9-Amino-5,7-dibromo-1,2,3,4-tetrahydroacridine hemihydrate
The asymmetric unit of the title compound, C13H12Br2N2·0.5H2O, includes two molecules of 5,7-dibromo-1,2,3,4-tetrahydroacridin-9-amine and one water molecule. In the crystal, C—H...O, N—H...N, N—H...O and O—H...N hydrogen bonds connect the molecules, forming a two-dimensional network parallel to (010). The two-dimensional sheets are further assembled into a three-dimensional structure through C—H...π and π–π stacking interactions [centroid–centroid distance = 3.719 (2) Å].
Crystal structure and Hirshfeld surface analysis of (E)-3-(benzylideneamino)-5-phenylthiazolidin-2-iminium bromide
The central thiazolidine ring of the title salt, C16H16N3S+center dot Br-, adopts an envelope conformation, with the C atom bearing the phenyl ring as the flap atom. In the crystal, the cations and anions are linked by N-H center dot center dot center dot Br hydrogen bonds, forming chains parallel to the b-axis direction. Hirshfeld surface analysis and two-dimensional fingerprint plots indicate that the most important contributions to the crystal packing are from H center dot center dot center dot H (46.4%), C center dot center dot center dot H/H center dot center dot center dot C (18.6%) and H center dot center dot center dot Br/Br center dot center dot center dot H (17.5%) interactions.
2-({5-[(4-Chlorophenoxy)methyl]-4-phenyl-4H-1,2,4-triazol-3-yl}sulfanyl)-N-phenylacetamide
The title molecule, C23H19ClN4O2S, is in an `extended' conformation. In the crystal, pairwise N—H...N and C—H...O hydrogen bonds lead to the formation of `stair-step' chains. C—H...π interactions further contribute to the consolidation of the molecular packing. The 4-chlorophenyl group is disordered over two sets of sites in a 0.948 (2):0.052 (2) ratio. The dihedral angle between the two components of the disordered chloro-substituted benzene ring is 15.76 (9) °.
Crystal structure and Hirshfeld surface analysis of dimethyl (1R*, 3aS*, 3a(1)R*, 6aS*, 9R*, 9aS*)-3a(1),5,6,9a-tetrahydro-1H,4H,9H-1,3a:6a,9-diepoxyphenalene-2,3-dicarboxylate
The title diepoxyphenalene derivative, C17H18O6, comprises a fused cyclic system containing four five-membered rings (two dihydrofuran and two tetrahydrofuran) and one six-membered ring (cyclohexane). The five-membered dihydrofuran and tetrahydrofuran rings adopt envelope conformations, and the six-membered cyclohexane ring adopts a distorted chair conformation. Two methyl carboxylate groups occupy adjacent positions (2- and 3-) on a tetrahydrofuran ring. In the crystal, two pairs of C-H center dot center dot center dot O hydrogen bonds link the molecules to form inversion dimers, enclosing two R-2(2)(6) ring motifs, that stack along the a-axis direction and are arranged in layers parallel …
Crystal structure and theoretical study of (2E)-1-[4-hydroxy-3-(morpholin-4-ylmethyl)phenyl]-3-(thiophen-2-yl)prop-2-en-1-one
WOS: 000437492100018
Crystal structure and Hirshfeld surface analysis of (E)-1-[2,2-dichloro-1-(4-nitrophenyl)ethenyl]-2-(4-fluorophenyl)diazene
The dihedral angle between the 4-fluorophenyl ring and the nitro-substituted benzene ring of the title compound is 63.29 (8)°. In the crystal, molecules are linked by C—H⋯O hydrogen bonds into chains parallel to the c axis. The crystal packing is further stabilized by C—Cl⋯π, C—F⋯π and N—O⋯π interactions
Crystal structure and Hirshfeld surface analysis of 2-[(1,3-benzoxazol-2-yl)sulfanyl]-N-(2-methoxyphenyl)acetamide
Akkurt, Mehmet/0000-0003-2421-0929; Saylam, Merve/0000-0002-7602-4565
Crystal structure and computational study of 3,4-dihydroxy-3-hydroxymethyl-9-methyl-6-methylidene-3a, 4,5,6,6a, 9,9a, 9b-octahydroazuleno[4,5-b]furan-2,8(3H,7H)-dione
WOS: 000370762300147
Crystal structure of 4-(4-chlorophenyl)-6-(morpholin-4-yl)pyridazin-3(2H)-one
In the crystal, pairs of centrosymmetrically related molecules are linked into dimers via N—H⋯O hydrogen bonds, forming (8) ring motifs. The dimers are connected via C—H⋯O and C—H⋯Cl hydrogen bonds, forming a three-dimensional network·Semi-empirical molecular orbital calculations were carried out using the AM1 method.
