water in further solvent(s) byproducts: C6H5CN; Sonication; (N2); solvent = 1,1,3,3-tetramethylurea contg. water; 2 equivs. of Zn powder used; 30 °C; ultrasound applied for 8 h; 100percent conversion; not isolated; conversion and yield detd. by quenching with I2;
bis-triphenylphosphine-palladium(II) chloride in tetrahydrofuran (N2), stirred for 3-5 h at 50°C, cooled to room temp.; diluted with benzene, washed with water and brine, dried over MgSO4;
