title: [Analytical studies on thiopyrazolone derivatives. I. Ionization constants of 1,2,3,4-substituted-3-pyrazoline-5-thiones and related compounds].
mesh_terms: D000588:Amines; D055598:Chemical Phenomena; D002621:Chemistry; D006219:Halogens; D006863:Hydrogen-Ion Concentration; D007477:Ions; D011720:Pyrazoles; D012995:Solubility; D013053:Spectrophotometry; D013440:Sulfides; D013464:Sulfuric Acids; D014466:Ultraviolet Rays; D014867:Water
chemical_list: D000588:Amines; D006219:Halogens; D007477:Ions; D011720:Pyrazoles; D013440:Sulfides; D013464:Sulfuric Acids; D014867:Water