Zobrazeno 1 - 10
of 43
pro vyhledávání: '"Sivajeyanthi P"'
Autor:
Palaniyappan Sivajeyanthi, Bellarmin Edison, Kasthuri Balasubramani, Ganesan Premkumar, Toka Swu
Publikováno v:
Acta Crystallographica Section E: Crystallographic Communications, Vol 75, Iss 6, Pp 804-807 (2019)
The molecule of the title Schiff base compound, C14H13N3O3·H2O, displays a trans configuration with respect to the C=N bond. The dihedral angle between the benzene and pyridine rings is 29.63 (7)°. The crystal structure features intermolecular N—
Externí odkaz:
https://doaj.org/article/d416803c561f41129e4f80c129acb861
Autor:
Balakrishnan Rajeswari, Radhakrishnan Santhi, Palaniyappan Sivajeyanthi, Kasthuri Balasubramani
Publikováno v:
Acta Crystallographica Section E: Crystallographic Communications, Vol 75, Iss 4, Pp 451-455 (2019)
The title molecular salt, C10H13N2+·C2H3O2−·0.5H2O, crystallized with four 2-(1H-indol-3-yl)ethanaminium cations (A, B, C and D) and four acetate anions in the asymmetric unit, together with two water molecules of crystallization. Each cation is
Externí odkaz:
https://doaj.org/article/39c93119cad3437da49077c25c686449
Publikováno v:
Acta Crystallographica Section E: Crystallographic Communications, Vol 75, Iss 3, Pp 324-327 (2019)
The title Schiff base compound, C14H9BrCl2N2O, displays a trans or E configuration with respect to the C=N bond, with a dihedral angle 15.7 (2)° formed between the benzene rings. In the crystal, molecules are linked by N—H...O and C—H...O hydrog
Externí odkaz:
https://doaj.org/article/df9c98dc81a8482c895dac7138f3484b
Autor:
Kasthuri Balasubramani, Ganesan Premkumar, Palaniyappan Sivajeyanthi, Muthaiah Jeevaraj, Bellarmin Edison, Toka Swu
Publikováno v:
Acta Crystallographica Section E: Crystallographic Communications, Vol 74, Iss 10, Pp 1500-1503 (2018)
The title Schiff base compound, C15H13BrN2O2, displays an E configuration with respect to the C=N double bond, which forms a dihedral angle of 58.06 (9)° with the benzene ring. In the crystal, the molecules are linked into chains parallel to the b a
Externí odkaz:
https://doaj.org/article/f0fb0fea5b3944a89fa06640b7666556
Autor:
Antony Samy Victoria, Palaniyappan Sivajeyanthi, Natarajan Elangovan, Kasthuri Balasubramani, Thathan Kolochi, Kanagasabapathy Thanikasalam
Publikováno v:
Acta Crystallographica Section E: Crystallographic Communications, Vol 74, Iss 8, Pp 1079-1082 (2018)
The title Schiff base compound, C17H16N2O6, has an E configuration with respect to the C=N bond, with a dihedral angle between the two benzene rings of 31.90 (12)°. There is an intramolecular O—H...Onitro hydrogen bond present forming an S(6) ring
Externí odkaz:
https://doaj.org/article/9c9f421decb44ea7b14ede187a795c6c
Autor:
Muthaiah Jeevaraj, Palaniyappan Sivajeyanthi, Bellarmin Edison, Kaliyaperumal Thanigaimani, Kasthuri Balasubramani
Publikováno v:
Acta Crystallographica Section E: Crystallographic Communications, Vol 74, Iss 5, Pp 656-659 (2018)
In the crystal structure of the title salt, C6H10N3O+·C7H4ClO2−, the dihedral angle between the pyrimidine ring of the 2-amino-4-methoxy-6-methylpyrimidine cation and the the benzene ring of the 2-chlorobenzoate anion is 2.2 (1)°. In the anion, t
Externí odkaz:
https://doaj.org/article/84361fbedba440a9b759887314f28e9d
Autor:
Muthaiah Jeevaraj, Palaniyappan Sivajeyanthi, Bellarmin Edison, Kaliyaperumal Thanigaimani, Kasthuri Balasubramani, Ibrahim Abdul Razak
Publikováno v:
Acta Crystallographica Section E: Crystallographic Communications, Vol 73, Iss 10, Pp 1595-1598 (2017)
In the title molecular salt, 2C6H10N3O+·C8H4O42−, the N atom of each of the two 2-amino-4-methoxy-6-methylpyrimidine molecules lying between the amine and methyl groups has been protonated. The dihedral angles between the pyrimidine rings of the c
Externí odkaz:
https://doaj.org/article/2926f0e5908e40838e9aea6d3d34d2a2
Publikováno v:
Acta Crystallographica Section E: Crystallographic Communications, Vol 73, Iss 7, Pp 1029-1032 (2017)
The structure of the title Schiff base, C16H17N3O, displays a trans configuration with respect to the C=N double bond, with a dihedral angle of 14.98 (9)° between the benzene rings. In the crystal, molecules are linked by N—H...O and C—H...O hyd
Externí odkaz:
https://doaj.org/article/658a82834a5d495ab0f2a7d9778ff315
Autor:
Muthaiah Jeevaraj, Palaniyappan Sivajeyanthi, Bellarmin Edison, Kaliyaperumal Thanigaimani, Kasthuri Balasubramani, Ibrahim Abdul Razak
Publikováno v:
Acta Crystallographica Section E: Crystallographic Communications, Vol 73, Iss 9, Pp 1305-1307 (2017)
In the title molecular salt, C6H10N3O+·C7H5O3−, the cation is protonated at the N atom lying between the amine and methyl substituents and the dihedral angle between the carboxyl group and its attached ring in the anion is 4.0 (2)°. The anion fea
Externí odkaz:
https://doaj.org/article/da628b8a63de4fa9a009ff5bf88933d7
Autor:
Balakrishnan Rajeswari, Radhakrishnan Santhi, Palaniyappan Sivajeyanthi, Kasthuri Balasubramani
Publikováno v:
Acta Crystallographica Section E: Crystallographic Communications, Vol 76, Iss 10, Pp 1700-1700 (2020)
In the paper by Rajeswari et al. [Acta Cryst. (2019), E75, 451–455], the affiliations were not given correctly.
Externí odkaz:
https://doaj.org/article/9a979b76684d40c894aa223a77c70571