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.
The vomeronasal organ (VNO), or the Jacobson's organ, is an auxiliary olfactory sense organ that is found in many animals. It lies close to the vomer and nasal bones. It was discovered by Frederik Ruysch prior to 1732 and later by Ludwig Jacobson in 1813.[1] This organ is the sense organ involved in the flehmen response in mammals.