In the crystal structure of the title compound, Wine Tumbler C9H14BNO4, the boronic acid group and carbamate groups are nearly co-planar with the pyrrole ring, making dihedral angles of 0.1 (2) and Air Conditioning 2.2 (2)°, respectively.Intramolecular and intermolecular O—H.O hydrogen bonds help to stabilize
The main aim of the research is to study the feasibility and economic viability of waste-free extraction of metals and salts from ore tailings to the standards of sanitary safety by new methods, such as mechanical activation.Methods: laboratory studies in Disintegrator installing DES 11 by the integrated program and the method including a study of
One of the problems which has overshadowed the urban and rural management and planning system in Tehran province in the past decades is unauthorized constructions.Infraction means Birthing aids any deviation or violation of national laws, plans regulations and instructions.Unauthorized constructions are considered as a kind of infraction which is t
The relationship between predator and prey size was studied in the buprestid hunting wasp Cerceris fumipennis Say in eight widely distributed nesting aggregations CLASSIC RICE CHOCOLATE in North Carolina, USA.Initial work indicated a significant linear relationship between wasp head width and wasp wet weight; thus, head width was used to estimate w
Une étude concernant les « manières de faire » des acteurs dans et autour de l’Ecole, fait apparaître le rôle pivot de plusieurs femmes qui, sur un territoire de Nouvelle Calédonie, contribuent à enrayer des processus de décrochage scolaire.Au-delà de leurs fonctions d’enseignantes ou de cadres éducatives, l’étude montre comment