William T. A. Harrison
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View article: Piperazin-1-ium triaquadibromidosodium
Piperazin-1-ium triaquadibromidosodium Open
In the title compound, (C 4 H 11 N 2 )[NaBr 2 (H 2 O) 3 ], the complete organic cation, which adopts a typical chair conformation, is generated by crystallographic inversion symmetry and one of the N-bonded H atoms is half occupied. The so…
View article: Gas Phase Fragmentation of N,N-Ditosyl-2-aminodiphenylamine to Phenazine
Gas Phase Fragmentation of N,N-Ditosyl-2-aminodiphenylamine to Phenazine Open
N,N-Ditosyl-2-aminodiphenylamine was prepared by the tosylation of 2-aminodiphenylamine with tosylchloride in dichloromethane. Unwanted isomers owing to the tosylation of the diarylamine were not formed. This compound was fully characteriz…
View article: Different packing motifs mediated by hydrogen bonds in the hydrochloride salts of two pyridoxal <i>N</i>-acylhydrazone derivatives
Different packing motifs mediated by hydrogen bonds in the hydrochloride salts of two pyridoxal <i>N</i>-acylhydrazone derivatives Open
The crystal structures of two hydrochloride salts of pyridoxal– N -acylhydrazone–Q (Q = heterocyclic aromatic ring) derivatives, viz . ( E )-3-hydroxy-5-(hydroxymethyl)-2-methyl-4-{[(pyridin-4-ylformamido)imino]methyl}pyridin-1-ium chlorid…
View article: In search of open-framework channels: Reactions of amines with 4,5-difluoro-1,2-dinitrobenzene and 1,3-difluoro-4,6-dinitrobenzene
In search of open-framework channels: Reactions of amines with 4,5-difluoro-1,2-dinitrobenzene and 1,3-difluoro-4,6-dinitrobenzene Open
Three potential hosts with an amine-conjugated nitro group, derived from reacting 4,5-difluoro-1,2-dinitrobenzene or 1,3-difluoro-4,6-dinitrobenzene with different amines, have been crystallised and their structures solved by X-ray single …
View article: Syntheses and Crystal Structures of Two Metal–Organic Frameworks Formed from Cd2+ Ions Bridged by Long, Flexible 1,7-bis(4-Pyridyl)heptane Ligands with Different Counter-Ions
Syntheses and Crystal Structures of Two Metal–Organic Frameworks Formed from Cd2+ Ions Bridged by Long, Flexible 1,7-bis(4-Pyridyl)heptane Ligands with Different Counter-Ions Open
The ethanol–water layered syntheses and crystal structures of the coordination polymers [Cd(C17H22N2)2(H2O)2]·2(ClO4)·C17H22N2·C2H5OH 2 and [Cd(C17H22N2)2(NO3)2] 3 are reported, where C17H22N2 is a flexible spacer, 1,7-bis(4-pyridyl)heptan…
View article: Stereoview Images of Hydrogen-Bonded Quinoxalines with a Helical Axis; Pyrimidines and a Pyridazine That Form Extended Tapes
Stereoview Images of Hydrogen-Bonded Quinoxalines with a Helical Axis; Pyrimidines and a Pyridazine That Form Extended Tapes Open
Different supramolecular motifs are formed by the crystallisation of amino-substituted derivatives of quinoxaline, pyrimidine and pyridazine. These were made from the corresponding mono- or dichlorinated heterocycles by a nucleophilic disp…
View article: Potential building blocks for porous organic materials
Potential building blocks for porous organic materials Open
2,4-Difluoronitrobenzene has been reacted with a linker diamine (ethylenediamine or propylenediamine) and butylamine, in either order, to give new molecular building blocks for porous supramolecular networks. Two structures were establishe…
View article: Metal complexes of saccharin and thiosaccharin as potential anticancer and antimicrobial agents
Metal complexes of saccharin and thiosaccharin as potential anticancer and antimicrobial agents Open
Based on the chemotherapeutic success of cisplatin, carboplatin and oxaliplatin as anticancer drugs, and silver sulfadiazine (AgSDZ) as an antibacterial drug, exploration of the anticancer and antibacterial potential of new metal complexes…
View article: Sequential Nucleophilic Aromatic Substitution Reactions of Activated Halogens
Sequential Nucleophilic Aromatic Substitution Reactions of Activated Halogens Open
Building blocks have been identified that can be functionalised by sequential nucleophilic aromatic substitution. Some examples are reported that involve the formation of cyclic benzodioxin and phenoxathiine derivatives from 4,5-difluoro-1…
View article: 11-Hydroxy-7-Methoxy-2,8-Dimethyltetracene-5,12-Dione
11-Hydroxy-7-Methoxy-2,8-Dimethyltetracene-5,12-Dione Open
Microorganisms are a valuable source of pharmaceutically active chemicals, serving as scaffolds for synthesis as well as lead structures. Investigating novel biomes frequently yields intriguing chemistry; the Atacama Desert in Chile is one…
View article: Poly[3-methylpyridinium [(μ<sub>2</sub>-dihydrogen phosphito)bis(μ<sub>3</sub>-hydrogen phosphito)dizinc]]
Poly[3-methylpyridinium [(μ<sub>2</sub>-dihydrogen phosphito)bis(μ<sub>3</sub>-hydrogen phosphito)dizinc]] Open
In the title compound, {(C 6 H 8 N)[Zn 2 (HPO 3 ) 2 (H 2 PO 3 )]} n , the constituent ZnO 4 , HPO 3 and H 2 PO 3 polyhedra of the inorganic component are linked into (010) sheets by Zn—O—P bonds (mean angle = 134.4°) and the layers are rei…
View article: Chiral Thianthrenes
Chiral Thianthrenes Open
The absolute configuration and stability of two thianthrene chiral sulfoxides has been determined by means of X-ray single-crystal structure determinations. The analyses and configurations allow verification that the diastereomeric sulfoxi…
View article: CCDC 2291276: Experimental Crystal Structure Determination
CCDC 2291276: Experimental Crystal Structure Determination Open
An entry from the Cambridge Structural Database, the world’s repository for small molecule crystal structures. The entry contains experimental data from a crystal diffraction study. The deposited dataset for this entry is freely available …
View article: CCDC 2291279: Experimental Crystal Structure Determination
CCDC 2291279: Experimental Crystal Structure Determination Open
