CAS 342385-52-8

2-Keto-L-gulonic acid

Description:

2-Keto-L-gulonic acid is a keto acid and a derivative of L-gulonic acid, characterized by the presence of a ketone functional group at the second carbon position. This compound is typically a white crystalline solid that is soluble in water, reflecting its polar nature due to the presence of multiple hydroxyl groups and a carboxylic acid group. It is known for its role in biochemical pathways, particularly in the metabolism of vitamin C (ascorbic acid), as it can serve as an intermediate in its biosynthesis. The molecular structure of 2-Keto-L-gulonic acid includes a six-carbon backbone with specific stereochemistry that contributes to its biological activity. Additionally, it has potential applications in the food and pharmaceutical industries, particularly as a precursor for synthesizing ascorbic acid and other derivatives. Its stability and reactivity can be influenced by environmental factors such as pH and temperature, making it important to consider these conditions in practical applications.

Formula: C₆H₁₀O₇

InChI: InChI=1/C6H10O7/c7-1-2(8)3(9)4(10)5(11)6(12)13/h2-4,7-10H,1H2,(H,12,13)/t2-,3+,4-/m0/s1

Synonyms:

• 2-Oxo-l-gulonic acid
• 3-keto-L-Gulonic acid
• L-Xylohexulosonic acid
• Idonic acid, 2-keto-, L-
• L-xylo-2-Hexulosonic acid
• L-xylo-Hex-2-ulosonic acid
• L-sorbosonic acid
• 2-Keto-L-gulonic acid hydrate
• (3S,4R,5S)-3,4,5,6-tetrahydroxy-2-oxohexanoate (non-preferred name)
• D-tagatosonic acid

ASCORBIC ACID IMPURITY C CRS

CAS: 342385-52-8

ASCORBIC ACID IMPURITY C CRS

Ref: 41-Y0001024

L-Xylo-2-Hexulosonic Acid Hydrate

CAS: 342385-52-8

Applications L-xylo-2-Hexulosonic Acid Hydrate is the direct precursor of vitamin C (A786990); a physiological antioxidant and coenzyme for a number of hydroxylation reactions. Required for collagen synthesis and widely distributed in plants and animals. Inadequate intake results in deficiency syndromes such as scurvy. Also used as an antimicrobial and antioxidant in foodstuffs.
References Gao, L., et al.: Metab. Eng., 24, 30 (2014); Al-Meshal, I.A., et al.: Anal. Profiles Drug Subs., 11, 45 (1982); Levine, M., et al.: N. Engl. J. Med., 314, 892 (1986); Prust, C., et al.: Nature Biotech., 23, 195 (2005)

Formula: C₆H₁₀O₇·H₂O

Color and Shape: Neat

Molecular weight: 212.155

Ref: TR-X750305

2-Keto-L-gulonic acid hydrate

CAS: 342385-52-8

2-Keto-L-gluonic acid hydrate, also called 2-oxo-gulonic acid hydrate, L-xylo-2-hexulosonic acid hydrate (2-KLG) and D-sorbosonic acid hydrate, is an important intermediate in the synthesis of L-ascorbic acid (vitamin C) and can be produced by modified E. herbicola.

Formula: C₆H₁₀O₇•(H₂O)x

Purity: Min. 95%

Color and Shape: Powder

Molecular weight: 194.14 g/mol

Ref: 3D-MK05356

Ascorbic Acid EP Impurity C

CAS: 342385-52-8

Formula: C₆H₁₀O₇H₂O

Molecular weight: 194.1 : 18.0

Ref: ST-EA-CP-A25003