نتایج جستجو برای: carbazole containing polymethylmethacrylate

تعداد نتایج: 349515  

Journal: :Russian Chemical Bulletin 2021

A synthetic approach to the modification of drug Riluzole with pharmacologically active fragments (adamantane, carbazole, tetrahydrocarbazole, γ-carboline, and phenothiazine) was proposed, which is based on copper-catalyzed alkyne-azide 1,3-dipolar cycloaddition azide-containing pharmacophores alkyne-containing derivatives Riluzole.

2004
Der-Jang Liaw Ching-Cheng Huang Chih-Hung Tsai

A novel method for preparing α-norbornene methylene polystyrene macromonomer (NBMPSt) is reported. NBMPSt macromonomer ( Mn = 1.60 × 10 and PDI = 1.26) had glass transition temperature (Tg) of 107 C for polystyrene segment. Since the homopolymerization of NBMPSt macromonomer with number average molecular weight ( Mn ) 1.60 ×10 could not be carried out by ring-opening metathesis polymerization (...

In this study, immobilized CuAlO2 onto the ZSM-12&35 composite was prepared and used as a photocatalyst to remove N-containing oil pollutants (Carbazole) through advanced oxidation. In this method, acetone is used as a reaction solvent that can be partially converted to fuel oxygenates compounds (Octane enhancers) through an aldol condensation reaction. Photocatalyst characterization was perfor...

Journal: :Crystals 2022

Organometallic materials that exhibit white luminescence in condensed phases are of considerable interest for lighting and display applications. Herein, new carbazole-based Au(I) complexes containing an isocyanide group a long pentyl chain were synthesized. The complex with unsubstituted carbazole moiety exhibited emission at room temperature as well nematic liquid crystalline behavior. Color t...

2003
BY GEORGE HOLZMAN ROBERT V. MAcALLISTER CARL NIEMANN

The difficulty of applying classical procedures to the qualitative and quantitative determination of carbohydrate in certain biological materials has led to the development of calorimetric methods in which the carbohydrate-containing material is treated with strong mineral acids, causing t,he formation of substances which will react with compounds such as diphenylamine, resorcinol, orcinol, ind...

2016
Rajeswari Gangadharan P. Narayanan K. Sethusankar Velu Saravanan Arasambattu K. Mohanakrishnan

The three title compounds, C26H19NO3S, (1), C27H20N2O8S, (2), and C30H19NO3S, (3), are carbazole derivatives, where (1) and (3) are heterocycle-containing carbazoles with a benzo-furan moiety fused to a carbazole unit. In (2), a di-meth-oxy-nitro-phenyl ring is attached to the carbazole moiety. In the three derivatives, a phenyl-sulfonyl group is attached to the N atom of the carbazole unit. Co...

Journal: :Chemical communications 2012
Lena Arnold Martin Baumgarten Klaus Müllen

Carbazole-containing porphyrinoid was synthesised for the first time via Suzuki-Miyaura cross-coupling reaction. Oxidation with MnO(2) yielded its porphyrin-state featuring macrocyclic aromaticity in exchange for the loss of the resonance energies of the benzene rings.

Journal: :The journal of physical chemistry. B 2016
Saientan Bag Manish Jain Prabal K Maiti

In this article, we present a theoretical calculation of the charge carrier mobility in two different dendrimeric melt systems (dendritic phenylazomethine with a triphenyl amine core and dendritic carbazole with cyclic phenylazomethine as the core), which have recently been reported1 to increase the efficiency of dye-sensitized solar cells by interface modification. Our mobility calculation, wh...

Journal: :Chemical & pharmaceutical bulletin 2002
Akito Yasuhara Yousuke Takeda Naoyuki Suzuki Takao Sakamoto

The reaction of ethyl 2-ethynylphenylcarbamate derivative with alkenes in the presence of a palladium(II) catalyst, copper dichloride and tetrabutylammonium fluoride (TBAF) produced 2-substituted 3-ethenylindoles during refluxing. The intramolecular cyclization reaction of ethyl 2-ethynylphenylcarbamates, which have an ethenyl part in the ethynyl group, was also used to produce carbazole deriva...

Journal: :Journal of applied microbiology 2006
G Castorena V Mugica S Le Borgne M E Acuña I Bustos-Jaimes J Aburto

AIM To select carbazole-degrading bacteria able to survive and metabolize carbazole in biphasic organic-water media and to study the factors affecting carbazole degradation in such conditions. METHODS AND RESULTS In this research a new carbazole-degrading strain was isolated from hot springs in Mexico. This bacterium was preliminary identified as Burkholderia sp. IMP5GC and was able to grow u...

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