Zobrazeno 1 - 10
of 23
pro vyhledávání: '"P. L. Nilantha Lakshman"'
Publikováno v:
Acta Crystallographica Section E: Structure Reports
Acta Crystallographica Section E, Vol 70, Iss 11, Pp 441-443 (2014)
Acta Crystallographica Section E, Vol 70, Iss 11, Pp 441-443 (2014)
In the title compound, the cyclooctene ring adopts a twist chair–chair conformation. No directional interactions could be identified in the crystal and the packing is governed by van der Waals interactions.
In the title compound, C25H23C
In the title compound, C25H23C
Autor:
P. L. Nilantha Lakshman
Publikováno v:
Acta Crystallographica Section E: Crystallographic Communications, Vol 71, Iss 4, Pp e2-e2 (2015)
Acta Crystallographica Section E: Crystallographic Communications
Acta Crystallographica Section E: Crystallographic Communications
Corrigenda for three articles.
The schemes and chemical names are corrected in three related papers: Vishnupriya, Suresh, Bharkavi et al. [Acta Cryst. (2014), E70, o968–o969], Vishnupriya, Suresh, Gunasekaran et al. [Acta Cryst. (2014), E70, o
The schemes and chemical names are corrected in three related papers: Vishnupriya, Suresh, Bharkavi et al. [Acta Cryst. (2014), E70, o968–o969], Vishnupriya, Suresh, Gunasekaran et al. [Acta Cryst. (2014), E70, o
Publikováno v:
Acta Crystallographica Section E: Structure Reports
Acta Crystallographica Section E, Vol 70, Iss 9, Pp o968-o969 (2014)
Acta Crystallographica Section E, Vol 70, Iss 9, Pp o968-o969 (2014)
In the title compound, C24H14BrN3S, the dihedral angles between the planes of the pyridine ring and the pendant thiophene ring, the indole ring system (r.m.s. deviation = 0.022 Å) and the bromobenzene ring are 9.37 (17), 21.90 (12) and 69.01 (15)°,
Autor:
J. Suresh, R.A. Nagalakshmi, P. L. Nilantha Lakshman, Raju Ranjith Kumar, Veerappan Jeyachandran
Publikováno v:
Acta Crystallographica Section E: Structure Reports
Acta Crystallographica Section E, Vol 69, Iss 12, Pp o1770-o1771 (2013)
Acta Crystallographica Section E, Vol 69, Iss 12, Pp o1770-o1771 (2013)
In the title compound, C18H14N2O5, the pyrrolidine ring adopts a shallow envelope conformation, with the C atom bearing the OH group (and remote from the N atom) displaced by 0.257 (2) Å from the other atoms. The cyclopentane ring has a twisted conf
Publikováno v:
Acta Crystallographica Section E: Structure Reports
Acta Crystallographica Section E, Vol 69, Iss 3, Pp o451-o451 (2013)
Acta Crystallographica Section E, Vol 69, Iss 3, Pp o451-o451 (2013)
In the title compound, C20H17N3O4, the central pyran ring adopts a boat conformation with the O atom and diagonally opposite C atoms displaced by 0.1171 (1) and 0.1791 (1) Å, respectively, from the mean plane defined by the other four atoms. The cop
Autor:
Vijayaparthasarathi Vijayakumar, J. Suresh, S. Natarajan, B. Palakshi Reddy, J. Kalyana Sundar, P. L. Nilantha Lakshman
Publikováno v:
Acta Crystallographica Section E: Structure Reports
In the title compound, C(17)H(17)Cl(2)NO(2), the central 1,4-dihydro-pyridine ring adopts a flattened-boat conformation. The ethanone substituents of the dihydro-pyridine ring at positions 3 and 5 have synperiplanar (cis) or anti-periplanar (trans) c
Autor:
S. Natarajan, Vijayaparthasarathi Vijayakumar, B. Palakshi Reddy, P. Indumathi, P. L. Nilantha Lakshman
Publikováno v:
Acta Crystallographica Section E, Vol 66, Iss 9, Pp o2240-o2240 (2010)
Acta Crystallographica Section E: Structure Reports
Acta Crystallographica Section E: Structure Reports
In the molecular structure of the title compound, C22H27NO6, the dihydropyridine ring adopts a flattened boat conformation while the cyclohexenone ring is in an envelope conformation. In the crystal, molecules stack parallel to the crystallographic a
Autor:
Vijayaparthasarathi Vijayakumar, Jerad Suresh, P. Palakshi Reddy, T. Narasimhamurthy, P. L. Nilantha Lakshman
Publikováno v:
Acta Crystallographica Section E, Vol 66, Iss 2, Pp o363-o363 (2010)
Acta Crystallographica Section E: Structure Reports
Acta Crystallographica Section E: Structure Reports
In the title compound, C19H21Cl2NO4, the dihydropyridine ring adopts a flattened boat conformation. The dichlorophenyl ring is oriented almost perpendicular to the planar part of the dihydropyridine ring [dihedral angle = 89.1 (1)°]. An intramolecul
Publikováno v:
Acta Crystallographica Section E, Vol 66, Iss 2, Pp o296-o296 (2010)
Acta Crystallographica Section E: Structure Reports
Acta Crystallographica Section E: Structure Reports
The title compound, C14H18BrNO3, adopts an extended conformation, with all of the main-chain torsion angles associated with the ester and amino groups close to trans. In the crystal, inversion dimers linked by pairs of N—H...O hydrogen bonds are ob
Autor:
P. L. Nilantha Lakshman, Vijayaparthasarathi Vijayakumar, J. Kalyana Sundar, S. Natarajan, S. Sarveswari
Publikováno v:
Acta Crystallographica Section E, Vol 66, Iss 1, Pp o228-o228 (2010)
Acta Crystallographica Section E: Structure Reports
Acta Crystallographica Section E: Structure Reports
The title compound, C17H12ClNO2, crystallizes with two molecules in the asymmetric unit. The main conformational difference between these two molecules is the dihedral angle between the phenyl ring and the quinoline ring system [70.5 (1)° and 65.5 (