José Alemán
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View article: Proton‐Coupled Electron Transfer Processes in the Decarboxylative Synthesis of C‐4 Substituted Chroman‐2‐Ones
Proton‐Coupled Electron Transfer Processes in the Decarboxylative Synthesis of C‐4 Substituted Chroman‐2‐Ones Open
Chroman‐2‐one derivatives are biologically relevant structures that present interesting pharmacological and biological properties, being the C‐4 alkylated derivatives of particular interest. The methods described in the literature allow th…
View article: Versatile Photofunctionalization of Carbon Nanotubes via [4 + 2] Cycloaddition: A Facile Route to Hybrid Nanomaterials
Versatile Photofunctionalization of Carbon Nanotubes via [4 + 2] Cycloaddition: A Facile Route to Hybrid Nanomaterials Open
The [4 + 2] photofunctionalization of carbon nanotubes of different characteristics, such as single‐walled carbon nanotubes (0.9 and 1.4 nm diameter) or multiwalled carbon nanotubes (10 nm diameter), with aryl cyclobutyl amines 3 of divers…
View article: Nitrones as Versatile Linkages for the Construction of Covalent Organic Polymers by Tandem Transformations
Nitrones as Versatile Linkages for the Construction of Covalent Organic Polymers by Tandem Transformations Open
The development of novel covalent organic polymers (COPs) incorporating nitrone linkages and their chemical transformation into new materials through tandem reactions is reported. Using 1,3,5‐tris(4‐hydroxyaminophenyl)triazine and terephth…
View article: [2 + 2] light-driven cycloaddition synthesis of an organic polymer and photocatalytic activity enhancement <i>via</i> monomer truncation
[2 + 2] light-driven cycloaddition synthesis of an organic polymer and photocatalytic activity enhancement <i>via</i> monomer truncation Open
[2 + 2] photocycloaddition is exploited as a tool for the synthesis of organic extended materials. As a result, polymeric semiconductors achieved are able to carry out the oxidative photocoupling of benzyl amines with versatile performance.
View article: P148 Efficacy of apalutamide in patients with metastatic hormone-sensitive prostate cancer: multicenter study in real-world clinical practice
P148 Efficacy of apalutamide in patients with metastatic hormone-sensitive prostate cancer: multicenter study in real-world clinical practice Open
View article: P149 Apalutamide and RT of prostate tumor in low-volume, de novo metastatic hormonesensitive prostate cancer: Is there any oncological benefit with combined treatment?
P149 Apalutamide and RT of prostate tumor in low-volume, de novo metastatic hormonesensitive prostate cancer: Is there any oncological benefit with combined treatment? Open
View article: Prostate-specific Antigen at 3 Months as a Predictor of Radiologic Progression-free Survival in Metastatic Hormone-sensitive Prostate Cancer Treated with Apalutamide: Analysis of 633 Patients in a Real-world Database
Prostate-specific Antigen at 3 Months as a Predictor of Radiologic Progression-free Survival in Metastatic Hormone-sensitive Prostate Cancer Treated with Apalutamide: Analysis of 633 Patients in a Real-world Database Open
View article: Bicarbonate-binding catalysis for the enantioselective desymmetrization of keto sulfonium salts
Bicarbonate-binding catalysis for the enantioselective desymmetrization of keto sulfonium salts Open
View article: Enhanced Organocatalytic Processes through an Engineered Acid‐Base Site Bifunctional Pore in a Zirconium Metal‐Organic Framework
Enhanced Organocatalytic Processes through an Engineered Acid‐Base Site Bifunctional Pore in a Zirconium Metal‐Organic Framework Open
This work introduces a robust acid‐base catalytic system based on the zirconium‐based metal‐organic framework (Zr‐MOF) MOF‐808, selected for its open structure, high stability, and low presence of structural defects compared to other Zr‐MO…
View article: A photocatalytic active Titanium-Metal-organic framework-inorganic glass composite
A photocatalytic active Titanium-Metal-organic framework-inorganic glass composite Open
Metal-organic framework (MOF) composites are proposed as solutions to the mechanical instability of pure MOF materials. Here we present a new compositional series of the recently discovered MOF-crystalline inorganic glass composites. In th…
