[PDF] Top 20 Crystal structure of (E) 1 ([1,1′ biphenyl] 4 yl) 3 (3 nitrophenyl)prop 2 en 1 one
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Crystal structure of (E) 1 ([1,1′ biphenyl] 4 yl) 3 (3 nitrophenyl)prop 2 en 1 one
... For the biological activities of chalcones, see: Nowakowska (2007); Liu et al. (2008); Wu et al. (2010); Singh et al. (2012). For non-linear optical (NLO) properties of chalcone deriva- tives, see: Uchida et al. (1998); ... 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
... In the title compound, Fig. 1, the molecule exists as an E conformer with the C5—C7—C8—C9 torsion angle being -177.7 (3)°. In the molecule, the terminal benzene rings (C1—C6 and C16—C21) are twisted ... See full document
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Crystal structure of (E) 1 (4′ methoxy [1,1′ biphenyl] 4 yl) 3 (3 nitrophenyl)prop 2 en 1 one
... the crystal, molecules are arranged in a head-to-head manner, with the 3-nitrophenyl groups nearly parallel to one ...to one another via C—H O hydrogen bonds, forming chains lying parallel to ... 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
... 2-Benzofuranyl methyl ketone (0.01 mol) and 2-bromobenzaldehyde (0.01 mol) were dissolved in methanol (60 ml). Sodium hydroxide (2 ml, 20%) was then added drop wise to the solution which was then ... 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) 3 [4 (dimethylamino)phenyl] 1 (thiophen 2 yl)prop 2 en 1 one
... Several 4-dialkylamino- chalcones have shown antiproliferative activity on cancer cell lines and one method to monitor the chalcone–protein inter- action, ...the crystal structure ... See full document
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Crystal structure of (E) 1 (3 chlorophenyl) 3 (furan 2 yl)prop 2 en 1 one
... solve structure: SHELXS97 (Sheldrick, 2008); program(s) used to refine structure: SHELXL97 (Sheldrick, 2008); molecular graphics: CrystalStructure (Rigaku, 2011); software used to prepare material for ... See full document
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Crystal structure of (E) 1 (1 hydroxynaphthalen 2 yl) 3 (2,3,4 trimethoxyphenyl)prop 2 en 1 one
... H O hydrogen bond present forming an S(6) ring motif. In the crystal, inversion-related molecules are linked by a slipped-parallel – interaction [intercentroid distance = 3.8942 (13) A ˚ , interplanar distance = ... See full document
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Crystal structure of (E) 3 (3,4 dimethoxyphenyl) 1 (1 hydroxynaphthalen 2 yl)prop 2 en 1 one
... an E conformation about the C C bond and the carbonyl group is syn with respect to the C C ...the crystal, molecules are linked by bifurcated C—H (O,O) hydrogen bonds, enclosing an R ... See full document
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Crystal structure of (E) 3 (2,4 dimethoxyphenyl) 1 (1 hydroxynaphthalen 2 yl)prop 2 en 1 one
... enone group adopts an E conformation. The dihedral angle formed by the benzene ring and the naphthalene ring system is 6.60 (2) . The methoxy groups on the benzene ring are essentially coplanar with the ... See full document
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Unexpected formation of a co crystal containing the chalcone (E) 1 (5 chlorothiophen 2 yl) 3 (3 methylthiophen 2 yl)prop 2 en 1 one and the keto–enol tautomer (Z) 1 (5 chlorothiophen 2 yl) 3 (3 methylthiophen 2 yl)prop 1 en 1 ol
... activities. One of their reported structures is (E)-1-(5-chlorothiophen-2-yl)-3-(3-methylthio- ...the crystal structure of this thiophene-based chalcone has ... See full document
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1 Phenyl 3 (pyren 1 yl)prop 2 en 1 one
... the crystal structure of the title compound, which was obtained by the condensation reaction of pyrene-1-carbaldehyde and acetophenone in ethanol solution at room ... See full document
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(E) 3 [5 (Diphenylamino)thiophen 2 yl] 1 (pyridin 3 yl)prop 2 en 1 one
... The crystal structure of the title compound, exists in an E configuration with respect to the C17=C18 ethenyl bond ...The prop-2-en-1-one unit (C17— C19/O1) is ... See full document
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(E) 1 (1 Hydroxynaphthalen 2 yl) 3 (2,4,5 trimethoxyphenyl)prop 2 en 1 one
... enone group adopts an E conformation. The dihedral angle formed by the benzene ring and the naphthalene ring system is 12.6 (4) . The hydroxy group attached to the naphthalene ring is involved in an ... See full document
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The crystal structures of two chalcones: (2E) 1 (5 chlorothiophen 2 yl) 3 (2 methylphenyl)prop 2 en 1 one and (2E) 1 (anthracen 9 yl) 3 [4 (propan 2 yl)phenyl]prop 2 en 1 one
... of 2-methyl- benzaldehyde ...with 2-acetyl-5-chlorothiophene ...for 4 h, when the resulting solid product was collected by filtration, washed with cold water and ...of 4-isopropylbenzaldehyde ... See full document
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The crystal structures of two chalcones: (2E) 1 (5 chlorothiophen 2 yl) 3 (2 methylphenyl)prop 2 en 1 one and (2E) 1 (anthracen 9 yl) 3 [4 (propan 2 yl)phenyl]prop 2 en 1 one
... R 1 —C( O)—CH CH—R 2 , are versatile inter- mediates in synthesis (Baktır et ...and crystal structures of two further examples; (2E)-1-(5- ... See full document
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(2Z) 3 Hydroxy 1 (pyridin 2 yl) 3 (pyridin 3 yl)prop 2 en 1 one: crystal structure and Hirshfeld surface analysis
... Geometry . All esds (except the esd in the dihedral angle between two l.s. planes) are estimated using the full covariance matrix. The cell esds are taken into account individually in the estimation of esds in distances, ... See full document
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(E) 1 (2 Aminophenyl) 3 (thiophen 2 yl)prop 2 en 1 one
... and thiophene rings. An intramolecular N—H O hydrogen bond generates an S(6) ring motif. In the crystal, two adjacent molecules are linked into a dimer in an anti-parallel face-to- face manner by a pair of C—H O ... See full document
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The effect of the fused ring substituent on anthracene chalcones: crystal structural and DFT studies of 1 (anthracen 9 yl) 3 (naphthalen 2 yl)prop 2 en 1 one and 1 (anthracen 9 yl) 3 (pyren 1 yl)prop 2 en 1 one
... A mixture of 9-acetylanthracene (0.5 mmol) and 2-napthal- dehyde or 1-pyrenecarboxaldehyde (0.5 mmol) for compounds (I) and (II), respectively, was dissolved in methanol (20 ml). A catalytic amount of NaOH ... See full document
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(E) 3 Dimethylamino 1 (1,3 thiazol 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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