Browsing by Author "Garudachari, B."

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2,4-Dichlorobenzyl 2-methoxybenzoate
(2013) Isloor, A.M.; Garudachari, B.; Gerber, T.; Hosten, E.; Betz, R.
In the title compound, C15H12Cl2O 3, the aromatic rings make a dihedral angle of 10.78 (4)°. In the molecule, there is a short C-H?O contact. In the crystal, C-H?O contacts connect the molecules into C(7)C(8) chains along the b axis. The shortest intercentroid distance between two benzoic acid aromatic systems is 3.7416 (8) Å.
2-(2,4-Dichlorophenyl)-2-oxoethyl 4-methoxybenzoate
(2011) Fun, H.-K.; Chia, T.S.; Shenvi, S.S.; Isloor, A.M.; Garudachari, B.
In the title compound, C16H12Cl2O 4, the dihedral angle between the benzene rings is 70.11 (6)°. In the crystal, molecules are linked by C-H?O hydrogen bonds into a three-dimensional network. A C-H?? inter-action is also observed.
2-(4-Bromo-phen-yl)-2-oxoethyl 2-meth-oxy-benzoate
(2011) Fun, H.-K.; Ching Kheng, C.K.; Garudachari, B.; Isloor, A.M.; Satyanarayan, M.N.
In the title mol-ecule, C 16H 13BrO 4, the dihedral angle between the benzene rings is 85.92 (10)°. In the crystal, mol-ecules are linked into chains along [100] via weak inter-molecular C - H?O hydrogen bonds. © Fun et al. 2011.
2-(4-Bromo-phen-yl)-2-oxoethyl 4-bromo-benzoate
(2011) Fun, H.-K.; Arshad, S.; Garudachari, B.; Isloor, A.M.; Satyanarayan, M.N.
The asymmetric unit of the title compound, C 15H 10Br 2O 3, consists of three crystallographically independent mol-ecules (A, B and C). The phenyl rings in mol-ecules A, B and C make dihedral angles of 6.1 (3), 3.2 (2) and 54.6 (2)° to each other, respectively. In the crystal, mol-ecules are linked into two-dimensional layers parallel to the ab plane by inter-molecular C - H?O hydrogen bonds. The crystal structure is further stabilized by C - H?? inter-actions. The studied crystal is an inversion twin, the refined ratio of the twin components being 0.128 (8):0.872 (8). © Fun et al. 2011.
2-(4-Bromo-phen-yl)-2-oxoethyl 4-chloro-benzoate
(2011) Fun, H.-K.; Yeap, C.S.; Garudachari, B.; Isloor, A.M.; Satyanarayan, M.N.
The asymmetric unit of the title compound, C 15H 10BrClO 3, consists of three crystallographically independent mol-ecules. The dihedral angles between the benzene rings in the three mol-ecules are 68.8 (2), 0.7 (3) and 66.1 (2)°. In the crystal, the three independent mol-ecules are inter-connected by C - H?O hydrogen bonds, leading to isolated trimers. © Fun et al. 2011.
2-(4-Bromo-phen-yl)-2-oxoethyl 4-meth-oxy-benzoate
(2011) Fun, H.-K.; Loh, W.-S.; Garudachari, B.; Isloor, A.M.; Satyanarayan, M.N.
In the title compound, C16H13BrO4, the benzene rings are almost perpendicular to each other, making a dihedral angle of 84.07 (8)°. In the crystal, the mol-ecules are linked into chains along the a axis via inter-molecular C - H?O hydrogen bonds. A C - H?? inter-action is also observed.
2-(4-Bromophenyl)-2-oxoethyl 2-methylbenzoate
(2011) Fun, H.-K.; Ooi, C.W.; Garudachari, B.; Isloor, A.M.; Satyanarayan, M.N.
