TPD-OSu; 2-((2,5-dioxopyrrolidin-1-yl)oxy)-1,3-dimethyl-3,4,5,6-tetrahydropyrimidin-1-ium tetrafluoroborate; CAS No.: 443305-34-8; As a chemical synthesis company, ChemShuttle supplies 2-((2,5-dioxopyrrolidin-1-yl)oxy)-1,3-dimethyl-3,4,5,6-tetrahydropyrimidin-1-ium tetrafluoroborate, a versatile intermediate for organic synthesis.