2-Keto-L-gulonic acid

2-酮-L-古洛糖酸

Also known as: L-xylo-hex-2-ulosonic acid, L-xylo-2-hexulosonic acid, 2-Dehydro-L-idonate, 2-Oxo-2-deoxy-L-gulonic acid, 2-Oxo-L-gulonic acid, 3-Keto-L-gulonic acid, L-sorbosonic acid, Ascorbic acid EP impurity C

2-Keto-L-gulonic acid (CAS 526-98-7) is a compound in the Organic Acids category listed in the Jingsj chemical database. It has the molecular formula C6H10O7 and a molecular weight of 194.13900 g/mol. It is also known as L-xylo-hex-2-ulosonic acid, L-xylo-2-hexulosonic acid and 2-Dehydro-L-idonate. Key properties include a melting point of >125°C (dec.) (lit.), a boiling point of 550.6ºC at 760mmHg, a density of 1.757g/cm3 and a flash point of 300.9ºC. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
526-98-7
Jingsj CID
J-1381420-9
Molecular Formula
C6H10O7
Chinese Name
2-酮-L-古洛糖酸
Molecular Weight
194.13900 g/mol
Category
Organic Acids
Last updated
8/21/2026

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Physicochemical Properties

Melting Point>125°C (dec.) (lit.)
Boiling Point550.6ºC at 760mmHg
Density1.757g/cm3
Flash Point300.9ºC

Frequently Asked Questions

What is the CAS number of 2-Keto-L-gulonic acid?

The CAS number of 2-Keto-L-gulonic acid is 526-98-7.

What are the molecular formula and molecular weight of 2-Keto-L-gulonic acid?

2-Keto-L-gulonic acid has molecular formula C6H10O7 and molecular weight 194.13900 g/mol.

Data compiled from public chemical databases and supplier catalogs; supplier offers are provided by suppliers.

Last updated:

How to cite: Jingsj. "2-Keto-L-gulonic acid (CAS 526-98-7)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1381420-9 (accessed 2026-10-25).

Data for reference only; verify specifications, grades and regulatory status with suppliers before purchase.