Organoselenium compounds: Chemistry and applications in organic synthesis
JM Sonego, SI De Diego, SH Szajnman… - … A European Journal, 2023 - Wiley Online Library
Selenium, originally described as a toxin, turns out to be a crucial trace element for life that
appears as selenocysteine and its dimer, selenocystine. From the point of view of drug …
appears as selenocysteine and its dimer, selenocystine. From the point of view of drug …
Spirocyclic β-lactams: synthesis and biological evaluation of novel heterocycles
SS Bari, A Bhalla - Heterocyclic Scaffolds I: ß-Lactams, 2010 - Springer
Abstract β-Lactam rings containing compounds are a group of antibiotics of unparalleled
importance in chemotherapy. Considerable effort has been reported in the development of …
importance in chemotherapy. Considerable effort has been reported in the development of …
Ketenes as privileged synthons in the syntheses of heterocyclic compounds. Part 1: Three-and four-membered heterocycles
MM Heravi, B Talaei - Advances in heterocyclic chemistry, 2014 - Elsevier
Ketenes are typically highly reactive compounds, undergoing addition reactions with
electrophiles and nucleophiles as well as being subjected to [2+ 2] cycloadditions with …
electrophiles and nucleophiles as well as being subjected to [2+ 2] cycloadditions with …
Efficient one-pot synthesis of 2-azetidinones from acetic acid derivatives and imines using methoxymethylene-N, N-dimethyliminium salt
A cheap, versatile and convenient method for synthesis of β-lactams using
methoxymethylene-N, N-dimethyliminium salt as an acid activator in Staudinger reaction is …
methoxymethylene-N, N-dimethyliminium salt as an acid activator in Staudinger reaction is …
The Vilsmeier reagent: a useful and versatile reagent for the synthesis of 2-azetidinones
(Chloromethylene) dimethylammonium chloride (Vilsmeier reagent), prepared easily from N,
N-dimethylformamide and oxalyl chloride or thionyl chloride, works as a versatile acid …
N-dimethylformamide and oxalyl chloride or thionyl chloride, works as a versatile acid …
3-Methoxyazetidin-2-one Functionalized CuO–CB Microfibrils: A Drug Formulation with Controlled Release and Enhanced Synergistic Antibacterial Activities
trans-1-(4′-Methoxyphenyl)-3-methoxy-4-phenyl 3-methoxyazetidin-2-one (or 3-
methoxyazetidin-2-one) is one of the important β-lactam derivatives with an ample range of …
methoxyazetidin-2-one) is one of the important β-lactam derivatives with an ample range of …
Synthesis and characterization of β-lactam functionalized superparamagnetic Fe 3 O 4@ SiO 2 nanoparticles as an approach for improvement of antibacterial activity …
In this paper, we reported, for the first time, a new multistep method for preparing β-lactam
functionalized Fe3O4@ SiO2 nanoparticles with high saturation magnetization. The …
functionalized Fe3O4@ SiO2 nanoparticles with high saturation magnetization. The …
DMF-dimethyl sulfate as a new reagent for the synthesis of β-lactams
A number of 2-azetidinones were synthesized in good to excellent yields by a novel reaction
between Schiff bases, substituted acetic acids and alkoxymethylene-N, N-dimethyliminium …
between Schiff bases, substituted acetic acids and alkoxymethylene-N, N-dimethyliminium …
Stereoselective synthesis and characterization of novel trans-4-(thiophenyl) pyrazolyl-β-lactams and their C–3 functionalization
A stereoselective synthesis and C–3 functionalization of a long series of novel hybrid 4-
(thiophenyl) pyrazolyl-β-lactams have been carried out. The divergent substrate scope and …
(thiophenyl) pyrazolyl-β-lactams have been carried out. The divergent substrate scope and …
Facile synthesis of novel halogenated 4-pyrazolylspirocyclic-β-lactams: versatile heterocyclic synthons
A mild approach for the synthesis of halogenated 4-pyrazolylspirocyclic-β-lactams via
halogen (I 2, Br 2, ICl) mediated intrasulfenyl cyclisation of cis-3-(prop-2′-ynyloxy)-4 …
halogen (I 2, Br 2, ICl) mediated intrasulfenyl cyclisation of cis-3-(prop-2′-ynyloxy)-4 …