نتایج جستجو برای: imido v compound

تعداد نتایج: 427234  

Journal: :Journal of Energy Chemistry 2021

The vanadium redox flow battery (VRFB) has been receiving great attention in recent years as one of the most viable energy storage technologies for large-scale applications. However, higher concentrations species are required H2O-H2SO4 electrolyte order to improve VRFB density. This might lead unwanted precipitation compounds, whose nature not accurately characterized yet. For this purpose, stu...

Journal: :Organic & biomolecular chemistry 2012
Yong Zhan Kaiyu Cao Chenguang Wang Junhui Jia Pengchong Xue Xingliang Liu Xuemei Duan Ran Lu

We have synthesized new D-A-D type phosphorus(V) porphyrin derivatives and functionalized with axial carbazolylvinylnaphthalimide units. The absorption bands of the obtained phosphorus(V) porphyrins were in the range 250-640 nm with high molar absorption coefficients, meaning strong light-harvesting abilities. Notably, it is found that the devices based on phosphorus(V) porphyrins with a config...

Journal: :Chemical communications 2010
Etienne Mazoyer Nicolas Merle Aimery de Mallmann Jean-Marie Basset Elise Berrier Laurent Delevoye Jean-François Paul Christopher P Nicholas Régis M Gauvin Mostafa Taoufik

A well-defined, silica-supported tungsten oxo alkyl species prepared by the surface organometallic chemistry approach displays high and sustained activity in propene metathesis. Remarkably, its catalytic performances outpace those of the parent imido derivative, underlining the importance of the oxo ligand in the design of robust catalysts.

Journal: :Molecules 2011
Fa He Yuhua Bai Jing Wang Jing Wei Chunyue Yu Sen Li Weili Yang Chenghua Han

Semi-preparative high-speed counter-current chromatography (HSCCC) was successfully used for isolation and purification of oridonin from Isodon rubescens by using a two-phase-solvent system composed of n-hexane-ethyl acetate-methanol-water (2.8:5:2.8:5, v/v/v/v). The targeted compound isolated, collected and purified by HSCCC was analyzed by high performance liquid chromatography (HPLC). A tota...

Akram Arianfar Maryam Sardarodiyan, Masoomeh Mehraban Sang Atash

Restrictions on the use of synthetic antioxidant such as butylated  hydroxyanisole  (BHA) and butylated  hydroxytoluene (BHT) are being imposed  because of  their carcinogecity. In this investigation  optimization  of phenolic extraction  process  frome  methanolic (80%)  extract (v/v) of  elaegnus  angustifolia  through  Response  Surface Methodology  by fulin cio- calteu is  performrd  for op...

Akram Arianfar Maryam Sardarodiyan, Masoomeh Mehraban Sang Atash

Restrictions on the use of synthetic antioxidant such as butylated  hydroxyanisole  (BHA) and butylated  hydroxytoluene (BHT) are being imposed  because of  their carcinogecity. In this investigation  optimization  of phenolic extraction  process  frome  methanolic (80%)  extract (v/v) of  elaegnus  angustifolia  through  Response  Surface Methodology  by fulin cio- calteu is  performrd  for op...

Akram Arianfar Maryam Sardarodiyan, Masoomeh Mehraban Sang Atash

Restrictions on the use of synthetic antioxidant such as butylated  hydroxyanisole  (BHA) and butylated  hydroxytoluene (BHT) are being imposed  because of  their carcinogecity. In this investigation  optimization  of phenolic extraction  process  frome  methanolic (80%)  extract (v/v) of  elaegnus  angustifolia  through  Response  Surface Methodology  by fulin cio- calteu is  performrd  for op...

Tamoxifen is routinely used for treatment of Estrogen-positive breast carcinoma. Approximately, 50% of patients with metastatic cancer will develop resistance to Tamoxifen. In this research, Tamoxifen was combined with the anti-cancer compound Curcumin. Diblock nanopolymer was used to package the new formulation of Curcumin and Tamoxifen. Anti-cancer efficacy of the obtained compound was evalua...

Tamoxifen is routinely used for treatment of Estrogen-positive breast carcinoma. Approximately, 50% of patients with metastatic cancer will develop resistance to Tamoxifen. In this research, Tamoxifen was combined with the anti-cancer compound Curcumin. Diblock nanopolymer was used to package the new formulation of Curcumin and Tamoxifen. Anti-cancer efficacy of the obtained compound was evalua...

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