[PDF] Top 20 Crystal structure of 6 ethoxypyridin 1 ium 2 olate
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Crystal structure of 6 ethoxypyridin 1 ium 2 olate
... For general background to 2-iodo-5-hydroxypyridine deriva- tives and their applications, see: Cho et al. (2003); Hegmann et al. (2003); Savelon et al. (1998); Wang et al. (2012). For the synthesis of the title ... See full document
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Crystal structure of 3 methoxycarbonyl 2 (4 methoxyphenyl) 8 oxo 1 azaspiro[4 5]deca 1,6,9 trien 1 ium 1 olate
... Some β-ketoesters, prepared from Morita-Baylis-Hillman adducts, were treated with hydroxylamine hydrochloride to furnish a diastereomeric mixture of oximes, in which the E isomer cyclizes spontaneously to the ... See full document
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Crystal structure and Hirshfeld surface analysis of 2,4 diamino 6 methyl 1,3,5 triazin 1 ium trichloroacetate monohydrate
... molecular structure with atomic numbering scheme is shown in ...Fig. 1. The asymmetric unit comprises a 2,4-diamino- 6-methyl-1,3,5-triazine-5-ium cation, a trichloroacetate anion and a water ... See full document
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4 [2 (Pyridin 1 ium 4 yl)ethyl]pyridin 1 ium bis(2,6 dinitrobenzoate)
... Geometry . All s.u.'s (except the s.u. in the dihedral angle between two l.s. planes) are estimated using the full covariance matrix. The cell s.u.'s are taken into account individually in the estimation of s.u.'s in ... See full document
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Crystal structure of (4 methoxyphenyl)[(4 methoxyphenyl)phosphonato]dioxidophosphate(1−) 2 amino 6 benzyl 3 ethoxycarbonyl 4,5,6,7 tetrahydrothieno[2,3 c]pyridin 6 ium
... solve structure: SHELXT (Sheldrick, 2015a); program(s) used to refine structure: SHELXL2014/7 (Sheldrick, 2015b); molecular graphics: DIAMOND (Brandenburg & Putz, 2012); software used to prepare ... See full document
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2 (Carboxymethyl)imidazo[1,2 a]pyridin 1 ium chloride
... solve structure: SHELXS97 (Sheldrick, 2008); program(s) used to refine structure: SHELXL97 (Sheldrick, 2008); molecular graphics: SHELXTL/PC (Sheldrick, 2008); software used to prepare material for ... See full document
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Crystal structure of hexaaquanickel(II) bis{2 [(5,6 dihydroxy 3 sulfonatoquinolin 1 ium 7 yl)oxy]acetate} dihydrate
... 8-position, 2 hits at the 7-position and two structures have a sulfonate group at the 3-position [CSD refcodes BAPBOK (Skrzypek & Suwinska, 2002) and HIVHUQ (Skrzypek & Suwinska, ... See full document
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(E) 1 [2 (2 Cyanophenyl)diazen 2 ium 1 yl]naphthalen 2 olate
... adopts an E conformation with respect to the –N N– bond and each of the independent molecules has an intramolecular N—H O hydrogen bond. In the crystal, molecules are linked by C—H O and C—H N hydrogen bonds, ... See full document
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Crystal structure of (1S,2S,5R) 5 acetylamino 4 oxo 2,3 diphenyl 1,3 thiazinan 1 ium 1 olate
... the crystal structure of the first N-aryl sulfoxide in this family, racemic 2,3-diphenyl-2,3,5,6-tetrahydro-4H-1,3- thiazin-4-one 1-oxide (Yennawar et ... See full document
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Crystal structure of 2 hydroxyimino 2 (pyridin 2 yl) N′ [1 (pyridin 2 yl)ethylidene]acetohydrazide
... of 2-hydroxyimino-2-(pyridin-2-yl)acetohydrazide ...g, 2 mmol), prepared according to a published procedure (Zyl et ...with 2-acetylpyridine (0.242 g, 2 mmol) and the ... See full document
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Crystal structure of 3 (2 hydroxyethyl) 2 methylsulfanyl 6 nitro 3H benzimidazol 1 ium chloride monohydrate
