Packaging 5, 25 g in glass bottle Application Reactant for synthesis of: • α,β-Alkenal derivatives by two-carbon homologation1 • Lower rim-phosphonylated rexorcinol calix[4]arenes by condensation reactions2,3 • α-Phosphovinyl radicals via a radical trapping sequence4 • Inhibitors of reverse transcriptase via 1,3-dipolar cycloadditions5Reactant for Friedel-Crafts reactions6 |