Zobrazeno 1 - 10
of 45
pro vyhledávání: '"V. Sughanya"'
Autor:
V. Sughanya, B. Loganathan, D. Praveenkumar, J. Ayyappan, M. L. Sundararajan, A. Prabhakaran, A. Dhandapani, N. Suresh Babu
Publikováno v:
Acta Crystallographica Section E: Crystallographic Communications, Vol 78, Iss 8, Pp 789-793 (2022)
In the fused ring system of the title molecule, C31H35NO4, the conformation of the central dihydropyridine ring is intermediate between boat and envelope with the N and the opposite C atoms lying out of the basal plane. The conformations of terminal
Externí odkaz:
https://doaj.org/article/51f64d19a89045cbb2fb4c2a5a1fe201
Publikováno v:
Acta Crystallographica Section E: Crystallographic Communications, Vol 77, Iss 11, Pp 1170-1174 (2021)
In the fused ring system of the title compound, C24H27BrO5, the mean plane and maximum deviations of the central pyran ring are 0.0384 (2) and 0.0733 (2) Å, respectively. The cyclohexenone rings both adopt envelope conformations with the tetra-subst
Externí odkaz:
https://doaj.org/article/dc579b45c30d4197aa34b9bc2163c37f
Publikováno v:
Acta Crystallographica Section E: Crystallographic Communications, Vol 76, Iss 4, Pp 585-588 (2020)
In the fused ring system of the title compound, C32H37NO4, the central dihydropyridine ring adopts a flattened boat conformation, the mean and maximum deviations of the dihydropyridine ring being 0.1429 (2) and 0.2621 (2) Å, respectively. The two cy
Externí odkaz:
https://doaj.org/article/a5b4b3b71ebd4dfcaddca46b16830a0a
Publikováno v:
IUCrData, Vol 3, Iss 1, p x180105 (2018)
In the title compound, C24H26O4, the central 4H-pyran ring adopts a flattened boat conformation, with the mean and maximum deviations of the ring being 0.0582 (6) and 0.1012 (3) Å, respectively. The two cyclohexenone rings on opposite sides of the p
Externí odkaz:
https://doaj.org/article/31c0c242e4cf48ccb7c9583100753853
Autor:
N. Sureshbabu, V. Sughanya
Publikováno v:
Acta Crystallographica Section E: Crystallographic Communications, Vol 71, Iss 9, Pp o688-o689 (2015)
In the acridinedione moiety of the title compound, C32H37NO4, the central dihydropyridine ring adopts a flattened-boat conformation, with the N atom and the methine C atom displaced from the mean plane of the other four atoms by 0.0513 (14) and 0.182
Externí odkaz:
https://doaj.org/article/784648d5ec244e0f94db8462c7cdad8b
Autor:
N. Sureshbabu, V. Sughanya
Publikováno v:
Acta Crystallographica Section E, Vol 69, Iss 11, Pp o1690-o1691 (2013)
In the title compound, C21H23N3O7, the pyrimidinedione ring adopts a screw-boat conformation, whereas the cyclohexenone ring adopts an envelope conformation, with the C atom bearing the methyl groups as the flap atom. The dihedral angle between the m
Externí odkaz:
https://doaj.org/article/02d1d66904a6426f890bc083c89d0022
Autor:
N. Sureshbabu, V. Sughanya
Publikováno v:
Acta Crystallographica Section E, Vol 69, Iss 2, Pp o281-o281 (2013)
In the title compound, C23H24N2O7, the central 4H-pyran ring adopts a flattened boat conformation, whereas both cyclohexenone rings adopt envelope conformations, the C atom bearing the dimethyl substituent being the flap atom in each case. The mean a
Externí odkaz:
https://doaj.org/article/963a172c3f9d4323aa01c42f4c1df818
Autor:
V. Sughanya, N. Sureshbabu
Publikováno v:
Acta Crystallographica Section E, Vol 68, Iss 10, Pp o2875-o2876 (2012)
In the title compound, C24H29BrO6, the dihedral angle between the cyclohexenone mean planes is 57.63 (2)° while the dihedral angles between the benzene ring and the cyclohexenone mean planes are 58.42 (2) and 69.08 (3)°. The two cyclohexenone rings
Externí odkaz:
https://doaj.org/article/a1d355257d89456d91910790c6490ce1
Autor:
V. Sughanya, N. Sureshbabu
Publikováno v:
Acta Crystallographica Section E, Vol 68, Iss 9, Pp o2755-o2755 (2012)
In the title compound, C32H37NO3, the central dihydropyridine ring adopts a nearly planar flattened-boat conformation, whereas both cyclohexenone rings adopt half-chair conformations. The mean and maximum deviations from the mean plane of the dihydro
Externí odkaz:
https://doaj.org/article/63c952ffc5a6400e87e5bec2d4f02d49
Autor:
N. Sureshbabu, V. Sughanya
Publikováno v:
Acta Crystallographica Section E, Vol 68, Iss 9, Pp o2638-o2638 (2012)
In the title compound, C25H32O5, the two cyclohexenone rings have envelope conformations with the C atom bearing two methyl groups as the flap atom in each ring. Relatively strong intramolecular O—H...O hydrogen bonds are observed.
Externí odkaz:
https://doaj.org/article/3beaa455b2c24222bed42e3cc94b915b