نتایج جستجو برای: quinoline alkaloids

تعداد نتایج: 18029  

2012
Suiyi Zhu Xia Yang Wu Yang Leilei Zhang Jian Wang Mingxin Huo

P25 film, prepared by a facile dip-coating method without any binder, was further developed in a recirculating reactor for quinoline removal from synthetic wastewater. Macroporous foam Ni, which has an open three-dimensional network structure, was utilized as a substrate to make good use of UV rays. Field emission scanning electron microscopy and X-ray diffraction analysis showed that the coate...

Journal: :Applied and environmental microbiology 1993
C A Bellin P S Rao

The objective of this study was to investigate the impact of bacterial biomass on the sorption and transport of three solutes (quinoline, naphthalene, and Ca) in a subsurface soil. Miscible displacement techniques were employed to measure sorption and transport of the above compounds during steady, saturated water flow in sterile and/or bacterium-inoculated soil columns. The soil was inoculated...

2016
Aleksandra Felczak Przemysław Bernat Sylwia Różalska Katarzyna Lisowska

Quinoline, which belongs to N-heterocyclic compounds, occurs naturally in the environment and is used in numerous industrial processes. The structures of various chemicals, such as dyes and medicines, are based on this compound. Due to that fact, quinoline and its derivatives are widely distributed in environment and can exert toxic effects on organisms from different trophic levels. The abilit...

Journal: :PLoS Biology 2009
Per Björk Anders Björk Thomas Vogl Martin Stenström David Liberg Anders Olsson Johannes Roth Fredrik Ivars Tomas Leanderson

Despite more than 25 years of research, the molecular targets of quinoline-3-carboxamides have been elusive although these compounds are currently in Phase II and III development for treatment of autoimmune/inflammatory diseases in humans. Using photoaffinity cross-linking of a radioactively labelled quinoline-3-carboxamide compound, we could determine a direct association between human S100A9 ...

2009
K. Balamurugan D. Narmadha J. Suresh S. Perumal P. L. Nilantha Lakshman

In the title compound, C(23)H(15)Cl(2)NS, the quinoline system is almost planar [r.m.s. deviation = 0.013 (2) Å]. The phenyl group is disordered over two positions with site occupancies of 0.55 and 0.45, and is oriented in a nearly perpendicular configuration to the quinoline ring [the dihedral angles between the quinoline ring and the major and minor disordered components of the phenyl ring ar...

Journal: :Molecules 2017
Shi-Qiang Bai David James Young T S Andy Hor

Quinoline-triazoles 2-((4-(diethoxymethyl)-1H-1,2,3-triazol-1-yl)methyl)quinoline (1), 2-((4-(m-tolyl)-1H-1,2,3-triazol-1-yl)methyl)quinoline (2) and 2-((4-(p-tolyl)-1H-1,2,3-triazol-1-yl)methyl)quinoline (3) have been prepared with CuAAC click reactions and used as a model series to probe the relationship between lattice H-bonding interaction and crystal direction of growth. Crystals of 1-3 ar...

2002
William D. Burgos Nipon Pisutpaisal Michael C. Mazzarese Jon Chorover

Adsorption of quinoline (pKa 5 4.92) and background electrolyte (CaCl2) onto specimen kaolinite and montmorillonite were measured as a function of pH (3–7.5) and ionic strength (1–10 mM), and as a function of quinoline concentration (0.2–1.55 mM) at fixed pH values of maximum adsorption. Maximum sorption of quinoline occurred at pH 3.5–4.0 for kaolinite, and pH 3.0–5.0 for montmorillonite. At t...

2012
Yanfeng Li Hongbo Zhou Xiaoping Shen

In the title compound, C(19)H(13)N(3)O, the dihedral angle between the two quinoline systems is 11.54 (3)°. The mol-ecular conformation is stabilized by intra-molecular N-H⋯N and C-H⋯O hydrogen bonds, with N-H⋯N being bifurcated towards the two N atoms of the two quinoline rings. In the crystal, there are weak intermolecular π-π inter-actions present involving the quinoline rings [centroid-cent...

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