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Continuous Flow Processes as an Enabling Tool for the Synthesis of Constrained Pseudopeptidic Macrocycles
American Chemical Society (2022-02-15)Herein we report our efforts to develop a continuous flow methodology for the efficient preparation of pseudopeptidic macrocyclic compounds containing the hexahydropyrrolo-[3,4-f]-isoindolocyclophane scaffold and involving ... -
Continuous-Flow Supercritical CO2 Platform for In-Situ Synthesis and Purification of Small Molecules for Drug Discovery
American Chemical Society (2023-02-03)The use of supercritical CO2 (scCO2) as an enabling technology paves the way for an efficient in-line integration of the synthesis and purification of organic molecules. The scCO2 platform presented here provides a ... -
Control of molecular gelation by chemical stimuli
Royal Society of Chemistry (2012-12-21)Molecular gels are formed by the self-assembly of low-molecular weight compounds by weak non-covalent interactions and thus, they may be easily disassembled in response to external stimuli. Chemically sensitive gels can ... -
Convergent, stereoselective syntheses of the glycosidase inhibitors broussonetines C, O and P
Elsevier (2009)The first syntheses of the polyhydroxylated alkaloids (iminosugars) broussonetines O and P, glycosidase inhibitors of the pyrrolidine class, have been performed in a convergent, stereocontrolled way from d-serine as the ... -
Convergent, stereoselective syntheses of the glycosidase inhibitors broussonetines D and M
Royal Society of Chemistry (2011-06-03)The first syntheses of the polyhydroxylated alkaloids (iminosugars) broussonetines D and M glycosidase inhibitors of the pyrrolidine class, have been performed in a convergent, stereocontrolled way from D-serine as the ... -
Cool and photocatalytic yellow ceramic pigments; from lead-tin to Cr doped scheelite pigments
Elsevier (2019-03)The historical lead based pigments (XVII-XVIII century), the modern Ni,Sb-rutile (1939) and Pr-zircon (1961) yellow pigments as well as the novel yellow pigments based on Cr-scheelite and Mo-yttrium cerate pigments were ... -
Coordination behaviour of new open chain and macrocyclic peptidomimetic compounds with copper (ii)
Royal Society of Chemistry (2015-08)Two valine-derived bis(amino amides) ligands have been prepared and fully characterized. Both compounds contain additional functionalities that implement their basicity and their water solubility. Besides, compound 1 is ... -
Coordination of Cu2+ Ions to C2 Symmetric Pseudopeptides Derived from Valine
American Chemical Society (2010)The acid−base and coordination properties of a family of pseudopeptidic ligands with C2 symmetry derived from valine (4a−e) have been studied using a variety of techniques as a model for metal coordination in peptides and ... -
Coordination singularities of a bis(p-xylyl)bis(benzimidazolylidene) ligand and the bis-iridium and -rhodium-related complexes
American Chemical Society (2013)The reaction of bis(α,α′-p-xylyl)bis(benzimidazolium) dichloride with [IrCpCl2]2 or [RhCl(COD)]2 affords the corresponding dimetallic bis-N-heterocyclic carbene complexes of Ir and Rh. The reaction with the iridium complex ... -
Copper(II) complexes of bis(amino amide) ligands: effect of changes in the amino acid residue
Royal Society of Chemistry (2012-03)A family of ligands derived from bis(amino amides) containing aliphatic spacers has been prepared, and their protonation and stability constants for the formation of Cu2+ complexes have been determined potentiometrically. ... -
Copper-doped titania photocatalysts for simultaneous reduction of CO2 and production of H2 from aqueous sulfide
Elsevier (2016-01)Copper-doped titanium dioxide materials with anatase phase (Cu-TiO2, atomic Cu contents ranging from 0 to 3% relative to the sum of Cu and Ti), and particle sizes of 12–15 nm, were synthesised by a solvo-thermal method ... -
Copper-mediated reduction of azides under seemingly oxidising conditions: catalytic and computational studies
Royal Society of Chemistry (2018)The reduction of aryl azides in the absence of an obvious reducing agent is reported. Careful catalyst design led to the production of anilines in the presence of water and air. The reaction medium (toluene/water) is crucial ... -
Core-shell effects of functionalizes oxide nanoparticles inside long-range meso-ordered spray-dried silica spheres according to the templating agent in use
Springer Verlag (2008)Core-shell and homogeneous distributions of functionalized cerium oxide nanoparticles within spraydried mesostructured silica spheres are achieved by modification of synthesis parameters such as the templating agent and ... -
Cp*Ir(NHC) complexes as highly versatile and efficient catalysts for the cross-coupling of alcohols and amines
Wiley-VCH (2008-11-19)A comparative study on the catalytic activity of a series of Cp*Ir(NHC)Cl2 complexes in several C-O and C-N coupling processes implying hydrogen-borrowing mechanisms has been performed. The compound Cp*Ir(InBu)Cl2 (InBu ... -
Crystal structure and spectroscopy studies of the thulium acid pyrophosphate HTmP2O7·3H2O
Elsevier (2020-09-02)Crystals of HTmP2O7·3H2O were prepared via a soft chemistry route. Its crystal structure was solved from single-crystal diffraction data. The compound crystallises in the triclinic space group P-1, with the unit cell ... -
Crystal structure of NaCd(H2PO3)3·H2O and spectroscopic study of NaM(H2PO3)3·H2O, M= Mn, Co, Ni, Zn, Mg and Cd
Copyright © 2016 Elsevier Ltd. All rights reserved. (2016-01-11)NaCd(H2PO3)3·H2O was synthesized in solution and its structure was studied by single-crystal X-ray diffraction. It crystallizes in the orthorhombic system (Pbca, Z = 8) with the cell parameters: a = 9.2895(14) Å, b = ... -
Crystal structure of the N-benzyloxycarbonyl-Alanyl- Phenylalanyl-methyl ester: the importance of the H-bonding pattern
MDPI (2011-08-22)Large crystals of the methyl ester of the N-α-benzyloxycarbonyl protected Ala- Phe dipeptide (Z-AF-OMe) were obtained after the very slow evaporation of a solution of the corresponding carboxylic acid (Z-AF-OH) in methanol ... -
Crystal structures of the HCl salts of pseudopeptidic macrocycles display ‘‘knobs into holes’’ hydrophobic interactions between aliphatic side chains
Royal Society of Chemistry (2009)The crystal structures of three HCl salts of pseudopeptidic macrocycles show a H-bonding tubular stack of the rings, where the amino acidic side chains (Val, Leu, Ile) display an inter-columnar “knobs into holes” hydrophobic ... -
Cu2+ recognition by N,N′-benzylated bis(amino amides)
Royal Society of Chemistry (2017)Two new C 2 -symmetric N , N ’ -benzylated bis(amino amides) have been synthesised and their interaction with di ff erent transition metals studied using a variety of techniques including UV-Vis and CD spec- troscopy ... -
Cu2+, Zn2+, and Ni2+ Complexes of C2-Symmetric Pseudopeptides with an Aromatic Central Spacer
American Chemical Society (2016)Two new tetradentate C2-symmetric pseudopeptidic ligands derived from Val and Phe containing two amino and two amido groups and a central o-substituted aromatic spacer have been prepared. Their complexes with Cu2+, ...