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A Covalent Chemistry Approach to Giant Macromolecules with Cylindrical Shape and an Engineerable Interior and Surface
This article divides the synthetic routes leading to dendronized polymers into two main categories (attach-to and macromonomer) and compares their...
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Analytical methods for studying the stability of pharmaceutical compositions and the compatibility of their components
A review of publications on studying the stability of pharmaceutical preparations and interactions of their components is presented. Volumetric and...
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Enhanced grating formation speed and amplitude of photorefractive device modified with single-walled carbon nanotubes
We report on a fast and efficient polymeric photorefractive (PR) device by using single-walled carbon nanotubes (SWCNTs) on indium-doped tin oxide...
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New photo- and electroluminescent conjugated copolyfluorenes with 7,8,10-triarylfluoranthene units in the backbone
A new monomer, the dibromo derivative of fluoranthene 1-[7,10-bis(4-bromophenyl)fluoranthen-8-yl]pyrene, is synthesized and used to prepare three new...
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Ketones of western siberian Jurassic oils
The composition of ketones from the fraction of weakly polar compounds isolated from crude oils in Jurassic sediments south of the Western Siberian...
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Experimental and theoretical investigation of the structure and spectral characteristics of bis(4-aza-9-f1uorenone)dibromocopper(II)
The molecular and crystal structure of bis(4-aza-9-fuorenone)dibromocopper(II) [CuL 2 Br 2 ] was determined by X-ray diffraction. The organic molecule...
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Progress in long wavelength emission in fluorene-based electroluminescent blue materials
On account of the advantages of organic electroluminescent materials compared with their inorganic counterparts, the development of organic...
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Effects of double substitution on the thermodynamic stabilities of nitrogen radicals
The gas-phase homolytic bond dissociation energies (BDE) of the N—H bonds in forty-eight nitrogencontaining compounds (G-NH-G’) were investigated...
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Negative ion laser desorption ionization time-of-flight mass spectrometry of nitrated polycyclic aromatic hydrocarbons
Nitrated polycyclic aromatic hydrocarbons (nitro-PAHs) are widespread environmental pollutants that are generated by incomplete combustion and by...
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Dielectric and Dipole Moment Study of Charge Transfer Complexes of Poly(N-Vinylcarbazole) and 2,4,7-Trinitro-9-Fluorenone
Poly(N-vinylcarbazole), PVK, is one of the most important photoconductive polymer. The stereostructure of PVK is now understood to influence...
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Stoichiometry and mechanism of protonation of alkali metal salts of benzophenone radical anions by weak proton donors and its relevance to the base-catalyzed decomposition of benzopinacol
The Stoichiometry of the protonation of lithium and potassium salts of benzophenone radical anions and of the lithium salt of the fluorenone radical...
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Exchange effects and cidep
We have presented a review of a number of different electron exchange interactions, which range from rieisenberg spin exchange to energy transfer. We...
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Synthesis of bis(diethylaminoethyl) 1,2-dimethyl-8-oxoindeno[2,1-b]pyrrole-3,5-dicarboxylate
An 8-oxoindeno[2,1-b] derivative, viz., the heteroanalog of the antivirus preparation thilorone, was synthesized from...
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Pyrroloindoles. 8. Electrophilic substitution in the 1H,5H-pyrrolo[2,3-f]indole and 3H,6H-pyrrolo[3,2-e]indole series
The principles of the electron density distribution in 1H,5H-pyrrolo [2,3-f]indole and 3H,6H-pyrrolo[3,2-e]indole molecules were determined on the...
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Synthesis of indenoindoles on the basis of 2-aminofluorene and 2-aminofluorenone
Ethyl esters of 2-carboxylic acids of 3H,10H-indeno[2,1-e]-1H,9H-indeno[1,2-f]indoles and their keto derivatives were obtained on the basis of...
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New 3,6-dihalogencarbazole-containing monomers and polymers
The synthesis of six novel electrono-donor monomers containing 3,6-dihalogencarbazole [N-(2-hydroxyethyl)-3, 6-dichlorocarbazolyl methacrylate,...