Zobrazeno 1 - 10
of 17
pro vyhledávání: '"Ramalingam Sangeetha"'
Autor:
Ramalingam Sangeetha, Kasthuri Balasubramani, Savaridasson Jose Kavitha, Madhukumar Hemamalini
Publikováno v:
Acta Crystallographica Section E: Crystallographic Communications, Vol 74, Iss 9, Pp 1309-1313 (2018)
In the title compound, [Nd(NO3)3(H2O)4]·3C3H4N4, neodymium is ten-coordinate with a distorted bicapped square-antiprismatic geometry formed from six O atoms from three nitrate ions and four O atoms from four coordinated water molecules. The structur
Externí odkaz:
https://doaj.org/article/915ae7c8ad4641aa888ff4cd6d9d33e3
Autor:
Ramalingam Sangeetha, Kasthuri Balasubramani, Kaliyaperumal Thanigaimani, Savaridasson Jose Kavitha
Publikováno v:
Acta Crystallographica Section E: Crystallographic Communications, Vol 74, Iss 8, Pp 1159-1162 (2018)
In the title molecular salt, C9H10N5+·C7H7O3S−, the asymmetric unit consists of a 2,4-diamino-6-phenyl-1,3,5-triazin-1-ium cation and a 4-methylbenzenesulfonate anion. The cation is protonated at the N atom lying between the amine and phenyl subst
Externí odkaz:
https://doaj.org/article/781c4d6d6f1f47199673b955e1b77898
Autor:
Ramalingam Sangeetha, Kasthuri Balasubramani, Kaliyaperumal Thanigaimani, Savaridasson Jose Kavitha
Publikováno v:
Acta Crystallographica Section E: Crystallographic Communications, Vol 74, Iss 7, Pp 944-948 (2018)
The asymmetric unit of the title molecular salt, C4H8N5+·C2Cl3O2−·H2O, coomprises a 2,4-diamino-6-methyl-1,3,5-triazin-1-ium cation, a trichloroacetate anion and a water molecule of solvation. The protonated N atom of the cation forms a hydrogen
Externí odkaz:
https://doaj.org/article/5607d7a2bac343d7a279cf5aeeccf1cd
6-Amino-3,4-dimethyl-1,2,4-triazin-1-ium 2-anilinobenzoate–3-amino-5,6-dimethyl-1,2,4-triazine (1/1)
Autor:
Ramalingam Sangeetha, Kasthuri Balasubramani, Kaliyaperumal Thanigaimani, Ibrahim Abdul Razak
Publikováno v:
IUCrData, Vol 2, Iss 6, p x170829 (2017)
In the title molecular salt, C5H9N4+·C13H10NO2−·C5H8N4, the asymmetric unit consists of a 6-amino-3,4-dimethyl-1,2,4-triazin-1-ium cation, a 2-anilinobenzoate anion and a neutral 3-amino-5,6-dimethyl-1,2,4-triazine molecule. The typical intramole
Externí odkaz:
https://doaj.org/article/47acd481ed704427ae1b74ebeae961f4
Autor:
Ramalingam Sangeetha, Bellarmin Edison, Kanagasabapathy Thanikasalam, Savaridasson Jose Kavitha, Kasthuri Balasubramani
Publikováno v:
IUCrData, Vol 1, Iss 5, p x160794 (2016)
In the hydrogen phthalate anion of the title molecular salt, C6H10N3O+·C8H5O4−, the dihedral angles formed by the benzene ring and the mean planes of the –COOH and –COO− groups are 16.1 (3) and 19.8 (3)°, respectively. There is an intramole
Externí odkaz:
https://doaj.org/article/0c201a4593b94c01a4517196324e8e75
Autor:
Perumal Varalakshmi, Balasubramaniem Ashokkumar, Sevugarajan Ariraman, Selvaraj Pushpalatha, Ramalingam Sangeetha
Publikováno v:
Clean Technologies and Environmental Policy. 23:41-53
Microalgae are important biological resources which attract the researchers for the production of valuable products like bio-energy and value-added products. In this study, enhanced accumulation of carotenoids and lipids was obtained from Coelastrell
Autor:
Rai Sameer Kumar, Sathaiah Gunaseelan, Ramalingam Sangeetha, Malaisamy Arunkumar, Ganeshan Shakambari, Balasubramaniem Ashokkumar, Perumal Varalakshmi
Publikováno v:
Algal Research. 67:102820
Publikováno v:
Acta Crystallographica Section E: Crystallographic Communications, Vol 74, Iss 8, Pp 1159-1162 (2018)
Acta Crystallographica Section E: Crystallographic Communications
Acta Crystallographica Section E: Crystallographic Communications
The asymmetric unit consists of a 2,4-diamino-6-phenyl-1,3,5-triazin-1-ium cation and a 4-methylbenzoate anion. The protonated nitrogen and amino group nitrogen atoms are involved in hydrogen bonding with the sulfonate oxygen atoms through a
Autor:
Ramalingam Sangeetha, Madhukar Hemamalini, Kasthuri Balasubramani, Kaliyaperumal Thanigaimani, Savaridasson Jose Kavitha
Publikováno v:
Molecular Crystals and Liquid Crystals. 668:105-117
The co-crystal structure of 2,4-diamino-6-phenyl-1,3,5-triazine with 4-chlorobenzoic acid/4-methoxybenzoic acid molecules are explain the link between the dimension and shape of their hydrogen-bond...
Publikováno v:
Acta Crystallographica Section E: Crystallographic Communications, Vol 74, Iss 7, Pp 944-948 (2018)
Acta Crystallographica Section E: Crystallographic Communications
Acta Crystallographica Section E: Crystallographic Communications
In the crystal structure, the cations form hydrogen-bonded zigzag chains through centrosymmetric cyclic (8) N—H⋯N associations while the water molecule acts as a double acceptor, linking the cations of the chain peripherally through amine N—H