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Article
A Comparison of the Self Assembled Frameworks of Three Cobalt(II) Coordination Compounds Bearing Dipicolinic Acid and Chelidamic Acid Ligands
A comparison of the self assembled lattice structures of unpublished coordination compound, [Co(dipic-OH)(OH2)3]·1.5H2O (I) (where dipic-OH = 4-hydroxypyridine-2,6-dicarboxylate anion) and two novel cobalt(II)-co...
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Article
Synthesis and Structure of Ba5(V2O7)2Cl2
A new barium chlorovanadate, Ba5(V2O7)2Cl2, was isolated by a high-temperature (850 °C) reaction employing a CsCl/RbCl flux. The structure was determined by single crystal X-ray diffraction methods. This compound...
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Article
6S,8α-Dihydroxy-14,15-Dihydrocarapin (Khayanone) from the Stem Bark of Khaya Senegalensis (Meliaceae): Isolation and its Crystal Structure
Khayanone was isolated from the stem bark of African mahogany, Khaya senegalensis (Meliaceae), and characterized as 6S,8α-dihydroxy-14,15-dihydrocarapin on the basis of spectral analysis and single crystal X-ray ...
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Article
Two concomitant polymorphs of 3,3′,4,4′-tetrakis(phenylethynyl)-1,1′-[2,2,2,-trifluoro- 1-(trifluromethyl)ethanediyl]bisbenzene
A representative compound of bis-ortho-diynyl arene (BODA), with a general formula [(m,p)R2–Ph]2 –X, where R: –C≡C–Ph and X: >C(CF3)2 has been structurally characterized. The compound is b...
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Article
Crystal Structures of Analogs of threo-Methylphenidate
The crystal structures of the chloride salts of five analogs of threo-methylphenidate have been obtained. Four of these have different substituents on the phenyl ring while the fifth is the ethyl ester of methylp...