The Sulfate ion, with the CAS registry number 14808-79-8, has the systematic name and IUPAC name of sulfate. And the molecular formula of this chemical is O₄S^-2. It belongs to the following product categories: Analytical Reagents; Replacement Kit Items; Water Test. It is harmful by inhalation and if swallowed, therefore, you should be cautious while dealing with it.

The physical properties of Sulfate ion are as following: (1)# of Rule of 5 Violations: 0; (2)ACD/BCF (pH 5.5): 1; (3)ACD/BCF (pH 7.4): 1; (4)#H bond acceptors: 4; (5)#H bond donors: 2; (6)#Freely Rotating Bonds: 0; (7)Polar Surface Area: 88.64 Å²; (8)Enthalpy of Vaporization: 62.935 kJ/mol; (9)Boiling Point: 330.001 °C at 760 mmHg; (10)Vapour Pressure: 0 mmHg at 25°C.

Preparation of Sulfate ion: This chemical can be prepared by methyl-thiirane, and the other product is carbon dioxide. The reaction will need reagent O₂, and catalyst TiO₂. The reaction time is 0.5 hours with UV-irradiation, and the yield is about 99%. 

You should be cautious while dealing with this chemical. It irritates eyes, respiratory system and skin. Therefore, you had better take the following instructions: Wear suitable protective clothing and eye/face protection, and in case of contacting with eyes, rinse immediately with plenty of water and seek medical advice.

You can still convert the following datas into molecular structure:
(1)SMILES: [O-]S(=O)(=O)[O-]
(2)InChI: InChI=1/H2O4S/c1-5(2,3)4/h(H2,1,2,3,4)/p-2
(3)InChIKey: QAOWNCQODCNURD-NUQVWONBAM