xanthic acid
nounDefinition of xanthic acid
1a
: a colorless unstable oily thio acid C2H5OCSSH obtained in the form of its potassium salt by reaction of potassium ethoxide with carbon disulfide; O-ethyl dithio-carbonate
b
: any of a series of analogous unstable thio acids ROCSSH obtained in the form of their salts by reaction of alkoxides with carbon disulfide : an O-ester of dithio-carbonic acid
methyl xanthic acid CH3OCSSH
2
: a hypothetical thio acid HOCSSH whose O-esters are the xanthic acids : dithio-carbonic acid