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Article
Open AccessFabrication and examination of polyorganophosphazene/polycaprolactone-based scaffold with degradation, in vitro and in vivo behaviors suitable for tissue engineering applications
The present study aimed to synthesis a proper scaffold consisting of hydroxylated polyphosphazene and polycaprolactone (PCL), focusing on its potential use in tissue engineering applications. The first graftin...
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Article
Synthesis, crystal structure, cholinesterase inhibitory activity, evaluation of insecticidal activities, and computational studies of new phosphonic acids
In an attempt to obtain the modified and novel insecticides with low human toxicity, a series of novel mono-, bis-, and tetraphosphonic acid derivatives were designed and characterized by infrared, 1H, 13C, and 3...
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Article
Monophosphoramide derivatives: synthesis and crystal structure, theoretical and experimental studies of their biological effects
Synthesizing new chemical compounds and studying their biological applications have been important issues in scientific research. In this investigation, we synthesized and characterized ten new N-acetyl phosph...
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Article
Open AccessA study of fungicidal and anti-phenol oxidase activity of some α-amino phosphonate derivatives
Develo** new pesticides with multi-function may be a suitable strategy to save time and cost and reduce the emergence of resistant strains of pests and pathogens. The organophosphorus derivatives have not be...
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Article
Synthesis and crystal structure of phosphonic acid and bisphosphoramidate derivatives: QSAR studies of their anti-fungal potential on Macrophomina Phaseolina (Tassi) Goid
A series of phosphonic acid and bisphosphoramidate derivatives were synthesized and characterized. The bioactivities against the fungal pathogen Macrophomina phaseolina and human acetylcholinesterase AChE enzyme ...
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Article
Electronic aspects of hydrogen bond patterns of P=O···H in crystal structures of phosphoramido acid derivatives: QSAR study of anti-urease activity, Hirshfeld surface analysis, and DFT calculations
New derivatives of phosphoramido acid with the formula(C6H11NCH3)(NHCOCF3)P(O)(O−)(CH3–+NH2–C6H11)(1) (amidophosphoricacid), (C6H5)2P(O)(O−)(+NH3–C6H4–NH2)(2) (phosphonicacid), (C6H5O)2P(O)(O−)(+NH3–C6H4–NH2) (3)...
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Article
A theoretical study on the coordination behavior of some phosphoryl, carbonyl and sulfoxide derivatives in lanthanide complexation
The selectivity of phosphoryl P(O)R3, sulfoxide S(O)R2, and carbonyl C(O)R2 (R = NH2, CH3, OH, and F) derivatives with lanthanide cations (La3+, Eu3+, Lu3+) was studied by density functional theory calculations. ...
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Article
Bisphosphoramidate derivatives: synthesis, crystal structure, anti-cholinesterase activity, insecticide potency and QSAR analysis
A series of temephos (Tem) derivatives with the general structure of P(O)NH–X–NHP(O) (1–22) were synthesized and characterized by 31P, 13C, 1H NMR and FT-IR spectral techniques. The electron density (ρ) value at ...
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Article
Open AccessPhosphorhydrazides as urease and acetylcholinesterase inhibitors: biological evaluation and QSAR study
New phosphorhydrazide compounds (1–7, 13, 15–16) and thiophosphorhydrazide (14 and 17) were synthesized and characterized by 31P, 13C, 1H NMR and IR spectroscopy. Furthermore, the crystal structure of compound (C
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Article
New organophosphorus compounds containing nicotinamide: synthesis, structure and DFT calculations
Novel organophosphorus compounds, containing Nicotinamide, with formula C5H4NC(O)NHP(O)R2, R=Cl (1), OH (2), N(C2H5)2 (3), N(C3H7)2 (4), N(n-C4H9)2 (5), NHC3H5 (6), NHC5H9 (7), were synthesized and characterized ...