In the title compound, C16H13BrO3, the dihedral angle formed between the bromo- and methyl-substituted benzene rings is 66.66 (8)°. In the crystal, molecules are linked by inter-molecular C - H?O hydrogen bonds, forming a two-dimensional network parallel to the ac plane. The crystal packing is further consolidated by C - H?? interactions. © Fun et al. 2011.
2-(4-Bromophenyl)-2-oxoethyl 4-hydroxybenzoate
(2011) Fun, H.-K.; Loh, W.-S.; Garudachari, B.; Isloor, A.M.; Satyanarayana, M.N.
In the title compound, C15H11BrO4, the dihedral angle between the aromatic rings is 66.77 (8)°. In the crystal, O - H?O, C - H?Br and C - H?O hydrogen bonds link the molecules, forming layers lying parallel to (101). The crystal packing is further consolidated by C - H?? inter-actions and ?-? stacking interactions [centroid-centroid distance = 3.5476 (7) Å]. © Fun et al. 2011.
2-(4-Bromophenyl)-2-oxoethyl 4-methylbenzoate
(2011) Fun, H.-K.; Shahani, T.; Garudachari, B.; Isloor, A.M.; Satyanarayan, M.N.
The title compound, C16H13BrO3, consists of a toluene ring and a bromo-benzene ring which are linked together by a 2-oxopropyl acetate group. The dihedral angle formed between the toluene and bromo-benzene rings is 80.70 (7)°. In the crystal, intermolecular C-H?O hydrogen bonds link the molecules into a three-dimensional network.
2-(4-Bromophenyl)-2-oxoethyl anthracene-9-carboxylate
(2012) Fun, H.-K.; Asik, S.I.J.; Garudachari, B.; Isloor, A.M.; Satyanarayan, M.N.
In the title compound, C23H15BrO3, the anthracene ring system is essentially planar [maximum deviation = 0.29 (2) Å] and makes a dihedral angle of 5.74 (8)°with the mean plane of the bromo-substituted benzene ring. An intramolecular C - H?O hydrogen bond generates an S(9) ring motif. In the crystal, molecules are linked by C - H?O interactions, forming a two-dimensional network parallel to the ac plane. ?-? stacking interactions are observed between benzene rings [centroid-centroid distances = 3.5949 (14) and 3.5960 (13) Å].
2-(4-Bromophenyl)-2-oxoethyl naphthalene-1-carboxylate
(2013) Garudachari, B.; Isloor, A.M.; Gerber, T.; Hosten, E.; Betz, R.
In the title compound, C19H13BrO3, an ester of 1-naphthoic acid with an aromatic alcohol, the least-squares planes defined by the C atoms of the respective aromatic systems enclose an angle of 77.20 (5)°. In the crystal, C - H?O contacts connect the molecules into undulating sheets parallel (100).
2-(4-Chloro-phen-yl)-2-oxoethyl 2,4-di-fluoro-benzoate
(2011) Fun, H.-K.; Arshad, S.; Garudachari, B.; Isloor, A.M.; Satyanarayan, M.N.
The asymmetric unit of title compound, C 15H 9C lF 2O 3, consists of two crystallographically independent mol-ecules. The dihedral angle between the two terminal benzene rings in one mol-ecule is 7.92 (14)°, while that in the other mol-ecule is 73.50 (16)°. In the crystal, mol-ecules are stacked into columns along the b axis by inter-molecular C - H?O hydrogen bonds. A ?-? inter-action with a centroid-to-centroid distance of 3.747 (2) Å further stabilizes the crystal structure. © Fun et al. 2011.
2-(4-Chloro-phen-yl)-2-oxoethyl 2-meth-oxy-benzoate
(2011) Fun, H.-K.; Asik, S.I.J.; Garudachari, B.; Isloor, A.M.; Satyanarayan, M.N.
