Pyrimethamine
Products Pyrimethamine is commercially available in tablet form (Daraprim). The combination Fansidar (+ sulfadoxine) is off the market (malaria). Structure and properties Pyrimethamine (C12H13ClN4, Mr = 248.7 g/mol) is a diaminopyrimidine. It exists as a white crystalline powder or as colorless crystals and is practically insoluble in water. Effects Pyrimethamine (ATC P01BD01) has antiparasitic properties. … Pyrimethamine