Dimethyl cis-2-methyl-3-p-tolylisoxazolidine-4,5-dicarboxylate
نویسندگان
چکیده
In the mol-ecule of the title compound, C(15)H(19)NO(5), the isoxazole ring adopts an envelope conformation. In the crystal structure, weak inter-molecular C-H⋯O and C-H⋯N hydrogen bonds link the mol-ecules, in which they may be effective in the stabilization of the structure.
منابع مشابه
Dimethyl trans-3-(4-bromophenyl)-2-methylisoxazolidine-4,5-dicarboxylate
In the title compound, C(14)H(16)BrNO(5), the isoxazolidine ring adopts an envelope conformation, with the N atom at the flap. In the crystal, inter-molecular C-H⋯N and C-H⋯O hydrogen bonds generate R(3) (3)(18) ring motifs which are fused into a ribbon-like structure extending along the b axis.
متن کامل(5E)-Dimethyl 2-bromomethyl-5-cyclohexylimino-2-phenyl-2,5-dihydrofuran-3,4-dicarboxylate
The mol-ecule of the title compound, C(21)H(24)BrNO(5), has a planar furan ring [maximum deviation = 0.025 (3) Å]. The carboxy-methyl group in the 3-position is nearly coplanar with this ring [dihedral angle = 7.9 (1)°], whereas that in the 4-position is nearly perpendicular to it [dihedral angle = 78.9 (1) Å].
متن کاملDimethyl 2-(1-benzyl-2-oxoindolin-3-ylidene)-1,3-dithiole-4,5-dicarboxylate
In the title compound, C(22)H(17)NO(5)S(2), the dithiole and oxindole rings are almost coplanar [dihedral angle = 2.71 (8)°] and the phenyl ring makes a dihedral angle of 73.65 (5)° with the oxindole ring. Inter-molecular π-π contacts between adjacent oxindole and dithiole rings [centroid-centroid distance = 3.7273 (11) Å] stabilize the crystal packing.
متن کاملDimethyl 2,6-dimethyl-4-(2-nitrophenyl)pyridine-3,5-dicarboxylate
The title compound, C(17)H(16)N(2)O(6), is a decomposition product of the hypertension drug nifedipine [systematic name: dimethyl 2,6-dimethyl-4-(2-nitro-phen-yl)-1,4-dihydro-pyridine-3,5-dicarboxyl-ate]. The dihedral angle between the nitro-sophenyl ring and the pyridine ring is 67.1 (5)°.
متن کامل3-Isobutyl 5-methyl 2,6-dimethyl-4-(2-nitrophenyl)pyridine-3,5-dicarboxylate
The title nitro-phenyl pyridine compound, C(20)H(22)N(2)O(6) was synthesized as a degradation product of the hypertension medication nisoldipine. The dihedral angle between the nitro-substituted phenyl ring and the pyridine ring is 75.5 (4)°. There are a number of C-H⋯O inter-actions between symmetry-related mol-ecules>.
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عنوان ژورنال:
دوره 65 شماره
صفحات -
تاریخ انتشار 2009