Results 51 to 60 of about 19,345,362 (220)

Pressure-Induced Crystallization and Phase Transformation of Para-xylene

open access: yesScientific Reports, 2017
Static pressure is an alternative method to chemical pressure for tuning the crystal structure, bonds, and physical properties of materials, and is a significant technique for the synthesis of novel materials and fundamental research.
Yanzhi Bai   +8 more
doaj   +1 more source

Synthesis of Curcumin Derivatives and Analysis of Their Antitumor Effects in Triple Negative Breast Cancer (TNBC) Cell Lines [PDF]

open access: yes, 2019
We analyzed antitumor effects of a series of curcumin analogues. Some of them were obtained by reaction of substitution involving the two phenolic OH groups of curcumin while the analogues with a substituent at C-4 was prepared following an original ...
Barattucci A   +5 more
core   +1 more source

Intensified p-Xylene Production Process through Toluene and Methanol Alkylation

open access: yesIndustrial & Engineering Chemistry Research, 2018
The production of p-xylene has received more and more attention, since it is widely used in chemical synthetic resin, pharmaceutical, chemical fiber, and pesticide industries.
Jing Liu   +5 more
semanticscholar   +1 more source

Tandem aza-Claisen rearrangement and ring closing metathesis reactions: the stereoselective synthesis of functionalised carbocyclic amides [PDF]

open access: yes, 2009
A one-pot, tandem process has been developed for the efficient synthesis of functionalised carbocyclic amides. A substituted cyclopentenyl trichloroacetamide was synthesised using a tandem thermal aza-Claisen rearrangement and RCM process, while an ...
Donaldson, A.   +2 more
core   +1 more source

Desilicated ZSM-5 Zeolites for the Production of Renewable p-Xylene via Diels–Alder Cycloaddition of Dimethylfuran and Ethylene

open access: yesCatalysts, 2018
The selective production of p-xylene and other aromatics starting from sugars and bioderived ethylene offers great promise and can eliminate the need for separation of xylene isomers, as well as decreasing dependency on fossil resources and CO2 emissions.
J. McGlone   +4 more
semanticscholar   +1 more source

Adsorption of Toluene and Paraxylene from Aqueous Solution Using Pure and Iron Oxide Impregnated Carbon Nanotubes: Kinetics and Isotherms Study

open access: yesBioinorganic Chemistry and Applications, 2017
Multiwall carbon nanotubes (CNTs) and iron oxide impregnated carbon nanotubes (CNTs-iron oxide) were investigated for the adsorption of hazardous toluene and paraxylene (p-xylene) from aqueous solution.
Aamir Abbas   +4 more
doaj   +1 more source

Xylene-free staining: Is it possible and practical?

open access: yesIndian Journal of Pathology and Microbiology, 2019
Good paraffin sections are key to correct histopathological diagnosis. Xylene is hazardous to health, expensive, and difficult to dispose. Various substitutes have been tried without success.
Surekha Yadav   +2 more
doaj   +1 more source

Polyethers for biomedical applications. Polymerization of propylene oxide by organozinc/organotin catalysts [PDF]

open access: yes, 1987
The polymerization of propylene oxide to obtain a high-molecular-weight polymer with an atactic structure required for the application as artificial blood vessels was investigated using combinations of organozinc and organotin compounds as catalyst.
Bantjes, Adriaan   +3 more
core   +2 more sources

Porous silica spheres as indoor air pollutant scavengers [PDF]

open access: yes, 2010
Porous silica spheres were investigated for their effectiveness in removing typical indoor air pollutants, such as aromatic and carbonyl-containing volatile organic compounds (VOCs), and compared to the commercially available polymer styrene ...
Delaney, Paul   +6 more
core   +2 more sources

Comparative study on the gas to solution phase solvation free energies of model combustion flue gas compounds (N~2~, O~2~, CO~2~, H~2~O, SO~2~, and CO) in 178 organic solvents using the IEFPCM-UFF, CPCM, and SMD implicit solvent models at the Gaussian-4 (G4) level of theory [PDF]

open access: yes, 2010
Gas to solution phase Gibbs free energies of solvation at 298.15 K for transfer of six representative combustion flue gas compounds (N~2~, O~2~, CO~2~, H~2~O, SO~2~, and CO) were calculated at the Gaussian-4 (G4) level of theory using the IEFPCM-UFF ...
Kaya Forest, Sierra Rayne
core   +2 more sources

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