N-H...N HYDROGEN BONDS
Bis(2,4,6 triaminopyrimidin 1 ium) sulfate pentahydrate
... strong N—H···O and N—H···N hydrogen bonds (Whitesides et ...tightly hydrogen- bonded insoluble networks is thus of great ...
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cis Bis(butylamine κN)bis[sulfadiazine(1−) κ2N,N′]copper(II) pentahydrate
... four N atoms of two sulfadiazine ligands and two N atoms of butylamine ...intermolecular N—H N and N—H O hydrogen ...bonds. N—H N ...
8
Crystal structure of 5 chloro N1 (5 phenyl 1H pyrazol 3 yl)benzene 1,2 diamine
... of N—H N hydrogen bonds forming A–B ...fifth N—H N hydrogen bond, forming tetramer-like units that stack along the a-axis direction, forming columns, which ...
11
Synthesis, crystal structure, and non covalent interactions in ethyl 4 hydrazinobenzoate hydrochloride
... 1 H and 13 C NMR and X-ray ...two N-H...N hydrogen bonds and eight ...N-H...Cl hydrogen bonds to form complex sheets in which each of the chloride ...
25
Crystal structures of {[Cu(Lpn)2][Fe(CN)5(NO)]·H2O}n and {[Cu(Lpn)2]3[Cr(CN)6]2·5H2O}n [where Lpn = (R) propane 1,2 diamine]: two heterometallic chiral cyanide bridged coordination polymers
... bridging bonds forming a two-dimensional network, hence these Cu II atoms now have distorted octahedral ...O—H N, N—H O and N—H N hydrogen bonds ...
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3,4 Diaminobenzonitrile
... weak N— H N hydrogen bonds. N—H N hydrogen bonding between the amine and nitrile groups results in chains parallel to [101] in the crystal ...by ...
6
(Z) 6 {2 [(E) 2,4 Dihydroxybenzylideneamino]phenylaminomethylene} 3 hydroxycyclohexa 2,4 dienone toluene solvate
... hydrogen bonds generate S(6) ring motifs, whereas intra- molecular N—H N hydrogen bonds generate S(5) ring ...O hydrogen bonds and weak C—H O ...
13
Crystal structure and Hirshfeld surface analysis of two imidazo[1,2 a]pyridine derivatives: N tert butyl 2 (4 methoxyphenyl) 5 methylimidazo[1,2 a]pyridin 3 amine and N tert butyl 2 [4 (dimethylamino)phenyl]imidazo[1,2 a]pyridin 3 amine
... by N—H N hydrogen bonds, forming chains propagating along the [001] ...features N—H N hydrogen bonds, which together with C— H N ...
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Crystal structure of a 2:1 piroxicam–gentisic acid co crystal featuring neutral and zwitterionic piroxicam molecules
... O hydrogen bond is ...pyridine N atom) and two intramolecular N—H O hydrogen bonds ...extensive hydrogen bonding between the components forms layers propagating in the ab ...
14
The crystal structures of two new coumarin derivatives: 2 (4 {2 [(2 oxo 2H chromen 4 yl)oxy]acetyl}piperazin 1 yl)acetamide and N (2,4 dimethoxybenzyl) 2 [(2 oxo 2H chromen 4 yl)oxy]acetamide
... In the crystal of (II), molecules are linked by N1—H1 O4 i hydrogen bonds, forming chains along the [010] direction, see Fig. 4 and Table 2. The chains are linked by C3—H3 O5 ii , C5—H5 O4 i and C15—H15 O4 ...
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4 [(4 Bromophenyl)amino] 2 methylidene 4 oxobutanoic acid
... crystal, N—H O hydrogen bonds formed by amide groups and O—H O hydrogen bonds formed by carboxylic acid groups are observed and supported additionally by weak C— H ...
10
Bis(piperazinium) di μ chloro pentachlorotriiododibismuthate(III) tetrahydrate
... O hydrogen bonds (Fig. 2). Such dimers are linked by N—H O hydrogen bonds with their neighboring piperazium cations to form a one-dimensional chain along the a axis ...
10
trans Diaquabis(ethylenediamine κ2N,N′)copper(II) bis[3 (3 pyridyl)propionate] dihydrate
... four N atoms of the en ligands in the equatorial plane around the Cu II atom form a slightly distorted square-planar arrangement, while the slightly distorted Jahn–Teller octahedral coordination is completed by ...
10
Crystal structure of 7′ (4 chlorophenyl) 2′′ (4 methoxyphenyl) 7′,7a',7′′,8′′ tetrahydro 1′H,3′H,5′′H dispiro[indoline 3,5′ pyrrolo[1,2 c]thiazole 6′,6′′ quinoline] 2,5′′ dione and an unknown solvent
... the B molecules by an N—H N hydrogen bond and a series of C—H O hydrogen bonds, forming layers lying parallel to the (101) plane. The layers are linked by C—H ...
19
Ethyl 2 [({[4 amino 5 cyano 6 (methylsulfanyl)pyridin 2 yl]carbamoyl}methyl)sulfanyl]acetate monohydrate
... C— H O hydrogen bond, and an N—H O hydrogen-bonding interaction involving the lattice water ...involves N—H N, N—H O, O—H N and ...
9
3,10 C meso 2,5,5,7,9,12,12,14 Octamethyl 1,8 diaza 4,11 diazoniacyclotetradecane bis(thiocyanate)
... Intermolecular N— H N and N—H S hydrogen bonds are formed in the crystal structure, which comprises columns of macrocyclic cations that define channels in which the ...
7
[2 Hydroxy 1,1 bis(hydroxymethyl)ethyl]bis(2 hydroxyethyl)ammonium 4 nitrobenzoate monohydrate
... acidic H atom and form complexes with other compounds through hydrogen ...through hydrogen bonding; Tonogaki et ...acid–4-nitropyridine N-oxide (Moreno-Fuquen et ...the hydrogen ...
9
N—H⋯O and O—H⋯O hydrogen bonds in crystal engineering: trimethoprim hydrogen glutarate
... are hydrogen bonded to the carboxyl and carboxylate ends, respectively, of the same hydrogen glutarate ...the hydrogen glutarate ion bridges the 2-amino and 4-amino groups of ...a hydrogen ...
11
2′ (4 Methoxybenzylidene)isonicotinohydrazide monohydrate
... and N—H···O hydrogen bonds with the hydrazide molecules (Table 1); these interactions play a key role in stabilization of the solid state ...
9
Di μ acetato μ aqua bis[acetatobis(1H benzimidazole)cobalt(II)]
... imine N atoms from two benzimidazole molecules and one monodentate acetate group ...molecule hydrogen bonds to the uncoordinated oxygen atom of the monodentate acetate groups within the dimer with a ...
9