[PDF] Top 20 Crystal structure of (2E) 3 [4 (dimethylamino)phenyl] 1 (thiophen 2 yl)prop 2 en 1 one
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Crystal structure of (2E) 3 [4 (dimethylamino)phenyl] 1 (thiophen 2 yl)prop 2 en 1 one
... (8) rings are the subunits of the periodic arrangement along [100] and one very weak H7 H2 i contact is also observed [H H = 2.26 A ˚ ]. The molecular units are also linked by very weak C15—H15 O1 ii links into ... See full document
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Crystal structure of (2E) 1 (5 bromothiophen 2 yl) 3 (2 chlorophenyl)prop 2 en 1 one
... Geometry . All e.s.d.'s (except the e.s.d. in the dihedral angle between two l.s. planes) are estimated using the full covariance matrix. The cell e.s.d.'s are taken into account individually in the estimation of ... See full document
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Crystal structure of (2E) 1 (1 benzofuran 2 yl) 3 (2 bromophenyl)prop 2 en 1 one monohydrate
... Data collection: APEX2 (Bruker, 2004); cell refinement: APEX2 and SAINT (Bruker, 2004); data reduction: SAINT and XPREP (Bruker, 2004); program(s) used to solve structure: SIR92 (Altomare et al., 1994); program(s) ... See full document
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Crystal structure of 3 [4 (1 methylethyl)phenyl] 1 (naphthalen 2 yl)prop 2 en 1 one
... Geometry . All e.s.d.'s (except the e.s.d. in the dihedral angle between two l.s. planes) are estimated using the full covariance matrix. The cell e.s.d.'s are taken into account individually in the estimation of ... See full document
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Crystal structure of (2E) 1 (4 hydroxy 1 methyl 2 oxo 1,2 dihydroquinolin 3 yl) 3 (4 hydroxy 3 methoxyphenyl)prop 2 en 1 one
... intramolecular O—H O hydrogen bond and the E configuration about the central C C bond. In the crystal structure, O—H O hydrogen bonds generate chains of molecules along the [101] direction. These chains are ... See full document
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Crystal structure of (E) 1 (4′ methyl [1,1′ biphenyl] 4 yl) 3 (3 nitrophenyl)prop 2 en 1 one
... Synthesis and antimicrobial activity of some chalcones derivatives have been reported (Rajendra Prasad et al., 2008). The synthesis, characterization and evaluation of antioxidant activities of some novel chalcone ... See full document
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Crystal structure of (E) 1 (3 chlorophenyl) 3 (furan 2 yl)prop 2 en 1 one
... Cl1 0.0503 (5) 0.0258 (4) 0.0454 (5) 0.0004 (4) 0.0067 (4) −0.0059 (3) O1 0.0601 (15) 0.0292 (11) 0.0266 (11) 0.0010 (10) 0.0055 (10) 0.0005 (9) O2 0.0520 (13) 0.0243 (11) 0.0418 (12) −0.0012 ... See full document
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(2E) 3 (Biphenyl 4 yl) 1 (4 methoxyphenyl)prop 2 en 1 one
... For a structurally simple group of compounds, chalcones have displayed an impressive array of biological activities, among which antimalarial (Liu et al., 2003), antiprotozoal (Nielson et al., 1998), nitric oxide ... See full document
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(2E) 1 (4 Chlorophenyl) 3 [4 (propan 2 yl)phenyl]prop 2 en 1 one
... The crystal structures of some chalcone derivatives ...)-1-(4-fluorophenyl)-3-(3, 4, 5-trimethoxy- phenyl)prop-2-en- 1-one, (2 E ... See full document
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(2E) 1 (5 Bromothiophen 2 yl) 3 (4 chlorophenyl)prop 2 en 1 one
... the crystal structure of a bromo derivative of hetero aryl chalcone which has shown aldose reductase inhibition in the virtual screening study conducted by ... See full document
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(2E) 1 (Pyridin 2 yl) 3 (2,4,5 trimethoxyphenyl)prop 2 en 1 one
... As part of our ongoing studies of the crystal structures and fluorescent properties of chalcones and heteroaryl chalcones (Chantrapromma et al., 2009; Fun et al., 2010, 2011; Suwunwong et al., 2011, 2012), the ... See full document
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(2E) 3 [4 (Benzyloxy)phenyl] 1 (pyridin 3 yl)prop 2 en 1 one
... The crystal structures of some chalcones derived from acetyl pyridine ...2005), ... See full document
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3 (4 Chlorophenyl) 1 (2 methyl 4 phenylquinolin 3 yl)prop 2 en 1 one
... solve structure: SHELXS97 (Sheldrick, 2008); program(s) used to refine structure: SHELXL97 (Sheldrick, 2008); molecular graphics: SHELXTL (Sheldrick, 2008); software used to prepare material for ... See full document
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(2E) 3 (Biphenyl 4 yl) 1 (2,4 dichlorophenyl)prop 2 en 1 one
... 2,4-Dichloroacetophenone (1.89 g, 0.01 mol) in methanol (20 ml) was mixed with biphenyl-4-carbaldehyde (1.82 g, 0.01 mol) and the mixture was treated with a 30% potassium hydroxide solution (3 ml) at 278 K. ... See full document
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(2E) 1 (2 Methyl 4 phenylquinolin 3 yl) 3 (3 methylthiophen 2 yl)prop 2 en 1 one
... the crystal, a supramolecular chain with the shape of a square rod aligned along the b-axis direction is sustained by C— H interactions, the -systems being the heterocyclic ... See full document
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Crystal structure of (4Z) 4 [(2E) 1 hydroxy 3 (naphthalen 2 yl)prop 2 en 1 ylidene] 3 methyl 1 phenyl 1H pyrazol 5(4H) one
... hydroxy-3-(naphthalen-2-yl)prop-2-en-1-ylidene]-5- methyl-2,4-dihydro-3H -pyrazol-3-one moiety B (C7 –C23/N1/N2/O1/O2) are almost planar with ...= ... See full document
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(2E) 3 (6 Chloro 2 methoxyquinolin 3 yl) 1 (2,4 dimethylquinolin 3 yl)prop 2 en 1 one
... The molecular structure of (I), Fig. 1, comprises two quinolinyl rings connected by the ends of a prop-2-en-1-one bridge. The dihedral angle between the quinolinyl rings ... See full document
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(2E) 3 (2 Bromophenyl) 1 (5 bromothiophen 2 yl)prop 2 en 1 one
... Geometry . All s.u.'s (except the s.u. in the dihedral angle between two l.s. planes) are estimated using the full covariance matrix. The cell s.u.'s are taken into account individually in the estimation of s.u.'s in ... See full document
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Crystal structure and theoretical study of (2E) 1 [4 hydroxy 3 (morpholin 4 ylmethyl)phenyl] 3 (thiophen 2 yl)prop 2 en 1 one
... In addition, the geometrical optimization calculations of the title compound were performed using the PM3 (Para- meterized Model number 3) method (Stewart, 1989a,b) in WinMopac7.2. A view of the molecule ... See full document
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(2E) 3 (2 Chloro 7 methylquinolin 3 yl) 1 (6 chloro 2 methyl 4 phenylquinolin 3 yl)prop 2 en 1 one ethanol monosolvate
... Geometry . All s.u.'s (except the s.u. in the dihedral angle between two l.s. planes) are estimated using the full covariance matrix. The cell s.u.'s are taken into account individually in the estimation of s.u.'s in ... See full document
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