Zobrazeno 1 - 10
of 99
pro vyhledávání: '"Nourredine Benali-Cherif"'
Publikováno v:
Acta Crystallographica Section E, Vol 70, Iss 6, Pp m222-m223 (2014)
The asymmetric unit of the title compound, [Cu(C2H8N2)2(H2O)2](C11H11N4O2S)2, contains one sulfamerazinate anion in a general position and one half-cation that is located on a center of inversion. The CuII cation shows a strong Jahn–Teller distorti
Externí odkaz:
https://doaj.org/article/e4a903d62e984cc7ab4a4732308012f7
Publikováno v:
Acta Crystallographica Section E, Vol 70, Iss 2, Pp o186-o187 (2014)
In the crystal structure of the title salt, C4H6N3O+·HSeO3−, systematic name 6-amino-2-methylidene-2,3-dihydropyrimidin-1-ium hydrogen selenite, the hydrogenselenite anions and the cytosinium cations are linked via N—H...O, N—H...Se, O—H...O
Externí odkaz:
https://doaj.org/article/d9210f6980064e309413c8b86885c85a
Publikováno v:
Acta Crystallographica Section E, Vol 68, Iss 5, Pp o1307-o1308 (2012)
There are two crystallographically independent cations and two anions in the asymmetric unit of the title compound, C4H5NO2+·NO3−. In the crystal, the 1-carboxypropanaminium cations and nitrate anions are linked to each other through strong N—H.
Externí odkaz:
https://doaj.org/article/33f688e64b104504b7266569e38f00b2
Publikováno v:
Acta Crystallographica Section E, Vol 67, Iss 9, Pp m1204-m1204 (2011)
In the title complex, [Ni(C5H9NO2)2(H2O)2], the NiII atom, located on a centre of inversion, is trans-coordinated by two O atoms and two N atoms from d-bidentate valine and l-bidentate valine ligands and two water O atoms in an octahedral geometry. I
Externí odkaz:
https://doaj.org/article/fa72819acf384c41bff3ed961592b436
Publikováno v:
Acta Crystallographica Section E, Vol 66, Iss 7, Pp o1611-o1612 (2010)
The title compound, C21H21N3O7S, contains an oxazolidinone ring and a sulfonamide group, both characteristic for biologically and pharrmaceutically active compounds. Both stereogenic centres reveal an S absolute configuration. The two oxazolidinone r
Externí odkaz:
https://doaj.org/article/63d6179c94f44fdea5898f0ecf231fa8
Publikováno v:
Acta Crystallographica Section E, Vol 66, Iss 3, Pp o595-o596 (2010)
The asymmetric unit of the title compound, C6H8N+·HSO4−, contains two cations and two anions which are linked to each other through N—H...O hydrogen bonds, formed by all H atoms covalently bonded to the N atoms. In addition, strong O—H...O ani
Externí odkaz:
https://doaj.org/article/7cc7c9ea7be444c3965a44aed6edd650
Publikováno v:
Acta Crystallographica Section E, Vol 65, Iss 12, Pp o3058-o3059 (2009)
The title organic salt, C4H6N3O+·C4H3O4−·C4H5N3O, was synthesized from cytosine base and maleic acid. An intramolecular O—H...O hydrogen bond occurs in the hydrogen maleate anion. The crystal packing is stabilized by intermolecular N—H...O, N
Externí odkaz:
https://doaj.org/article/5ba11067b54842e29011e7430bb03484
Publikováno v:
Acta Crystallographica Section E, Vol 65, Iss 11, Pp o2744-o2744 (2009)
The asymmetric unit of the title compound, C7H10N+·NO3−, consists of a 4-methylanilinium cation protonated at the amino group and a nitrate anion. In the crystal, anions and cations are linked through N—H...O and N—H...(O,O) hydrogen bonds, bu
Externí odkaz:
https://doaj.org/article/65ec6b5375ed4cfbbe65391154bda520
Publikováno v:
Acta Crystallographica Section E, Vol 65, Iss 5, Pp o1147-o1148 (2009)
In the title compound, C4H8N3O4P+·H2PO3−, the cytosine molecule is monoprotonated and the phosphoric acid is in the monoionized state. Strong hydrogen bonds, dominated by N—H...O interactions, are responsible for cohesion between the organic and
Externí odkaz:
https://doaj.org/article/90ee7e25586c46b490d4c2234fc57d2c
Publikováno v:
Acta Crystallographica Section E, Vol 65, Iss 4, Pp o664-o665 (2009)
The title compound, C7H8NO2+·H2PO3−, is formed from alternating layers of organic cations and inorganic anions stacked along the a-axis direction. They are associated via O—H...O, N—H...O and C—H...O hydrogen bonding, giving rise to two diff
Externí odkaz:
https://doaj.org/article/f39d4b51a45140128caa8174e4b33850