Zobrazeno 1 - 10
of 217
pro vyhledávání: '"Jiang-Sheng Li"'
Publikováno v:
Crystals, Vol 2, Iss 2, Pp 669-674 (2012)
Methyl 4-hydroxy-3-nitrobenzoate, (I), C8H7NO5, crystallizes with two unique molecules, A and B, in the asymmetric unit of the triclinic unit cell. The space group was assigned as P-1, with lattice parameters a = 0.72831(15), b = 1.0522(2), c = 1.141
Externí odkaz:
https://doaj.org/article/4635ffd8fff74887a52d27505f5ad557
Publikováno v:
Acta Crystallographica Section E, Vol 66, Iss 1, Pp o39-o39 (2010)
In the title compound, C11H14O2, the dihedral angle between the CCOO carboxyl unit and the benzene ring is 85.37 (7)°. In the crystal, the molecules are linked into inversion dimers by pairs of O—H...O hydrogen bonds.
Externí odkaz:
https://doaj.org/article/d21a9f05741448eab113e74d1928be3a
Publikováno v:
Acta Crystallographica Section E, Vol 66, Iss 1, Pp o111-o111 (2010)
In the title compound, C21H16N2, the dihedral angle between the benzoindole and tosyl ring systems is 71.99 (7)°. In the crystal, molecules are linked into centrosymmetric dimers by pairs of C—H...N hydrogen bonds, generating R22(16) loops.
Externí odkaz:
https://doaj.org/article/435aed57ed614fb5aca00f1d34c8fafb
Publikováno v:
Acta Crystallographica Section E, Vol 66, Iss 1, Pp o110-o110 (2010)
In the title compound, C8H6Cl2O2, the dihedral angle between the C—C(=O)—OH carboxyl unit and the benzene ring is 70.70 (4)°. In the crystal, molecules are linked into inversion dimers by pairs of O—H...O hydrogen bonds. The dimers are linked
Externí odkaz:
https://doaj.org/article/624adf2e47e24f1b9c418a88f558bfec
Publikováno v:
Acta Crystallographica Section E, Vol 66, Iss 1, Pp o97-o97 (2010)
Apart from the methyl group of the methoxy fragment, the title compound, C15H12N2O, is almost planar (r.m.s. deviation = 0.045 Å); the C atom deviates from the mean plane by 1.216 (1) Å. In the crystal, π–π stacking [shortest centroid–centroi
Externí odkaz:
https://doaj.org/article/a337430b2bba4dd3ad163050484cfa00
Autor:
Jiang-Sheng Li, Peng-Yu Li
Publikováno v:
Acta Crystallographica Section E, Vol 65, Iss 11, Pp o2966-o2966 (2009)
In the title compound, C20H18N22+·2Br−·2H2O, the complete dication is generated by a crystallographic centre of symmetry. In the crystal, O—H...Br, C—H...Br and C—H...O hydrogen bonds and π–π stacking [shortest centroid–centroid separ
Externí odkaz:
https://doaj.org/article/c8331646615041fcbe477a181339f2c8
Autor:
Jiang-Sheng Li, Jim Simpson
Publikováno v:
Acta Crystallographica Section E, Vol 65, Iss 11, Pp o2814-o2814 (2009)
In the title compound, C20H21N2O2S+·NO3−, the dihedral angle between the pyridinium and phenyl rings is 81.77 (19)°, that between the pyridinium and tolyl rings is 1.36 (18)°, and that between the phenyl and tolyl rings is 82.69 (19)°. In the c
Externí odkaz:
https://doaj.org/article/6545eebd7abb413fb31a6df7eb4e3aae
Publikováno v:
Acta Crystallographica Section E, Vol 65, Iss 11, Pp o2928-o2928 (2009)
The title compound, C13H17NO3, crystallizes with two independent molecules in the asymmetric unit. In the crystal, N—H...O hydrogen bonds link the molecules, forming chains propagaiting in [100]. A weak C—H...O interaction also occurs.
Externí odkaz:
https://doaj.org/article/34925d65e3524188aa58f6b3b0819228
Autor:
Jiang-Sheng Li, Peng-Mian Huang
Publikováno v:
Acta Crystallographica Section E, Vol 65, Iss 8, Pp o1759-o1759 (2009)
The title compound, C11H10N2, crystallizes with two molecules in the asymmetric unit, both of which are essentially planar (r.m.s. deviations = 0.014 and 0.016 Å). In the crystal, aromatic π–π stacking interactions occur [shortest centroid–cen
Externí odkaz:
https://doaj.org/article/bf154556882c42958ec140b1f32d1ba9
Publikováno v:
Acta Crystallographica Section E, Vol 65, Iss 8, Pp o1779-o1779 (2009)
The molecule of the title compound [systematic name: 2-(4-tert-butylbenzyl)isoindoline-1,3-dione], C19H19NO2, is V-shaped with a dihedral angle of 74.15 (7)° between the mean planes of the phthalimide unit and the benzene ring. The methyl groups of
Externí odkaz:
https://doaj.org/article/c504a5f37ce54b5d869b396c5a25d2a1