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3,4-Dihydroxy-3-cyclobutene-1,2-dione
[CAS# 2892-51-5]

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Identification
ClassificationChemical reagent >> Organic reagent >> Fatty ketone (including enol)
Name3,4-Dihydroxy-3-cyclobutene-1,2-dione
Synonyms3,4-Dihydroxycyclobut-3-ene-1,2-dione; Squaric acid
Molecular StructureCAS # 2892-51-5, 3,4-Dihydroxy-3-cyclobutene-1,2-dione
Molecular FormulaC4H2O4
Molecular Weight114.06
CAS Registry Number2892-51-5
EC Number220-761-4
Properties
Melting point293 °C
Flash point190 °C
Water solubility20 g/L (30 °C)
Safety Data
Hazard Symbolssymbol   Xi  Details
Risk StatementsR36/37/38  Details
Safety StatementsS26;S37/39  Details
Hazard Classification
up    Details
HazardClassCategory CodeHazard Statement
Skin sensitizationSkin Sens.1H317
Skin irritationSkin Irrit.2H315
Eye irritationEye Irrit.2H319
Specific target organ toxicity - single exposureSTOT SE3H335
Eye irritationEye Irrit.2AH319
Transport InformationUN 3261
SDSAvailable
Market Analysis Reports
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