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Article
Synthesis, crystal structure, biological evaluation, electronic aspects of hydrogen bonds, and QSAR studies of some new N-(substituted phenylurea) diazaphosphore derivatives as anticancer agents
A new series of 2-[N-(R-phenylureido)]-1,3,2-diazaphosphore-2-oxide derivatives (R = CH3, F, NO2, CN) were synthesized and characterized by 31P, 1H, 13C NMR and FT-IR spectral techniques. All the compounds were e...
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Article
Ni(II) complexes of dithiophosphonic acids
The reaction of 2,4-bis(4-methoxyphenyl)-1,3,2,4-dithiadiphosphetane-2,4-disulfide (Lawesson reagent) with isobutanol, cyclohexylamine and phenylethylamine produced (4-methoxy-phenyl)-phosphonodithioic acid o-...
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Article
Synthesis and Characterization of One-Dimensional Cu(II) Coordination Polymer in Bulk and Nano Scales: New Precursor for Preparation of Cu(II) Oxide Nanoparticles
The hydrothermal reaction of copper(II) acetate and 1,3,5-benzenetricarboxylic acid (btcH3) leads to the formation of a coordination polymer, [Cu(btcH)(H20)3] n (1). The product...
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Article
Some new compounds with P(E)NHC(O) (E = lone pair, O, S) linkage: synthesis, spectroscopic, crystal structures, theoretical studies, and antimicrobial evaluation
New phosphinoamides, chalcogenides, and amidophosphates were synthesized and characterized by 1H, 13C, 31P NMR, IR spectroscopy, and elemental analysis. The 13C NMR spectra of two phosphinoamides exhibit obvious ...
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Article
New N-nicotinyl and N-isonicotinyl, N′,N″-diaryl phosphorictriamides with new Er(III) complex: synthesis, spectroscopic study and crystal structures
Ten new N-nicotinyl and N-isonicotinyl phosphoramidates with formula XP(O)R2, X = Nicotinamide(nia), R = NHCH2Ph (1), N(CH3)CH2Ph (2), NHCH(CH3)Ph (3), NH-CH2C4H3O (4), NHCH2(C5H4N) (5), 3-NH-C5H4N (6), and YP(O)...
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Article
Antitumor activities of some new 1,3,2-oxaza- and 1,3,2-diazaphosphorinanes against K562, MDA-MB-231, and HepG2 cells
New X-substituted 1,3,2-oxazaphosphorinanes, where X = NHC6H5 (1), NHC6H4S(O)2NH2-4 (2), NHC6H4OCH3-4 (3), NHC6H4NO2-4 (4), OC6H4CH3-4 (5), NHC(O)C6H4NO2-4 (6), plus one X-substituted 1,3,2-diazaphosphorinane, wh...
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Article
Novel ammonium phosphinates containing peptide moiety: Synthesis, structure, and in vitro antimicrobial activity
Five new ammonium phosphinates with formula [XC6H4NHC(O)NHP(O)YO]−[H2Y]+ (Y = N(CH3)(CH2C6H5), X = H (IV), CH3 (V), NO2 (VI); Y = NH(CH2C6H5), X = H (VII), NO2 (VIII)) were synthesised by the reaction of N-arylur...
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Article
Cyclophosphamide analogues: synthesis, spectroscopic study, and antitumor activity of diazaphosphorinanes
Some diazaphosphorinanes were synthesized and characterized by 1H, 13C, 31P NMR and IR spectroscopy and elemental analysis. The antitumor activity of cyclophosphamide (CP) and its nine analogoues with formula ...
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Article
Synthesis, spectroscopic and configurational study, and ab initio calculations of new diazaphospholanes
New 2-substituted diazaphospholane-2-oxides (I-III, V-VIII) and diazaphosphorinane-2-oxide (IV) were synthesised and characterised by 1H, 13C, and 31P NMR, IR spectroscopy, and elemental analysis. The presence of...
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Article
Synthesis, spectroscopic characterization, crystal structures, theoretical studies, and antibacterial evaluation of two novel N-phosphinyl ureas
Two novel N-phosphinyl ureas containing different substituents were synthesized and characterized by 1H, 13C, and 31P NMR, IR, UV, mass spectroscopy, and elemental analysis. The crystal structures of these compou...
