Skip to Content
Merck
CN
All Photos(2)

Key Documents

V900105

Sigma-Aldrich

Ammonium oxalate monohydrate

Vetec, reagent grade, 98%

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:
12352300
PubChem Substance ID:
Assay:
98%
grade:
reagent grade
form:
crystals, granules or powder

grade

reagent grade

product line

Vetec

Assay

98%

form

crystals, granules or powder

pH

6.0-7.0 (25 °C, 14.2 g/L)

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

Legal Information

Vetec is a trademark of Merck KGaA, Darmstadt, Germany

Pictograms

Exclamation mark

Signal Word

Warning

Hazard Statements

Hazard Classifications

Acute Tox. 4 Oral - Eye Irrit. 2

Storage Class Code

13 - Non Combustible Solids

WGK

WGK 1

Flash Point(F)

Not applicable

Flash Point(C)

Not applicable


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