MilliporeSigma
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658537

Sigma-Aldrich

Oxalic acid

purified grade, 99.999% trace metals basis

Linear Formula:
HO2CCO2H
CAS Number:
Molecular Weight:
90.03
Beilstein:
385686
EC Number:
MDL number:
PubChem Substance ID:

grade

purified grade

Quality Level

vapor density

4.4 (vs air)

vapor pressure

<0.01 mmHg ( 20 °C)

assay

99.999% trace metals basis

form

powder or crystals

technique(s)

liquid chromatography (LC): suitable

mp

189.5 °C (dec.) (lit.)

solubility

water: soluble ~108 g/L at 25 °C

density

1.9 g/cm3 at 25 °C

SMILES string

OC(=O)C(O)=O

InChI

1S/C2H2O4/c3-1(4)2(5)6/h(H,3,4)(H,5,6)

InChI key

MUBZPKHOEPUJKR-UHFFFAOYSA-N

Gene Information

human ... SRC(6714)

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Application

Oxalic acid is a dicarboxylic acid used in the synthesis of various synthetic intermediates and organic compounds. Some of the examples are:
  • It is used as a reducing agent in the preparation of graphene from graphene oxide.
  • It can be used as a ligand in the synthesis of several organometallic complexes and metal-organic frameworks.
  • Additionally, it can also be used in textile treatment, metal treatment, tanning and bleaching leather.

Packaging

25, 100 g in poly bottle

Pictograms

CorrosionExclamation mark

Signal Word

Danger

Hazard Statements

Hazard Classifications

Acute Tox. 4 Dermal - Acute Tox. 4 Oral - Eye Dam. 1

Storage Class Code

11 - Combustible Solids

WGK

WGK 1

Personal Protective Equipment

dust mask type N95 (US), Eyeshields, Gloves

Certificate of Analysis

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Certificate of Origin

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