Zobrazeno 1 - 10
of 15
pro vyhledávání: '"S. Maharani"'
Publikováno v:
Acta Crystallographica Section E: Crystallographic Communications, Vol 71, Iss 1, Pp 12-15 (2015)
In the title compounds, C24H22BrN3, (I), and C24H22ClN3, (II), the 2-aminopyridine ring is fused with a cycloheptane ring, which adopts a half-chair conformation. The planes of the phenyl and benzene rings are inclined to that of the central pyridine
Externí odkaz:
https://doaj.org/article/02e5fcae8fb44af0aace6d09356a3998
Publikováno v:
Acta Crystallographica Section E, Vol 70, Iss 11, Pp 344-347 (2014)
The molecules of the two isotypic title compounds, C25H24BrN3, (I), and C25H24FN3, (II), comprise a 2-iminopyridine ring fused with a cyclooctane ring. In (I), the cyclooctane ring adopts a twisted chair–chair conformation, while in (II), this ring
Externí odkaz:
https://doaj.org/article/0761e48c96ff4c51aa035fcae4d5750f
Publikováno v:
Acta Crystallographica Section E: Crystallographic Communications, Vol 71, Iss 3, Pp 296-298 (2015)
In the title compound C22H18BrN3, the cyclopentane ring adopts an envelope conformation with the central methylene C atom as the flap. The dihedral angles between the central pyridine ring and the pendant benzyl and and bromobenzene rings are 82.65 (
Externí odkaz:
https://doaj.org/article/7b3ca6c5126f4935815ef562a38859fa
Publikováno v:
Acta Crystallographica Section E: Crystallographic Communications, Vol 71, Iss 2, Pp 192-194 (2015)
The title compound, C23H21N3, comprises a 2-amino-3-cyanopyridine ring fused with a cyclopentane ring. The later adopts an envelope conformation with the central methylene C atom as the flap. The benzyl and and p-tolyl rings are inclined to one anoth
Externí odkaz:
https://doaj.org/article/f323e96343144c6eac5de5e67ac22eb9
Publikováno v:
Acta Crystallographica Section E, Vol 70, Iss 12, Pp 525-527 (2014)
The title compound, C25H25N3O, comprises a 2-aminopyridine ring fused with a cycloheptane ring, which adopts a chair conformation. The central pyridine ring (r.m.s. deviation = 0.013 Å) carries three substituents, viz. a benzylamino group, a methoxy
Externí odkaz:
https://doaj.org/article/7115a0eec118464c9ee9cd782cdc6284
Publikováno v:
Acta Crystallographica Section E, Vol 70, Iss 11, Pp 441-443 (2014)
In the title compound, C25H23Cl2N3, the cyclooctene ring adopts a twist chair–chair conformation. The dihedral angles between the central pyridine ring (r.m.s. deviation = 0.013 Å) and the pendant chlorobenzene and benzyl rings are 78.07 (11) and
Externí odkaz:
https://doaj.org/article/c02fc7dbd2cd42128379cdf5d0954d11
Publikováno v:
Acta Crystallographica Section E, Vol 70, Iss 10, Pp 167-169 (2014)
The title compound, C25H24ClN3, comprises a 2-iminopyridine ring fused with a cyclooctane ring, which adopts a twist boat–chair conformation. In the crystal, C—H...N interactions form R22(14) ring motifs and molecules are further connected by wea
Externí odkaz:
https://doaj.org/article/acc2fb509a424f08accea2748d4b4761
Publikováno v:
Acta Crystallographica Section E, Vol 70, Iss 8, Pp o872-o872 (2014)
In the title compound, C19H19FN2O, the cyclooctene ring adopts a twisted boat–chair conformation. The dihedral angle between the plane of the fluorophenyl substituent and that of the pyridine ring is 76.39 (8)°. The F and ortho-H atoms of the fluo
Externí odkaz:
https://doaj.org/article/fc306561ef044629ae5710f1b774d2c8
Publikováno v:
Acta Crystallographica Section E, Vol 70, Iss 6, Pp o656-o656 (2014)
In the title compound, C20H22N2O2, the central pyridine ring forms a dihedral angle of 76.32 (8)° with the pseudo-axial benzene ring. The cyclooctane ring adopts a twisted boat chair conformation. In the crystal, weak intermolecular C—H...π inter
Externí odkaz:
https://doaj.org/article/a351833a6a2b416896d0309dccac703c
Autor:
J. Kalyana Sundar, S. Maharani, R. Ranjith Kumar, S. Natarajan, J. Suresh, P. L. Nilantha Lakshman
Publikováno v:
Acta Crystallographica Section E, Vol 66, Iss 11, Pp o2967-o2967 (2010)
In the title compound, C14H12O4, the indene unit is essentially planar [r.m.s. deviation = 0.0309 (1) Å] and the cyclopentanone ring adopts a twist form. In the crystal, molecules are joined via pairs of O—H...O hydrogen bonds into centrosymmetric
Externí odkaz:
https://doaj.org/article/46426e3536e2475d9b38425b801192f4