[PDF] Top 20 The crystal structure of (E) 2 ethyl N (4 nitrobenzylidene)aniline: three dimensional supramolecular assembly mediated by C H···O hydrogen bonds and nitro···π(arene) interactions
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The crystal structure of (E) 2 ethyl N (4 nitrobenzylidene)aniline: three dimensional supramolecular assembly mediated by C H···O hydrogen bonds and nitro···π(arene) interactions
... of 2-ethylaniline (100 mg, 0.826 mmol) and 4-nitro- benzaldehyde (124 mg, ...3 h, when completion of the reaction was confirmed using thin layer ...single crystal X-ray diffraction; ... See full document
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Reinvestigation of the crystal structure of N (4 chlorobenzylidene) 2 hydroxyaniline: a three dimensional structure containing O—H⋯N, O—H⋯O and C—H⋯π(arene) hydrogen bonds
... associated intramolecular H N distance was only 1.66 A ˚ , which is very short, even for a strong O—H N hydrogen bond. Hence any conclusions drawn from the deposited atomic ... See full document
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Crystal structures of the recreational drug N (4 methoxyphenyl)piperazine (MeOPP) and three of its salts
... of N—H O and C—H (arene) hydrogen bonds to form complex sheets; however, the formation of the sheet structure is readily analysed in terms of two simpler, ... See full document
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Reinvestigation of the crystal structure of it N (4 chlorobenzylidene) 2 hydroxyaniline : a three dimensional structure containing O—H···N, O—H···O and C—H···π(arene) hydrogen bonds
... by O— H N hydrogen bonds to form chains of the C(7) and C(8) types, respectively, while in compound (IV) (Saranya et ...sole O—H N interaction is ... See full document
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4 Dimethylaminopyridinium 2,4 dinitrophenolate: supramolecular aggregation through N—H⋯O, C—H⋯O, C—H⋯π and π–π interactions
... The crystal structure of (I) is stabilized by NÐH O and CÐH O ...of H O distances (Table 2) found in (I) agrees with those found for NÐH O (Jeffrey, 1997) and CÐH ... See full document
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The crystal structure of (E) 2 ethyl N (4 nitrobenzylidene)aniline: three dimensional supramolecular assembly mediated by C—H⋯O hydrogen bonds and nitro⋯π(arene) interactions
... the three-dimensional supramolecular assembly in compound (I), with the patterns of aggregation found in related compounds ...stacking interactions combine to link the molecules into ... See full document
9
4 Benzyl 3 (2 furyl) 1H 1,2,4 triazole 5(4H) thione hemihydrate
... Recently, much attention has been focused on disubstituted 1,2,4-triazole derivatives for their broad-spectrum biological and pharmacological activities, such as fungicidal, herbicidal, anticonvulsant, antitumoral and ... See full document
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Synthesis, Characterization, and Crystal Structure Determination of a New Indium (III) Complex: [In(5,5’-DiMeBiPy)Cl3(DMSO)].2(DMSO)
... The X-ray diffraction measurements were made on a Bruker SMART 1000 CCD area detector diffractometer at 298 K (Mo-Ka radiation, graphite monochromator, λ = 0.71073 Å). The structure was solved by SHELX-97 and ... See full document
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1 Benzoyl 4 methylthiosemicarbazide
... the crystal structure, the molecules are linked by weak intermolecular N—H···S, N—H···O and C —H···O hydrogen bonds (Table 2) to ... See full document
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1 (4 Methylphenylsulfonyl) 1H 1,2,3 benzotriazole: sheets built from C—H⋯N, C—H⋯O and C—H⋯π(arene) hydrogen bonds
... the structure of 1-(4-methylphenylsulfonyl)-1H- 1,2,3-benzotriazole, (I), which was obtained adventitiously in 54% yield when the addition of benzotriazole to the double bond in (4S,5R,6R)-diphenylmethyl ... See full document
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Diethyl 5 bromo 4,7 dimethoxyindan 2,2 dicarboxylate
... The crystal packing of (I) is stabilized mainly by weak intermolecular C—H O hydrogen bonds and weak C—H (arene) interactions (Table 2 and ... See full document
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Diethyl 4,7 dimethoxyindan 2,2 dicarboxylate
... Diethyl 5-bromo-4,7-dimethoxyindan-2,2-dicarboxylate (10 g, 24.9 mmol), prepared as described by Hammershøj & Christensen (2005), was dissolved in methanol (300 ml) and Pd/C 10% (cat. amount) was added. The ... See full document
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Three New Compounds Derived from Nitrofurantoin: X Ray Structures and Hirshfeld Surface Analyses
... The crystal structure analyses show that there are various weak forces among the molecules, such as C/N-H···O, N-H···N hydrogen bond interactions and π···π/lone pair stacking interaction[r] ... See full document
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2,6 Bis(2 chlorophenyl) 1 nitroso 3,5 diphenylpiperidin 4 one
... molecular structure of compound (I) is illustrated in ...nitroso O atom is syn to the neighbouring axial chlorophenyl at C6 [C6—N1—N2—O1 = ...nitroso O atom ... See full document
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2 Methylphenyl 4 toluenesulfonate: supramolecular aggregation through weak C—H⋯O, C—H⋯π and π–π interactions
... The crystal structure of (I) is stabilized by weak CÐH O interactions (Table ...The H O distances found in (I) agree with those found for weak CÐH O bonds (Desiraju ... See full document
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2′ (4 Methoxybenzylidene)isonicotinohydrazide monohydrate
... solve structure: SHELXS97 (Sheldrick, 1997); program(s) used to refine structure: SHELXL97 (Sheldrick, 1997); molecular graphics: SHELXTL (Bruker, 1999); software used to prepare material for publication: ... See full document
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2 Naphthyl 4 toluenesulfonate: supramolecular aggregation through C—H⋯O and C—H⋯π interactions
... CÐH O bonds (Table 2, ...the crystal structure. The supramolecular aggregation is completed by the presence of ten CÐH interactions (Table 2), where Cg1±Cg6 are the ... See full document
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Methyl 4 tosyloxybenzoate: supramolecular aggregation through C—H⋯O, C—H⋯π and π–π interactions
... The crystal structure of (I) is stabilized by weak CÐH O ...the H O distances (Table 2) found in (I) agree with those found for weak CÐH O bonds (Desiraju & ... See full document
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Crystal structure of (2,2′ bipyridine κ2N,N′)bis(3,5 di tert butyl o benzoquinonato κ2O,O′)ruthenium(II)
... in three possible catecholate, semiquinone and quinone forms (CSD refcodes: EHUMEZ, EHUMID, EHUMOJ, FAGKON, FAGKON10, FIHQOC, FIRVIL, JECHII, JECHOO, MAFHOR, SAHHUF, SOCCAO, VINZIB, ... See full document
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2 Nitrophenyl 4 toluenesulfonate: supramolecular aggregation through weak C—H⋯O, C—H⋯π and π–π interactions
... nitrophenyl rings (3 ÿ x, 1 ÿ y, 1 ÿ z) are stacked over each other, with a centroid±centroid distance of 3.621 AÊ. There are several other CÐH O, CÐH and van der Waals inter- actions, which contribute to the ... See full document
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