Results 21 to 30 of about 17,613 (213)
5,8-Dimethoxy-3,9-dimethyl-3a,4,9,9a-tetrahydro-4,9-epoxynaphtho[2,3-d]isoxazole
Acta Crystallographica Section E, 2014 The title compound, C15H17NO4, is the exo isomer with a syn arrangement of the O atom in the isoxazole ring to the methyl group of the bicyclic alkene. The dihedral angle between the isoxazole ring and the benzene ring is 7.42 (9)°.
Alan J. Lough +2 more
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ISOXAZOLE–A POTENT PHARMACOPHORE [PDF]
, 2017 Isoxazole is an azole with an oxygen atom next to the nitrogen. Isoxazole rings are found in some natural products, such as ibotenic acid and also found in a number of drugs, including COX-2 inhibitor valdecoxib.
Chikkula, Krishna Veni, S., Raja
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Ethyl 5-methyl-3-phenylisoxazole-4-carboxylate
Acta Crystallographica Section E, 2013 In the title compound, C13H13NO3, the dihedral angle between the phenyl and isoxazole rings is 43.40 (13)°. The ethoxycarbonyl group is rotated out of the plane of the isoxazole ring by 16.2 (13)°.
Chandra +4 more
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Acta Chimica Slovenica, 2021 In the present work a series of heterocyclization reactions were adopted using cyclohexan-1,3-dione through its reaction with either furan-2-carbaldehyde or thiophene-2-carbaldehyde to give the corresponding ylidene derivatives 3a,b. The latter compounds
Rafat Milad Mohareb +2 more
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4-(4-Fluorophenyl)-2-methyl-3-(1-oxy-4-pyridyl)isoxazol-5(2H)-one
Acta Crystallographica Section E, 2008 The crystal structure of the title compound, C15H11FN2O3, was determined as part of a study on the biological activity of isoxazolone derivatives as p38 mitogen-activated protein kinase (MAPK) inhibitors.
Stefan Laufer +2 more
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Acta Crystallographica Section E, 2010 The title compound, C24H20Br2N2O4, is an 18-membered tricycle including two isoxazole rings. The asymmetric unit contains one half of the formula unit; a centre of inversion is located at the centroid of the compound.
Kwang Ha +3 more
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Berichte der deutschen chemischen Gesellschaft (A and B Series), 1921 n ...
Meisenheimer, Jakob, Weibezahn, Karl
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1-Methyl-3-p-tolyl-3,3a,4,9b-tetrahydro-1H-chromeno[4,3-c]isoxazole-3a-carbonitrile
Acta Crystallographica Section E, 2011 In the title compound, C19H18N2O2, the dihedral angle between the mean planes of the fused chromeno and isoxazole units is 43.71 (7)°. The isoxazole and pyran rings exhibit envelope and half chair conformations, respectively.
Rajeswari Gangadharan +3 more
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4-(4-Chlorophenyl)-5-phenylisoxazole
Acta Crystallographica Section E, 2009 The title compound, C15H10ClNO, is a functionalized isoxazole with a chlorophenyl and a phenyl substitutent. The mean plane of the isoxazole ring is inclined to those of the two benzene ring mean planes by 38.32 (16) and 43.91 (18 ...
M. Krishnaiah +3 more
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1-(3-p-Tolylisoxazol-5-yl)cyclohexanol
Acta Crystallographica Section E, 2009 The title compound, C16H19NO2, contains two molecules in the asymmetric unit. Each molecule is composed of three interconnected rings, two essentially planar rings, viz.
Lahcen El Ammari +4 more
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