English name: 3,4-Diethoxy-3-cyclobutene-1,2-dione
English alias:
3,4-Diethoxycyclobut-3-ene-1,2-dione;
3,4-Diethoxy-3-Cyclobutene-1,2-Dione;
3,4-diethoxycyclobut-3-ene-1,2-dione;
Diethyl Squarate;
Squaric Acid Diethyl Ester;
CAS No. 5231-87-8
Molecular formula: C8H10O4
Molecular weight: 170.16300
Appearance and properties: transparent yellow to light brown liquid
Density: 1.15 g/mL at 25 degrees C (lit.)
Boiling point: 95 degrees C 0.1 mm Hg (lit.)
Flash point: > 230 degrees F refractive index: n20/D 1.509 (lit.)
Storage conditions: 2-8 unitary C