Basic

CAS No.	32936-74-6
Product Name	cyclobut-3-ene-1,2-dione
Synonyms	3-cyclobutene-1,2-dione; Diketocyclobutene
Molecular Formula	C4H2O2
Molecular Weight	82.0575

Physical property

Density	1.432g/cm3
Boiling point	166.8°C at 760 mmHg
Flash point	53.4°C
Refractive index	1.552