The title compound, C(14)H(15)BrO(2), contains a sterically unencumbered norbornyl group. The dihedral angle between the plane of the carboxyl-ate group and the mean plane of the adjacent benzene ring is 5.3 (2)°. The dihedral angle between the plane of the carboxyl-ate group and the norbornyl methano C-O bond is 4.5 (1)°, the methano C atom deviating by 0.141 (2) Å from this plane. In the crys...

The title compound, C(12)H(13)ClN(6), was prepared by reaction of 4,5-dichloro-7H-pyrrolo[2,3-d]pyrimidine with 2-(1H-imid-azol-4-yl)-N-methyl-ethanamine, and the X-ray study confirmed that chloro-substituent in six-membered ring was replaced in the reaction. The exocyclic N atom environment is approximately coplanar with the pyrrolo[2,3-d]pyrimidine [corresponding dihedral angle is 5.5 (1)°], ...

In the title compound, C(20)H(16)O(5), the dihedral angle between the naphthalene ring system and the benzene ring is 67.43 (5)°. The bridging carbonyl C-C(=O)-C plane makes dihedral angles of 82.64 (6) and 41.79 (7)°, respectively, with the naphthalene ring system and the benzene ring. The dihedral angle between the carb-oxy O-C(=O)-C plane and the benzene ring is 36.38 (7)° and that between t...

In the title compound, C21H23NO3S, both the thia-zole and oxazolidine rings adopt twist conformations. The mean plane of the thia-zole ring makes a dihedral angle of 61.02 (7)° with the oxazolidine ring mean plane, and dihedral angles of 22.72 (6) and 75.07 (6)° with the benzene rings. The benzene rings are almost perpendicular to one another, making a dihedral angle of 89.14 (6)°. There are bi...

In the title compound, C(31)H(29)NO(5), the methyl carboxyl-ate and dimethyl-amino groups on the naphtho-pyran group are almost coplanar with the naphtho-pyran ring system [r.m.s. deviations = 0.08 (2) and 0.161 (2) Å, respectively]. The dihedral angle between the methyl carboxyl-ate and dimethyl-amino groups is 4.9 (1)°. The pyran ring has an envelope conformation with the quaternary C atom ou...

In the title compound, C(16)H(16)BrNO(4), the dihedral between the planes of the aromatic rings is 7.74 (18)°. The amide group is tilted with respect to the bromo- and meth-oxy-substituted aromatic rings by 36.3 (8) and 35.2 (8)°, respectively. The meta-meth-oxy groups are essentially in-plane with the aromatic ring [dihedral angles CH(3)-O-C-C = -4.6 (4) and -2.5 (4)°]. The para-meth-oxy group...

In the title mol-ecule, C(24)H(17)N(3)O, the mean plane of the indolone ring forms dihedral angles of 112.0 (1) and 103.1 (1)° with the planes of the two indole rings. The dihedral angle between the mean planes of the two indole rings is 63.5 (1)°. In the crystal structure, mol-ecules are linked via inter-molecular N-H⋯O hydrogen bonds, forming a two-dimensional network parallel to the ab plane.

The title compound, C(25)H(19)NO was synthesized by a Pd-catalysed intra-molecular Diels-Alders reaction. The dihedral angle between the two benzene rings is 82.33 (5)° and the dihedral angles between the hydro-naphtho[2,3-c]furan plane and the two benzene rings are 89.50 (3) and 77.64 (2)°. The O atom is displaced by 0.5929 (3) Å from the hydro-naphtho[2,3-c]furan plane.

In the title compound, C(20)H(16)N(4)O(2), the benzene rings of the 2-hydroxy-phenyl and 4-methoxy-lphenyl groups form dihedral angles of 64.02 (8) and 77.39 (7)°, respectively, with the mean plane of the triazole ring. The dihedral angle between the triazole ring mean plane and the pyridyl ring is 9.61 (8)°. In the crystal, inter-molecular N-H⋯O hydrogen bonds link the mol-ecules into zigzag c...

In the title compound, C(24)H(15)FO(2)S, the 4-fluoro-phenyl ring makes a dihedral angle of 19.43 (4)° with the mean plane of the naphtho-furan fragment. The dihedral angle between the phenyl ring and the mean plane of the naphtho-furan fragment is 85.83 (4)°. In the crystal, mol-ecules are linked by weak inter-molecular C-H⋯O hydrogen bonds.