View article: Single walled carbon nanotubes covalently functionalized by a ruthenium complex for photocatalytic oxidations
Single walled carbon nanotubes covalently functionalized by a ruthenium complex for photocatalytic oxidations Open
View article: Enhancing photocatalytic performance of atom transfer radical addition (ATRA) reactions in water using immobilized 10-Phenylphenothiazine catalysts on mesoporous silica supports
Enhancing photocatalytic performance of atom transfer radical addition (ATRA) reactions in water using immobilized 10-Phenylphenothiazine catalysts on mesoporous silica supports Open
The development of catalysts is crucial for sustainable chemistry, and heterogeneous catalysis, specifically, can be environmentally friendly and recyclable. Catalyst immobilization in materials has been explored, in which mesoporous silic…
View article: Enhancing the Photocatalytic Activity via Direct Covalent Functionalization in Single‐Walled Carbon Nanotubes
Enhancing the Photocatalytic Activity via Direct Covalent Functionalization in Single‐Walled Carbon Nanotubes Open
Herein, the direct covalent functionalization of single‐walled carbon nanotubes (SWNT) is presented with an amino‐decorated phenyl‐phenothiazine (PTH‐NH 2 ) organophotocatalyst through the diazonium chemistry protocol. Three different SWNT…
View article: Front Cover Picture: Harnessing the Power of the De Mayo Reaction: Unveiling a Photochemical and Photocatalytic Masked [2+2] Methodology for Organic Synthesis (Adv. Synth. Catal. 2/2024)
Front Cover Picture: Harnessing the Power of the De Mayo Reaction: Unveiling a Photochemical and Photocatalytic Masked [2+2] Methodology for Organic Synthesis (Adv. Synth. Catal. 2/2024) Open
The front cover picture illustrates the reaction between 1,3-dicarbonyl and double bonds to afford 1,5-diketones, known as the De Mayo reaction. This reaction discovered in the mid-20th century represents a powerful tool for synthesis, sin…
View article: Unveiling the impact of a CF2 motif in the isothiourea catalyst skeleton: Evaluating C(3)-F2-HBTM and its catalytic activity
Unveiling the impact of a CF2 motif in the isothiourea catalyst skeleton: Evaluating C(3)-F2-HBTM and its catalytic activity Open
The St Andrews Team (A. D. S., K. K., M. T. W.) thanks the EaSI-CAT centre for Doctoral Training (MTW) and the EPSRC (EP/T023643/1; KK). The Linz team (L. S., A. E., M. W.) gratefully acknowledges generous financial support by the Austrian…
View article: Engineering Photocatalytic Porous Organic Materials for Directing Redox versus Energy Transfer Processes
Engineering Photocatalytic Porous Organic Materials for Directing Redox versus Energy Transfer Processes Open
Two organic materials containing phenanthroline and triazine fragments, but connected in different ways, are presented. The imine‐based material Phen–Tz–covalent organic framework (COF) preferentially shows photocatalytic activity through …
View article: Rapid and Safe Continuous‐Flow Simmons‐Smith Cyclopropanation using a Zn/Cu Couple Column
Rapid and Safe Continuous‐Flow Simmons‐Smith Cyclopropanation using a Zn/Cu Couple Column Open
Flow chemistry has recently opened new chemistry windows thanks to the safer use of hazardous and sensitive reagents. Furthermore, flow procedures usually outperform their batch counterparts due to improved mass and heat transfer, offering…
View article: P10-004-23 Dietary Self-Monitoring Adherence Is Associated With Increased Time in Recommended Glucose Range in Prediabetes and Moderately Controlled Type 2 Diabetes
P10-004-23 Dietary Self-Monitoring Adherence Is Associated With Increased Time in Recommended Glucose Range in Prediabetes and Moderately Controlled Type 2 Diabetes Open
View article: Recent Advances in the Use of Covalent Organic Frameworks as Heterogenous Photocatalysts in Organic Synthesis
Recent Advances in the Use of Covalent Organic Frameworks as Heterogenous Photocatalysts in Organic Synthesis Open
Organic photochemistry is intensely developed in the 1980s, in which the nature of excited electronic states and the energy and electron transfer processes are thoroughly studied and finally well‐understood. This knowledge from molecular o…
