Oxalic acid

CAS 144-62-7

Molecular Formula: C₂H₂O₄
Molecular Weight: 90.035 g/mol

Cas Number: 144-62-7
EINECS Number: 205-634-3
MDL Number: MFCD00002573
InChIKey: MUBZPKHOEPUJKR-URFANOEDCM
Smiles: OC(=O)C(O)=O

Synthesis and physical properties

Synthesis Reference(s):	Organic Syntheses, Coll. Vol. 1, p. 421, 1941
Physical Properties:	Melting Point : 189-191 ºC Boiling Point : 190 ºC Density : 1.9 g/mL Refractive Index : 1.48
Synonym Chemical Name(s):	Oxalic acid 144-62-7 ethanedioic acid oxalsäure acide oxalique シュウ酸
Related compounds:	Carboxylic acids
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