nickel(2+) ion dihydroxide

• ChemBase ID: 128591
• Molecular Formular: NiO2
• Molecular Mass: 90.6922
• Monoisotopic Mass: 89.92517214
• SMILES: [Ni+2].[OH-].[OH-]
• Canonical SMILES: [OH-].[OH-].[Ni+2]
• InChI: InChI=1S/Ni.2H2O/h;2*1H2/q+2;;/p-2
• InChIKey: BFDHFSHZJLFAMC-UHFFFAOYSA-L

NAMES AND DATABASE IDS

Names

• IUPAC name: nickel(2+) ion dihydroxide; nickel(2+) ion dioxidanide
• IUPAC Traditional name: nickel(2+) ion dihydroxide; nickel(2+) ion dioxidanide
• Synonyms: Nickel(II) hydroxide; Nickel Hydroxide; Theophrasite; Nickel(II) hydroxide; 氢氧化镍(II)

Database IDs

• CAS Number: 12054-48-7
• EC Number: 235-008-5
• MDL Number: MFCD00011140
• PubChem SID: 162222898
• PubChem CID: 61534
• Chemspider ID: 55452
• Wikipedia Title: Nickel(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: 0.013 g/100 mL in water; soluble in dilute acid, ammonia (monohydrate)
• Apperance: green crystals; Powder
• Melting Point: 230 °C (anhydrous, decomp); 230°C dec.
• Density: 4.1; 4.10 g/cm^3
• Std enthalpy of formation: -538 kJ·mol^-1
• Std molar entropy: 79 J·mol^-1·K^-1

Safety Information

• RTECS: QR648000; QR7040000
• European Hazard Symbols: Nature polluting (N); Toxic (T)
• UN Number: UN3077
• Hazard Class: 9
• Packing Group: III
• Risk Statements: 49-61-20/22-38-42/43-48/23-68-50/53
• Safety Statements: 53-45-60-61
• TSCA Listed: 是
• GHS Pictograms: GHS07; GHS08; GHS09
• LD50: 1515 mg/kg (oral, rat)
• GHS Hazard statements: H334-H350-H360-H372-H315-H317-H341-H400-H410-H302-H332
• GHS Precautionary statements: P260-P285-P302+P352-P321-P405-P501A

Product Information

• Purity: Ni 61%