In the title compound, C 16H 13ClO 4, the two benzene rings make a dihedral angle of 86.38 (8)°. In the crystal, inter-molecular C - H?O hydrogen bonds link the mol-ecules to form columns along the a axis. The mol-ecules are also stabilized by a ?-? stacking inter-action, with a centroid-centroid distance of 3.7793 (10) Å between the inversion-related benzene rings. © Fun et al. 2011.
2-(4-Chloro-phen-yl)-2-oxoethyl 3-(trifluoro-meth-yl)benzoate
(2011) Fun, H.-K.; Loh, W.-S.; Garudachari, B.; Isloor, A.M.; Satyanarayan, M.N.
In the title compound, C 16H 10C lF 3O 3, the two benzene rings are slightly twisted from each other, with a dihedral angle of 15.50 (8)° between the planes. In the crystal, inter-molecular C - H?O hydrogen bonds link the mol-ecules into a layer parallel to the bc plane. © Fun et al. 2011.
2-(4-Chloro-phen-yl)-2-oxoethyl benzoate
(2011) Fun, H.-K.; Shahani, T.; Garudachari, B.; Isloor, A.M.; Satyganarayan, M.N.
In the title compound, C 15H 11ClO3, the dihedral angle between the aromatic rings is 84.29 (8)°. In the crystal, mol-ecules are linked by weak C - H?? inter-actions. © Fun et al. 2011.
2-(4-Chlorophenyl)-2-oxoethyl 4-hydroxybenzoate
(2011) Fun, H.-K.; Shahani, T.; Garudachari, B.; Isloor, A.M.; Shivananda, K.N.
The title compound, C 15H 11ClO 4, consists of a chloro-benzene ring and a phenol ring which are linked together by a 1,4-dioxo-2-oxabutane-1,4-diyl group. The dihedral angle between the chloro-benzene and phenol rings is 65.70 (11)°. In the crystal, intermolecular O-H?O hydrogen bonds link the molecules into chains along [010].
2-(4-Chlorophenyl)-2-oxoethyl 4-methylbenzoate
(2011) Fun, H.-K.; Loh, W.-S.; Garudachari, B.; Isloor, A.M.; Satyanarayana, M.N.
In the title compound, C16H13ClO3, the dihedral angle between the benzene rings is 80.74 (8)°. In the crystal, C - H?O hydrogen bonds link the mol-ecules to form C(11) chains propagating in [010]. © Fun et al. 2011.
2-(4-Chlorophenyl)-2-oxoethyl naphthalene-1-carboxylate
(2013) Garudachari, B.; Isloor, A.M.; Gerber, T.; Hosten, E.; Betz, R.
In the title compound, C19H13ClO3, an ester of 1-naphthoic acid with an aromatic alcohol, the least-squares planes defined by the C atoms of the respective aromatic systems enclose an angle of 77.16 (3)°. In the crystal, C-H?O contacts connect the molecules into undulating sheets parallel to the bc plane.
2-(4-Fluorophenyl)-2-oxoethyl 2-methoxy-benzoate
(2012) Isloor, A.M.; Garudachari, B.; Satyanarayan, M.N.; Gerber, T.; Hosten, E.; Betz, R.
In the title compound, C 16H 13FO 4, the aromatic rings enclose an angle of 73.68 (6)°. In the crystal, C - H?O and C - H?F contacts connect the mol-ecules into a three-dimensional network. The shortest inter-centroid distance between two aromatic ?-systems is 3.6679 (7) Å and is apparent between the fluorinated phenyl groups.
2-(4-Fluorophenyl)-2-oxoethyl 3-(trifluoromethyl)benzoate
(2011) Fun, H.-K.; Arshad, S.; Garudachari, B.; Isloor, A.M.; Shivananda, K.N.
In the title compound, C16H10F4O 3, the fluoro-form group is disordered over two orientations with an occupancy ratio of 0.834 (4):0.166 (4). The dihedral angle between the two aromatic rings is 20.34 (9)°. In the crystal, C - H?O hydrogen bonds link the molecules into layers lying parallel to the bc plane. © Fun et al. 2011.