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Dipotassium (2R,3R)-2,3-dihydroxybutanedioate monohydrate

L-酒石酸钾一水合物

Also known as: Potassium L-tartrate monohydrate, Dipotassium L-tartrate monohydrate, L(+)-Tartaric acid dipotassium salt monohydrate, Butanedioic acid, 2,3-dihydroxy- (2R,3R)-, dipotassium salt, monohydrate

Dipotassium (2R,3R)-2,3-dihydroxybutanedioate monohydrate (CAS 304655-91-2) is a compound in the Organic Acids category listed in the Jingsj chemical database. It has the molecular formula C4H4K2O6 and a molecular weight of 226.26800 g/mol. It is also known as Potassium L-tartrate monohydrate, Dipotassium L-tartrate monohydrate and L(+)-Tartaric acid dipotassium salt monohydrate. Key properties include a boiling point of 399.3ºC at 760 mmHg and a flash point of 209.4ºC. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
304655-91-2
Jingsj CID
J-1525906-8
Molecular Formula
C4H4K2O6
Chinese Name
L-酒石酸钾一水合物
Molecular Weight
226.26800 g/mol
Category
Organic Acids
Last updated
8/21/2026

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Physicochemical Properties

Boiling Point399.3ºC at 760 mmHg
Flash Point209.4ºC

Frequently Asked Questions

What is the CAS number of Dipotassium (2R,3R)-2,3-dihydroxybutanedioate monohydrate?

The CAS number of Dipotassium (2R,3R)-2,3-dihydroxybutanedioate monohydrate is 304655-91-2.

What are the molecular formula and molecular weight of Dipotassium (2R,3R)-2,3-dihydroxybutanedioate monohydrate?

Dipotassium (2R,3R)-2,3-dihydroxybutanedioate monohydrate has molecular formula C4H4K2O6 and molecular weight 226.26800 g/mol.

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

Last updated:

How to cite: Jingsj. "Dipotassium (2R,3R)-2,3-dihydroxybutanedioate monohydrate (CAS 304655-91-2)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1525906-8 (accessed 2026-10-25).

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