Illustrated Glossary of Organic Chemistry

Sulfate: (1) An oxyanion consisting of a tetrahedral sulfur atom bonded to four oxygen atoms, and with a total formal charge of -2. The conjugate base formed by deprotonation of bisulfate ion, or by double deprotonation of sulfuric acid.

Lewis structure
Ball and spoke
Space filling model
Molecular structure of sulfate ion.

(2) An ester derived from an alcohol and sulfuric acid.



Sulfuric acid

Ethyl sulfate
Reaction of ethanol (an alcohol) with sulfuric acid can form ethyl sulfate.