Hydroquinone Impurity 1
[CAS# 2474-72-8]

Identification

• Name: Hydroquinone Impurity 1
• Synonyms: 2-Hydroxy-1,4-benzoquinone
• Molecular Formula: C₆H₄O₃
• Molecular Weight: 124.09
• CAS Registry Number: 2474-72-8
• SMILES: C1=CC(=O)C(=CC1=O)O

Properties

• Solubility: 3.402e+005 mg/L (25 ºC water)
• Density: 1.5±0.1 g/cm³, Calc.^*
• Index of Refraction: 1.627, Calc.^*
• Melting point: 74.06 ºC
• Boiling Point: 293.17 ºC, 247.8±40.0 ºC (760 mmHg), Calc.^*
• Flash Point: 118.0±23.8 ºC, Calc.^*

^* Calculated using Advanced Chemistry Development (ACD/Labs) Software.