... 2-Chloroethanol (1.3 ml, 19.2 mmol) and potassium carbonate (1.32 g, 9.6 mmol) were added to 2-methylthio-5-nitro-1H- benzimidazole (1.15 g, 4.8 mmol) in dimethyl sulfoxide (DMSO) (10 ml). The reaction ... See full document
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1 [(E) 2 (2 Hydroxy 5 methylphenyl)diazen 2 ium 1 yl]naphthalen 2 olate
... seignement Supe´rieur et de la Recherche Scientifique – Alge´rie) for financial support. We also express our gratitude to Professor L. Ouahab, Director of Research at the Laboratory UMR LCSIM 6511, CNRS, Rennes I ... See full document
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(E) 1 (2 Phenyldiazen 2 ium 1 yl)naphthalen 2 olate
... the structure of dipolar ...the crystal molecules are packed by the weak π–π interactions with the closest approach between centroids of aromatic rings is ... See full document
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Crystal structure of 3 mesityl 1 [(pyridin 2 yl)methyl] 3,4,5,6 tetrahydropyrimidin 1 ium bromide monohydrate
... Geometry . All e.s.d.'s (except the e.s.d. in the dihedral angle between two l.s. planes) are estimated using the full covariance matrix. The cell e.s.d.'s are taken into account individually in the estimation of ... See full document
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Crystal structure and Hirshfeld surface analysis of (E) 4 {[2 (4 hydroxybenzoyl)hydrazin 1 ylidene]methyl}pyridin 1 ium nitrate
... the crystal, cations and anions are linked via intermolecular O— H O and bifurcated N—H O hydrogen bonds, forming a two-dimensional network parallel to ...three-dimensional structure. The Hirshfeld surface ... See full document
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Crystal structure and biological evaluation of 4 methylmorpholin 4 ium 1,3 dimethyl 2,6 dioxo 5 (2,4,6 trinitrophenyl) 1,2,3,6 tetrahydropyrimidin 4 olate
... Epilepsy is a medical condition that produces seizures affecting a variety of mental and physical functions. Barbituric acid derivatives are potential anti-epileptic agents. The title molecular salt is a derivative of ... See full document
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2 ({[(Pyridin 1 ium 2 ylmethyl)carbamoyl]formamido}methyl)pyridin 1 ium bis(3,5 dicarboxybenzoate): crystal structure and Hirshfeld surface analysis
... the a axis and, in essence, thread through the voids in the anionic layers to form a three-dimensional architecture, Fig. 3c. The links between the anionic layers and cationic tapes are hydrogen bonds of the type ... See full document
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Crystal structure and luminescence properties of 2 [(2′,6′ dimethoxy 2,3′ bipyridin 6 yl)oxy] 9 (pyridin 2 yl) 9H carbazole
... the crystal, adjacent molecules are connected via C—H O/N hydrogen bonds and C— H interactions, resulting in the formation of a three-dimensional (3D) supramolecular ...3D structure contains intermolecular ... See full document
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2 [3 (Pyridin 1 ium 2 yl) 1H pyrazol 1 yl] 6 [3 (pyridin 2 yl) 1H pyrazol 1 yl]pyridinium sulfate methanol monosolvate
... In the structure, dihedral angles between the pyrazole and the pyridine rings (the rings are defined by the nitrogen atoms) are as follows: N1/N2N3 = 3.8 (1), N2N3/N4 = 4.3 (1), N4/N5N6 = 13.4 ... See full document
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Crystal structure of zwitterionic 3 (2 hydroxy 2 phosphonato 2 phosphonoethyl)imidazo[1,2 a]pyridin 1 ium monohydrate (minodronic acid monohydrate): a redetermination
... same 2 angles, the unique difference consisting of a different intensity distribu- tion probably originating from preferential ...the crystal structures are perfectly comparable within experimental error, ... See full document
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