1171123-68-4Relevant articles and documents
Synthesis of selenium-substituted pyrroles and pyrazol-3-ones
Attanasi, Orazio A.,De Crescentini, Lucia,Mantellini, Fabio,Marini, Francesca,Nicolini, Simona,Sternativo, Silvia,Tiecco, Marcello
experimental part, p. 1118 - 1122 (2011/04/15)
An approach to the synthesis of 4-(phenylseleno)pyrroles, 4-(phenylseleno)pyrazol-3-ones, and 4-(1,3-benzoselenazol-2-ylthio)pyrazol-3- ones is described. Their formation passes through hydrazonic intermediates obtained by the reaction between 1,2-diaza-1