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3,4-Dimethoxy-3-cyclobutene-1,2-dione
[CAS# 5222-73-1]

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Identification
ClassificationChemical reagent >> Organic reagent >> Olefins (cyclic and non-cyclic)
Name3,4-Dimethoxy-3-cyclobutene-1,2-dione
SynonymsDimethyl squarate
Molecular StructureCAS # 5222-73-1, 3,4-Dimethoxy-3-cyclobutene-1,2-dione
Molecular FormulaC6H6O4
Molecular Weight142.11
CAS Registry Number5222-73-1
EC Number627-380-6
Properties
Melting point54-57 °C
Safety Data
Risk StatementsR42/43  Details
Safety StatementsS22;S24/25;S26;S36/37/39  Details
Hazard Classification
up    Details
HazardClassCategory CodeHazard Statement
Respiratory sensitizationResp. Sens.1H334
Skin sensitizationSkin Sens.1H317
Skin irritationSkin Irrit.2H315
Specific target organ toxicity - single exposureSTOT SE3H335
Eye irritationEye Irrit.2AH319
Eye irritationEye Irrit.2H319
SDSAvailable
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List of Reports Available for 3,4-Dimethoxy-3-cyclobutene-1,2-dione
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