is that oxon is (organic chemistry) any organic compound derived from another in which a phosphorus-sulfur bond in the parent has been replaced by a phosphorus-oxygen bond in the derivative while oxo is .
As nouns the difference between oxo and sulfanylidene
is that oxo is while sulfanylidene is (chemistry|in combination) the organosulfur divalent functional group =s; the sulfur analogue of the oxo-radical.