Browsing Τμήμα Χημείας / Department of Chemistry by Title
Now showing items 1135-1154 of 1302
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Synthesis of Enantiopure T-Symmetrical [6:0]-Hexakis Adducts of C60 Equipped with 1,2-Glycol Substituted cyclo-Monomalonate Addends
(2016)The synthesis of T-symmetrical [6:0]-hexakis adducts of C60 bearing enantiopure cyclo-monomalonate addends equipped with 1,2-glycol groups masked as isopropylidene acetals is presented. The deprotection of the acetals ...
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Article
Synthesis of fused 1,2,4-dithiazines and 1,2,3,5-trithiazepines
(2014)Reacting ( Z)-N-(4-chloro-5H-1,2,3-dithiazol-5-ylidene)-1H-pyrazol-5-amines 5 with Et2NH and then with concd H2SO4 gives 5H-pyrazolo[3,4-e ][1,2,4]dithiazine-3-carbonitriles 7 in good yields (74-85%) and 6H-pyrazolo-[3,4 ...
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Article
Synthesis of N-Aryl-3,5-dichloro-4H-1,2,6-thiadiazin-4-imines from 3,4,4,5-Tetrachloro-4H-1,2,6-thiadiazine
(2015)Condensation of 3,4,4,5-tetrachloro-4H-1,2,6-thiadiazine with a range of anilines gave 22 N-aryl-3,5-dichloro-4H-1,2,6-thiadiazin-4-imines in 43-96% yields. The scope and limitations of this condensation are briefly ...
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Synthesis of new photosensitive H2BBQ2+[ZnCl4]2−/[(ZnCl)2(μ-BBH)] complexes, through selective oxidation of H2O to H2O2
(2017)A new two-electron photosensitizer, H2BBQ2+[ZnCl4]2−/[(ZnCl)2(μ-BBH)] (BBQ stands for 2,5-bis[bis(pyridin-2-ylmethyl)amino]-1,4-quinone and BBH stands for 2,5-bis[bis(pyridin-2-ylmethyl)amino]-1,4-hydroquinone), has been ...
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The synthesis of pyrrolo[2,3-c][1,2,6]thiadiazine-5-carbonitriles from (4H-1,2,6-thiadiazin-4-ylidene)malononitriles
(2010)[3,5-Bis(dialkylamino)-4H-1,2,6-thiadiazin-4-ylidene]propanedinitriles 6a-c, react with sodium methoxide or ethoxide to give the corresponding 6-alkoxy-4-dialkylamino substituted pyrrolo[2,3-c][1,2,6]thiadiazine-5-carbonitriles ...
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Synthesis of sulfur containing analogues of the soluble guanylate cyclase inhibitor 8-bromo-4H-[1,2,4]oxadiazolo[3,4-c][1,4]benzoxazin-1-one NS2028
(2011)Sulfur analogues of the soluble guanylate cyclase (sGC) inhibitor NS2028 1a are synthesized. Treating 8-bromo-2H-benzo[b][1,4]oxazin-3(4H)-one oxime (6) with 1,1′-thiocarbonyldiimidazole (1.1 equiv) gave the carbamothioate ...
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Article
Synthesis of triazafluoranthenones via silver(I)-mediated nonoxidative and oxidative intramolecular palladium-catalyzed cyclizations
(2011)Silver(I) fluoride (AgF)-mediated intramolecular nonoxidative and oxidative palladium-catalyzed cyclizations of 1,3-diphenyl- and 8-iodo-1,3- diphenylbenzo[e][1,2,4]triazin-7(1H)-ones 6a (R = H) and 7a (R = I) afford a new ...
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Article
Synthesis, Bonding, and Reactivity of Vanadium(IV) Oxido-Fluorido Compounds with Neutral Chelate Ligands of the General Formula cis-[VIV(=O)(F)(LN-N)2]+
(2016)Reaction of the oxidovanadium(IV)-LN-N species (LN-N is bipy = 2,2′-bipyridine or bipy-like molecules) with either BF4- or HF and/or KF results in the formation of compounds of the general formula cis-[VIV(=O)(F)(LN-N)2]+. ...
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Synthesis, characterization and biological activity of antimony(III) or bismuth(III) chloride complexes with dithiocarbamate ligands derived from thiuram degradation
(2014)Antimony(III) or bismuth(III) complexes of formulae {[SbCl(Me 2DTC)2]n} (1), {[BiCl(Me2DTC) 2]n} (2) and {[Bi(Et2DTC)3] 2} (3) (Me2DTCH = dimethyldithiocarbamate, C 3H7NS2 and Et2DTCH = diethyldithiocarbamate, C5H11NS2) ...
