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Squaric acid Details
Chemical Name:Squaric acid
CAS No.:2892-51-5
Molecular Formula: C4H2O4
Molecular Weight:114.06
Density:1.82 g/cm3
Appearance:off-white to pale yellow powder
Squaric acid Typical Properties
| Items | Specifications |
| Appearance | off-white to pale yellow powder |
| Melting point | 293°C(Dec.) |
| Water (KF) | £0.6% |
| Assay (Titration) | ≥98.0% |
| Ash | £0.5% |
Squaric acid Usage
1.Used as acylation reagent to acylate with electrically activated aromatic rings
2.Reacted with active double bonds and methyl groups to form new compounds with special properties
3.Used to synthesize photoconductive cyanine and squaric acid dyes
4.Used to treat with oxaloyl chloride to produce dichlorocyclobutylenedione
Squaric acid Packaging and Shipping
Packing: 25kg/drum
Squaric acid Storage
Stored in a cool dry and ventilated warehouse far away from fire
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