Crystal structure of (E)-N-(3,4-dimethoxybenzylidene)morpholin-4-amine
In the title compound, C13H18N2O3, the benzene ring makes a dihedral angle of 17.19 (11)° with the least-squares plane formed by the four C atoms of the morpholine ring, which adopts a chair conformation. In the crystal, C—H...N hydrogen bonds link the molecules into supramolecular chains running along a 21screw axis parallel to theb-axis direction. Weak C—H...π interactions are also observed.
Crystal structure and Hirshfeld surface analysis of (2E)-3-(3-bromo-4-fluorophenyl)-1-(3,4-dimethoxyphenyl)prop-2-en-1-one
The title compound is constructed from two aromatic rings (3-bromo-4-fluorophenyl and 3,4-dimethoxyphenyl), which are linked by a C=C—C(=O)—C enone bridge and form a dihedral angle of 17.91 (17)°. In the crystal, molecules are linked by C—H⋯O hydrogen bonds enclosing rings of (14) graph-set motif to form layers parallel to (10).
Crystal structure and Hirshfeld surface analysis of (E)-3-[(4-fluorobenzylidene)amino]-5-phenylthiazolidin-2-iminium bromide
TARAMAPUBMED TARAMASCOPUS TARAMAWOS In the cation of the title salt, C16H15FN3S+·Br−, the phenyl ring is disordered over two sets of sites with a refined occupancy ratio of 0.503 (4):0.497 (4). The mean plane of the thiazolidine ring makes dihedral angles of 13.51 (14), 48.6 (3) and 76.5 (3)° with the fluorophenyl ring and the major- and minor-disorder components of the phenyl ring, respectively. The central thiazolidine ring adopts an envelope conformation. In the crystal, centrosymmetrically related cations and anions are linked into dimeric units via N—H...Br hydrogen bonds, which are further connected by weak C—H...Br hydrogen bonds into chains parallel to [110]. Hirshfeld surface an…
Crystal structure and Hirshfeld surface analysis of 1-(2,4-dichlorobenzyl)-5-methyl-N-(thiophene-2-sulfonyl)-1H-pyrazole-3-carboxamide
In the title compound, C16H13Cl2N3O3S2, the thiophene ring is disordered in a 0.762 (3):0.238 (3) ratio by an approximate 180° rotation of the ring around the S—C bond linking the ring to the sulfonyl unit. The dichlorobenzene group is also disordered over two sets of sites with the same occupancy ratio. The molecular conformation is stabilized by intramolecular C—H...Cl and C—H...N hydrogen bonds, forming rings with graph-set notation S(5). In the crystal, pairs of molecules are linked by N—H...O and C—H...O hydrogen bonds, forming inversion dimers with graph-set notation R 2 2(8) and R 1 2(11), which are connected by C—H...O hydrogen-bonding interactions into ribbons parallel to (100). Th…
CCDC 1556696: Experimental Crystal Structure Determination
Related Article: Mehmet Akkurt|2017|CSD Communication|||