Pyridinium hydrobromide perbromide (PyÂ·HBr 3) catalyzes effectively the aziridination of electron-deficient as well as electron-rich olefins using Chloramine-T (N-chloro-N-sodio-p-toluenesulfonamide) as a nitrogen source to afford the corresponding aziridines in moderate to good yields.
[ syll. vlat-ka, vl-a- tka ] The baby girl name Vlatka is pronounced VL EY TKAH â . Vlatka is of Croatian origin and it is used mainly in the Slavic language. The name means 'queen'.Vlatka is not regularly used as a baby girl name. It is not listed in the top 1000.Baby names that sound like Vlatka include Valdah, Valdis, Valida, Vallda, Valletta (Italian), Vileta, Viletta, Villeta, Villetta, Villettah, Vivalda, Voleta, Voletah, Voletta, Volita, Volitta, Volyta, Volytta, Vyleta, and Vyletta.t is not listed in the top 1000. Baby names that sound like Vlatka include Valdah, Valdis, Valida, Vallda, Valletta (Italian), Vileta, Viletta, Villeta, Villetta, Villettah, Vivalda, Voleta, Voletah, Voletta, Volita, Volitta, Volyta, Volytta, Vyleta, and Vyletta.
Volterra, known to the ancient Etruscans as Velathri or Vlathri and to the Romans as Volaterrae, is a town and comune in the Tuscany region of Italy. The town was a Bronze Age settlement of the Villanovan culture, and an important Etruscan center (VelÃ thre, Velathri or Felathri in Etruscan, Volaterrae in Latin language), one of the twelve cities of the Etruscan League.