Hydroxycyclobutenedione
[CAS# 31876-38-7]

Identification

• Name: Hydroxycyclobutenedione
• Synonyms: 3-Hydroxy-3-cyclobutene-1,2-dione; 1-Hydroxycyclobutene-3,4-dione; 3-Hydroxy-3-cyclobutenedione; Hydroxycyclobutenedione; Moniliformin; NSC 292896; Semisquaric acid
• Molecular Formula: C₄H₂O₃
• Molecular Weight: 98.06
• CAS Registry Number: 31876-38-7

Properties

• Solubility: Freely soluble (725 g/L) (25 ºC), Calc.^*
• Density: 1.876±0.06 g/cm³ (20 ºC 760 Torr), Calc.^*
• Melting point: 145-150 ºC (decomp)^**
• Boiling point: 239.6±50.0 ºC (760 Torr), Calc.^*
• Flash point: 113.0±26.6 ºC, Calc.^*

^* Calculated using Advanced Chemistry Development (ACD/Labs) Software V11.02 (©1994-2017 ACD/Labs)

^** Brady, William T.; Journal of Organic Chemistry 1980, V45(4), P727-9.

Safety Data

• Hazardous Chemical?: Yes