Crystal structure and Hirshfeld surface analysis of 4-oxo-3-phenyl-2-sulfanylidene-5-(thiophen-2-yl)-3,4,7,8,9,10-hexahydro-2<i>H</i>-pyrido[1,6-<i>a</i>:2,3-<i>d</i>′]-dipyrimidine-6-carbonitrile


Naghiyev F. N., Khrustalev V. N., AKKURT M., Mamedov H. M., Bhattarai A., Khalilov A. N., ...daha çox

ACTA CRYSTALLOGRAPHICA SECTION E-CRYSTALLOGRAPHIC COMMUNICATIONS, vol.80, pp.325-329, 2024 (ESCI) identifier identifier identifier

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In the title compound, C21H15N5OS2, molecular pairs are linked by N-H center dot center dot center dot N hydrogen bonds along the c-axis direction and C-H center dot center dot center dot S and C-H center dot center dot center dot O hydrogen bonds along the b-axis direction, with R-2(2)(12) and R-2(2)(16) motifs, respectively, thus forming layers parallel to the (10 (4) over bar) plane. In addition, C=S center dot center dot center dot pi and C N center dot center dot center dot pi interactions between the layers ensure crystal cohesion. The Hirshfeld surface analysis indicates that the major contributions to the crystal packing are H center dot center dot center dot H (43.0%), C center dot center dot center dot H/H center dot center dot center dot C (16.9%), N center dot center dot center dot H/H center dot center dot center dot N (11.3%) and S center dot center dot center dot H/H center dot center dot center dot S (10.9%) interactions.