Zobrazeno 1 - 10
of 21
pro vyhledávání: '"Mohamed Saadi"'
Autor:
Moha Berraho, Ahmed Benharref, Mohamed Saadi, Abdelouahd Oukhrib, L. El Ammari, Moha Taourirte
Publikováno v:
IUCrData, Vol 2, Iss 4, p x170492 (2017)
In the title compound, C18H27Cl2NO, the cyclohexene ring has an envelope conformation, with the C atom at the 9a position as the flap. The cycloheptane ring, to which it is fused, has a boat conformation. The dihedral angle between their mean planes
Publikováno v:
IUCrData, Vol 2, Iss 2, p x170255 (2017)
The title compound, C16H23Cl2NO, crystallizes in the monoclinic space groupP21with two independent molecules (AandB) in the asymmetric unit. They have essentially the same conformation. Each molecule is built up from fused six- and seven-membered rin
Publikováno v:
IUCrData, Vol 2, Iss 2, p x170275 (2017)
The title compound, C17H27NO, is built up from a four-membered ring to which a six- and a five-membered ring are fused. The cyclohexane ring has a chair conformation, while the cyclopentene ring has an envelope conformation, with the C atom substitut
Publikováno v:
IUCrData, Vol 1, Iss 12, p x161897 (2016)
In the title compound, C8H11N5O, the triazepine ring displays a boat conformation. Its mean plane is inclined to the triazole ring by 22.10 (9)°. In the crystal, molecules are linked by C—H...O hydrogen bonds to form chains parallel to theb-axis d
Publikováno v:
IUCrData, Vol 1, Iss 8, p x161229 (2016)
In the molecule of the title compound, C6H7N5S, the triazole ring is planar, while the triazepine ring displays a boat conformation. The dihedral angle between the mean plane through the triazole and triazepine rings is 18.48 (8)°. In the crystal, m
Publikováno v:
IUCrData, Vol 1, Iss 4, p x160661 (2016)
The title compound, C17H16N2O, consists of a benzodiazepin-2-one moiety substituted with a phenyl ring and an ethyl group. The seven-membered diazepine ring has a boat conformation and the fused benzene ring is nearly perpendicular to the phenyl ring
Publikováno v:
Acta Crystallographica Section E, Vol 70, Iss 6, Pp o686-o686 (2014)
Acta Crystallographica Section E: Structure Reports
Acta Crystallographica Section E: Structure Reports
In the title compound, C19H19NOS, the six-membered heterocyclic ring of the benzothiazine fragment exhibits a screw boat conformation. The plane of the fused benzene ring makes a dihedral angle of 72.38 (12)° with that of the terminal phenyl ring, a
Publikováno v:
Acta Crystallographica Section E, Vol 69, Iss 8, Pp o1350-o1350 (2013)
Acta Crystallographica Section E: Structure Reports
Acta Crystallographica Section E: Structure Reports
The title compound, C16H28O, was synthesized by three steps from β-himachalene (3,5,5,9-tetramethyl-2,4a,5,6,7,8-hexahydro-1H-benzocycloheptene), which was isolated from the essential oil of the Atlas cedar (Cedrus atlantica). The molecule is built
Publikováno v:
Acta Crystallographica Section E: Crystallographic Communications, Vol 71, Iss 1, Pp o1-o2 (2015)
Acta Crystallographica Section E: Crystallographic Communications
Acta Crystallographica Section E: Crystallographic Communications
In the molecule of the title compound, C7H9N5O·0.40H2O, the seven-membered heterocyclic ring exhibits a boat conformation, whereas the five-membered triazole ring is almost planar (r.m.s. deviation = 0.005 Å). In the crystal, centrosymmetric dimers
Publikováno v:
Acta Crystallographica Section E: Crystallographic Communications
Acta Crystallographica Section E: Crystallographic Communications, Vol 71, Iss 2, Pp o140-o141 (2015)
Acta Crystallographica Section E: Crystallographic Communications, Vol 71, Iss 2, Pp o140-o141 (2015)
The title compound, C19H29NO4S, was synthesised from 9α-hydroxyparthenolide (9α-hydroxy-4,8-dimethyl-12-methylene-3,14-dioxatricyclo[9.3.0.02,4]tetradec-7-en-13-one), which was isolated from the chloroform extract of the aerial parts of the plantAn