HYDROGEN OXALATE
Crystal structure and Hirshfeld surface analysis of 1,2,4 triazolium hydrogen oxalate
... A search of the Cambridge Structural Database (CSD version 5.40, August 2019 update; Groom et al., 2016) for structures with hydrogen oxalate gave 666 hits of which five are hydrogen-bonded salts of ...
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Crystal structure of (ferrocenylmethyl)dimethylammonium hydrogen oxalate
... neutral oxalate molecules interacting with a protonated amine, see for example: Vaidhyanathan et ...with hydrogen oxalate (Braga et ...the hydrogen oxalate anion ...
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5 Amino 1H 1,2,4 triazol 4 ium hydrogen oxalate
... the hydrogen oxalate anions form corrugated chains parallel to the c axis, linked by intermolecular O—H O hydrogen ...N hydrogen bonds forming nine-membered rings with an R ...
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Crystal structure of isobutylammonium hydrogen oxalate hemihydrate
... strong hydrogen bonds, forming different motives e.g. isolated oxalate monoanions, dimers or as in the case of dicarboxylic acids, linear chains (Dziuk et ...cations, hydrogen oxalate anions ...
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2 Amino 5 nitropyridinium hydrogen oxalate
... the oxalate are comparable to the values reported for oxalic acid (Derissen & Smith, ...non hydrogen pyridine ring, C1/C2/C3/C4/C5/N1, is planar with a maximum deviation of ...The hydrogen ...
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Hydrogen bonding chain and dimer motifs in pyridinium and morpholinium hydrogen oxalate salts
... in hydrogen oxalate compounds often tend towards chain ...the hydrogen oxalate is the trans conformer and produces a chain along the a-axis direction and is comparable to compounds reported in ...
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Naloxegol hydrogen oxalate displaying a hydrogen bonded layer structure
... as hydrogen-bond donor groups, and the hydrogen oxalate contains another OH ...bouring hydrogen oxalate ions are hydrogen bonded (Table 2) to one another (O6O—H6O O1O iii ), so ...
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(Dimethylphosphoryl)methanaminium hydrogen oxalate–oxalic acid (2/1)
... O—H···O hydrogen bonds of medium strength. The hydrogen oxalate monoanion acts as a single hydrogen bond donor and a twofold hydrogen bond ...The hydrogen oxalate anions ...
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1 Methylpiperazine 1,4 dium bis(hydrogen oxalate)
... dent hydrogen oxalate anions are linked by strong inter- molecular O—H O hydrogen bonds, forming two independent corrugated chains parallel to the b ...O hydrogen bonds originating from the ...
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Bis(2,6 diaminopyridinium) bis(hydrogen oxalate) monohydrate
... of hydrogen oxalate anions and a water ...The hydrogen oxalate anions adopt twisted conformations and the dihedral angles between the planes of their carboxyl groups are ...
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Tetrakis(acetonitrile)copper(I) hydrogen oxalate–oxalic acid–acetonitrile (1/0 5/0 5)
... ion is coordinated by the N atoms of four acetonitrile ligands in a slightly distorted tetrahedral environ- ment. The oxalic acid molecule lies across an inversion center. The acetonitrile solvent molecule is disordered ...
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Crystal structure of 2 methyl 1H imidazol 3 ium hydrogen oxalate dihydrate
... a hydrogen-bond donor with one molecule of water, which is also the donor for hydrogen-bond interactions with (i) a second molecule of water and (ii) an O atom of a hydrogen oxalate anion ...
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Allylammonium hydrogen oxalate hemihydrate
... cations, hydrogen oxalate anions and water molecules ...The oxalate monoanions are nearly planar and are connected to each other by strong O—H···O hydrogen bonds along the b ...
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(S) (−) 6 (4 Bromophenyl) 2,3,5,6 tetrahydrothiazolo[2,3 b]imidazolium hydrogen oxalate
... 6-bromolevamisole hydrogen oxalate), is stabilized mainly by hydrogen ...bonds. Hydrogen oxalate anions form parallel coplanar chains via O—H O hydrogen bonds, while there are ...
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Melaminium bis(hydrogen oxalate)
... The hydrogen oxalate counter-ion interacts by a hydrogen bond to another anion to furnish a linear chain that propo- gates along the b ...The hydrogen oxalate ion is known to prefer ...
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Crystal structure of dimethylammonium hydrogen oxalate hemi(oxalic acid)
... Crystal packing of the title salt, viewed along the a axis, showing the two- dimensional bilayer-like arrangement formed through N—H O and O—H O hydrogen bonds (dashed lines; details are given in Table 1). H atoms ...
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N (tert Butyl) N [2 hydroxy 3 (2 isopropyl 5 methylphenoxy)propyl]ammonium hydrogen oxalate
... O hydrogen bond involving the hydroxyl group (O16ÐH16) and the carboxylate atom ...O hydrogen bonds; the anions are linked by OÐH O hydrogen bonds to form in®nite one-dimensional chains along the b ...
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(S) (+) 2 [2 (Biphenyl 2 yl) 1 methylethyl] 4,5 dihydro 1H imidazolium hydrogen oxalate
... few measurable intensities could be found at higher angles. The position of the unique oxalate H atom was assigned by consideration of the C—O distances and hydrogen-bond interactions. In the refinement, ...
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Diphenylguanidinium hydrogen oxalate
... and hydrogen bonding is currently the most efficient (Zaworotko, 1997; Braga & Grepioni, ...the hydrogen bonding in the crystal struc- ture of the title compound, C 15 H 15 N 3 O 4 , (I), which we ...
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Benzylammonium hydrogen oxalate hemihydrate
... rarely. Often only one product is isolated, regardless of the initial ratio of the components. Since crystallization from these mixtures is slow, often requiring days at room temperature, the compound obtained is likely ...
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