Results 41 to 50 of about 60,342 (271)

Bifunctionalized Gold Nanoparticles for the Colorimetric Detection of the Drug γ-Hydroxybutyric Acid (GHB) in Beverages

open access: yesChemosensors, 2021
The increase in the number of drug-facilitated sexual assault (DFSA) cases in recent years has become a major concern. Consequently, there is a need to develop methods for the real-time detection of these substances.
Silvia Rodríguez-Nuévalos   +4 more
doaj   +1 more source

Chemical enhancement of soil based footwear impressions on fabric [PDF]

open access: yes, 2012
This study investigates the enhancement of footwear impressions prepared with soils from different locations on a variety of fabric surfaces with different morphology.
Bandey, Helen   +3 more
core   +3 more sources

Iridium-Catalyzed Silylation of Five-Membered Heteroarenes: High Sterically Derived Selectivity from a Pyridyl-Imidazoline Ligand. [PDF]

open access: yes, 2020
The steric effects of substituents on five-membered rings are less pronounced than those on six-membered rings because of the difference in bond angles. Thus, the regioselectivities of reactions of five-membered heteroarenes that occur with selectivities
Hartwig, John F   +3 more
core   +1 more source

Non-Selective Dimerization of Vinyl Silanes by the Putative (Phenanthroline)PdMe Cation to 1,4-Bis(trialkoxysilyl)butenes

open access: yesInorganics, 2018
Activation of the dialkylpalladium complex (phen)Pd(CH3)2 (phen = 1,10-phenanthroline) with B(C6F5)3 affords a competent catalyst for the dimerization of vinyl silanes.
Sandun Perera, Michael Findlater
doaj   +1 more source

Synthesis, Crystal Structure and Photophysical Properties of Lanthanide Coordination Polymers of 4- 4-(9H-Carbazol-9-Yl)Butoxy Benzoate: The Effect of Bidentate Nitrogen Donors on Luminescence [PDF]

open access: yes, 2012
A new aromatic carboxylate ligand, 4-[4-(9H-carbazol-9-yl)butoxy]benzoic acid (HL), has been synthesized by the replacement of the hydroxyl hydrogen of 4-hydroxy benzoic acid with a 9-butyl-9H-carbazole moiety. The anion derived from HL has been used for
Cowley, Alan H.   +3 more
core   +1 more source

Design, Synthesis, and Antiprotozoal Evaluation of New Promising 2,9-Bis[(substituted-aminomethyl)]-4,7-phenyl-1,10-phenanthroline Derivatives, a Potential Alternative Scaffold to Drug Efflux

open access: yesPathogens, 2022
A series of novel 2,9-bis[(substituted-aminomethyl)]-4,7-phenyl-1,10-phenanthroline derivatives was designed, synthesized, and evaluated in vitro against three protozoan parasites (Plasmodium falciparum, Leishmania donovani and Trypanosoma brucei brucei).
Jean Guillon   +22 more
doaj   +1 more source

Bipyrimidine ruthenium(II) arene complexes : structure, reactivity and cytotoxicity [PDF]

open access: yes, 2012
The synthesis and characterization of complexes [(η6-arene)Ru(N,N′)X][PF6], where arene is para-cymene (p-cym), biphenyl (bip), ethyl benzoate (etb), hexamethylbenzene (hmb), indane (ind) or 1,2,3,4-tetrahydronaphthalene (thn), N,N′ is 2,2′-bipyrimidine (
Betanzos-Lara, Soledad   +8 more
core   +1 more source

2,9-Bis(trichloromethyl)-1,10-phenanthroline [PDF]

open access: yesActa Crystallographica Section E Structure Reports Online, 2010
The asymmetric unit of the title compound, C(14)H(6)Cl(6)N(2), contains two crystallographically independent mol-ecules, each of which is slightly twisted from planarity. The dihedral angles between the central ring and the two outer rings are 3.81 (7) and 4.30 (7)° in one mol-ecule, and 4.13 (8) and 4.10 (7)° in the other.
Hoong‐Kun Fun   +3 more
openaire   +2 more sources

Yeni Fenantrolin İçerikli Ditiyofosfonato Nikel Kompleksinin Sentezi ve Karakterizasyonu

open access: yesJournal of Ata-Chem
Bu çalışmada, bilinen Ni(II) ditiyofosfonato kompleksinden Lewis bazı içerikli yeni fenantrolin Ni(II)ditiyofosfonato kompleksi sentezlendi. İyonik yapıda kompleks paramanyetik özelliğe sahiptir.
Ayşe Zeynep Varlı   +2 more
doaj   +1 more source

Hybrid Bis-Histidine Phenanthroline-Based Ligands to Lessen Aβ-Bound Cu ROS Production: An Illustration of Cu(I) Significance

open access: yesMolecules, 2021
We here report the synthesis of three new hybrid ligands built around the phenanthroline scaffold and encompassing two histidine-like moieties: phenHH, phenHGH and H’phenH’, where H correspond to histidine and H’ to histamine. These ligands were designed
Marielle Drommi   +3 more
doaj   +1 more source

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