The present disclosures and inventions relate to a catalyst composition for the selective conversion of a hydrogen/carbon monoxide mixture (syngas) to C1-C5 hydrocarbons, wherein the catalyst composition, which can be optionally dispersed on a support material, has the formula COaMObScMdOf, wherein a is 1; wherein b is from 0.8 to 1.2; wherein c is from 1 to 2; wherein M comprises Zn, Ti, Zr, or Ni, or a mixture thereof, wherein d is from 0.000001 to 0.2; and wherein f is a number determined by the valence requirements of the other elements present in the catalyst.