Chalcone containing new peripherally and non-peripherally tetra-substituted metal-free and metallophthalocyanine derivatives were designed and synthesized (Scheme 1, Scheme 2). The structures of chalcone-phthalocyanines were characterized by a combination of common spectroscopic techniques such ...
Two crystals of oxygenated magnesium phthalocyanine complex (MgPc)2O2 with a composition of (MgPc)2O2·2(MgPcDBU)·2DBU – crystal 1 (DBU = 1,8-diazabicyclo[5.4.0]undec-7-ene) and (MgPc)2O2·4(4-Mepy) – crystal 2 were obtained. In both crystals the (MgPc)2O2 molecule is centrosymmetric and exhi...
This investigation reports the molecular properties of magnesium and scandium phthalocyanines, substituted with different functional groups such as methyl (CH3), hydroxyl (OH), amine (NH2), carboxyl (COOH) and aldehyde (CHO) using DFT method. The structure reveals that substituted Mg-Pc possess ...
Photophysical properties and photodynamic antibacterial potential of magnesium phthalocyanines bearing 2-propoxy, benzyloxy, 3,5-bis(benzyloxy)benzyloxy substituents at non-peripheral positions were studied. The UV–Vis absorption spectra of researched phthalocyanine derivatives were found typic...
The scope of this study is based on the synthesis of 4-(1,5-diphenyl-4,5-dihydro-1H-pyrazol-3-yl)phenol (1) substituted new dicyano compounds (3a–3b) and its peripheral and non-peripheral tetra substituted ZnIIPcs (4a–4b) and MgIIPcs (5a–5b). The characterization of all compounds was fulfille...
Reactivity of magnesium phthalocyanine (MgPc) in the dry 3,4-lutidine (3,4-lut), in the 3,4-lut/DMSO, in DMSO and in 3,4-lut/acetylacetone (acacH) systems has been investigated. Reaction of MgPc with dry 3,4-lut leads to formation of MgPc(3,4-lut) compound (1), in which the Mg atom is characteri...
The metalation of esters of tetraalkyl methylenediphosphonates with sodium, potassium, sodium hydride and n-butyllithium to form the corresponding salts, M+[CH(PO3R2)2], is described. These compounds were characterized by 31P and 1H NMR; their synthetic usefulness was demonstrated by the prepara...
Treatment of diethyl 1,1-dibromo-1-fluoromethylphosphonate with n-BuLi (1:1) at low temperature affords by self-trapping in quantitative yield the lithiated derivative of tetraethyl fluoromethylenediphosphonate which is reacted with alkylating and halogenating agents or converted with high selec...
A direct and general access to d-glycosyl 3-, 5-, or 6-methylenediphosphonates, di-d-glycosyl 1,5-, 3,5-, 3,6-, 5,5-, or 6,6-methylenediphosphonates and dithymidine 3′,5′-methylenediphosphonate is described. The method involves the one-pot alkylidenediphosphorylation of glycosyl or thymidine d...
A novel C60 organophosphonate derivative, tetraethyl methano[60]fullerenediphosphonate 2, was synthesized by the reaction of C60 with tetraethyl methylenediphosphonate 1 in the presence of I2 and NaH. It has high solubility in polar solvents and the nonlinear optical properties of the new compou...
The crystal structure of UO22+ complex with tetraethyl methylenediphosphonate, CH2[P(O)(OCH2CH3)2]2, POPO, and its spectroscopic characterization in solution and in solid state are discussed. The complex was also characterized by CHN microanalytical procedures, infrared, absorption and luminesce...
The electrochemical reduction in aprotic media of –[ReI(CO)3L]+ pendants in poly-4-vinylpyridine polymers is compared to that of [ReI(CO)3L]+ complexes (L = 5-nitro-1,10-phenanthroline and 3,4,7,8-tetramethyl-1,10-phenanthroline). The UV–Vis absorption spectra of the reduced radical anions of ...
Preparation of rod-shaped nanostructure of a new 1D lead(II) tri nuclear coordination polymer containing the Pb2-(μ-N3)2 and Pb2-(μ-N3)(NO3) motifs [Pb3(tmph)4(μ-N3)5(μ-NO3)]n (1) where “tmph” is the abbreviation of 3,4,7,8-tetramethyl-1,10-phenanthroline, using a sonochemical method is de...
The new neutral binuclear lead(II) azido coordination compound, [Pb2(tmph)2(μ-N3)2(CH3COO)2] (1) [tmph = 3,4,7,8-tetramethyl-1,10-phenanthroline], has been synthesized by a sonochemical method. Single crystal X-ray structure shows that the overall structure of 1 is binuclear unit. Complex 1 has...
Copper(II) complexes of the general structure [Cu(L1)(L2)]2 + where L1 is (1S,2S)-diaminocyclohexane or (1R,2R)-diaminocyclohexane and L2 is 3,4,7,8-tetramethyl-1,10-phenanthroline (TMP) or 4,7-diphenyl-1,10-phenanthroline (DIP), have been investigated for their in vitro antimicrobial spectrum o...
One-pot, in-water syntheses of phenoxyaliphatic acids of 1,8-dioxo-octahydroxanthene derived from dimedone and formylphenoxyaliphatic acids are reported. Geometries of compounds 2b, 2c, and 5a have been examined crystallographically. The synthesized compounds showed better DPPH radical scavengin...
A series of 2-{4-[1-amino (thioxo) methyl-5-(substituted phenyl)-4,5-dihydro-1H-3-pyrazolyl]-2-methoxyphenoxy}acetic acid and 2-{4-[1-carbamoyl-5-(substituted phenyl)-4,5-dihydro-1H-3-pyrazolyl]-2-methoxyphenoxy}acetic acid were synthesized and the in vitro activity of the synthesized compounds ...
In present investigation, 2-(4-formyl-2-methoxyphenoxy) acetic acid on condensation with various ketones in methanolic KOH solution yielded the corresponding chalcones (1–3). These corresponding chalcones were reacted with appropriate acid hydrazide in glacial acetic acid led to the formation o...
Membranes are essential separator components in the vanadium redox flow battery (VRFB). Many low cost and high performance membranes have been developed for this purpose, but, the chemical stability of these membranes remains a considerable challenge. Consequently, there is a pressing need to de...
A general and efficient palladium-catalyzed reductive carbonylation with low catalyst loadings (0.5 mol % Pd or below) has been developed. The formylation of aryl and heteroaryl bromides proceeds smoothly in the presence of palladium/di-1-adamantyl-n-butylphosphine at ambient pressure of synthes...
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