An entry from the Cambridge Structural Database, the world’s repository for small molecule crystal structures. The entry contains experimental data from a crystal diffraction study. The deposited dataset for this entry is freely available …
View article: CCDC 2291277: Experimental Crystal Structure Determination
CCDC 2291277: Experimental Crystal Structure Determination Open
An entry from the Cambridge Structural Database, the world’s repository for small molecule crystal structures. The entry contains experimental data from a crystal diffraction study. The deposited dataset for this entry is freely available …
View article: CCDC 2291274: Experimental Crystal Structure Determination
CCDC 2291274: Experimental Crystal Structure Determination Open
An entry from the Cambridge Structural Database, the world’s repository for small molecule crystal structures. The entry contains experimental data from a crystal diffraction study. The deposited dataset for this entry is freely available …
View article: CCDC 2291275: Experimental Crystal Structure Determination
CCDC 2291275: Experimental Crystal Structure Determination Open
An entry from the Cambridge Structural Database, the world’s repository for small molecule crystal structures. The entry contains experimental data from a crystal diffraction study. The deposited dataset for this entry is freely available …
View article: CCDC 2291278: Experimental Crystal Structure Determination
CCDC 2291278: Experimental Crystal Structure Determination Open
An entry from the Cambridge Structural Database, the world’s repository for small molecule crystal structures. The entry contains experimental data from a crystal diffraction study. The deposited dataset for this entry is freely available …
View article: CCDC 2291273: Experimental Crystal Structure Determination
CCDC 2291273: Experimental Crystal Structure Determination Open
An entry from the Cambridge Structural Database, the world’s repository for small molecule crystal structures. The entry contains experimental data from a crystal diffraction study. The deposited dataset for this entry is freely available …
View article: New Functionalized Phenoxazines and Phenothiazines
New Functionalized Phenoxazines and Phenothiazines Open
The reaction of either 2-aminophenol or 2-(N-methylamino)phenol with 1,2-difluoro-4,5-dinitrobenzene and sodium carbonate in EtOH gives 2,3-dinitrophenoxazines. One nitro group, conjugated to the aryl ether, was displaced from 2,3-dinitro-…
View article: CCDC 2293919: Experimental Crystal Structure Determination
CCDC 2293919: Experimental Crystal Structure Determination Open
An entry from the Cambridge Structural Database, the world’s repository for small molecule crystal structures. The entry contains experimental data from a crystal diffraction study. The deposited dataset for this entry is freely available …
View article: CCDC 2293920: Experimental Crystal Structure Determination
CCDC 2293920: Experimental Crystal Structure Determination Open
An entry from the Cambridge Structural Database, the world’s repository for small molecule crystal structures. The entry contains experimental data from a crystal diffraction study. The deposited dataset for this entry is freely available …
View article: CCDC 2293921: Experimental Crystal Structure Determination
CCDC 2293921: Experimental Crystal Structure Determination Open
An entry from the Cambridge Structural Database, the world’s repository for small molecule crystal structures. The entry contains experimental data from a crystal diffraction study. The deposited dataset for this entry is freely available …
View article: Porous and Close Packed Supramolecular Assemblies from 2,4-Difluoronitrobenzene with Three Different Linkers and an n-Butylamine Cap
Porous and Close Packed Supramolecular Assemblies from 2,4-Difluoronitrobenzene with Three Different Linkers and an n-Butylamine Cap Open
A porous structure formed from sheets with cavities and two close packed structures were crystallised from building blocks prepared from 2,4-difluoronitrobenzene, a diamine linker and n-butylamine. The porous structure crystallised from a …
View article: CCDC 2254543: Experimental Crystal Structure Determination
CCDC 2254543: Experimental Crystal Structure Determination Open
An entry from the Cambridge Structural Database, the world’s repository for small molecule crystal structures. The entry contains experimental data from a crystal diffraction study. The deposited dataset for this entry is freely available …
View article: CCDC 2254542: Experimental Crystal Structure Determination
CCDC 2254542: Experimental Crystal Structure Determination Open
An entry from the Cambridge Structural Database, the world’s repository for small molecule crystal structures. The entry contains experimental data from a crystal diffraction study. The deposited dataset for this entry is freely available …
View article: CCDC 2277285: Experimental Crystal Structure Determination
CCDC 2277285: Experimental Crystal Structure Determination Open
An entry from the Cambridge Structural Database, the world’s repository for small molecule crystal structures. The entry contains experimental data from a crystal diffraction study. The deposited dataset for this entry is freely available …
View article: CCDC 2277288: Experimental Crystal Structure Determination
CCDC 2277288: Experimental Crystal Structure Determination Open
An entry from the Cambridge Structural Database, the world’s repository for small molecule crystal structures. The entry contains experimental data from a crystal diffraction study. The deposited dataset for this entry is freely available …
View article: CCDC 2277286: Experimental Crystal Structure Determination
CCDC 2277286: Experimental Crystal Structure Determination Open
An entry from the Cambridge Structural Database, the world’s repository for small molecule crystal structures. The entry contains experimental data from a crystal diffraction study. The deposited dataset for this entry is freely available …