydroxymethyl)oxolan-2-one C5H8O5
(3R,4R,5R)-3,4-dihydroxy-5-(hydroxymethyl)oxolan-2-one C5H8O5
(3R,4S,5R)-3,4-dihydroxy-5-(hydroxymethyl)oxolan-2-one C5H8O5
2-hydroxy-4-methoxy-4-oxobutanoic acid C5H8O5
(2S)-2-hydroxy-4-methoxy-4-oxobutanoic acid C5H8O5
3-hydroxy-4-methoxy-4-oxobutanoic acid C5H8O5
(3S,4S,5R)-3,4-dihydroxy-5-(hydroxymethyl)oxolan-2-one C5H8O5
(3R,4S,5R)-3,4-dihydroxy-5-(hydroxymethyl)oxolan-2-one C5H8O5