SYNTHESIES OF THE LIGAND 1,3-DIBENZYLKHYNAZOLINE-2,4-DION
<i>The ligand 1,3-dibenzylkhinazoline-2,4-dion С</i><sub><i>22</i></sub><i>H</i><sub><i>18</i></sub><i>N</i><sub><i>2</i></sub><i>O</i><sub><i>2 </i></sub><i>was synthesisеd and its constitution and structure were determined by methods of IR and </i><sup><i>1</i></sup><i>H NMR spectroscopy and X-ray diffraction analysis. Crystals of the С</i><sub><i>22</i></sub><i>H</i><sub><i>18</i></sub><i>N</i><sub><i>2</i></sub><i>O</i><sub><i>2</i></sub><i> are orthorhombic. Unit cell parameters: a</i> = 17.8989(4) A, <i>b</i> = 14.0071 (4) A, <i>c</i> = 27.7222 (6) A, <i>V</i> = 6950.3 (3) A<sup>3</sup>, <i>Z</i> = 16, <i>d</i><sub><i>cal </i></sub><i></i>= 1.309 g/cm<sup>3</sup>, <i>space group Pbca</i>. CCDC 786511.