strontium(2+) ion sulfate

• ChemBase ID: 109784
• Molecular Formular: O4SSr
• Molecular Mass: 183.6826
• Monoisotopic Mass: 183.85734148
• SMILES: [Sr+2].[O-]S(=O)(=O)[O-]
• Canonical SMILES: [O-]S(=O)(=O)[O-].[Sr+2]
• InChI: InChI=1S/H2O4S.Sr/c1-5(2,3)4;/h(H2,1,2,3,4);/q;+2/p-2
• InChIKey: UBXAKNTVXQMEAG-UHFFFAOYSA-L

NAMES AND DATABASE IDS

Names

• IUPAC name: strontium(2+) ion sulfate
• IUPAC Traditional name: strontium(2+) sulfate; strontium(2+) ion sulfate
• Synonyms: STRONTIUM SULFATE; Celestine; Celestite; Strontium sulfate; Strontium sulfate, Reagent Grade; Strontium sulfate, Puratronic®; 硫酸锶; 硫酸锶, 试剂级; 硫酸锶, Puratronic®

Database IDs

• CAS Number: 7759-02-6
• EC Number: 231-850-2; 231-133-4
• MDL Number: MFCD00036274
• Merck Index: 148848
• PubChem SID: 24867138; 162095279
• PubChem CID: 3084026
• Chemspider ID: 2341151
• Wikipedia Title: Strontium_sulfate

CALCULATED PROPERTIES

• Acid pKa: -3.034349
• H Acceptors: 4
• H Donor: 0
• LogD (pH = 5.5): -5.569452
• LogD (pH = 7.4): -5.594027
• Log P: -0.841552
• Molar Refractivity: 11.5274 cm^3
• Polarizability: 6.037845 Å^3
• Polar Surface Area: 80.26 Å^2
• Rotatable Bonds: 0
• Lipinski's Rule of Five: true

PROPERTIES

Physical Property

• Solubility: 0.0135 g/100 mL (25 °C) ; 0.014 g/100 mL (30 °C) in water; aqueous acid: slightly soluble; ethanol: insoluble; insoluble in ethanol, alkalis ; slightly soluble in acids
• Apperance: Crystalline; powder; Powder; white orthorhombic crystals
• Melting Point: 1600°C; 1606 °C(lit.); 1606°C
• Flash Point: Non-flammable
• Density: 3.96 g/cm^3; 3.96 g/ml; 3.96 g/mL at 25 °C(lit.); 3.960
• Refractive Index: 1.622
• Std enthalpy of formation: -1453.1 kJ·mol^-1
• Std molar entropy: 117.0 J·mol^-1·K^-1
• Solubility Product (Ksp): 3.44 x 10^-7

Safety Information

• RTECS: WT1210000
• German water hazard class: 3
• TSCA Listed: 是
• EU Index: Not listed
• Personal Protective Equipment: Eyeshields, Gloves, type N95 (US), type P1 (EN143) respirator filter

Product Information

• Purity: 99%; 99.9965% (metals basis)
• Linear Formula: SrSO4

DETAILS

Sigma Aldrich - 433365

Packaging
100 g in poly bottle