View article: Synergistic combination of triazine and phenanthroline moieties in a covalent triazine framework tailored for heterogeneous photocatalytic metal-free C-Br and C-Cl activation
Synergistic combination of triazine and phenanthroline moieties in a covalent triazine framework tailored for heterogeneous photocatalytic metal-free C-Br and C-Cl activation Open
We present the design and synthesis of a new covalent triazine framework with high content of N atoms bearing
\ntriazine and phenanthroline moieties. This material displays interesting luminescence phenomena and enhanced
\nphotoredox activ…
View article: Remote Giese Radical Addition by Photocatalytic Ring Opening of Activated Cycloalkanols
Remote Giese Radical Addition by Photocatalytic Ring Opening of Activated Cycloalkanols Open
The application of proton coupled electron transfer (PCET) processes in organic synthesis has opened the door to new radical intermediates for synthesis such as alkyl radicals in remote positions to a ketone. Herein, we present the additio…
View article: Oxidized multiwalled nanotubes as efficient carbocatalyst for the general synthesis of azines
Oxidized multiwalled nanotubes as efficient carbocatalyst for the general synthesis of azines Open
View article: General Electrochemical Minisci Alkylation of N-Heteroarenes with Alkyl Halides
General Electrochemical Minisci Alkylation of N-Heteroarenes with Alkyl Halides Open
Herein, we report, for the first time, a general, facile and environmentally friendly Minisci-type alkylation of N-heteroarenes under simple and straightforward electrochemical conditions using widely available alkyl halides as radical pre…
View article: Fluorinated Sulfinates as Source of Alkyl Radicals in the Photo‐Enantiocontrolled β‐Functionalization of Enals
Fluorinated Sulfinates as Source of Alkyl Radicals in the Photo‐Enantiocontrolled β‐Functionalization of Enals Open
The generation of sulfonyl radicals has long been known as a flexible strategy in a wide range of different sulfonylative transformations. Meanwhile their use in alkylation processes has been somehow limited due to their inherent difficult…
View article: Fluorinated Sulfinates as Source of Alkyl Radicals in the Photo‐Enantiocontrolled β‐Functionalization of Enals
Fluorinated Sulfinates as Source of Alkyl Radicals in the Photo‐Enantiocontrolled β‐Functionalization of Enals Open
The generation of sulfonyl radicals has long been known as a flexible strategy in a wide range of different sulfonylative transformations. Meanwhile their use in alkylation processes has been somehow limited due to their inherent difficult…
View article: Predesigned Covalent Organic Frameworks as Effective Platforms for Pd(II) Coordination Enabling Cross‐Coupling Reactions under Sustainable Conditions
Predesigned Covalent Organic Frameworks as Effective Platforms for Pd(II) Coordination Enabling Cross‐Coupling Reactions under Sustainable Conditions Open
The phenanthroline unit in an imine‐based covalent organic framework (Phen‐COF) offers a robust coordination site for Pd(OAc) 2 centers. Coordination of palladium centers is demonstrated by a variety of techniques, including X‐ray photoele…
View article: Anchoring of 10-phenylphenothiazine to mesoporous silica materials: A water compatible organic photocatalyst for the degradation of pollutants
Anchoring of 10-phenylphenothiazine to mesoporous silica materials: A water compatible organic photocatalyst for the degradation of pollutants Open
View article: CCDC 2069596: Experimental Crystal Structure Determination
CCDC 2069596: Experimental Crystal Structure Determination Open
View article: CCDC 2101111: Experimental Crystal Structure Determination
CCDC 2101111: Experimental Crystal Structure Determination Open
View article: Photocatalytic Oxidation Reactions Mediated by Covalent Organic Frameworks and Related Extended Organic Materials
Photocatalytic Oxidation Reactions Mediated by Covalent Organic Frameworks and Related Extended Organic Materials Open
Covalent Organic Frameworks (COFs) and related extended organic materials have been widely used as photocatalysts in the last few years. Such interest arises from the wide range of covalent linkages employed in their construction, which of…