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Article
Synthesis, characterization and biological evaluation of novel antimony(III) iodide complexes with tetramethylthiourea and N-ethylthiourea
(2019)Novel trivalent antimony(III) complexes with tetramethylthiourea (TMTU) and N-ethylthiourea (NETU) were synthesized by the reaction of antimony(III) iodide (SbI3). Antimony(III) iodide complexes of formulae {[SbI2(µ2-I)(TMTU)2]2} ...
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Synthesis, characterization and biological studies of new antimony(III) halide complexes with ω-thiocaprolactam
(2012)Three new antimony(III) halide complexes (SbX 3, X = Cl, Br and I) with the heterocyclic thione ω-thiocaprolactam (1-azacycloheptane-2- thione, (Hthcl)) of formulae {[SbCl 2(μ 2-Cl)(Hthcl) 2] n} (1), {[(SbBr 2(μ 2-Br)(Hthcl) ...
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Synthesis, characterization and cytotoxic properties of bismuth(III) chloride complexes with heterocyclic thioamides
(2018)Bismuth(III) complexes of the formulae [BiCl3(MBZT)2] ·H2O} (1), {[BiCl2(µ2-Cl)(MMI)2]2·(CH3)2CO} (2), {[BiCl3(µ2-S-PYT)(PYT)]2} (3) {([BiCl2(MBZIM)4]+)·2(Cl-)·(H3O+) ·2H2O} (4) and [BiCl3(tHPMT)3] (5) (where MBZT: ...
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Article
Synthesis, characterization and evaluation of amphiphilic diblock copolymer emulsifiers based on methoxy hexa(ethylene glycol) methacrylate and benzyl methacrylate
(2004)Linear, amphiphilic diblock copolymers based on the nonionic, hydrophilic monomer methoxy hexa(ethylene glycol) methacrylate (HEGMA) and the hydrophobic monomer benzyl methacrylate (BzMA) of different molecular weights and ...
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Synthesis, characterization and evaluation of amphiphilic star copolymeric emulsifiers based on methoxy hexa(ethylene glycol) methacrylate and benzyl methacrylate
(2005)Amphiphilic star copolymers were synthesized by sequential monomer and cross-linker additions using group transfer polymerization (GTP). Benzyl methacrylate (BzMA) and methoxy hexa(ethylene glycol) methacrylate (HEGMA) ...
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Synthesis, characterization and modeling of ABC triblock terpolymers: The effect of block sequence
(2002)Four equimolar terpolymers comprising ten units from each of the monomers methoxy hexa(ethylene glycol) methacrylate (HEGMA), 2-(dimethylamino)ethyl methacrylate (DMAEMA) and methyl methacrylate (MMA) were prepared by group ...
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Article
Synthesis, characterization and thermolysis of hyperbranched homo- and amphiphilic Co-polymers prepared using an inimer bearing a thermolyzable acylal group
(2012)Degradable hyperbranched polymers were synthesized via self-condensing atom transfer radical copolymerization of methyl methacrylate (MMA) with a novel inimer bearing a thermolyzable acylal group. This inimer was ...
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Synthesis, characterization of dinuclear vanadium(III) hydroquinonate- iminodiacetate complexes
(2014)A new VIII complex (1) of 2,5-bis[N,N-bis(carboxymethyl) aminomethyl]hydroquinone (bicah6-) was synthesized by reaction of H6bicah with two equivalents of VCl3 and six equivalents of base in aqueous solution. Crystallographic ...
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Synthesis, characterization, and DNA adsorption studies of ampholytic model conetworks based on cross-linked star copolymers
(2008)Five model conetworks based on cross-linked star ampholytic copolymers were synthesized by group transfer polymerization. The ampholytic copolymers were based on two hydrophilic monomers: the positively ionizable ...
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Synthesis, characterization, and evaluation as emulsifiers of amphiphilic-ionizable aromatic methacrylate ABC triblock terpolymers
(2004)Four isomeric terpolymers based on benzyl methacrylate (BzMA, nonionic hydrophobic), 2-(dimethylamino)ethyl methacrylate (DMAEMA, ionizable hydrophilic), and methoxyhexa(ethylene glycol) methacrylate (HEGMA, nonionic ...
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Synthesis, characterization, and evaluation as transfection reagents of ampholytic star copolymers: Effect of star architecture
(2006)Five star polymers based on the positively ionizable hydrophilic 2-(dimethylamino)ethyl methacrylate (DMAEMA) and the hydrophobic but hydrolyzable tetrahydropyranyl methacrylate (THPMA) were prepared by group-transfer ...