Stefano Brenna
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View article: Two Mechanism Pathways from a Versatile Arene Ruthenium Assembly: Reaching Aqueous Sensing Reversibility and Selectivity for CN−
Two Mechanism Pathways from a Versatile Arene Ruthenium Assembly: Reaching Aqueous Sensing Reversibility and Selectivity for CN− Open
The development of highly selective, sensitive and recyclable chemosensors for CN− is critical due to the widespread use of cyanide derivatives in industrial processes and its extreme toxicity to environmental and biological systems. Herei…
View article: Boron-Centered Compounds: Exploring the Optical Properties of Spiro Derivatives with Imidazo[1,5-a]Pyridines
Boron-Centered Compounds: Exploring the Optical Properties of Spiro Derivatives with Imidazo[1,5-a]Pyridines Open
Five boron-centered spiro compounds with imidazo[1,5-a]pyridin-3-yl phenols as ligands were synthesized and thoroughly characterized through 1H-NMR, 13C-NMR, infrared spectroscopy, and X-ray single crystal analysis. The fluorescence proper…
View article: Comparison of <scp>LUCAS</scp> and Italian Sampling Procedures for Harmonising Physicochemical and Biological Soil Health Indicators
Comparison of <span>LUCAS</span> and Italian Sampling Procedures for Harmonising Physicochemical and Biological Soil Health Indicators Open
Comparability of soil data derived from different sources is crucial to obtain consistent results when evaluating the soil health status. Discrepancies may arise due to various factors, including uncertainties resulting from different samp…
View article: Efficient chemical recycling of poly(L-lactic acid) via either alcoholysis to alkyl lactate or thermal depolymerization to L-lactide promoted by Zn(II) catalysts
Efficient chemical recycling of poly(L-lactic acid) via either alcoholysis to alkyl lactate or thermal depolymerization to L-lactide promoted by Zn(II) catalysts Open
Poly(lactic acid) (PLA), a commercially fully bio-based and biodegradable polymer, stands out as a sustainable alternative to commodity plastics. Its current end-of-life management involves composting, but chemical recycling would be more …
View article: Blue‐Emissive Fluorescent Zinc(II) Complexes with Bis(imidazo[1,5‐<i>a</i>]pyridine)methane Ligands
Blue‐Emissive Fluorescent Zinc(II) Complexes with Bis(imidazo[1,5‐<i>a</i>]pyridine)methane Ligands Open
Three bis(imidazo[1,5‐ a ]pyridine)methane derivatives (bis(1‐methylimidazo[1,5‐ a ]pyridin‐3‐yl)methane, L H ; 3,3’‐(ethane‐1,1‐diyl)bis(1‐methylimidazo[1,5‐ a ]pyridine) L Me ; 3,3’‐(2‐phenylethane‐1,1‐diyl)bis(1‐methylimidazo[1,5‐ a ]py…
View article: CCDC 2266308: Experimental Crystal Structure Determination
CCDC 2266308: Experimental Crystal Structure Determination Open
An entry from the Cambridge Structural Database, the world’s repository for small molecule crystal structures. The entry contains experimental data from a crystal diffraction study. The deposited dataset for this entry is freely available …
View article: CCDC 2266309: Experimental Crystal Structure Determination
CCDC 2266309: Experimental Crystal Structure Determination Open
An entry from the Cambridge Structural Database, the world’s repository for small molecule crystal structures. The entry contains experimental data from a crystal diffraction study. The deposited dataset for this entry is freely available …
View article: Luminescent blue emissive bis(alkynyl) borane compounds with a N,O-coordinated ligand
Luminescent blue emissive bis(alkynyl) borane compounds with a N,O-coordinated ligand Open
Five bis(alkynyl)boranes with a (imidazo[1,5-a]pyridin-3-yl)phenolate ligand have been synthesized and characterized both in solution (1H, 13C, 11B, 19F NMR) and in the solid state (X-ray). All derivatives, differing for the substituent R …
View article: CCDC 2244929: Experimental Crystal Structure Determination
CCDC 2244929: Experimental Crystal Structure Determination Open
An entry from the Cambridge Structural Database, the world’s repository for small molecule crystal structures. The entry contains experimental data from a crystal diffraction study. The deposited dataset for this entry is freely available …
View article: CCDC 2244927: Experimental Crystal Structure Determination
CCDC 2244927: Experimental Crystal Structure Determination Open
An entry from the Cambridge Structural Database, the world’s repository for small molecule crystal structures. The entry contains experimental data from a crystal diffraction study. The deposited dataset for this entry is freely available …
View article: CCDC 2244928: Experimental Crystal Structure Determination
CCDC 2244928: Experimental Crystal Structure Determination Open
An entry from the Cambridge Structural Database, the world’s repository for small molecule crystal structures. The entry contains experimental data from a crystal diffraction study. The deposited dataset for this entry is freely available …
View article: One and Two‐Dimensional 1,4‐Xylylenediammonium (pXDA) Lead Halides: Powders and Thin Films
One and Two‐Dimensional 1,4‐Xylylenediammonium (pXDA) Lead Halides: Powders and Thin Films Open
