Calcium oxalate monohydrate

草酸钙单水合物

Also known as: Calcium oxalate hydrate, Ethanedioic acid calcium salt monohydrate, Oxalic acid calcium salt monohydrate, Calcium oxalate monohydrate, Puratronic, Calcium oxalate (CaC2O4) monohydrate, Calcium oxalate monohydrate, extra pure, 98%, MFCD00150039, EINECS 209-260-1

Calcium oxalate monohydrate (CAS 5794-28-5) is a compound in the Organic Acids category listed in the Jingsj chemical database. It has the molecular formula C2H2CaO5 and a molecular weight of 146.11200 g/mol. It is also known as Calcium oxalate hydrate, Ethanedioic acid calcium salt monohydrate and Oxalic acid calcium salt monohydrate. Key properties include a melting point of 200 °C, a boiling point of 365.1ºC at 760 mmHg, a density of 2,12 g/cm3 and a flash point of 188.8ºC. GHS signal word: Warning. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
5794-28-5
Jingsj CID
J-9298-8
Molecular Formula
C2H2CaO5
Chinese Name
草酸钙单水合物
Molecular Weight
146.11200 g/mol
Category
Organic Acids
Last updated
8/21/2026

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Physicochemical Properties

Melting Point200 °C
Boiling Point365.1ºC at 760 mmHg
Density2,12 g/cm3
Flash Point188.8ºC

GHS Safety & Compliance

IrritantSignal word: Warning

Frequently Asked Questions

What is the CAS number of Calcium oxalate monohydrate?

The CAS number of Calcium oxalate monohydrate is 5794-28-5.

What are the molecular formula and molecular weight of Calcium oxalate monohydrate?

Calcium oxalate monohydrate has molecular formula C2H2CaO5 and molecular weight 146.11200 g/mol.

Is Calcium oxalate monohydrate hazardous?

Calcium oxalate monohydrate has GHS signal word Warning.

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

Last updated:

How to cite: Jingsj. "Calcium oxalate monohydrate (CAS 5794-28-5)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-9298-8 (accessed 2026-10-23).

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