Xanthate-Lewis acid complexes
Xanthates of 2,3,4,5-tetrahydropyrimidine
Xanthene and thioxanthene derivatives
Xanthene and thioxanthene derivatives, compositions thereof and
Xanthene compounds
Xanthene derivatives and process for the preparation thereof
Xanthenone-yl esters of phosphoric and phosphonic acids
Xanthenyl semicarbazides
Xanthogen disulphides with functional groups
Xanthogen disulphides with functional groups
Xeronine, a new alkaloid, useful in medical, food and industrial
Xylene isomerization process
Xylene-diamines as antiviral agents
Xylenes separation process