The discovery of new 3D perovskites and their 2D and 1D analogues continues to attract the interest of the scientific community and therefore the understanding of their structural, optical, and physicochemical properties is of fundamental …
View article: Long-Alkyl Chain Functionalized Imidazo[1,5-a]pyridine Derivatives as Blue Emissive Dyes
Long-Alkyl Chain Functionalized Imidazo[1,5-a]pyridine Derivatives as Blue Emissive Dyes Open
A series of boron difluoride compounds with 2-(imidazo[1,5-a]pyridin-3-yl)phenols bearing alkylic chains at the 1-position has been synthesized and characterized both with 1H and 13C NMR and infrared spectroscopy. This series of compounds …
View article: Digital Mapping of Soil Properties Using Ensemble Machine Learning Approaches in an Agricultural Lowland Area of Lombardy, Italy
Digital Mapping of Soil Properties Using Ensemble Machine Learning Approaches in an Agricultural Lowland Area of Lombardy, Italy Open
Sustainable agricultural landscape management needs reliable and accurate soil maps and updated geospatial soil information. Recently, machine learning (ML) models have commonly been used in digital soil mapping, together with limited data…
View article: On the role played by hydrogen bonding between water soluble polyacids and surfactants on their micellization as a function of pH
On the role played by hydrogen bonding between water soluble polyacids and surfactants on their micellization as a function of pH Open
Hydrogen bonds between carboxylic groups of hydrophilic polyacids and anionic moieties in surfactant headgroups may reduce the critical concentration above which surfactants aggregate provided the interaction is sufficiently strong. As und…
View article: Mixed‐Ligand Mandelato‐Phosphine Copper(I) Complexes as Active Catalysts in Carbene Transfer Reactions
Mixed‐Ligand Mandelato‐Phosphine Copper(I) Complexes as Active Catalysts in Carbene Transfer Reactions Open
Two mixed ligand copper(I) complexes, [Cu(PPh 3 ) 3 ( κ ‐O‐mand)] ( CuP3M ) and [Cu(PPh 3 ) 2 ( κ 2 ‐O,O’‐mand)] ( CuP2M ) (mand= dl ‐mandelate) were synthesized and fully characterized. The different coordination modes of the α‐hydroxycar…
View article: Are Well Performing Catalysts for the Ring Opening Polymerization of <scp>l</scp>-Lactide under Mild Laboratory Conditions Suitable for the Industrial Process? The Case of New Highly Active Zn(II) Catalysts
Are Well Performing Catalysts for the Ring Opening Polymerization of <span>l</span>-Lactide under Mild Laboratory Conditions Suitable for the Industrial Process? The Case of New Highly Active Zn(II) Catalysts Open
Poly(lactic acid) (PLA) is one of the best candidates as a sustainable plastic material for a circular economy, being biodegradable, bio-based, recyclable, and displaying good thermal and mechanical properties. The industrial production of…
View article: Direct Synthesis of Fluorescent Oxazolo-phenoxazines by Copper-Catalyzed/Hypervalent Iodine(III)-Mediated Dimerization/Cyclization of 2-Benzylamino-phenols
Direct Synthesis of Fluorescent Oxazolo-phenoxazines by Copper-Catalyzed/Hypervalent Iodine(III)-Mediated Dimerization/Cyclization of 2-Benzylamino-phenols Open
A dimerization/cyclization reaction of 2-benzylamino-phenols for the direct synthesis of the oxazolo-phenoxazine skeleton is reported. The reaction occurs under copper catalysis in the presence of hypervalent iodine(III), giving selectivel…
View article: Salt-Affected Soils in Italy
Salt-Affected Soils in Italy Open
Soil salinization and sodification risks are two of the main threats in agricultural soils of Italy (Dazzi, 2008). In Italy they are mainly due to irrigation with saline waters (Dazzi and Lo Papa, 2013), to seawater intrusion (Castrignanò …
View article: Salt-Affected Soils in Italy
Salt-Affected Soils in Italy Open
Soil salinization and sodification risks are two of the main threats in agricultural soils of Italy (Dazzi, 2008). In Italy they are mainly due to irrigation with saline waters (Dazzi and Lo Papa, 2013), to seawater intrusion (Castrignanò …
View article: Driving the Emission Towards Blue by Controlling the HOMO‐LUMO Energy Gap in BF<sub>2</sub>‐Functionalized 2‐(Imidazo[1,5‐<i>a</i>]pyridin‐3‐yl)phenols
Driving the Emission Towards Blue by Controlling the HOMO‐LUMO Energy Gap in BF<sub>2</sub>‐Functionalized 2‐(Imidazo[1,5‐<i>a</i>]pyridin‐3‐yl)phenols Open
Several boron compounds with 2‐(imidazo[1,5‐ a ]pyridin‐3‐yl)phenols, differentiated by the nature of the substituent (R) in the para position of the hydroxy group, have been synthesized and thoroughly characterized both in solution ( 1 H,…
View article: Potentially Toxic Elements (PTEs) in Cultivated Soils from Lombardy (Northern Italy): Spatial Distribution, Origin, and Management Implications
Potentially Toxic Elements (PTEs) in Cultivated Soils from Lombardy (Northern Italy): Spatial Distribution, Origin, and Management Implications Open
This work aims to quantify the contribution of agricultural practices to diffuse pollution in cultivated soils. Two samples (the first from the top layer and the second from a depth of about 100 cm) were retrieved from about 1000 soil prof…