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Oxalic acid

ALDRICH/194131 - 98%

Synonym: Ethanedioic acid

CAS Number: 144-62-7
Empirical Formula (Hill Notation): C2H2O4
Molecular Weight: 90.03
EC Number: 205-634-3
MDL Number: MFCD00002573
Linear Formula: HO2CCO2H
Product Type: Chemical
Catalog Number PKG Qty. Price Quantity
45-194131-5G 5 g
 $50.30
1/EA		 Add To Favorites
45-194131-250G 250 g
 $50.40
1/EA		 Add To Favorites
45-194131-1KG 1 kg
 $184.00
1/EA		 Add To Favorites
This picture is provided solely for illustration purposes. Optical properties of the actual product may deviate. Relevant product information is printed on labeled products and other accompanying or available information material.

This image depicts SKU: 194131-250G
This picture is provided solely for illustration purposes. Optical properties of the actual product may deviate. Relevant product information is printed on labeled products and other accompanying or available information material. This image depicts SKU: 194131-5G
This picture is provided solely for illustration purposes. Optical properties of the actual product may deviate. Relevant product information is printed on labeled products and other accompanying or available information material.

This image depicts SKU: 194131-1KG
This picture is provided solely for illustration purposes. Optical properties of the actual product may deviate. Relevant product information is printed on labeled products and other accompanying or available information material.

This image depicts SKU: 194131-5G

 

assay 98%
density 1.65 g/cm3 at 18.5 °C
form powder or crystals
functional group carboxylic acid
InChI 1S/C2H2O4/c3-1(4)2(5)6/h(H,3,4)(H,5,6)
InChI key MUBZPKHOEPUJKR-UHFFFAOYSA-N
mp 189.5 °C (dec.) (lit.)
pH (1.3 at 9 g/l)
Quality Level 200 
SMILES string OC(=O)C(O)=O
solubility water: soluble 108 g/L at 25 °C
vapor density 4.4 (vs air)
vapor pressure <0.01 mmHg ( 20 °C)
Application: Oxalic acid was used in determination of oxamic acid, oxalic acid, and oxamide in hydrophobic drug substance matrix by ion-exclusion chromatography. It was used in the synthesis of three-dimensionally ordered macroporous metal oxides or carbonates via templating with polystyrene spheres. It was employed as supporting electrolyte during electrochemical synthesis of polyaniline-polypyrrole composite coatings.
General description: Oxalic acid is a dicarboxylic acid used in dehydration, elimination, protection, deprotection, condensation, and decarboxylation reactions.

Oxalic acid is present as a potential impurity in some active pharmaceutical ingredients.
Packaging: 1 kg in poly bottle
Packaging: 5, 250 g in poly bottle
Purity 98%
mp 189.5 °C (dec.) (lit.)
Density 1.65 g/cm3 at 18.5 °C
UNSPSC 12352100

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