Skip to Content
Merck
All Photos(2)

Key Documents

379743

Sigma-Aldrich

Ammonium oxalate monohydrate

≥99.99% trace metals basis

Synonym(s):

Oxalic acid diammonium salt

Sign Into View Organizational & Contract Pricing


About This Item

Linear Formula:
(NH4)2C2O4 · H2O
CAS Number:
Molecular Weight:
142.11
Beilstein:
3759830
EC Number:
MDL number:
UNSPSC Code:
12352302
PubChem Substance ID:
NACRES:
NA.23

Assay

≥99.99% trace metals basis

form

powder

impurities

≤100.0 ppm Trace Metal Analysis

mp

133 °C (dec.) (lit.)

SMILES string

OC(C(O)=O)=O.N.O.N

InChI

1S/C2H2O4.2H3N.H2O/c3-1(4)2(5)6;;;/h(H,3,4)(H,5,6);2*1H3;1H2

InChI key

MSMNVXKYCPHLLN-UHFFFAOYSA-N

Looking for similar products? Visit Product Comparison Guide

Related Categories

Application

  • Solubility of the Sodium and Ammonium Salts of Oxalic Acid in Water with Ammonium Sulfate.: This study investigates the solubility properties of ammonium oxalate monohydrate in combination with ammonium sulfate, providing insights useful for various chemical synthesis applications (Buttke et al., 2016).
  • Isolation and Identification of the Coal-Solubilizing Agent Produced by Trametes versicolor.: This research identifies ammonium oxalate monohydrate as a key agent in coal solubilization processes, highlighting its potential in industrial and environmental chemistry (Cohen et al., 1990).

Other Notes

Hydration may vary slightly

related product

Product No.
Description
Pricing

Pictograms

Exclamation mark

Signal Word

Warning

Hazard Statements

Hazard Classifications

Acute Tox. 4 Oral - Eye Irrit. 2

Storage Class Code

11 - Combustible Solids

WGK

WGK 1

Flash Point(F)

Not applicable

Flash Point(C)

Not applicable

Personal Protective Equipment

dust mask type N95 (US), Eyeshields, Gloves

Choose from one of the most recent versions:

Certificates of Analysis (COA)

Lot/Batch Number

Don't see the Right Version?

If you require a particular version, you can look up a specific certificate by the Lot or Batch number.

Already Own This Product?

Find documentation for the products that you have recently purchased in the Document Library.

Visit the Document Library

Yuancun Qiao et al.
The journal of physical chemistry letters, 6(14), 2755-2760 (2015-08-13)
Negative linear compressibility (NLC) is a relatively uncommon phenomenon and rarely studied in organic systems. Here we provide the direct evidence of the persistent NLC in organic mineral ammonium oxalate monohydrate under high pressure using synchrotron X-ray powder diffraction, Raman
Electrochemiluminescence as a tool for microscopy at the nanoscale.
Lee A, et al.
Proceedings of SPIE, 13, 13-20 (2004)

Our team of scientists has experience in all areas of research including Life Science, Material Science, Chemical Synthesis, Chromatography, Analytical and many others.

Contact Technical Service