copper(2+) ion dioxidanide

• ChemBase ID: 109872
• Molecular Formular: CuO2
• Molecular Mass: 95.5448
• Monoisotopic Mass: 94.91942674
• SMILES: [OH-].[OH-].[Cu+2]
• Canonical SMILES: [OH-].[OH-].[Cu+2]
• InChI: InChI=1S/Cu.2H2O/h;2*1H2/q+2;;/p-2
• InChIKey: JJLJMEJHUUYSSY-UHFFFAOYSA-L

NAMES AND DATABASE IDS

Names

• IUPAC name: copper(2+) ion dioxidanide; copper(2+) ion dihydroxide
• IUPAC Traditional name: copper(2+) bis(OH-); copper(2+) ion dioxidanide; copper(2+) ion dihydroxide
• Synonyms: CUPRIC HYDROXIDE; Cupric hydroxide; Copper(II) hydroxide; Copper(II) hydroxide; 氢氧化铜(II)

Database IDs

• CAS Number: 20427-59-2
• EC Number: 243-815-9
• MDL Number: MFCD00010968
• Merck Index: 142642
• PubChem SID: 162095365
• PubChem CID: 164826
• Chemspider ID: 144498
• KEGG ID: C18712
• Wikipedia Title: Copper(II)_hydroxide

CALCULATED PROPERTIES

• Acid pKa: 15.7
• H Acceptors: 1
• H Donor: 1
• LogD (pH = 5.5): -0.652
• LogD (pH = 7.4): -0.652
• Log P: -0.652
• Molar Refractivity: 13.9149 cm^3
• Polarizability: 1.1434737 Å^3
• Polar Surface Area: 0.0 Å^2
• Rotatable Bonds: 0
• Lipinski's Rule of Five: true

PROPERTIES

Physical Property

• Solubility: insoluble in ethanol; ; soluble in NH₄OH, KCN; negligible in water; Slightly soluble in water
• Apperance: Blue or blue-green solid; Powder
• Melting Point: 80 °C (decomp into CuO)
• Flash Point: Non-flammable
• Density: 3.368 g/cm^3, solid; 3.4
• Std enthalpy of formation: -450 kJ·mol^-1
• Std molar entropy: 108 J·mol^-1·K^-1
• Solubility Product (Ksp): 2.20 x 10^-20

Safety Information

• Storage Warning: Hygroscopic
• RTECS: GL7600000
• European Hazard Symbols: X; Harmful (Xn)
• Risk Statements: 22-37/38-41; R:22-36/37/38
• Safety Statements: 26-36/37/39-60; S:25-26-36/37/39
• TSCA Listed: 是
• EU Index: Not listed
• GHS Pictograms: GHS05; GHS06; GHS09
• Main Hazard: Skin, Eye, & Respiratory Irritant
• NFPA704:
  

  0

  2

  0
• LD50: 1000 mg/kg (oral, rat)
• GHS Hazard statements: H330-H302-H315-H335-H318-H400-H410
• GHS Precautionary statements: P260-P304+P340-P305+P351+P338-P320-P330-P405-P501A

Product Information

• Purity: tech. 94%, stab.